Method: Made the single coxae dislocate model of twelve rabbits (4 months) via the operation, after 4, 6, 8 weeks, observed the coxae disloc ation and artificial acetabulum form.

• 方法：将12只4个月龄兔通过外科手术造成单侧髋关节半脱位动物模型，手术后4、6、8周，观察兔髋关节脱位和继发性假臼形成的过程。