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Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Current assets:    
Cash $ 7,737 $ 7,142
Restricted cash 391
Trade receivables 200 25
Other accounts receivable and prepaid expenses 230 267
Inventory 175 145
Total current assets 8,342 7,970
Noncurrent assets:    
Fixed assets, net 5 4
Other assets 19 25
Severance pay fund 207 199
Operating lease right-of-use assets, net 49 31
Total non-current assets 280 259
Total assets 8,622 8,229
Current liabilities:    
Trade payables 87 144
Other accounts payable and accrued expenses 1,723 488
Shares issued in excess of authorized 2,257
Deferred revenue 44
Operating lease liabilities, current 49 13
Total current liabilities 1,903 2,902
Non-current liabilities:    
Accrued severance pay 253 245
Deferred licensing income 153 199
Operating lease liabilities, non-current 18
Derivative liabilities 2,471
Total liabilities 2,309 5,835
Commitments and contingencies
Stockholders’ equity:    
Common stock of $0.001 par value - Authorized: 40,000,000 and 24,109,634 shares at December 31, 2021 and 2020, respectively; Issued and outstanding: 27,997,793 and 21,246,523 shares at December 31, 2021 and 2020, respectively 28 22
Additional paid in capital 63,162 44,959
Accumulated other comprehensive income 60 66
Accumulated deficit (56,937) (42,655)
Total stockholders’ equity 6,313 2,394
Total liabilities and stockholders’ equity 8,622 8,229
Series C Preferred Stock [Member]    
Stockholders’ equity:    
Preferred stock, value 1
Series D Preferred Stock [Member]    
Stockholders’ equity:    
Preferred stock, value
Series E Preferred Stock [Member]    
Stockholders’ equity:    
Preferred stock, value $ 1