Doctor for best arthroscopy surgeon in Varanasi up, find doctor Parayagraj,Gorakhpur and Patna. Book Doctor's Appointment Online, View Cost for Arthroscopy Doctor in varanasi ,Best Arthroscopy Doctor in Varanasi.Knee arthroscopy is a minimally invasive technique that allows orthopaedic surgeons to assess – and in most cases, treat – a range of conditions affecting the knee joint. During the procedure, we make small incisions or portals in the affected joint, and then inserts a tiny camera and fiber optics to light the interior space. Pictures obtained with the camera are then projected onto a screen in the operating suite.