v3.25.4
Related Party Transactions - Schedule of Related Party Transactions (Details) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2025
Dec. 31, 2024
Tasly [Member]    
Related Party Transaction [Line Items]    
Nature of relationship Shareholder  
Description of investment or transaction Convertible debt payable at fair value  
Related party $ 2,207 $ 2,234
Ascent PIPE Convertible Note [Member]    
Related Party Transaction [Line Items]    
Nature of relationship Shareholder  
Description of investment or transaction Loan payable related party at fair value  
Related party $ 14,359
Northview Acquisition Corp Sponsor [Member]    
Related Party Transaction [Line Items]    
Nature of relationship Shareholder  
Description of investment or transaction Convertible debt payable at fair value  
Related party $ 1,920
The Founders [Member]    
Related Party Transaction [Line Items]    
Nature of relationship Shareholder  
Description of investment or transaction Promissory notes  
Related party $ 878 850
Various Individuals [Member]    
Related Party Transaction [Line Items]    
Nature of relationship Shareholder  
Description of investment or transaction Convertible debt payable  
Related party 22,822
Northview Acquisition Corp Sponsor [Member]    
Related Party Transaction [Line Items]    
Nature of relationship Shareholder  
Description of investment or transaction Due to from Related Party  
Related party $ 41