Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
CURRENT ASSETS
Cash and cash equivalents	$ 10,630	$ 7,939
Accounts Receivable	319	31
Prepaid expenses and other current assets	111	177
Inventory	48	54
TOTAL CURRENT ASSETS	11,108	8,201
INVESTMENTS
Equity Investment	10,806
PROPERTY AND EQUIPMENT
Equipment for lease, net of accumulated amortization of $88 and $50 as of September 30, 2021 and December 31, 2020, respectively	207	200
Office Equipment, net of accumulated amortization of $1 and $0 as of September 30, 2021 and December 31, 2020, respectively	8
INTANGIBLE ASSETS
Patents and Trademarks, net of accumulated amortization of $345 and $320 as of September 30, 2021 and December 31, 2020, respectively	328	293
Capitalized Software Costs, net of accumulated amortization of $40 and $20 as of September 30, 2021 and December 31, 2020, respectively	143	80
TOTAL ASSETS	22,600	8,774
CURRENT LIABILITIES
Accounts payable and other accrued expenses	434	383
TOTAL CURRENT LIABILITIES	434	383
NON-CURRENT LIABILITIES
Term Note		72
Other Long Term Liabilities	9
TOTAL LIABILITIES	443	455
STOCKHOLDERS' EQUITY
Common stock, $.001 par value; 675,000,000 authorized; 7,440,546 and 5,603,888 issued, 7,296,183 and 5,596,877 shares outstanding as of September 30, 2021 and December 31, 2020, respectively	7	6
Additional paid in capital	85,784	76,099
Treasury stock as cost; 144,363 and 7,011 shares as of September 30, 2021 and December 31, 2020, respectively	(577)	(113)
Accumulated deficit	(63,057)	(67,673)
STOCKHOLDERS' EQUITY	22,157	8,319
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	22,600	8,774
Series A Preferred Stock [Member]
STOCKHOLDERS' EQUITY
Convertible Preferred Stock
Series B Preferred Stock [Member]
STOCKHOLDERS' EQUITY
Convertible Preferred Stock