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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amortization of right-of-use asset</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Right-of-Use Asset, Periodic Reduction</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Changes in operating assets and liabilities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Prepaid expenses and other current assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Prepaid Expense and Other Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Other non-current assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Other Noncurrent Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccountsPayable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Accounts Payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued expenses and other current liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash used in operating activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Operating Activity, Including Discontinued Operation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CASH FLOWS FROM INVESTING ACTIVITIES:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Purchase of property and equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments to Acquire Property, Plant, and Equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from sale of property and equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Assets held for sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Sale of Property, Plant, and Equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash used in investing activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Investing Activity, Including Discontinued Operation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">CASH FLOWS FROM FINANCING ACTIVITIES:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from issuance of common stock and pre-funded warrants, gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Aggregate gross proceeds</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance of Common Stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromWarrantExercises_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Proceeds from exercise of prefunded warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromWarrantExercises_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Warrant Exercises</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfFinancingCosts_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Payment of finance lease</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfFinancingCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments of Financing Costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Net cash provided by financing activities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Provided by (Used in) Financing Activity, Including Discontinued Operation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Increase in cash and cash equivalents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Excluding Exchange Rate Effect, Including Discontinued Operation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">STOCK COMPENSATION</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UseOfEstimates_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Use of Estimates</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_UseOfEstimates_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Use of Estimates, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativesPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivatives, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segment Reporting</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net Loss per Share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PatientMortalityPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Patient mortality period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PatientMortalityPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Patient Mortality Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PatientMortalityPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Period of patient mortality.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_CumulativeRiskPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cumulative risk period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_CumulativeRiskPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cumulative Risk Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_CumulativeRiskPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Period of cumulative risk.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_January2026ReverseStockSplitMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">January 2026 Reverse Stock Split [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_AdditionalReverseStockSplitMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Reverse Stock Split [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ReverseStockSplitPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reverse stock split period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ReverseStockSplitPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reverse Stock Split Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ReverseStockSplitPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Period of reverse stock split.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_MinimumBidPrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bid price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_MinimumBidPrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Minimum Bid Price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_MinimumBidPrice_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Minimum bid price.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Recently Issued Accounting Standards</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">New Accounting Pronouncements, Policy [Policy Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisclosureOfRepurchaseAgreementsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">License and Supply Agreement with Toray Industries [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_LicenseandSupplyAgreementwithTorayIndustriesDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">License and Supply Agreement with Toray Industries (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_TypeOfArrangementAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collaborative Arrangement and Arrangement Other than Collaborative [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ArrangementsAndNonarrangementTransactionsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Collaborative Arrangement and Arrangement Other than Collaborative [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_RangeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statistical Measurement [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Minimum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Maximum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MaximumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Maximum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Maximum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_MinimumMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Minimum [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsSoldUnderAgreementsToRepurchaseLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">License and Supply Agreement with Toray Industries [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForOtherTaxes_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Payments to toray</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsForOtherTaxes_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments for Other Taxes</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RoyaltyExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Minimum annual royalty payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RoyaltyExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Royalty Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RoyaltyGuaranteesCommitmentsAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Royalty payments for each year</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RoyaltyGuaranteesCommitmentsAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Royalty Guarantees, Commitments, Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Common Stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common Stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_OctoberTwoThousandTwentyFivePrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">October Two Thousand Twenty Five Private Placement Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_TwoThousandTwentyFivePrefundedWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Two Thousand Twenty-Five Prefunded Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_TwoThousandTwentyFivePrefundedWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Two Thousand Twenty Five Prefunded Warrants Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassFWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series F Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassFWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class FWarrants Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PlacementAgentClassFWarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Placement Agent Class F Warrant [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PlacementAgentClassFWarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Placement Agent Class FWarrant Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Events [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">SUBSEQUENT EVENTS</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Events [Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PreFundedWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Pre-Funded Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event Type [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event Type [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Subsequent Events [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsequentEventLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Subsequent Event [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ExcessStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Excess Stock, Shares Issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_UnexercisedWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Unexercised Warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_UnexercisedWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Unexercised warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_UnexercisedWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Unexercised warrants.