Note E - Advances on Contracts

12 Months Ended

Dec. 31, 2019

Notes to Financial Statements

Advances to Contract Manufacturer [Text Block]

NOTE E — ADVANCES ON CONTRACTS

The advances on contracts represent funding of future STA, and epidural inventory purchases and epidural replacements parts. The balance of the advances as of

December 31, 2019 

and

2018

 is approximately

$710,000

and

$649,000

respectively. The advance is classified as current based on the estimated annual usage of the underlying inventory.