CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Revenue, net of contractual allowances and adjustments	$ 18,576	$ 15,415
Adjustment for allowance for credit losses	(44)	(218)
Net sales	18,532	15,197
Total cost of sales	10,973	9,179
Gross profit	7,559	6,018
OPERATING EXPENSES:
Operating expenses	11,775	13,638
OPERATING LOSS	(4,216)	(7,620)
OTHER EXPENSE:
Interest expense, net	(74)	(18)
Gain on write-off of liability		1,720
Other income		65
Total other expense	(74)	1,767
LOSS BEFORE INCOME TAXES	(4,290)	(5,853)
INCOME TAX EXPENSE	0	0
NET LOSS	$ (4,290)	$ (5,853)
LOSS PER COMMON SHARE, BASIC	$ (2.93)	$ (4.51)
LOSS PER COMMON SHARE, DILUTED	$ (2.93)	$ (4.51)
WEIGHTED-AVERAGE SHARES OF COMMON STOCK OUTSTANDING, BASIC	1,465,518	1,297,851
WEIGHTED-AVERAGE SHARES OF COMMON STOCK OUTSTANDING, DILUTED	1,465,518	1,297,851
Service revenue, net
Revenue, net of contractual allowances and adjustments	$ 15,965	$ 12,396
Adjustment for allowance for credit losses	(44)	(218)
Net sales	15,921	12,178
Total cost of sales	9,643	8,099
Product revenue
Revenue, net of contractual allowances and adjustments	2,611	3,019
Net sales	2,611	3,019
Total cost of sales	$ 1,330	$ 1,080