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementClassOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfStockDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Stock [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PlanNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Plan Name [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_TwoThousandEighteenPlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2018 Plan [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_TwoThousandEighteenPlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Two Thousand Eighteen Plan Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_TwoThousandTwentyOnePlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2021 Stock Plan [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_TwoThousandTwentyOnePlanMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Two Thousand Twenty One Plan Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock Compensation [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Stock Option Activity [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of shares reserved for issuance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockCapitalSharesReservedForFutureIssuance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Capital Shares Reserved for Future Issuance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shares available for grants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted stock award activity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Options granted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of Stock Options, Granted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassEWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class E Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassEWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class EWarrants Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Information with Regard to Warrants Outstanding [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Number of warrants issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Purchase of shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right, Number of Securities Called by Warrants or Rights</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl" xlink:role="http://www.xbrl.org/2009/role/netLabel">Exercise price (in Dollars per share)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants outstanding, Weighted Average Exercise Price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Exercise price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right, Exercise Price of Warrants or Rights</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstandingTerm_lbl" xlink:role="http://www.xbrl.org/2009/role/netLabel">Warrants exercisable term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstandingTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants outstanding, Weighted Average Remaining Life (in Years)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstandingTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Expiration period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantsAndRightsOutstandingTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrants and Rights Outstanding, Term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Shares issued of common stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock, Number of Shares Issued in Transaction</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Compensation [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_StockCompensationDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Compensation (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Restricted Stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RestrictedStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Restricted Stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PlanNameAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Plan Name [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesNameDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities, Name [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassCWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class C Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassCWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class CWarrants Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesCWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series C Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesCWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series CWarrants Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesEWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series E Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesEWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series EWarrants Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrant [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrant [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SubsidiarySaleOfStockAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockNameOfTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Private Placement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Private Placement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementEquityComponentsAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Components [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SalesOfOrRevenuesFromCartridges_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sales or revenues from cartridges</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SalesOfOrRevenuesFromCartridges_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sales of or Revenues from Cartridges</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SalesOfOrRevenuesFromCartridges_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of sales of or revenues from the cartridges.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_AmountAccrued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued amounts</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_AmountAccrued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amount Accrued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_AmountAccrued_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of accrued.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_June2026PreFundedWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">June 2026 Pre-Funded Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesGWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series G Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesHWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series H Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_June2026PrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">June 2026 Private Placement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesGWarrantsAndSeriesHWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series G Warrants and Series H Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ExpirationDate_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Expire date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ExpirationDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Expiration Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ExpirationDate_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Expire date.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PercentageOfFinancialAdvisoryFee_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of financial advisory fee</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PercentageOfFinancialAdvisoryFee_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage of Financial Advisory Fee</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PercentageOfFinancialAdvisoryFee_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of financial advisory fee.