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Note K - Segment and Geographic Data - Summary of Operations by Geographic Area (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Product sales, net | $ 8,629,928 | $ 9,827,444
Dental Segment [Member] |  |
Product sales, net | 8,527,108 | 9,761,444
Medical Segment [Member] |  |
Product sales, net | 102,820 | 66,000
Domestic [Member] |  |
Product sales, net | 5,200,849 | 5,361,880
Domestic [Member] | Instruments [Member] |  |
Product sales, net | 810,885 | 1,003,697
Domestic [Member] | Handpieces [Member] |  |
Product sales, net | 4,340,852 | 4,282,898
Domestic [Member] | Accessories [Member] |  |
Product sales, net | 49,112 | 75,285
Domestic [Member] | Dental Segment [Member] |  |
Product sales, net | 5,140,949 | 5,348,880
Domestic [Member] | Dental Segment [Member] | Instruments [Member] |  |
Product sales, net | 806,885 | 1,002,697
Domestic [Member] | Dental Segment [Member] | Handpieces [Member] |  |
Product sales, net | 4,284,952 | 4,270,898
Domestic [Member] | Dental Segment [Member] | Accessories [Member] |  |
Product sales, net | 49,112 | 75,285
Domestic [Member] | Medical Segment [Member] |  |
Product sales, net | 59,900 | 13,000
Domestic [Member] | Medical Segment [Member] | Instruments [Member] |  |
Product sales, net | 4,000 | 1,000
Domestic [Member] | Medical Segment [Member] | Handpieces [Member] |  |
Product sales, net | 55,900 | 12,000
Domestic [Member] | Medical Segment [Member] | Accessories [Member] |  |
Product sales, net | 0 |
Rest of World [Member] |  |
Product sales, net | 3,429,079 | 4,195,564
Rest of World [Member] | Instruments [Member] |  |
Product sales, net | 907,169 | 1,276,354
Rest of World [Member] | Handpieces [Member] |  |
Product sales, net | 2,480,908 | 2,873,734
Rest of World [Member] | Accessories [Member] |  |
Product sales, net | 41,002 | 45,476
Rest of World [Member] | Dental Segment [Member] |  |
Product sales, net | 3,386,159 | 4,142,564
Rest of World [Member] | Dental Segment [Member] | Instruments [Member] |  |
Product sales, net | 868,169 | 1,251,354
Rest of World [Member] | Dental Segment [Member] | Handpieces [Member] |  |
Product sales, net | 2,476,988 | 2,845,734
Rest of World [Member] | Dental Segment [Member] | Accessories [Member] |  |
Product sales, net | 41,002 | 45,476
Rest of World [Member] | Medical Segment [Member] |  |
Product sales, net | 42,920 | 53,000
Rest of World [Member] | Medical Segment [Member] | Instruments [Member] |  |
Product sales, net | 39,000 | 25,000
Rest of World [Member] | Medical Segment [Member] | Handpieces [Member] |  |
Product sales, net | 3,920 | 28,000
Rest of World [Member] | Medical Segment [Member] | Accessories [Member] |  |
Product sales, net |  |
CHINA |  |
Product sales, net | 0 | 270,000
CHINA | Instruments [Member] |  |
Product sales, net | 0 | 270,000
CHINA | Handpieces [Member] |  |
Product sales, net | 0 | 0
CHINA | Accessories [Member] |  |
Product sales, net | 0 | 0
CHINA | Dental Segment [Member] |  |
Product sales, net | 0 | 270,000
CHINA | Dental Segment [Member] | Instruments [Member] |  |
Product sales, net | 0 | 270,000
CHINA | Dental Segment [Member] | Handpieces [Member] |  |
Product sales, net | 0 | 0
CHINA | Dental Segment [Member] | Accessories [Member] |  |
Product sales, net | 0 | 0
CHINA | Medical Segment [Member] |  |
Product sales, net | 0 | 0
CHINA | Medical Segment [Member] | Instruments [Member] |  |
Product sales, net | 0 | 0
CHINA | Medical Segment [Member] | Handpieces [Member] |  |
Product sales, net | 0 | 0
CHINA | Medical Segment [Member] | Accessories [Member] |  |
Product sales, net | $ 0 | $ 0

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