Segment Information

12 Months Ended

Dec. 31, 2013

Segment Information [Abstract]

Segment Information

18. Segment Information

The Company considers reporting segments in accordance with general accounting principles for disclosures about segments of an enterprise and related information. The Company’s system and disposable devices are developed and marketed to a broad base of hospitals in the United States and internationally. The Company considers all such sales to be part of a single operating segment.

	Year Ended December 31,
	2013		2012		2011
United States	$	24,063,932	$	27,034,200	$	23,947,048
International		13,967,149		19,528,234		18,040,384
Total	$	38,031,081	$	46,562,434	$	41,987,432

All of the Company’s long-lived assets are located in the United States. Revenues are attributed to countries based on the location of the customer.