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_June2026PlacementAgentWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">June 2026 Placement Agent Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_June2026PlacementAgentWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">June 2026 Placement Agent warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesCWarrantsAndIssuanceOfSeriesEWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series C Warrants and issuance of Series E Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_June2026PreFundedWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">June 2026 Pre-funded warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_June2026PreFundedWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">June 2026 Pre-Funded Warrants for Common Stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesGWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Series G warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesGWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series G warrants for common stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesGWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series G Warrants for Common Stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesHWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Series H warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesHWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series H warrants for common stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesHWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series H Warrants for Common Stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesFWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Series F warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesFWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series F warrants for common stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesFWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series F Warrants for Common Stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesFPlacementAgentWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Series F Placement Agent warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesFPlacementAgentWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series F placement agent warrants for common stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesFPlacementAgentWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series F Placement Agent Warrants for Common Stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassCWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Class C warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassCWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class C warrants for common stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassCWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class CWarrants For Common Stock Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_August2023CommonStockWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">August 2023 Common Stock warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_August2023CommonStockWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">August 2023 Common Stock Warrants for Common Stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassEWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Class E warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassEWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class E warrants for common stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassEWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class EWarrants For Common Stock Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_October2025PrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">October 2025 Private Placement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_June2026SeriesGWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">June 2026 Series G Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ScheduleOfPotentiallyDilutiveSecuritiesOfDilutedNetLossPerShareAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Potentially Dilutive Securities Of Diluted Net Loss Per Share Abstract</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Security, Excluded EPS Calculation [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeStockOptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Options to purchase common stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_WarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants for common stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_WarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrants For Common Stock Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassAWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class A warrants for common stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassAWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Class A warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassAWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class AWarrants For Common Stock Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassBWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Class B warrants for common stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassBWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Class B warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ClassBWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class BWarrants For Common Stock Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_JanuaryTwoThousandTwentyFourWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">January 2024 warrants for common stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_JanuaryTwoThousandTwentyFourWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">January 2024 warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_JanuaryTwoThousandTwentyFourWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">January Two Thousand Twenty Four Warrants For Common Stock Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_JanuaryTwoThousandTwentyFourPlacementAgentWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">January 2024 placement agent warrants for common stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_JanuaryTwoThousandTwentyFourPlacementAgentWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2009/role/netLabel">January 2024 Placement Agent warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_JanuaryTwoThousandTwentyFourPlacementAgentWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">January Two Thousand Twenty Four Placement Agent Warrants For Common Stock Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RoyaltyPaymentsPercentageOfNetSale_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Royalty payment percentage payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RoyaltyPaymentsPercentageOfNetSale_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Royalty Payments Percentage Of Net Sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RoyaltyPaymentsPercentageOfNetSale_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Royalty payments percentage of net sales.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_LicenseTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Term of cartridges</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_LicenseTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/label">License Term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_LicenseTerm_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">License term.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_CashReceiptsFromNanohybridsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash receipts from NanoHybrids [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_CashReceiptsFromNanohybridsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash Receipts From Nanohybrids Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Due from Related Parties [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Related Party Transactions [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Balances due from related party</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction, Amounts of Transaction</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average remaining lease term &#8211; operating leases (in years)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Weighted Average Remaining Lease Term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average remaining lease term &#8211; finance leases (in years)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseWeightedAverageRemainingLeaseTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Weighted Average Remaining Lease Term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeInstrumentRiskAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Instrument [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockOptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock Option [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockOptionMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity Option [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Number of Stock Options, Outstanding Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel">Weighted Average Exercise Price Per Share, Outstanding Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Remaining Contractual Life in Years, Outstanding Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted-Average Remaining Contractual Term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other non-current assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetsNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Assets, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Property and Equipment [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property and Equipment [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property and equipment, gross</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentGross_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant, and Equipment, before Accumulated Depreciation, Depletion, and Amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property and equipment, Depreciable lives</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant, and Equipment, Useful Life</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLifeDescriptionOfTermExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property, Plant, and Equipment, Useful Life, Term, Description [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLifeDescriptionOfTermExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant, and Equipment, Useful Life, Term, Description [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Less: accumulated depreciation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant, and Equipment, Accumulated Depreciation, Depletion, and Amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property and equipment, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentNet_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Operating lease right-of-use asset</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease right-of-use assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseRightOfUseAsset_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Right-of-Use Asset</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finance lease asset &#8211; property &amp; equipment, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_LeaseAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total lease assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_LeaseAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_LeaseAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Total lease assets.