Annual report pursuant to Section 13 and 15(d)

Statements Of Operations

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Statements Of Operations (USD $)
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Statements Of Operations [Abstract]    
Revenue, net $ 1,444,447 $ 1,308,910
Cost of sales 713,627 911,793
Operating expenses:    
Research and development 2,449,178 2,014,784
Selling, general and administrative 5,628,005 6,285,004
Total operating expenses 8,077,183 8,299,788
Loss from operations (7,346,363) (7,902,671)
Other income (expense):    
Interest income 1,044 3,657
Interest expense (332,349) (33,859)
Loss from abandoned public offering   (603,012)
Local business tax (1,200) (2,717)
Total other expense, net (332,505) (635,931)
Loss before income taxes (7,678,868) (8,538,602)
Income tax benefit   733,437
Net loss $ (7,678,868) $ (7,805,165)
Basic and diluted net loss per share $ (1.34) $ (1.42)
Shares used to compute basic and diluted net loss per share 5,717,533 5,511,451