Property and Equipment

12 Months Ended

Dec. 31, 2015

Property and Equipment

Property and Equipment

8. Property and Equipment

        Property and equipment as of December 31, 2015 and 2014 were as follows:

	Useful Life (Years)	December 31, 2015			December 31, 2014
Manufacturing and clinical equipment	7 - 10	$	617		$	617
Computer and other office equipment	5		944			292
Furniture and fixtures	7		738			591
Leasehold improvements	3 - 5		1,551			357
Construction in progress			515			—
			4,365			1,857
Accumulated depreciation			(899	)		(302	)
Property and equipment, net		$	3,466		$	1,555

        For the years ended December 31, 2015, 2014 and 2013, depreciation expense was $698 thousand, $127 thousand and $20 thousand, respectively.