CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Cash flows from operating activities:
Net loss	$ (7,662,376)	$ (10,193,986)
Adjustments to reconcile net loss to net cash flows from operating activities:
Depreciation	465,367	446,502
Amortization of intangible assets	1,380,241	1,335,908
Impairment of intangible assets	1,798,495	0
Amortization of debt discount and deferred financing costs	1,714,101	315,152
Employee share-based compensation expense	2,075,680	1,307,869
Other share-based compensation expense	463,041	351,214
Change in fair value of earn-out liability	1,567,050	5,803
Increase (decrease) in cash resulting from changes in (net of effects of acquisition):
Accounts receivable	(5,761,642)	(1,208,456)
Inventory	(2,310,182)	(253,942)
Prepaid expenses and other current assets	(466,060)	(70,980)
Other assets	96,657	(80,375)
Accounts payable	(81,112)	929,039
Accrued expenses	2,960,744	327,212
Accrued interest	387,896	107,886
Other liabilities	(12,731)	16,383
Net cash flows from operating activities	(3,384,831)	(6,664,771)
Cash flows from investing activities:
Purchases of equipment	(582,931)	(486,091)
Proceeds From REBA Grant	0	250,000
Cash paid for acquisition, net of cash acquired of $33,583	0	(466,417)
Net cash flows from investing activities	(582,931)	(702,508)
Cash flows from financing activities:
Proceeds from exercise of warrants	6,001,063	0
Proceeds from exercise of stock options	1,052,668	295,753
Repayment of Convertible Debt related to acquisition	(427,126)	0
Repayment of equipment lease	(16,116)	0
Repurchase of warrants	(568)	0
Proceeds from Senior Secured Promissory Notes	0	5,000,000
Proceeds from Line of Credit with related party	0	1,300,000
Repayment of Line of Credit	0	(99,000)
Repayment of Note Payable	0	(88,657)
Proceeds from sale of common stock and warrants and common stock with registration rights, net	0	3,730,587
Net cash flows from financing activities	6,609,921	10,138,683
Net change in cash	2,642,159	2,771,404
Cash, beginning of period	4,112,326	1,340,922
Cash, end of period	6,754,485	4,112,326
Supplemental disclosure of cash flow information:
Cash paid for interest	13,322	15,456
Cash paid for income taxes	$ 0	$ 0