v3.21.1
Consolidated Statements of Operations - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Income Statement [Abstract]    
Product revenue $ 594 $ 689
Costs of revenue 475 551
Gross profit 119 138
Operating expenses:    
Research and development 4,808 3,394
General and administrative 3,132 2,908
Sales and marketing 683 430
Total operating expenses 8,623 6,732
Loss from operations (8,504) (6,594)
Other income (expenses):    
Interest expense (2) (4)
Interest income 330 450
Offering costs (1,246)
Change in fair value of derivative liabilities 2,111 1,303
Other income 282 48
Total other income, net 1,475 1,797
Net loss before income taxes (7,029) (4,797)
Provision for income taxes
Net loss (7,029) (4,797)
Deemed dividend related to beneficial conversion feature and accretion of discount on convertible preferred stock (9,565) (2,703)
Net loss attributable to common stockholders $ (16,594) $ (7,500)
Net loss per share - basic and diluted    
Basic - net loss $ (0.43) $ (3.08)
Basic - deemed dividend and accretion of a discount on conversion of preferred stock (0.58) (1.74)
Basic - attributable to common stockholders (1.01) (4.82)
Diluted - net loss (0.53) (3.95)
Diluted - deemed dividend and accretion of a discount on conversion of preferred stock (0.55) (1.74)
Diluted - attributable to common stockholders $ (1.08) $ (5.69)
Weighted average common shares outstanding:    
Basic 16,406,556 1,555,988
Diluted 17,446,148 1,555,988

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