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Commitments and Contingencies (Details) - USD ($)
 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
May 08, 2025
Feb. 11, 2025
Dec. 19, 2024
Jun. 15, 2023
Aug. 01, 2022
Dec. 22, 2021
Aug. 31, 2022
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Dec. 31, 2023
Jul. 11, 2025
Jan. 19, 2025
Dec. 31, 2022
Nov. 07, 2022
Commitments and Contingencies (Details) [Line Items]                                  
Rent payable         $ 25,000   $ 25,000                    
Variable lease costs                       $ 100,000          
Lease expense                       100,000          
Gross proceeds                   $ 50,000,000   50,000,000          
Convertible note offering percentage     9.00%                            
Other exepnses               $ 54,000 [1] $ 7,000 [1] $ 66,000 [2] $ 41,000 [2] $ 120,000 [3] $ 202,000 [3]        
Common stock, par value (in Dollars per share)               $ 0.0001   $ 0.0001   $ 0.0001 $ 0.0001        
Aggregate shares issued (in Shares)               5,604,651   5,604,651   5,604,651 5,604,651        
Aggregate share value                          
Rent payable                   25,000              
Short-term leases               100,000                  
Variable lease costs                 100,000 200,000 100,000            
Lease expense               75,000   150,000              
Business Combination [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Cash                       15,000,000          
Subsequent Event [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Aggregate shares issued (in Shares)                           477,284      
Convertible Notes [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Aggregate principal amount               19,533,000 $ 17,348,000 19,533,000 17,348,000 18,419,000 16,316,000     $ 13,981,000  
Short-Term Leases [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Variable lease costs                   $ 300,000 $ 200,000            
Short-Term Debt [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Lease expense                       $ 300,000 $ 300,000        
NorthView Acquisition Corp [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Number of days for underwriter options                   30 days   30 days          
Underwriting discount amount               $ 3,450,000   $ 3,450,000   $ 3,450,000          
Initial public offering gross proceed percentage               3.68%   3.68%   3.68%          
Gross proceeds                   $ 500,000              
Business combination percentage rate                                 3.68%
Cash percentage                                 27.50%
Equity percentage                                 72.50%
Payable in cash                             $ 2,000,000    
Warrants term               5 years   5 years   5 years          
Lockup period                   180 days   180 days          
Cash                   $ 16,204          
Convertible note offering percentage     9.00%                            
Non-redemption agreement amount. $ 1,250,000                                
Asset in held in trust $ 1.25                                
Payment for fees     $ 418,000                            
Other exepnses                   $ 50,000              
Percentage of net proceeds       5.00%                          
Initial closing amount   $ 9,000,000                              
Common stock, par value (in Dollars per share)               $ 0.0001   $ 0.0001   $ 0.0001          
Aggregate shares issued (in Shares)               5,193,750   5,193,750   5,193,750 5,193,750        
Legal services                   $ 90,000              
NorthView Acquisition Corp [Member] | Warrant [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Exercise price per share (in Dollars per share)           $ 11.5                      
NorthView Acquisition Corp [Member] | Cash Fee [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Payment for fees     550,000                            
NorthView Acquisition Corp [Member] | Arrangement Fee [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Payment for fees       $ 250,000                          
NorthView Acquisition Corp [Member] | Business Combination [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Common stock price (in Dollars per share)       $ 2                          
Payment of post combination       $ 500,000                          
NorthView Acquisition Corp [Member] | Business Combination [Member] | Advisory Fee [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Payment for fees       750,000                          
NorthView Acquisition Corp [Member] | Subsequent Event [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Payable in cash                             $ 2,000,000    
NorthView Acquisition Corp [Member] | IPO [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
units issued (in Shares)           18,975,000   2,475,000   2,475,000   2,475,000          
Cash underwriting discount                   1.82%   1.82%          
Gross proceeds           $ 189,750,000                      
Common stock price (in Dollars per share)           $ 10.1                      
Common stock, par value (in Dollars per share)           $ 0.0001                      
NorthView Acquisition Corp [Member] | IPO [Member] | Warrant [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Warrant issued (in Shares)               17,404,250   17,404,250   17,404,250          
NorthView Acquisition Corp [Member] | Over-Allotment Option [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
units issued (in Shares)           2,475,000                      
