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Note E - Advances on Contracts	12 Months Ended
Dec. 31, 2022
Notes to Financial Statements
Advances to Contract Manufacturer [Text Block]	NOTE E — ADVANCES ON CONTRACTS The advances on contracts represent funding of future dental STA "Single Tooth Anesthesia System" and epidural inventory purchases and epidural replacements parts. The balance of the advances as of December 31, 2022 and 2021 was approximately $1.3 million.

Note E - Advances on Contracts

12 Months Ended

Dec. 31, 2022

Advances to Contract Manufacturer [Text Block]

NOTE E — ADVANCES ON CONTRACTS

The advances on contracts represent funding of future dental STA "Single Tooth Anesthesia System" and epidural inventory purchases and epidural replacements parts. The balance of the advances as of December 31, 2022 and 2021 was approximately $1.3 million.