Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Cash flows from operating activities:
Net loss	$ (10,590)	$ (9,197)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation	48	51
Amortization	157	137
Noncash stock-based compensation	618	979
Noncash amortization of deferred financing costs	135	586
Unrealized loss (gain) on warrants	4,951	(3,361)
Changes in operating assets and liabilities:
Accounts receivable	(1,158)	(1,084)
Inventory	(3,055)	(1,204)
Prepaid expenses and other assets	(408)	1,873
Accounts payable and accrued expenses	7,236	1,260
Lease liability	(177)	(154)
Net cash used in operating activities	(2,243)	(10,114)
Cash flows from financing activities:
Proceeds from the exercise of common stock warrants, net of offering costs	4,376	6,509
Repayments of debt	(1,650)	(450)
Repayments of note payable	(191)	(61)
Net cash provided by financing activities	2,535	7,653
Net increase (decrease) in cash and cash equivalents	292	(2,461)
Cash and cash equivalents, beginning of period	2,556	5,246
Cash and cash equivalents, end of period	2,848	2,785
Supplemental cash flow information
Interest paid	$ 50	93
At-the-market sales
Cash flows from financing activities:
Proceeds from At-the-Market sales of common stock, net of offering costs		$ 1,655