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Summary of Significant Accounting Policies - Additional Information (Detail) - USD ($)
3 Months Ended 9 Months Ended
Mar. 28, 2022
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Aug. 31, 2024
Dec. 31, 2023
Summary of Significant Accounting Policies [Line Items]              
Percentage of direct billing channel revenue Payers represent   93.00% 69.00% 88.00% 61.00%    
Revenue   $ 9,207,586 $ 5,079,523 $ 20,482,742 $ 14,484,775    
Deferred revenue   32,000   32,000     $ 8,500
Cost of goods sold   107,200 32,800 140,800 76,900    
Advertising expense   1,043,700 822,500 2,680,600 2,360,400    
Restructuring Reserve, Foreign Currency Translation Gain (Loss)   $ 256,400 $ 47,100 $ 312,000 $ 50,500    
Warrants exercise price   $ 0.0001   $ 0.0001      
Common stock equivalents, pre-funded warrants   7,721,519 8,750,926 7,721,519 8,750,926    
Letter of credit           $ 375,000  
Short-Term Investments   $ 0   $ 0     1,994,700
Short-term investments   $ 0   $ 0     $ 1,994,662
Product Revenue [Member] | Geographic Concentration Risk [Member] | United States [Member]              
Summary of Significant Accounting Policies [Line Items]              
Concentration Risk, Percentage   88.00% 78.00% 85.00% 72.00%    
Product Revenue [Member] | Geographic Concentration Risk [Member] | China [Member]              
Summary of Significant Accounting Policies [Line Items]              
Concentration Risk, Percentage     19.00%   13.00%    
Product Revenue [Member] | Geographic Concentration Risk [Member] | Germany [Member]              
Summary of Significant Accounting Policies [Line Items]              
Concentration Risk, Percentage   12.00% 3.00% 14.00% 14.00%    
Product Revenue [Member] | Geographic Concentration Risk [Member] | Other International Locations [Member]              
Summary of Significant Accounting Policies [Line Items]              
Concentration Risk, Percentage       1.00% 1.00%    
Beijing Ryzur Medical Investment Co., Ltd              
Summary of Significant Accounting Policies [Line Items]              
Upfront license fee       $ 2,700,000      
License revenue              
Summary of Significant Accounting Policies [Line Items]              
Revenue   $ 0 $ 50,000 0 $ 1,764,920    
License revenue | Product Revenue [Member] | Geographic Concentration Risk [Member] | United States [Member]              
Summary of Significant Accounting Policies [Line Items]              
Concentration Risk, Percentage         82.00%    
License revenue | Product Revenue [Member] | Geographic Concentration Risk [Member] | Germany [Member]              
Summary of Significant Accounting Policies [Line Items]              
Concentration Risk, Percentage         16.00%    
License revenue | Product Revenue [Member] | Geographic Concentration Risk [Member] | Other International Locations [Member]              
Summary of Significant Accounting Policies [Line Items]              
Concentration Risk, Percentage         2.00%    
O&P Providers or Third Party Payors [Member]              
Summary of Significant Accounting Policies [Line Items]              
Revenue recognized   $ 2,440,900 $ 1,324,300 $ 2,185,300 $ 2,305,500    
Jiangxi Myomo Medical Assistive Appliance Co. Ltd              
Summary of Significant Accounting Policies [Line Items]              
Cash consideration paid $ 199,000            
Ownership percentage 19.90%