Consolidated Statements of Cash Flows (USD $)	6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010
Operating Activities
Net loss	$ (1,098,358)	$ (1,555,329)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation of equipment and improvements	515,975	485,242
Amortization of intangible assets	847,000	807,300
Amortization of deferred financing costs	51,854	61,575
Loss on debt extinguishment		114,072
Provision of bad debts	18,000	9,312
Allowance for sales adjustments	712	(32)
Provision for inventory obsolescence	190,024	247,967
Loss on disposal of equipment	2,730
Deferred rent expense	88,271	(10,422)
Compensation charge for employee stock options	492,428	417,130
Compensation charge for restricted stock	154,081	17,067
Deferred income taxes	26,617	48,967
Changes in operating assets and liabilities:
Accounts receivable	(362,112)	(1,316,098)
Inventories	898,635	(2,758,137)
Prepaid expenses and other current assets	(903,461)	22,005
Other assets	(317)	310,662
Accounts payable	493,181	615,278
Accrued expenses and other current liabilities	(288,973)	737,782
Long-term liabilities	(985)	(4,481)
Net cash provided by (used in) operating activities	1,125,302	(1,750,140)
Investing Activities
Purchase of equipment and improvements	(687,238)	(139,236)
Purchase of intangible asset		(2,250,000)
Net cash used in investing activities	(687,238)	(2,389,236)
Financing Activities
Net change in bank line of credit	264,621	1,801,170
Long-term debt repayments	(5,851)	(4,042,027)
Net change in restricted cash		2,032,164
Proceeds from sale of common stock, net of issuance costs	26,816,477	4,491,279
Net cash provided by financing activities	27,075,247	4,282,586
Effect of exchange rate changes on cash and cash equivalents	63,697	(1,310)
Net increase in cash and cash equivalents	27,577,008	141,900
Cash and cash equivalents
Beginning of period	404,216	243,524
End of period	27,981,224	385,424
Supplemental disclosures of cash flow information:
Purchase of license rights		4,667,126
Issuance of common stock and warrants		(2,417,126)
Cash paid		2,250,000
Issuance of warrants and stock options for payment of offering costs	490,980	121,634
Cash paid during the period for:
Interest	$ 188,611	$ 257,685