Property and Equipment, net (Tables)

6 Months Ended

Jun. 30, 2018

Property and Equipment, net [Abstract]

Property and Equipment, Net

	June 30, 2018			December 31, 2017
	(unaudited)
Lasers placed-in-service	$	18,186		$	17,820
Equipment, computer hardware and software		218			462
Furniture and fixtures		131			124
Leasehold improvements		31			31
		18,566			18,437
Accumulated depreciation and amortization		(12,295	)		(10,734	)
Property and equipment, net	$	6,271		$	7,703