v3.26.1
Debt - Schedule of the Debt Instruments and their Changes (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Junior Convertible Notes [Member]    
Schedule of the Debt Instruments and their Changes [Line Items]    
Balance at Beginning $ 18,419  
Less: Current portion  
Long term debt  
Issuance of debt  
Debt repayments  
Change in fair value  
Conversion of debt to equity (19,612)  
Debt assumed in connection with reverse recapitalization  
Accrued stated interest 1,193  
Balance at Ending 18,419
Loans Payable [Member]    
Schedule of the Debt Instruments and their Changes [Line Items]    
Balance at Beginning  
Less: Current portion  
Long term debt   7,877
Issuance of debt 11,000  
Debt repayments (1,920)  
Change in fair value 3,294  
Conversion of debt to equity (4,497)  
Accrued stated interest  
Balance at Ending 7,877
Tasly Convertible Note - Related Party [Member]    
Schedule of the Debt Instruments and their Changes [Line Items]    
Balance at Beginning 2,234  
Less: Current portion   2,290
Long term debt  
Issuance of debt  
Debt repayments  
Change in fair value 56  
Conversion of debt to equity  
Debt assumed in connection with reverse recapitalization  
Accrued stated interest  
Balance at Ending 2,290 2,234
Convertible Promissory Note - Related Party [Member]    
Schedule of the Debt Instruments and their Changes [Line Items]    
Balance at Beginning  
Less: Current portion   1,870
Long term debt  
Issuance of debt  
Debt repayments (50)  
Change in fair value (242)  
Conversion of debt to equity  
Debt assumed in connection with reverse recapitalization 2,162  
Accrued stated interest  
Balance at Ending 1,870
Senior Notes [Member]    
Schedule of the Debt Instruments and their Changes [Line Items]    
Balance at Beginning 25,268  
Less: Current portion   42
Long term debt  
Issuance of debt 1,350  
Debt repayments (555)  
Change in fair value  
Conversion of debt to equity (27,279)  
Debt assumed in connection with reverse recapitalization  
Accrued stated interest 1,258  
Balance at Ending 42 25,268
Promissory Notes [Member]    
Schedule of the Debt Instruments and their Changes [Line Items]    
Balance at Beginning 910  
Less: Current portion   1,049
Long term debt  
Issuance of debt 100  
Change in fair value  
Conversion of debt to equity  
Debt assumed in connection with reverse recapitalization  
Accrued stated interest 39  
Balance at Ending 1,049 910
PPP Loan [Member]    
Schedule of the Debt Instruments and their Changes [Line Items]    
Balance at Beginning 1,376  
Less: Current portion   1,390
Long term debt  
Issuance of debt  
Debt repayments  
Change in fair value  
Conversion of debt to equity  
Debt assumed in connection with reverse recapitalization  
Accrued stated interest 14  
Balance at Ending 1,390 1,376
D&O Insurance Financing [Member]    
Schedule of the Debt Instruments and their Changes [Line Items]    
Balance at Beginning  
Less: Current portion   297
Long term debt  
Issuance of debt 657  
Debt repayments (360)  
Change in fair value  
Conversion of debt to equity  
Debt assumed in connection with reverse recapitalization  
Accrued stated interest  
Balance at Ending 297
Junior Convertible Notes [Member]    
Schedule of the Debt Instruments and their Changes [Line Items]    
Balance at Beginning 18,419 16,316
Less: Current portion   18,419
Long term debt  
Issuance of debt  
Debt repayments  
Change in fair value  
Stated interest   2,057
Amortization of debt discount and issuance costs   46
Balance at Ending   18,419
Tasly Convertible Note - Related Party [Member]    
Schedule of the Debt Instruments and their Changes [Line Items]    
Balance at Beginning 2,234 1,714
Less: Current portion   2,234
Long term debt  
Issuance of debt   16
Debt repayments  
Change in fair value   311
Stated interest   193
Amortization of debt discount and issuance costs  
Balance at Ending   2,234
Senior Notes [Member]    
Schedule of the Debt Instruments and their Changes [Line Items]    
Balance at Beginning 25,268 20,155
Less: Current portion   25,268
Long term debt  
Issuance of debt   3,210
Debt repayments   (150)
Change in fair value  
Stated interest   2,053
Amortization of debt discount and issuance costs  
Balance at Ending   25,268
Promissory Notes [Member]    
Schedule of the Debt Instruments and their Changes [Line Items]    
Balance at Beginning 910 849
Less: Current portion   910
Long term debt  
Issuance of debt  
Debt repayments  
Change in fair value  
Stated interest   61
Amortization of debt discount and issuance costs  
Balance at Ending   910
PPP Loan [Member]    
Schedule of the Debt Instruments and their Changes [Line Items]    
Balance at Beginning $ 1,376 1,362
Less: Current portion   1,376
Issuance of debt  
Debt repayments  
Change in fair value  
Stated interest   14
Balance at Ending   $ 1,376