由于各种原因所引起的听骨链缺损、固定和畸形,均可导致不同程度的听力下降。鼓室成形术是恢复听功能的手术之一,自1950年Zollner 和 wullstein 报道以来,对恢复听功能手术的展开,起了积极的推动作用。我院从1972年开展鼓室成形术。现对资料较完整的225耳分析讨论。一.临床资料:本组共194例,225耳。男性122例、女性72例。右耳99、左耳126。年龄分布为2(1/2)岁—62岁。其中19岁以前者47例、20～29岁69例、30～39岁35例,40～49岁32例、50～59岁10例、62岁1例。225耳中,外伤性穿孔8耳、外耳道及听 Due to various reasons caused by ossicular chain defect, fixation and deformity, can lead to varying degrees of hearing loss. Tympanoplasty is one of the procedures to restore the hearing function. Since the reports by Zollner and Wullstein in 1950, it has played a positive role in promoting the recovery of hearing-related surgery. Our hospital from tympanoplasty in 1972. The data is more complete 225 ears analysis and discussion. A clinical data: The group of 194 cases, 225 ears. There were 122 males and 72 females. Right ear 99, left ear 126. Age distribution of 2 (1/2) years old -62 years old. Among them, 47 were before 19 years old, 69 cases were 20-29 years old, 35 cases were 30-39 years old, 32 cases were 40-49 years old, 10 cases were 50-59 years old and 1 case was 62 years old. 225 ears, traumatic perforation 8 ears, external auditory canal and listening