Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Cash Flows From Operating Activities:
Net loss	$ (34,112)	$ (21,464)
Adjustments to reconcile net loss to net cash used in operating activities:
Amortization of debt discount and debt issuance costs	250	3,348
Non-cash interest expense from long-term debt and convertible notes		5,842
Loss on extinguishment of convertible notes		21,295
Depreciation and amortization	10,806	10,620
Non-cash lease expense	624
Gain on extinguishment of PPP loan		(3,036)
Stock-based compensation expense	6,978	6,817
Change in fair value of redeemable convertible preferred stock warrant liability		328
Change in fair value of contingent consideration liability	(9,094)	427
Change in fair value of derivative liabilities		(38,007)
Property and equipment write-downs/disposals	34
Net changes in operating assets and liabilities:
Accounts receivable, net	48	1,087
Inventory	(4,135)	(9,072)
Prepaid expenses and other current assets	(340)	(5,025)
Other non-current assets	(426)
Accounts payable	(881)	3,300
Accrued liabilities	(4,686)	532
Accrued compensation	183	629
Operating lease liability	(816)
Net cash used in operating activities	(35,567)	(22,379)
Cash Flows From Investing Activities:
Purchase of property and equipment	(73)	(584)
Net cash used in investing activities	(73)	(584)
Cash Flows From Financing Activities:
Payment of contingent consideration	(5,000)
Proceeds from issuance of common stock	36	975
Proceeds from issuance of convertible notes and borrowing under term loans, net of payment of lender fees and costs		39,531
Proceeds from initial public offering, net of underwriting discount and commission		69,750
Payment of delayed purchase obligation and Development Milestone		(25,000)
Payment of debt fees		(103)
Payment of success fee		(400)
Repayment of term loan		(35,376)
Payment of deferred offering costs		(3,165)
Net cash (used in) provided by financing activities	(4,964)	46,212
Net increase (decrease) in cash, cash equivalents and restricted cash	(40,604)	23,249
Cash, cash equivalents and restricted cash at the beginning of the period	48,415	25,166
Cash, cash equivalents and restricted cash at the end of the period	7,811	48,415
Reconciliation of cash, cash equivalents and restricted cash to balance sheets
Cash and cash equivalents	6,942	40,608
Restricted cash	869	7,807
Cash, cash equivalents and restricted cash in balance sheets	7,811	48,415
Supplemental Disclosure of Cash Flow Information:
Cash paid for interest	2,808	2,318
Cash paid for income taxes	11	18
Supplemental Disclosure of Non-cash Items:
Forgiveness of PPP loan		(3,036)
Vesting of early exercised stock options	175	74
Net reclassification of inventory to property and equipment for customer usage agreements	2,967	$ 3,598
Right of use asset acquired under operating lease on the adoption of ASC 842	$ 894