Condensed Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities
Net loss	$ (7,842)	$ (4,770)
Adjustments to reconcile net loss to net cash used in operating activities:
Stock based compensation	286	41
Depreciation	7	6
Change in fair value of derivative liabilities		(81)
Amortization of debt discount		1,613
Amortization of right-of-use asset	122
Accounts receivable allowances	0	(9)
Reserve for inventory obsolescence		(8)
Forgiveness of PPP loan		(157)
Issuance of common stock warrant		52
Changes is operating assets and liabilities:
Accounts receivable	(3)	(68)
Inventory	(332)	(42)
Prepaid expenses and other current assets	462	30
Deferred offering costs	(79)	(555)
Accounts payable	813	929
Accrued expenses	(6)	167
Lease liabilities	(135)
Other assets	15
Net cash used in operating activities	(6,692)	(2,852)
Cash flows from investing activities
Acquisition of property and equipment	(11)
Net cash used in investing activities	(11)
Cash flows from financing activities
Repayment of notes payable borrowings		(19)
Proceeds from convertible notes payable borrowings		2,613
Proceeds from exercise of stock options	56	62
Net cash provided by financing activities	56	2,656
Net decrease in cash and cash equivalents	(6,647)	(196)
Cash and cash equivalents
Beginning of period	12,975	1,044
End of period	$ 6,328	848
Noncash financing transactions
Issuance of conversion feature derivative liability		1,355
Original issue discount on convertible notes payable		$ 244