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Current portion of operating lease liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease liability, current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current portion of finance lease liability included in accrued expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current portion of finance lease liability included in accrued expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Liability, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Non-current portion of operating lease liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating lease liability, non-current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Finance lease liability, noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Non-current portion of finance lease liabilities included in other non-current liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseLiabilityNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Liability, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_LeaseLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total lease liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_LeaseLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_LeaseLiabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The represent the value of lease liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RelatedPartyTransactionsDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transactions (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_March2026PrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">March 2026 Private Placement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_March2026PrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">March2026 Private Placement Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related and Nonrelated Parties [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related and Nonrelated Parties [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_NanoHybridsIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">NanoHybrids Inc. [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_NanoHybridsIncMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nano Hybrids Inc Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherCommitmentsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RoyaltyPaymentsPercentageOfNetSales_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Royalty payments, percentage of net sales</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RoyaltyPaymentsPercentageOfNetSales_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Royalty Payments Percentage Of Net Sales</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RoyaltyPaymentsPercentageOfNetSales_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Royalty payments, percentage of net sales.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RoyaltyPaymentsTenureOfCommittedPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Royalty payments, tenure of committed payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RoyaltyPaymentsTenureOfCommittedPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Royalty Payments Tenure Of Committed Payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RoyaltyPaymentsTenureOfCommittedPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Royalty payments, tenure of committed payments.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PercentageOfReductionInRoyaltyRateUponExpiryOfPatents_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Percentage of reduction in royalty rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PercentageOfReductionInRoyaltyRateUponExpiryOfPatents_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Percentage Of Reduction In Royalty Rate Upon Expiry Of Patents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PercentageOfReductionInRoyaltyRateUponExpiryOfPatents_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of reduction in royalty rate upon expiry of patents.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CoverAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cover [Abstract]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentInformationLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Information [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquipmentExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equipment expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquipmentExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equipment Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetImpairmentCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Impairment charge</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherAssetImpairmentCharges_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Asset Impairment Charges</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line One</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressAddressLine2_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Address Line Two</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressCityOrTown_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, City or Town</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressStateOrProvince_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, State or Province</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityAddressPostalZipCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Address, Postal Zip Code</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CityAreaCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">City Area Code</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_LocalPhoneNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Local Phone Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_TradingSymbol_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Trading Symbol</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Common Stock, Shares Outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_Security12bTitle_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Title of 12(b) Security</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_SecurityExchangeName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Security Exchange Name</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total accrued expenses and other current liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued expenses and other current liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accrued expenses and other current liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentAdditions_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Property and equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentAdditions_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant, and Equipment, before Accumulated Depreciation, Addition</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingenciesDisclosureAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_CommitmentsandContingenciesDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_TorayLicenseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Toray License Agreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_TorayLicenseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Toray License Agreement Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentType_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Type</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentQuarterlyReport_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Quarterly Report</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentTransitionReport_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Transition Report</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityIncorporationStateCountryCode_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Incorporation, State or Country Code</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Statement of Financial Position [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">ASSETS</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current assets:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Current [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Cash and cash equivalents</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Cash and Cash Equivalent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepaid expenses and other current assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total prepaid expenses and other current assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidExpenseAndOtherAssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Prepaid Expense and Other Assets, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsHeldForSaleNotPartOfDisposalGroupCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Assets held for sale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsHeldForSaleNotPartOfDisposalGroupCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Asset, Held-for-Sale, Not Part of Disposal Group, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total current assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AssetsCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average discount rate &#8211; operating leases</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Weighted Average Discount Rate, Percent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCostAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Lease Cost [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiabilitiesPaymentsDueAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Estimated Operating Lease Payments [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ScheduleOfLeaseAssetsAndLiabilitiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Lease Assets and Liabilities [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property and Equipment [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PropertyandEquipmentScheduleofPropertyandEquipmentDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property and Equipment - Schedule of Property and Equipment (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Lived Asset, Class [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Long-Lived Asset, Class [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConstructionInProgressMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Construction in process [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ConstructionInProgressMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Construction in Progress [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ManufacturingFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Manufacturing equipment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ManufacturingFacilityMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Manufacturing Facility [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FurnitureAndFixturesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Furniture, Fixtures, and equipment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FurnitureAndFixturesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Furniture, fixtures and equipment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FurnitureAndFixturesMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Furniture and Fixtures [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseholdImprovementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Leasehold Improvements [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseholdImprovementsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Leasehold Improvements [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Exercise Price Per Share, Exercised</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate Intrinsic Value, Exercised</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_lbl" xlink:role="http://www.xbrl.org/2009/role/negatedLabel">Number of Stock Options, Cancelled and forfeited</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures in Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Exercise Price Per Share, Cancelled and forfeited</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_StockIssuedDuringPeriodSharesExerciseOfJune2026PreFundedWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of June 2026 Pre-Funded Warrants (in Shares)</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_StockIssuedDuringPeriodSharesExerciseOfJune2026PreFundedWarrants_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Number of shares of exercise of june 2026 pre-funded warrants.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_StockIssuedDuringPeriodValueExerciseOfJuneTwoThousandTwentySixPreFundedWarrant_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise of June 2026 Pre-Funded Warrants</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_StockIssuedDuringPeriodValueExerciseOfJuneTwoThousandTwentySixPreFundedWarrant_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period Value Exercise of June Two Thousand Twenty Six Pre Funded Warrant</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_StockIssuedDuringPeriodValueExerciseOfJuneTwoThousandTwentySixPreFundedWarrant_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of exercise of june 2026 pre funded warrants.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalOther_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrant inducement cost</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalOther_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Adjustments to Additional Paid in Capital, Other</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional Paid-In Capital</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock-based compensation expense</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">PROPERTY AND EQUIPMENT</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeasesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Leases [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeasesTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">LEASES</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_NatureofOperationsandBasisofPresentationDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nature of Operations and Basis of Presentation (Details) [Table]</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_Rule10B51ArrangementModified_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Rule 10 b 51 arrangement modified.</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_NonRule10B51ArrangementModified_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Non Rule10 B51 Arrangement Modified</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_NonRule10B51ArrangementModified_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Non rule 10 b 51 arrangement modified.</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Information with Regard to Warrants Outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfStockholdersEquityNoteWarrantsOrRightsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Stockholders' Equity Note, Warrants or Rights [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Stock Option Activity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Option, Activity [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Stock-Based Compensation Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Due from Related Parties</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Related Party Transactions [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Property and Equipment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PropertyPlantAndEquipmentTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property, Plant, and Equipment [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCostTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Lease Cost</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LeaseCostTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lease, Cost [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ScheduleOfLeaseAssetsAndLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Lease Assets and Liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ScheduleOfLeaseAssetsAndLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Lease Assets And Liabilities Table Text Block</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ScheduleOfLeaseAssetsAndLiabilitiesTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The tabular disclosure of lease assets and liabilities.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Estimated Operating Lease Payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScheduleOfCondensedBalanceSheetTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Schedule of Supplemental Balance Sheet Information</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScheduleOfCondensedBalanceSheetTableTextBlock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Condensed Balance Sheet [Table Text Block]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Potentially Dilutive Securities of Diluted Net Loss Per Share [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Potentially dilutive securities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_AugustTwoThousandTwentyThreePlacementAgentWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">August 2023 Placement Agent warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_AugustTwoThousandTwentyThreePlacementAgentWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">August Two Thousand Twenty Three Placement Agent Warrants For Common Stock Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_OtherPre2024CommonStockWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Other Pre-2024 Common Stock Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_OtherPre2024CommonStockWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Pre2024 Common Stock Warrants Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants outstanding, Shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right, Outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightReasonForIssuingToNonemployees_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrants outstanding, Exercisable for</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightReasonForIssuingToNonemployees_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrant or Right, Reason for Issuance, Description</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ScheduleOfStockOptionActivityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Stock Option Activity Abstract</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_StockCompensationScheduleofStockOptionActivityDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Compensation - Schedule of Stock Option Activity (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CollaborativeArrangementsAndNoncollaborativeArrangementTransactionsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nature of Operations and Basis of Presentation [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityReverseStockSplit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reverse stock split ratio</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityReverseStockSplit_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stockholders' Equity, Reverse Stock Split</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesReverseStockSplits_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of common stock (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockIssuedDuringPeriodSharesReverseStockSplits_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Stock Issued During Period, Shares, Reverse Stock Splits</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total current liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accumulated deficit</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SignificantAccountingPoliciesDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Significant Accounting Policies (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ChangeInAccountingEstimateLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Significant Accounting Policies [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ChangeInAccountingEstimateLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Summary of Significant Accounting Policies [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NumberOfOperatingSegments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating segment</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingCodmProfitLossMeasureHowUsedDescription_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Description of CODM</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingCodmIndividualTitleAndPositionOrGroupOrCommitteeNameExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SegmentReportingCodmIndividualTitleAndPositionOrGroupOrCommitteeNameExtensibleEnumeration_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Segment Reporting, CODM, Individual Title and Position or Group Name [Extensible Enumeration]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RodmanAndRenshawLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Rodman and Renshaw LLC [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RodmanAndRenshawLLCMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Rodman And Renshaw LLCMember</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DebtInstrumentLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financings [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockPricePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Price per unit</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Gross proceeds</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ProceedsFromIssuanceOfPrivatePlacement_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Proceeds from Issuance of Private Placement</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NoninterestExpenseOfferingCost_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Total offering costs</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PrivatePlacementNetOfIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Private placement, net of issuance costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PrivatePlacementNetOfIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Private Placement Net of Issuance Costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PrivatePlacementNetOfIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Th amount of private placement, net of issuance costs.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_WarrantInducementNetOfIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrant inducement, net of issuance costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_WarrantInducementNetOfIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrant Inducement, Net of Issuance Costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_WarrantInducementNetOfIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of warrant Inducement, net of issuance costs.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_WarrantInducementCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Warrant inducement costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_WarrantInducementCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrant Inducement Costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_WarrantInducementCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of warrant inducement costs.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityIncorporationDateOfIncorporation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Incorporated date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityIncorporationDateOfIncorporation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Incorporation, Date of Incorporation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_StatementScenarioAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Scenario [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScenarioUnspecifiedDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Scenario [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="srt_ScenarioForecastMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Forecast [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesGPlacementAgentWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series G placement agent warrants for common stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesGPlacementAgentWarrantsForCommonStockMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series G Placement Agent Warrants for Common Stock [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_NewTorayLicenseAgreementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">New Toray License Agreement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_April2025PrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">April 2025 Private Placement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_April2025PrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">April2025 Private Placement Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_OctoberTwentyTwentyFivePreFundedWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">October 2025 Prefunded Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_OctoberTwentyTwentyFivePreFundedWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">October Twenty Twenty Five Pre Funded Warrants Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ScheduleOfInformationWithRegardToWarrantsOutstandingAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Information With Regard To Warrants Outstanding [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantedinPeriodTotalIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate Intrinsic Value, Granted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantedinPeriodTotalIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Based Compensation Arrangement By Share Based Payment Award Options Grantedin Period Total Intrinsic Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantedinPeriodTotalIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Aggregate intrinsic value, granted.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/verboseLabel">Common stock for resale</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares issued (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_BeneficiallyOwnInExcessPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Beneficially own in excess percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_BeneficiallyOwnInExcessPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Beneficially Own In Excess Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_BeneficiallyOwnInExcessPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Beneficially own in excess</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_BeneficialOwnershipLimitation_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Beneficial ownership limitation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_BeneficialOwnershipLimitation_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Beneficial Ownership Limitation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_BeneficialOwnershipLimitation_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Beneficial ownership limitation</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_CalendarDays_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Calendar days</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_CalendarDays_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Calendar Days</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_CalendarDays_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Calendar days</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantExercisePriceDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise price reduced</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WarrantExercisePriceDecrease_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrant, Exercise Price, Decrease</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_AdditionalSharePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional per share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_AdditionalSharePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Share Price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_AdditionalSharePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Additional share price.