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Income Taxes (Details) - USD ($) |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Aug. 16, 2022 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2021 | Dec. 31, 2020
Income Taxes [Line Items] |  |  |  |  |
Federal net operating loss carryforwards |  | $ 114,800,000 |  |  |
Federal and state net operating loss carryforwards |  | 116,300,000 |  |  |
Federal net operating loss not expire |  | 91,600,000 |  |  |
Research credit carryforwards |  | 3,511 | $ 3,485 |  |
Received paycheck protection program loans |  |  |  | $ 1,300,000 | $ 1,200,000
Paycheck protection program loans outstanding |  | $ 1,400,000 | $ 1,400,000 |  |
Imposes nondeductible excise tax percentage | 1.00% |  |  |  |
Income for taxable | $ 1,000,000,000 |  |  |  |
Income for taxable percentage | 15.00% | 0.00% | 0.00% |  |
Valuation allowance |  | $ 3,312 | $ (2,109) |  |
Profusa, Inc [Member] |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Research credit carryforwards |  | 2,100,000 |  |  |
California [Member] |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Research credit carryforwards |  | $ 1,800,000 |  |  |
NorthView Acquisition Corp [Member] |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Income for taxable percentage |  | (0.90%) | 28.20% |  |
Net operating loss |  | $ 0 | $ 0 |  |
Valuation allowance |  | $ 258,284 | $ 203,712 |  |

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