Condensed Consolidated Statements of Operations (unaudited) (USD $) In Thousands, except Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Revenues:
Product sales	$ 1,724	$ 1,493	$ 3,085	$ 2,283
Research and development income	268	160	420	183
Licensing and royalty income	22	91	76	158
Other revenue	10		17
Total revenues	2,024	1,744	3,598	2,624
Cost and expenses:
Cost of sales	1,393	1,562	2,634	2,473
Selling, general and administrative expenses	758	814	1,691	1,722
Product development and research expenses	752	368	1,131	655
Total costs and expenses	2,903	2,744	5,456	4,850
Operating loss	(879)	(1,000)	(1,858)	(2,226)
Interest income (expense) and other	(68)	1	(122)	3
Net loss	$ (947)	$ (999)	$ (1,980)	$ (2,223)
Basic and diluted loss per share (in Dollars per share)	$ (0.02)	$ (0.06)	$ (0.05)	$ (0.13)
Weighted Average of Common Stock and Common Stock Equivalents Outstanding
Basic and diluted (in Shares)	39,482,968	17,706,215	39,398,497	17,629,259