Quarterly report pursuant to Section 13 or 15(d)

Accrued Liabilities (Details)

v3.8.0.1
Accrued Liabilities (Details) - USD ($)
$ in Thousands
Mar. 31, 2018
Dec. 31, 2017
Accrued Liabilities [Line Items]    
Salaries, benefits and related expenses $ 2,301 $ 2,850
Device maintenance 121 121
Device warranty 283 232
Clinical trials 180 136
Capital lease obligation 34 34
Other 92 130
Total $ 3,011 $ 3,503