OBJECTIVE To establish a kind of animal model with non-infectious conductive deafness and observe if the fixation of ossicular chain can cause hydrolabyrinth.

目的构建非感染性传导性聋的动物模型,并观察听骨链活动与膜迷路积水的相关性。方法选用健康白色豚鼠20只,右耳为手术耳,左耳为对照耳。

Conclusion This type of ossiculoplasty is an adequate procedure for primary restoration of hearing in chronic otitis media, congenital malformation of the middle ear and ossicular chain dislocation.

结论采用自体残存听小骨行听骨成形术是治疗慢性化脓性中耳炎、先天性中耳畸形及外伤性听骨链中断的一种有效方法。