Quarterly report pursuant to Section 13 or 15(d)

Note 6 - Advances on Contracts

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Note 6 - Advances on Contracts
9 Months Ended
Sep. 30, 2018
Notes to Financial Statements  
Advances to Contract Manufacturer [Text Block]
NOTE 
6
 — ADVANCES ON CONTRACTS
 
The advances on contracts represent funding of future STA inventory purchases and Epidural replacements parts. The balance of the advances as of
September 30, 2018
and
December 31, 2017
was
$884,823
 and
$697,192
respectively. The advance are classified as current based on the estimated annual usage of the underlying inventory.