CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Net sales	$ 5,578	$ 6,719
Cost of goods sold	3,821	4,231
Gross profit	1,757	2,488
Operating expenses:
Selling	812	826
General and administrative	1,218	1,220
Research and development	840	855
Total Operating expenses	2,870	2,901
Loss from operations	(1,113)	(413)
Other expense - interest expense (net)	(48)	(69)
Loss before income taxes	(1,161)	(482)
Provision (benefit) for income taxes	0	0
Net loss	$ (1,161)	$ (482)
Basic and diluted net loss per share (in dollars per share)	$ (0.19)	$ (0.08)
Basic and diluted weighted average shares outstanding (in shares)	6,216	6,216