Insertions of short external rotators as viewed from medial. Piriformis (p) inserts near cephalad extent of greater trochanter. Conjoined tendon (asterisk) and obturator externus (oe) insert more distal. (From Ito Y, Matsushita I, Watanabe H, Kimura T: Anatomic mapping of short external rotators shows the limit of their preservation during total hip arthroplasty, Clin Orthop Relat Res 470:1690, 2012.) SEE TECHNIQUE 3.7.