Quarterly report pursuant to sections 13 or 15(d)

Note 4 - Property and Equipment (Detail) - Property and Equipment

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Note 4 - Property and Equipment (Detail) - Property and Equipment (USD $)
Sep. 30, 2012
Dec. 31, 2011
Property and equipment, gross $ 2,378,637 $ 2,023,000
Less accumulated depreciation and amortization (1,096,907) (804,170)
Total property and equipment, net 1,281,730 1,218,830
Equipment [Member]
   
Property and equipment, gross 1,017,634 934,253
Furniture and Fixtures [Member]
   
Property and equipment, gross 105,376 106,054
Leasehold Improvements [Member]
   
Property and equipment, gross 157,236 157,236
Computer Equipment [Member]
   
Property and equipment, gross 108,285 101,482
Loaned Systems [Member]
   
Property and equipment, gross $ 990,106 $ 723,975