STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Revenue
Product and service revenue	$ 35,716	$ 29,443
Lease	6,448	5,915
Total revenue	42,164	35,358
Cost of revenue (exclusive of amortization)
Total cost of revenue	21,057	15,403
Operating expenses
Selling, general and administrative expenses	26,100	27,170
Research and development expenses	6,139	11,814
Amortization of intangible assets	1,097	1,148
Operating loss	(12,229)	(20,177)
Other (expense) income
Change in fair value of warrant liabilities	(2,852)
Other income, net	698	263
Net loss	(14,383)	(19,914)
Other comprehensive gain
Change in unrealized gain on investments	4
Net loss and comprehensive loss	$ (14,379)	$ (19,914)
Net loss per common share:
Basic	$ (1.31)	$ (1.96)
Diluted	$ (1.31)	$ (1.96)
Weighted-average number of shares used in calculation of net loss per common share:
Basic	10,971	10,159
Diluted	10,971	10,159
Product
Revenue
Product and service revenue	$ 31,643	$ 25,959
Cost of revenue (exclusive of amortization)
Total cost of revenue	13,902	8,910
Service
Revenue
Product and service revenue	4,073	3,484
Cost of revenue (exclusive of amortization)
Total cost of revenue	5,064	4,552
Lease
Cost of revenue (exclusive of amortization)
Total cost of revenue	$ 2,091	$ 1,941