Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Income Statement [Abstract]
Revenues	$ 3	$ 73
Cost of goods sold	21	47
Gross profit (loss)	(18)	26
Operating expenses:
Research and development	1,294	1,776
Sales and marketing	679	519
General and administrative	1,778	2,319
Total operating expenses	3,751	4,614
Operating loss	(3,769)	(4,588)
Interest income	5
Other income	1
Loss before income tax provision	(3,763)	(4,588)
Income tax provision	2	5
Net loss	$ (3,765)	$ (4,593)
Net loss per ordinary share-basic and diluted	$ (0.28)	$ (0.39)
Weighted average shares outstanding - basic and diluted	13,335,494	11,762,350