Fig. 1From: Preventing postoperative prosthetic joint dislocation by repairing obturator externus in total hip arthroplasty performed via the posterior approachIntraoperatively, the hip joint is placed in the neutral position. GM, gluteus medius; GT, greater trochanter; P, piriformis; CT, conjoined tendon; OE, obturator externus. a Showing obturator externus and other posterior soft tissues. b The short external rotators and joint capsule were sutured to the posterior insertion of the greater trochanter using three non-absorbable suturesBack to article page