v3.26.3
Fair Value Measurement - Schedule of Fair Value of the Company’s Level 3 Related Party Convertible Notes Payable (Details) - USD ($)
$ in Thousands
3 Months Ended
Sep. 30, 2026
Jun. 30, 2026
Mar. 31, 2026
Sep. 30, 2025
Jun. 30, 2025
Mar. 31, 2025
Tasly Convertible Note - Related Party [Member]            
Schedule of Changes in the Fair Value of the Company’s Level 3 Loans Payable [Line Items]            
Fair value, beginning balance $ 2,629 $ 2,532 $ 2,290 $ 2,543 $ 2,390 $ 2,234
Loss on change in the fair value of related party convertible debt 98 97 242   153 156
Conversion of debt to equity          
Debt extinguishment          
Assumption of related party convertible note upon closing of the Business Combination          
Gain on change in the fair value of related party convertible notes       (336)    
Fair value, ending balance 2,727 2,629 2,532 2,207 2,543 2,390
Related Party Convertible Promissory Note [Member]            
Schedule of Changes in the Fair Value of the Company’s Level 3 Loans Payable [Line Items]            
Fair value, beginning balance 2,114 1,870 1,870
Loss on change in the fair value of related party convertible debt (1,411) 244  
Conversion of debt to equity (1,166)          
Debt extinguishment 1,479          
Assumption of related party convertible note upon closing of the Business Combination       2,162    
Gain on change in the fair value of related party convertible notes       (242)    
Fair value, ending balance 1,016 2,114 1,870 1,920
Total Level 3 Related Party Convertible Notes [Member]            
Schedule of Changes in the Fair Value of the Company’s Level 3 Loans Payable [Line Items]            
Fair value, beginning balance 4,743 4,402 4,160 2,543 2,390 2,234
Loss on change in the fair value of related party convertible debt (1,313) 341 242   153 156
Conversion of debt to equity (1,166)          
Debt extinguishment 1,479          
Assumption of related party convertible note upon closing of the Business Combination       2,162    
Gain on change in the fair value of related party convertible notes       (578)    
Fair value, ending balance $ 3,743 $ 4,743 $ 4,402 $ 4,127 $ 2,543 $ 2,390