Statements of Comprehensive Loss - USD ($)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Statements of Comprehensive Loss [Abstract]
Sales	$ 1,179,689	$ 1,037,918
Cost of sales	370,384	306,533
Gross margin	809,305	731,385
Operating expenses:
Research and development	4,084,304	4,130,613
Sales and marketing	208,735	310,219
General and administrative	4,262,002	2,544,043
Depreciation and amortization	591,068	679,653
Total operating expenses	9,146,109	7,664,528
Loss from operations	(8,336,804)	(6,933,143)
Other income (expense):
Interest income, net	3,768	22,504
Other income	821,515	10,000
Interest expense	(19,226)	(12,553)
Other expense	(3,098)	0
Total other income	802,959	19,951
Loss before income taxes	(7,533,845)	(6,913,192)
Income tax expense	4,000	1,800
Net loss	(7,537,845)	(6,914,992)
Comprehensive loss:
Net loss	(7,537,845)	(6,914,992)
Change in fair value of available for sale investments	0	(20)
Total comprehensive loss	(7,537,845)	(6,915,012)
Net loss attributable to common stockholders, basic (in dollars per share)	(7,537,845)	(6,914,992)
Net loss attributable to common stockholders, diluted (in dollars per share)	$ (7,537,845)	$ (6,914,992)
Net loss per share attributable to common stockholders, basic (in dollars per share)	$ (1.12)	$ (7.20)
Net loss per share attributable to common stockholders, diluted (in dollars per share)	$ (1.12)	$ (7.20)
Weighted-average shares used in computing net loss per share attributable to common stockholders, basic (in shares)	6,712,028	959,862
Weighted-average shares used in computing net loss per share attributable to common stockholders, diluted (in shares)	6,712,028	959,862