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Revenue by Product Group, by Significant Customer and by Geographic Region; Geographic Information (Tables)
12 Months Ended
Dec. 31, 2012
Product Revenue by Product Group
Product revenue by product group is as follows:
 
   
Year Ended December 31,
 
   
2012
   
2011
   
2010
 
   
Revenue
   
Percentage of Product Revenue
   
Revenue
   
Percentage of Product Revenue
   
Revenue
   
Percentage of Product Revenue
 
Orthobiologics
  $ 49,954,112       73.5 %   $ 39,858,139       64.3 %   $ 30,741,305       58.3 %
Dermal
    1,384,403       2.0 %     3,681,166       5.9 %     3,564,616       6.8 %
Surgical
    5,022,456       7.4 %     4,976,261       8.1 %     3,883,444       7.3 %
Ophthalmic
    8,784,011       12.9 %     10,963,822       17.7 %     11,971,787       22.7 %
Veterinary
    2,865,187       4.2 %     2,476,998       4.0 %     2,574,578       4.9 %
    $ 68,010,169       100.0 %   $ 61,956,386       100.0 %   $ 52,735,730       100.0 %
Percentage of Product Revenue by Significant Customers
Product revenue by significant customers as a percent of product revenues is as follows:
 
   
Percent of Product Revenue
   
Year Ended December 31,
   
2012
 
2011
 
2010
DePuy Mitek
 
61.2%
 
47.1%
 
42.7%
Bausch & Lomb Inc.
 
11.4%
 
15.8%
 
21.2%
Boehringer
 
4.2%
 
4.0%
 
4.9%
Medtronic
 
3.1%
 
5.6%
 
10.2%
Rivex Pharma
 
2.0%
 
1.3%
 
1.5%
   
81.9%
 
73.8%
 
80.5%
Product Revenue by Geographic Location and Percentage of Total Product Revenue
Revenues by geographic location in total and as a percentage of total revenues are as follows:
 
   
Year Ended December 31,
 
   
2012
   
2011
   
2010
 
   
Revenue
   
Percentage of Total Revenue
 
Revenue
   
Percentage of Total Revenue
 
Revenue
   
Percentage of Total Revenue
 
United States
  $ 57,904,290       81.1 %   $ 48,366,140       74.7 %   $ 38,313,594       69.0 %
Europe
    6,267,830       8.8 %     10,988,664       16.9 %     12,976,985       23.3 %
Other
    7,186,385       10.1 %     5,423,831       8.4 %     4,266,015       7.7 %
    Total
  $ 71,358,505       100.0 %   $ 64,778,635       100.0 %   $ 55,556,594       100.0 %
Net Tangible Long Lived Assets by Principal Geographic Areas
Net tangible long-lived assets by principal geographic areas were as follows:
 
   
Years Ended December 31,
 
   
2012
   
2011
 
United States
  $ 33,792,325     $ 34,565,770  
Italy
    1,320,656       1,904,108  
  Total
  $ 35,112,981     $ 36,469,878