Condensed Consolidated Statements of Operations (Unaudited) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Condensed Consolidated Statements of Operations [Abstract]
Net sales	$ 4,253,190	$ 4,140,541	$ 7,962,509	$ 7,818,884
Cost of sales	1,655,554	1,670,350	3,204,425	2,980,055
Gross profit	2,597,636	2,470,191	4,758,084	4,838,829
Operating expenses:
Selling, general and administrative	1,841,408	1,756,023	3,550,512	3,200,801
Research and development	898,227	855,511	1,927,213	1,833,095
Depreciation and amortization	173,090	199,065	345,090	428,699
Total operating expenses	2,912,725	2,810,599	5,822,815	5,462,595
Operating loss	(315,089)	(340,408)	(1,064,731)	(623,766)
Other income (expense):
Interest expense (including $22,641, $37,292,$44,141 and 55,533 of expense to related parties, respectively)	(63,373)	(49,542)	(107,336)	(76,913)
Interest income	41	67	458	163
Other			2,403
Total other expense, net	(63,332)	(49,475)	(104,475)	(76,750)
Provision for income taxes	0	0	0	0
NET LOSS	(378,421)	(389,883)	(1,169,206)	(700,516)
Preferred stock dividends	(77,444)	(205,000)	(282,444)	(410,000)
Preferred stock redemption	5,586,666		5,586,666
Net income (loss) applicable to common stockholders	$ 5,130,801	$ (594,883)	$ 4,135,016	$ (1,110,516)
Net income (loss) per share
Basic and Diluted	$ 0.10	$ (0.02)	$ 0.09	$ (0.03)
Weighted average number of common shares outstanding
Basic and Diluted	49,463,910	36,047,159	44,268,975	36,019,861