Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands	Jun. 30, 2011	Dec. 31, 2010
Current assets:
Cash and cash equivalents	$ 3,387	$ 5,116
Accounts receivable, less allowance for doubtful accounts of $10 in 2011and 2010	1,352	794
Licensing and royalty income receivable	12	21
Inventories	942	816
Other receivables	9	234
Prepaid expenses	389	190
Total current assets	6,091	7,171
Property, plant and equipment, net	2,691	2,769
Restricted cash, long term	54	54
License fee, net	450	500
Debt issuance costs, net	719	800
Other	57	57
Total assets	10,062	11,351
Current liabilities:
Accounts payable	478	341
Accrued expenses	296	476
Deferred income, current	51	58
Capital lease obligation, current	35	32
Total current liabilities	860	907
Note payable, related party	500
Deferred income, long term	27	29
Capital lease obligation, long term	50	68
Total liabilities	1,437	1,004
Total stockholders’ equity	8,625	10,347
Total liabilities and stockholders' equity	10,062	11,351
Series A Preferred Stock [Member]
Current liabilities:
Convertible Preferred Stock	500	500
Series C Preferred Stock [Member]
Current liabilities:
Convertible Preferred Stock	1,517	1,517
Common stock	415	413
Additional paid-in capital	46,079	45,823
Accumulated deficit	(38,491)	(36,511)
Less treasury stock, 1,965,740 common shares at cost	$ (1,395)	$ (1,395)