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Property And Equipment
6 Months Ended
Jun. 30, 2013
Property And Equipment [Abstract]  
Property And Equipment

5. Property and Equipment 

Property and equipment consist of the following:

 

 

 

 

 

 

 

June 30,

 

December 31,

 

2013

 

2012

 

 

 

 

Equipment

$          8,704,778

 

$    8,762,041

Equipment held for lease

303,412 

 

303,412 

Leasehold improvements

2,328,381 

 

2,328,381 

 

11,336,571 

 

11,393,834 

Less: Accumulated depreciation

(9,697,173)

 

(9,251,911)

Net property and equipment

$          1,639,398

 

$    2,141,923