Note P - Commitments (Details Textual)		1 Months Ended			12 Months Ended
	Jan. 01, 2005	Aug. 31, 2019 USD ($)	Jul. 31, 2019	Jun. 30, 2015 USD ($) ft²	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Advances on Inventory Purchases					$ 710,662	$ 648,783
Operating Leases, Monthly Rent Expense				$ 12,522
Additional Percentage of Director Compensation on Sales Value Using Certain Specify Technology	2.50%
Additional Percentage of Director Compensation Sales Value Using Other Kind of Technology	5.00%
Director of Clinical Affairs [Member]
Royalty Expense					403,000	465,000
Professional Fees					156,000	186,000
Accounts Payable, Related Parties					390,000	364,000
Director Clinical Affair [Member]
Professional Fees					156,000	186,000
Accounts Payable, Related Parties					390,000	$ 364,000
Office Lease for Headquarter in Livingston, New Jersey [Member]
Area of Real Estate Property | ft²				6,851
Area of Rentable Space | ft²				774
Lessee, Operating Lease, Term of Contract		7 years
Lessee, Operating Lease, Electric Charge Per Square Foot		$ 2
Lessee, Operating Lease, Electric Payments, Annually		11,130
Lessee, Operating Lease, Electric Payments, Monthly		927.50
Office Lease for Headquarter in Livingston, New Jersey [Member] | Minimum [Member]
Operating Leases, Monthly Rent Expense		9,275
Office Lease for Headquarter in Livingston, New Jersey [Member] | Maximum [Member]
Operating Leases, Monthly Rent Expense		$ 10,898
Purchase Commitment for Devices [Member]
Purchase Commitment Number Of Units			1,400
Purchase Commitment, Remaining Minimum Amount Committed					1,067,073
Advances on Inventory Purchases					$ 437,512
Purchase Commitment for Devices Begining in 2020 [Member]
Purchase Commitment Number Of Units		100			100
Purchase Commitment, Remaining Minimum Amount Committed					$ 299,000
Advances on Inventory Purchases					149,500
Purchase Commitment For Devices Beginning In 2021 [Member]
Advances on Inventory Purchases					$ 123,649