CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenue	$ 17,894	$ 13,071	$ 34,788	$ 25,283
Cost of goods sold	7,553	4,937	14,351	9,744
Gross profit	10,341	8,134	20,437	15,539
Operating expenses:
Selling, general and administrative	20,590	10,066	38,783	18,245
Research and development	5,598	2,947	11,312	6,139
Change in fair value of contingent consideration	(1,156)	400	(956)	826
Depreciation and amortization	1,617	1,099	3,160	2,108
Total operating expenses	26,649	14,512	52,299	27,318
Loss from operations	(16,308)	(6,378)	(31,862)	(11,779)
Other income (expense):
Interest expense, net	(849)	(757)	(1,598)	(1,508)
Change in fair value of warrant liability		(858)		(2,728)
Gain on extinguishment of debt		2,476		2,476
Other expense, net	(232)	(52)	(306)	(118)
Loss before benefit (provision) for income taxes	(17,389)	(5,569)	(33,766)	(13,657)
(Provision) benefit for income taxes	(106)	6	(128)	12
Net loss	(17,495)	(5,563)	(33,894)	(13,645)
Dividends accrued on redeemable convertible preferred stock		(245)		(1,435)
Accretion of redeemable convertible preferred stock		(296)		(296)
Adjusted net loss attributable to common stockholders	$ (17,495)	$ (6,104)	$ (33,894)	$ (15,376)
Net loss per share attributable to common stockholders, basic	$ (0.47)	$ (0.20)	$ (0.90)	$ (0.94)
Net loss per share attributable to common stockholders, diluted	$ (0.47)	$ (0.20)	$ (0.90)	$ (0.94)
Weighted-average shares outstanding, basic	37,612,331	29,974,811	37,538,821	16,415,800
Weighted-average shares outstanding, diluted	37,612,331	29,974,811	37,538,821	16,415,800
Product
Revenue	$ 14,161	$ 10,719	$ 27,504	$ 20,682
Cost of goods sold	5,198	3,180	9,278	6,787
Service and other
Revenue	3,733	2,352	7,284	4,601
Cost of goods sold	$ 2,355	$ 1,757	$ 5,073	$ 2,957