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Exercise price shares</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Class of Warrant or Right, Number of Securities Called by Each Warrant or Right</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Price per share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockConsiderationReceivedOnTransaction_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Sale amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SaleOfStockConsiderationReceivedOnTransaction_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Sale of Stock, Consideration Received on Transaction</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_InducementTransactionAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Inducement transaction</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_InducementTransactionAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Inducement Transaction Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_InducementTransactionAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Represents the value of inducement transaction amount.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fair value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EquityFairValueDisclosure_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Fair Value Disclosure</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Equity issuance cost</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Payments of Stock Issuance Costs</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_WarrantsDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Warrants (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RoyaltyPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Reduction in royalty rate</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RoyaltyPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Royalty Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RoyaltyPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of royalty payments.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Amount paid for final supply of chip component</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_FinancingsDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Financings (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeitureInPeriodTotalIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate Intrinsic Value, Cancelled and forfeited</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeitureInPeriodTotalIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share Based Compensation Arrangement By Share Based Payment Award Options Forfeiture In Period Total Intrinsic Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeitureInPeriodTotalIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Amount of aggregate intrinsic value, cancelled and forfeited.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesFWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Series F Warrants [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_SeriesFWarrantsMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Series FWarrants Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PrefundedWarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prefunded Warrant [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PrefundedWarrantMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Prefunded Warrant Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_JuneTwoThousandTwentySixPrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">June 2026 Private Placement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_JuneTwoThousandTwentySixPrivatePlacementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">June Two Thousand Twenty Six Private Placement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Assets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">LIABILITIES AND STOCKHOLDERS&#8217; EQUITY</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Current liabilities:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesCurrentAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities, Current [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accounts payable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccountsPayableCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Accounts Payable, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other non-current liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherLiabilitiesNoncurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Liabilities, Noncurrent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_Liabilities_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Noncurrent finance lease liabilities</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Commitments and Contingencies (See Note 10)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommitmentsAndContingencies_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Commitments and Contingencies</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stockholders&#8217; equity:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Equity, Attributable to Parent [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, $0.0001 par value; 250,000,000 shares authorized; 1,983,684 and 604,534 shares issued and outstanding at June 30, 2026 and December 31, 2025, respectively</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Value, Issued</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Additional paid-in capital</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Additional Paid in Capital, Common Stock</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total liabilities and stockholders&#8217; equity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Liabilities and Equity</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, par value (in Dollars per share)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Par or Stated Value Per Share</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, shares authorized (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares Authorized</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Common stock, outstanding (in Shares)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Common Stock, Shares, Outstanding</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_IncomeStatementAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income Statement [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating expenses:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpensesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Expenses [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Research and development</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Research and Development Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">General and administrative</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">General and Administrative Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total operating expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingExpenses_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Expenses</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Operating loss</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Income (Loss)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other income:</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nonoperating Income (Expense) [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentIncomeInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Interest income</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_InvestmentIncomeInterest_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Investment Income, Interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Other income (expense), net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherNonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Nonoperating Income (Expense)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total other income, net</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_NonoperatingIncomeExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Nonoperating Income (Expense)</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net loss per share &#8211; Basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Net loss per share &#8211; Diluted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Earnings Per Share, Diluted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average common shares outstanding &#8211; Basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number of Shares Outstanding, Basic</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average common shares outstanding &#8211; Diluted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Weighted Average Number of Shares Outstanding, Diluted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_LocationStatementOfIncomeBalanceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Location, Statement of Income, Balance [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_LocationStatementOfIncomeBalanceAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Location Statement Of Income Balance Axis</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_LocationStatementOfIncomeBalanceDomainDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">LocationStatementOfIncomeBalanceDomain [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentArrangementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Research and development [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ResearchAndDevelopmentArrangementMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Research and Development Arrangement [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_GeneralAndAdministrativeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">General and administrative [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_GeneralAndAdministrativeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">General And Administrative Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Stock-Based Compensation Expense [Line Items]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Stock-based compensation expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Payment Arrangement, Expense</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ScheduleOfDueFromRelatedPartiesAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Due