Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Revenue:
Total revenue	$ 8,798	$ 4,502	$ 16,270	$ 11,382
Cost of revenue:
Total cost of revenue	4,219	1,189	7,627	4,103
Gross margin	4,579	3,313	8,643	7,279
Operating expenses:
Research and development	1,777	2,273	4,127	4,516
Sales and marketing	3,269	3,301	6,417	6,304
General and administrative	4,002	3,760	8,497	7,226
Other	(492)		(492)
Total operating expenses	8,556	9,334	18,549	18,046
Operating loss	(3,977)	(6,021)	(9,906)	(10,767)
Other income (expense)	(1)	(3)	(1)	(3)
Interest income, net	152	191	258	430
Net loss	(3,826)	(5,833)	(9,649)	(10,340)
Cumulative dividend on convertible preferred stock	(318)	(325)	(632)	(656)
Net loss attributable to common stockholders	$ (4,144)	$ (6,158)	$ (10,281)	$ (10,996)
Net loss per share attributable to common stockholders:
Basic	$ (0.05)	$ (0.07)	$ (0.12)	$ (0.13)
Diluted	$ (0.05)	$ (0.07)	$ (0.12)	$ (0.13)
Weighted average number of common shares and equivalents:
Basic	87,952,086	84,570,738	87,861,231	84,025,335
Diluted	87,952,086	84,570,738	87,861,231	84,025,335
Systems [Member]
Revenue:
Total revenue	$ 3,038	$ 240	$ 5,002	$ 2,852
Cost of revenue:
Total cost of revenue	2,366	187	4,033	2,087
Disposables Service And Accessories [Member]
Revenue:
Total revenue	5,760	4,262	11,268	8,530
Cost of revenue:
Total cost of revenue	$ 1,853	$ 1,002	$ 3,594	$ 2,016