Condensed Consolidated Statements Of Operations (USD $)	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Condensed Consolidated Statements Of Operations [Abstract]
Net sales	$ 5,711,057	$ 5,575,838
Cost of sales	3,367,403	3,350,856
Gross profit	2,343,654	2,224,982
Operating expenses:
Research and development	881,733	1,052,860
Selling, general and administrative	3,226,561	3,081,754
Total operating expenses	4,108,294	4,134,614
Operating loss	(1,764,640)	(1,909,632)
Interest Expense	85,233	65,729
Other income	(786)	(388,178)
Net loss	(1,849,087)	(1,587,183)
Preferred stock dividend accretion	314,271	293,201
Net loss applicable to common stockholders	$ (2,163,358)	$ (1,880,384)
Per share basic and diluted loss applicable to common stockholders:
Per share basic and diluted loss applicable to common stockholders	$ (0.11)	$ (0.14)
Weighted average number of common shares outstanding:
Basic and diluted	19,148,985	13,391,752