From Related Parties [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionAxis_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Axis]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_IncomeFromNanohybridsIncludedInOtherIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Income from NanoHybrids included in other income [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_IncomeFromNanohybridsIncludedInOtherIncomeMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Income From Nanohybrids Included In Other Income Member</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_DerivativeContractTypeDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Derivative Contract [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RelatedPartyTransactionDomain_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Transaction [Domain]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_ScheduleOfStockBasedCompensationExpenseAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule Of Stock Based Compensation Expense Abstract</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityInteractiveDataCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Interactive Data Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_AmendmentFlag_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Amendment Flag</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentPeriodEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Period End Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalYearFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Fiscal Year Focus</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Document Fiscal Period Focus</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityRegistrantName_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Registrant Name</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCentralIndexKey_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Central Index Key</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityTaxIdentificationNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Tax Identification Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Current Fiscal Year End Date</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityCurrentReportingStatus_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Current Reporting Status</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFilerCategory_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Filer Category</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityFileNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity File Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityShellCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Shell Company</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityEmergingGrowthCompany_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Emerging Growth Company</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntityExTransitionPeriod_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Ex Transition Period</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="dei_EntitySmallBusiness_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Entity Small Business</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RelatedPartyBillRateAdditionalCostPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Bill rate additional cost percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RelatedPartyBillRateAdditionalCostPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Related Party Bill Rate Additional Cost Percentage</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_RelatedPartyBillRateAdditionalCostPercentage_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">Percentage of related party bill rate additional cost.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfRelatedPartyDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Payment to related party</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_RepaymentsOfRelatedPartyDebt_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Repayments of Related Party Debt</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ReimbursementFromLimitedPartnershipInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Payment for reimburse</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ReimbursementFromLimitedPartnershipInvestment_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Reimbursement from Limited Partnership Investment</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate Intrinsic Value, Outstanding Balance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Number of Stock Options, Exercisable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Exercise Price Per Share, Exercisable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Remaining Contractual Life in Years, Exercisable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted-Average Remaining Contractual Term</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Aggregate Intrinsic Value, Exercisable</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted Average Exercise Price Per Share, Granted</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_PropertyandEquipmentDetailsTable_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Property and Equipment (Details) [Table]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MachineryAndEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Manufacturing equipment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_MachineryAndEquipmentMember_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Machinery and Equipment [Member]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_NetBookValueOfFixedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Fixed assets of net book value</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_NetBookValueOfFixedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Net Book Value Of Fixed Assets</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_NetBookValueOfFixedAssets_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of net book value of fixed assets.</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Weighted average discount rate &#8211; finance leases</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeaseWeightedAverageDiscountRatePercent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Weighted Average Discount Rate, Percent</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeasePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating cash flows from operating leases</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeasePayments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeasePrincipalPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Operating cash flows from finance leases</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_FinanceLeasePrincipalPayments_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Finance Lease, Principal Payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2026</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">2027</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year One</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Thereafter</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid, Year Three</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Total future lease payments</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, to be Paid</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Less: Imputed interest</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Lessee, Operating Lease, Liability, Undiscounted Excess Amount</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/totalLabel">Present value of lease liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OperatingLeaseLiability_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Operating Lease, Liability</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_BalanceSheetRelatedDisclosuresAbstract_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Schedule of Supplemental Balance Sheet Information [Abstract]</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidInsurance_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepaid insurance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_PrepaidInsurance_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Prepaid Insurance</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherPrepaidExpenseCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Prepaid and other</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_OtherPrepaidExpenseCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/label">Other Prepaid Expense, Current</link:label>
    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedUtilitiesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued personnel costs</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="us-gaap_AccruedProfessionalFeesCurrent_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued legal fees</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_AccruedExpensesForCTOSeparationAgreement_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued clinical trial expenses</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_AccruedBoardOfDirectorFees_lbl" xlink:role="http://www.xbrl.org/2003/role/terseLabel">Accrued board of director fees</link:label>
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    <link:label xml:lang="en-US" xlink:type="resource" xlink:label="bjdx_AccruedBoardOfDirectorFees_lbl" xlink:role="http://www.xbrl.org/2003/role/documentation">The amount of accrued board of director fees.</link:label>
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    <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd#srt_ChiefExecutiveOfficerMember" xlink:label="srt_ChiefExecutiveOfficerMember" />
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