自1977年4月～1988年4月,我科开展耳显微手术500余例次,其中资料比较完整的有212例(223耳),经随访1～12年,成功160耳,失败63耳,结合实践体会小结如下。 From April 1977 to April 1988, our department performed more than 500 cases of ear microsurgery, of which 212 cases (223 ears) were relatively complete. The data were successfully followed up for 1 to 12 years, with 160 ears successfully and 63 ears failed Combined with practical experience summarized as follows.