VISX STAR S4 IR? Excimer Laser System with Variable Spot Scanning (VSS?) and WaveScan WaveFront System
These devices include a refractive excimer laser system that uses invisible ultraviolet (UV) light pulses to remove precise amounts of corneal tissue from the eye according to the treatment plan; an eyetracker that detects the position of the eye and... (Approved: 7/11/2007)