CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Net sales	$ 17,658	$ 14,849
Cost of sales	10,952	9,030
Gross profit	6,706	5,819
Operating expenses:
Selling, general and administrative	5,944	5,098
Research and development	1,351	1,088
Total operating expenses	7,295	6,186
Operating loss	(589)	(367)
Non-operating income (expense):
Change in fair value of stock option liability and derivative Instruments	309	733
Interest income	1	1
Interest expense	(5)	(57)
Other	(8)	71
Total non-operating income (expense)	297	748
Net (loss) income before income taxes	(292)	381
Provision for income taxes	64	102
Net (loss) income	$ (356)	$ 279
Basic (loss) earnings per share (in dollars per share)	$ (0.02)	$ 0.01
Diluted (loss) earnings per share (in dollars per share)	$ (0.02)	$ 0.01
Weighted average common shares outstanding-basic (in shares)	20,562	20,581
Weighted average common shares outstanding-diluted (in shares)	20,562	27,092