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    <element id="PULM_LeaseAssignmentAgreementMember" name="LeaseAssignmentAgreementMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
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    <element id="PULM_WarrantsToPurchaseCommonStockMember" name="WarrantsToPurchaseCommonStockMember" nillable="true" xbrli:periodType="duration" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" />
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    <element id="PULM_DisclosureOfPrepaidExpensesAndOtherCurrentAssetsTextBlock" name="DisclosureOfPrepaidExpensesAndOtherCurrentAssetsTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
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    <element id="PULM_DisclosureOfWarrantsTextBlock" name="DisclosureOfWarrantsTextBlock" nillable="true" xbrli:periodType="duration" type="dtr-types:textBlockItemType" substitutionGroup="xbrli:item" />
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    <element id="PULM_TransactionCosts" name="TransactionCosts" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" />
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    <element id="PULM_EffectiveIncomeTaxReconciliationLimitationsOnCreditAndNetOperatingLosses" name="EffectiveIncomeTaxReconciliationLimitationsOnCreditAndNetOperatingLosses" nillable="true" xbrli:periodType="duration" type="dtr-types:percentItemType" substitutionGroup="xbrli:item" />
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</schema>
