Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2013

Significant Accounting Policies [Abstract]

Inventory

Inventory consisted of the following at March 31, 2013 and December 31, 2012:

	March 31, 2013		December 31, 2012
Raw materials	$	111,671	$	154,485
Finished goods		4,809		3,753
Total inventory, net	$	116,480	$	158,238

Potential Common Stock Equivalents Excluded from Calculation of Diluted Net Loss per Share

Potential common stock equivalents excluded from the calculation of diluted net loss per share consists of stock options, warrants, convertible preferred stock and convertible debt as set forth in the table below:

	As of March 31,
	2013		2012
Options outstanding		2,435,500		2,135,667
Warrants outstanding		2,187,158		2,150,000
Convertible preferred stock		39,089,161		28,160,200
Convertible debt		2,521,222		2,289,418
Total		46,233,041		34,735,285