Related Party Transactions - Schedule of Related Party Transactions (Details) - USD ($) $ in Thousands |
12 Months Ended | |||||
|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
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| Tasly [Member] | ||||||
| Related Party Transaction [Line Items] | ||||||
| Nature of relationship | Shareholder | |||||
| Description of investment or transaction | [1] | Convertible note held at fair value(1) | ||||
| Related Party | $ 2,290 | $ 2,234 | ||||
| NVAC Sponsor I, LLC [Member] | ||||||
| Related Party Transaction [Line Items] | ||||||
| Nature of relationship | Shareholder | |||||
| Description of investment or transaction | [1] | Convertible note held at fair value(1) | ||||
| Related Party | $ 1,870 | |||||
| The Founders [Member] | ||||||
| Related Party Transaction [Line Items] | ||||||
| Nature of relationship | Shareholder | |||||
| Description of investment or transaction | [1] | Promissory notes(1) | ||||
| Related Party | $ 400 | 850 | ||||
| Various individuals and entities [Member] | ||||||
| Related Party Transaction [Line Items] | ||||||
| Nature of relationship | Shareholder | |||||
| Description of investment or transaction | [1] | Convertible note payable(1) | ||||
| Related Party | 22,822 | |||||
| NVAC Sponsor I, LLC [Member] | ||||||
| Related Party Transaction [Line Items] | ||||||
| Nature of relationship | Shareholder | |||||
| Description of investment or transaction | [2] | Due to from Related Party(2) | ||||
| Related Party | $ 41 | |||||
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