CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Cash flows from operating activities:
Net loss	$ (57,050)	$ (48,499)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation	1,052	1,426
Amortization intangible assets	664	586
Amortization of right-of-use lease assets	1,100	985
Stock-based compensation	7,482	2,372
Change in fair value of warrant liabilities		(71)
Amortization of debt issuance costs	473	778
Loss on disposal of assets		2
Accretion of available for sale securities, net	(772)
Change in fair value of forward obligation		(52)
Change in fair value of contingent earnout		261
Other non-cash operating activities, net	(70)
Changes in operating assets and liabilities:
Accounts receivable, net	(3,282)	(582)
Inventory	(7,414)	(3,812)
Prepaid expenses and other assets	(4,845)	(2,646)
Accounts payable	1,287	1,128
Accrued expenses and other liabilities	17	(71)
Deferred revenue	46	(72)
Accrued compensation	240	(338)
Net cash used in operating activities	(61,072)	(48,605)
Cash flows from investing activities:
Purchases of available-for-sale securities	(98,723)
Proceeds from maturities of available-for-sale securities	25,650
Purchases of property and equipment	(1,356)	(638)
Acquisition of intangible assets		(1,335)
Net cash used in investing activities	(74,429)	(1,973)
Financing activities:
Proceeds from the issuance of common stock, net of issuance costs	20,516	84,390
Proceeds from issuance of pre-funded warrants, net of issuance costs	38,518
Proceeds from Debt, Net of Issuance Costs	9,850
Issuance of stock under employee stock plans	414
Payment of common stock IPO issuance costs	(598)
Proceeds from exercise of common stock options		271
Payment of contingent earnout	(117)	(667)
Principal repayments on finance lease	(58)	(47)
Deferred financing costs		(450)
Net cash provided by financing activities	68,525	83,497
Net (decrease) increase in cash and cash equivalents	(66,976)	32,919
Cash and cash equivalents at beginning of year	84,641	51,722
Cash and cash equivalents at end of year	17,665	84,641
Cash paid for:
Taxes	2	2
Interest	4,060	3,445
Supplemental schedule of non-cash investing and financing activities:
Operating lease right-of-use assets obtained in exchange for lease liabilities	808	424
Lease liabilities recorded for operating lease right-of-use assets	$ (808)	(424)
Conversion of convertible preferred stock into common stock on initial public offering		281,342
Settlement of outstanding forward obligation into common stock on initial public offering		2,698
Reclassification of convertible preferred stock warrant into common stock warrant on initial public offering		$ 3,978