Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2012

Property, Plant and Equipment [Abstract]

Property and equipment estimated useful lives

Fixed assets consist of the following at December 31:

	2012			2011
	(in thousands)
Furniture and fixtures	$	47		$	47
Laboratory equipment		508			508
Computer and communications equipment		261			261
Design and tooling		1,204			1,204
Machinery and equipment		--			167
		2,020			2,187
Less accumulated depreciation and amortization		(1,941	)		(1,825	)
Total	$	79		$	362