Supplemental disclosure of cash flow and non-cash investing and financing activities (Details) (USD $)	9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Supplemental disclosure of cash flow and non-cash investing and financing activities [Abstract]
Cash paid for interest	$ 22,971	$ 8,738
Income taxes paid	96,967	0
Purchases of property, plant and equipment financed via capital leases	107,259	83,016
Stock issuance of 167,086 shares in lieu of Director's fees	0	184,653
Stock Issuance in lieu of Director's fees (in shares)		167,086
Beneficial conversion related to line of credit with related party	0	514,456
Stock issuance in connection with Earn-Out Liability of 1,174, 915 shares for 2013 and 2,632,576 shares in 2012	5,792,330	3,185,223
Stock issued for earn-out liability (in shares)	1,174,915	2,632,576
Stock issuance in exchange for convertible debt	5,272,004	0
Stock issued for convertible debt (in shares)	5,272,004
Cashless exercise of warrants	0	167
Stock issuance of 893,267 shares in payment of Convertible Secured Promissory Notes related to acquisition of Surgical Biologics	0	893,267
Stock issued related to acquisition of Surgical Biologics (in shares)		893,267
Shares issued for Cashless Exercise (in shares)		167,183
Tenant improvement incentive	$ 996,866	$ 0