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Statements of Operations - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Income Statement [Abstract]    
REVENUES $ 16,393 $ 10,735
COST OF REVENUES (3,511) (1,426)
Gross profit 12,882 9,309
OPERATING EXPENSES    
Selling, general and administrative 14,895 8,936
Research and development 5,480 3,675
Total operating expenses 20,375 12,611
Loss from operations (7,493) (3,302)
OTHER INCOME    
Gain on forgiveness of unsecured promissory note 10 796
Interest and other income 5 22
Total other income 15 818
Net loss $ (7,478) $ (2,484)
Loss per common share -    
Basic $ (0.40) $ (0.14)
Diluted $ (0.40) $ (0.14)
Weighted average common shares used in computing per share amounts -    
Basic 18,598,410 17,324,150
Diluted 18,598,410 17,324,150