Statements Of Operations (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Revenue:
Systems	$ 2,181,088	$ 4,449,598	$ 4,669,224	$ 10,000,926
Disposables, service and accessories	6,673,013	6,371,846	20,587,084	18,962,129
Total revenue	8,854,101	10,821,444	25,256,308	28,963,055
Cost of revenue:
Systems	1,318,456	2,338,175	2,958,668	5,132,007
Disposables, service and accessories	1,019,476	1,161,449	2,983,111	3,032,150
Total cost of revenue	2,337,932	3,499,624	5,941,779	8,164,157
Gross margin	6,516,169	7,321,820	19,314,529	20,798,898
Operating expenses:
Research and development	1,214,405	1,300,287	4,030,594	4,313,590
Sales and marketing	3,717,670	4,102,968	11,445,089	13,213,528
General and administrative	2,763,667	2,987,408	9,537,043	9,688,116
Total operating expenses	7,695,742	8,390,663	25,012,726	27,215,234
Operating loss	(1,179,573)	(1,068,843)	(5,698,197)	(6,416,336)
Other income (expense)	2,034,731	(48,160,084)	2,139,718	(46,660,340)
Interest income	1,736	1,306	5,665	3,973
Interest expense	(834,224)	(7,640,821)	(2,505,842)	(11,722,679)
Net income (loss)	$ 22,670	$ (56,868,442)	$ (6,058,656)	$ (64,795,382)
Net earnings (loss) per common share:
Basic	$ 0.00	$ (4.49)	$ (0.31)	$ (6.72)
Diluted	$ 0.00	$ (4.49)	$ (0.31)	$ (6.72)
Weighted average shares used in computing net earnings (loss) per common share:
Basic	20,326,169	12,666,414	19,767,545	9,640,249
Diluted	20,518,757	12,666,414	19,767,545	9,640,249