CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Current Assets:
Cash and cash equivalents	$ 6,249	$ 3,280
Restricted cash, current		5,000
Accounts receivable, net of allowances of $164 and $158 at December 31, 2025 and 2024, respectively	7,550	7,320
Inventories - net	5,281	2,733
Prepaid expenses and other current assets	1,554	3,271
Total current assets	20,634	21,604
Property and equipment - net	7,823	9,002
Restricted cash	1,522	1,484
Right-of-use asset	10,924	11,511
Patents - net	3,226	3,721
Other assets	53	50
Total Assets	44,182	47,372
Current Liabilities:
Accounts payable	2,869	3,340
Accrued expenses and other current liabilities	6,299	6,032
Lease liability - current portion	541	453
Total current liabilities	9,709	9,825
Lease liability, net of current portion	11,903	12,444
Long-term debt, net of debt discount	16,667	13,996
Total Liabilities	38,279	36,265
Commitments and Contingencies
Stockholders' Equity:
Preferred Stock, Par Value $0.001, 5,000,000 shares authorized; no shares issued and outstanding at December 31, 2025 and 2024
Common Stock, Par Value $0.001, 100,000,000 shares authorized; and 62,804,305 and 54,830,146 shares issued and outstanding at December 31, 2025 and 2024, respectively	63	55
Additional paid-in capital	321,024	310,809
Accumulated other comprehensive income (loss)	(2,977)	4,252
Accumulated deficit	(312,207)	(304,009)
Total Stockholders' Equity	5,903	11,107
Total Liabilities and Stockholders' Equity	$ 44,182	$ 47,372