Note K - Segment and Geographic Data - Summary by Reporting and Operating Segments (Details) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Product sales, net	$ 8,629,928	$ 9,827,444
Cost of products sold	2,195,340	3,034,832
Gross Margin	6,434,588	6,792,612
Salaries & employee benefits	3,741,395	4,273,464
Stock-based compensation expense	1,345,122	1,467,426
Royalty expense	442,059	485,334
Marketing	560,895	755,170
Rent & occupancy costs	154,428	156,649
Consultants and professional services fees	3,354,591	3,110,115
Insurance	571,176	683,936
Warehousing expense	496,837	536,241
Regulatory expense	482,865	422,868
Travel expense	259,455	306,026
Research and development expenses	858,767	701,378
Depreciation and amortization expense	37,448	61,912
Other segment items	886,507	938,567
Total operating expenses	13,191,545	13,899,086
Operating income (loss)	(6,756,957)	(7,106,474)
Total assets	9,797,072	11,371,512
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member]
Product sales, net	0	0
Cost of products sold	0	0
Gross Margin	0	0
Salaries & employee benefits	1,353,193	1,320,900
Stock-based compensation expense	1,343,044	1,444,545
Royalty expense	0	0
Marketing	31,526	103,768
Rent & occupancy costs	74,847	29,763
Consultants and professional services fees	2,284,403	1,741,528
Insurance	178,185	129,948
Warehousing expense	14,589	14,055
Regulatory expense	441,892	321,244
Travel expense	65,773	58,263
Research and development expenses	0	0
Depreciation and amortization expense	37,448	54,882
Other segment items	450,349	260,011
Total operating expenses	6,275,249	5,478,907
Operating income (loss)	(6,275,249)	(5,478,907)
Total assets	3,992,825	6,159,532
Dental Segment [Member]
Product sales, net	8,527,108	9,761,444
Dental Segment [Member] | Operating Segments [Member]
Product sales, net	8,527,108	9,761,444
Cost of products sold	2,186,142	2,731,426
Gross Margin	6,340,966	7,030,018
Salaries & employee benefits	1,559,933	1,790,678
Stock-based compensation expense	0	15,723
Royalty expense	436,828	482,034
Marketing	439,830	505,428
Rent & occupancy costs	48,973	65,793
Consultants and professional services fees	252,136	169,366
Insurance	203,648	287,253
Warehousing expense	448,190	470,079
Regulatory expense	24,614	68,338
Travel expense	98,334	127,787
Research and development expenses	835,851	614,952
Depreciation and amortization expense	0	4,243
Other segment items	416,587	347,740
Total operating expenses	4,764,924	4,949,414
Operating income (loss)	1,576,042	2,080,604
Total assets	5,359,734	4,866,786
Medical Segment [Member]
Product sales, net	102,820	66,000
Medical Segment [Member] | Operating Segments [Member]
Product sales, net	102,820	66,000
Cost of products sold	9,198	303,406
Gross Margin	93,622	(237,406)
Salaries & employee benefits	828,269	1,161,886
Stock-based compensation expense	2,078	7,158
Royalty expense	5,231	3,300
Marketing	89,539	145,974
Rent & occupancy costs	30,608	61,093
Consultants and professional services fees	818,052	1,199,221
Insurance	189,343	266,735
Warehousing expense	34,058	52,107
Regulatory expense	16,359	33,286
Travel expense	95,348	119,976
Research and development expenses	22,916	86,426
Depreciation and amortization expense	0	2,787
Other segment items	19,571	330,816
Total operating expenses	2,151,372	3,470,765
Operating income (loss)	(2,057,750)	(3,708,171)
Total assets	$ 444,513	$ 345,194