Methods 15 cases of acetabular transverse associated with posterior wall fractures were diagnosed through X-ray plain film, CT and CT reconstruction photography.

The 58 patients were treated by Posterior pharyngeal flap surgery, Furlow double opposing Z-palatoplasty and Palatopharyngeous Flap surgery.

In this paper, an optimum control method of companion heeling yielding in the turning circle maneuver isintroduced.

1.Analysis of Operative Treatment for Posterior Wall Fractures of the Acetabulum 2.Computer-assisted Hip Joint Contact Area Measurement Based on Postoperative CT Scan: Its Preliminary Application in Acetabular Fractures;