Agreement with Creighton University (Details Textual) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Agreement with Creighton University (Textual) [Abstract]
Percentage of royalty of product revenue	1.50%
Minimum investment under royalty agreement	$ 2,500,000
Period for minimum investment under royalty agreement	36 months
Patent related under royalty agreement	150,000
Reimbursement percentage of research and development expenses	20.00%
Research and development expense under royalty agreement	$ 32,000	$ 45,000
Percentage of Reimbursement Obligation For Investment Obligation	20.00%