Follow up visits will take place at 2, 7, 14 and 30 days post treatment where questionnaires (SF-36, CIVI Q2, Visual Analogue Scale), evaluation of GSV closure via duplex ultrasound (7 day and 30 day only), evaluation of ecchymosis, physician (or their designee) evaluation of venous disease (CEAP assessment and VCSS assessment), assessments of adverse events and review of concomitant medications (use of analgesics and other medications)will take place. These same evaluations with the exception of the use of the Visual Analogue Scale and the Ecchymosis evaluation will also take place at the 6 month and 12 month follow up visit timepoints.