Methods: To dissect iliac region, pelvic cavity, inguinal region, femoral triangle and observe the relationship between the important blood vessels, nerves and the anterior-medialis wall of acetabulum, and then give a new approach in operation. 方法:在尸体上作解剖,观察髂区、骨盆、腹股沟区、股三角的重要血管、神经与髋臼前内侧壁的关系,提出新的手术入路,并应用于临床。