Property and Equipment

3 Months Ended

Mar. 31, 2019

Property Plant And Equipment [Abstract]

Property and Equipment

9. Property and Equipment

Property and equipment consisted of the following:

	March 31,			December 31,
	2019			2018
	(In thousands)
	(unaudited)
Machinery, manufacturing and demonstration equipment	$	12,425		$	12,320
Computer equipment		2,297			2,260
Furniture		635			639
Leasehold improvements		2,272			2,280
Total property and equipment		17,629			17,499
Accumulated depreciation and amortization		(11,706	)		(11,162	)
Property and equipment, net	$	5,923		$	6,337

Depreciation expense was approximately $0.6 million and $0.7 million, for the three months ended March 31, 2019 and 2018, respectively.