Fig. 4From: Clinical outcomes of arthroscopic surgery for external snapping hipOperative position and portals. a Clinical photograph showing important landmarks: GT (greater trochanter), SN (sciatic nerve), and position of the two portals. Proximal and distal portals are marked 3–4 cm apart on GT. b Standard 30° scope is inserted through the proximal portal in 30° angle. Shaver and radiofrequency device is inserted through the distal portal. c After the surgery was completed, the portals are closedBack to article page