Warrant issued (in Shares)               74,250   74,250   74,250          
Aggregate exercise price                   $ 6,546,375   $ 6,546,375          
Common stock price (in Dollars per share)           $ 10                      
NorthView Acquisition Corp [Member] | Over-Allotment Option [Member] | Warrant [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Warrant issued (in Shares)               569,250   569,250   569,250          
Exercise price per share (in Dollars per share)               $ 11.5   $ 11.5   $ 11.5          
NorthView Acquisition Corp [Member] | Convertible Notes [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Aggregate principal amount   22,222,222                              
Purchase price   $ 20,000,000                              
Original issue discount   10.00%                              
NorthView Acquisition Corp [Member] | Convertible Notes [Member] | Securities Purchase Agreement [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Aggregate principal amount   $ 12,222,222                              
Purchase price   $ 11,000,000                              
Original issue discount   10.00%                              
NorthView Acquisition Corp [Member] | Convertible Notes [Member] | Subsequent Event [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Aggregate principal amount   $ 22,222,222                              
Purchase price   20,000,000                              
NorthView Acquisition Corp [Member] | Initial Notes [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Aggregate principal amount   $ 10,000,000                              
NorthView Acquisition Corp [Member] | Initial Notes [Member] | Securities Purchase Agreement [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Original issue discount   10.00%                              
NorthView Acquisition Corp [Member] | Second Purchase [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Aggregate principal amount   $ 2,222,222                              
Purchase price   $ 2,000,000                              
Original issue discount   10.00%                              
I-Bankers and Dawson James [Member] | NorthView Acquisition Corp [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Gross proceeds                   $ 6,986,250   $ 6,986,250          
Representative shares issued (in Shares)           37,500                      
Warrant issued (in Shares)               569,250   569,250   569,250          
I-Bankers and Dawson James [Member] | NorthView Acquisition Corp [Member] | Over-Allotment Option [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Representative shares issued (in Shares)           450,000                      
I-Bankers [Member] | NorthView Acquisition Corp [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Gross proceeds                   $ 900,000              
Dawson James [Member] | NorthView Acquisition Corp [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Gross proceeds                   $ 600,000              
Private Placement [Member] | NorthView Acquisition Corp [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Deferred fees paid     $ 968,000                            
Investor [Member] | NorthView Acquisition Corp [Member] | Convertible Notes [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Aggregate principal amount   $ 4,444,444                              
Purchase price   $ 4,000,000                              
Original issue discount   10.00%                              
Common Stock [Member] | NorthView Acquisition Corp [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Closing of business combination       500,000                          
Common Stock [Member] | NorthView Acquisition Corp [Member] | Tranche 2 [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Common stock value issued       250,000                          
Common Stock [Member] | NorthView Acquisition Corp [Member] | Business Combination [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Closing of business combination       500,000                          
Common Stock [Member] | NorthView Acquisition Corp [Member] | Stock Option [Member] | Tranche 2 [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Common stock value issued       $ 250,000                          
New Profusa Common Stock [Member] | NorthView Acquisition Corp [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Common stock, par value (in Dollars per share)   $ 0.0001                              
Aggregate shares issued (in Shares)   15,000,000                              
Aggregate share value   $ 35,000,000                              
Trading price per share (in Dollars per share)   $ 4                              
Number of trading days   5 days                              
New Profusa Common Stock [Member] | NorthView Acquisition Corp [Member] | Convertible Notes [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Aggregate principal amount   $ 5,555,555                              
Purchase price   $ 5,000,000                              
Original issue discount   10.00%                              
New Profusa Common Stock [Member] | NorthView Acquisition Corp [Member] | Second Purchase [Member]                                  
Commitments and Contingencies (Details) [Line Items]                                  
Purchase price   $ 2,000,000                              
[1] Other expenses includes small balances of research materials and supplies along with insurance costs.
[2] Other expenses includes small balances of research materials and supplies along with insurance costs.
[3] Other expenses includes small balances of research materials and supplies along with insurance costs.