Commitments and Contingencies - Additional Information (Details) - USD ($)	3 Months Ended	12 Months Ended
	Jul. 31, 2022	Apr. 30, 2013	Jun. 03, 2022	Apr. 30, 2022
Loss Contingencies [Line Items]
Operating leases expires year	2023
Lessee, operating lease, existence of option to extend	true
Lessee, operating lease, option to extend	The lease has an option to extend for five years however given the future anticipated expansion of the Company, it is more likely than not that the option will not be exercised.
Lessee, operating lease, extension period	5 years
Operating leases rent expense	$ 40,770
Operating lease incremental borrowing rate	12.00%
Common stock, par value	$ 0.001		$ 0.001	$ 0.001
Notes payable	$ 1,130,000			$ 6,071,807
Royalty Agreements
Loss Contingencies [Line Items]
Royalty not paid balance amount		$ 3,500,000
Royalties total amount		$ 3,500,000
Common stock, par value		$ 68.75
Bona fide offer valuing the common stock received amount		$ 68.75
Aggregate payment of royalties		3,000,000
Royalty Agreements | Secured Convertible Promissory Notes
Loss Contingencies [Line Items]
Notes payable		1,500,000
Royalty Agreements | Loan and Security Agreement
Loss Contingencies [Line Items]
Notes payable		1,000,000
Royalty Agreements | MyoVista Devices
Loss Contingencies [Line Items]
Royalty payment upon paid for each device amount		200
Royalty Agreements | 2,400 MyoVista Devices
Loss Contingencies [Line Items]
Royalty payment upon paid for each device amount		$ 500