Unaudited Quarterly Financial Data (in thousands, except per share data)

12 Months Ended

Dec. 31, 2013

Unaudited Quarterly Financial Data (in thousands, except per share data)

Unaudited Quarterly Financial Data (in thousands, except per share data)

20. Unaudited Quarterly Financial Data (in thousands, except per share data)

			Quarters ended
	March 31,		June 30,		September 30,		December 31,
	2013		2013		2013		2013
Product revenue	$	4,672	$	5,581	$	2,535	$	5,658
Service revenue	1,373		1,549		1,630		2,107
Research and development contract revenue	400		368		462		267
Net loss attributable to common shareholders	(8,576)		(9,338)		(15,948)		(28,929)
Loss per share:
Basic and Diluted	(0.18)		(0.14)		(0.19)		(0.28)

			Quarters ended
	March 31,		June 30,		September 30,		December 31,
	2012		2012		2012		2012
Product revenue	$	6,572	$	6,244	$	3,418	$	4,558
Service revenue	665		957		855		1,138
Research and development contract revenue	515		458		502		226
Net loss attributable to common shareholders	(6,583)		(6,480)		(10,325)		(8,474)
Loss per share:
Basic and Diluted	(0.28)		(0.17)		(0.27)		(0.22)