CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Cash flows from operating activities:
Net loss	$ (46,198)	$ (34,788)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation	744	1,109
Amortization intangible assets	498	420
Amortization of right-of-use lease assets	829	726
Amortization of debt issuance costs	327	655
Stock-based compensation	5,071	1,448
Change in fair value of warrant liabilities		176
Loss on disposal of assets		2
Change in fair value of forward obligation		550
Change in fair value of contingent earnout		12
Other non-cash operating activities, net	(158)	113
Changes in operating assets and liabilities:
Accounts receivable, net	(833)	20
Inventory	(7,086)	(3,011)
Prepaid expenses and other assets	641	(575)
Accounts payable	(1,039)	20
Accrued expenses and other liabilities	(409)	(276)
Deferred revenue	204	(158)
Accrued compensation	583	(323)
Net cash used in operating activities	(46,826)	(33,880)
Cash flows from investing activities:
Purchases of available-for-sale securities	(45,664)
Proceeds from maturities of available-for-sale securities	8,700
Purchases of property and equipment	(1,031)	(485)
Acquisition of intangible assets		(1,297)
Net cash used in investing activities	(37,995)	(1,782)
Financing activities:
Proceeds from issuance of common stock, net of issuance costs	20,623
Proceeds from issuance of pre-funded warrants, net of issuance costs	38,722
Proceeds from debt, net of issuance costs	9,850
Issuance of stock under employee stock plans	252	175
Payment of common stock IPO issuance costs	(598)
Principal repayments on finance lease	(40)	(35)
Payment of contingent earnout	(117)	(667)
Payment of deferred offering costs		(1,335)
Deferred financing costs		450
Net cash provided by (used in) financing activities	68,692	(2,312)
Net decrease in cash and cash equivalents	(16,129)	(37,974)
Cash and cash equivalents at beginning of period	84,641	51,722
Cash and cash equivalents at end of period	68,512	13,748
Cash paid for:
Interest	2,804	2,577
Supplemental schedule of non-cash investing and financing activities:
Operating lease right-of-use assets obtained in exchange for lease liabilities	223	362
Lease liabilities recorded for operating lease right-of-use assets	$ (223)	(362)
Fair value of preferred stock warrants issued		2,134
Deferred offering costs included in accrued expenses		538
Unpaid deferred financing costs		$ 50