在非胆脂瘤型慢性中耳炎的治疗中 ,鼓室成形术是一种安全、疗效良好的手术。但许多因素影响手术的成功 ,包括感染、伤口不愈合、咽鼓管功能障碍、耳内病变遗留 ,手术方法不佳等。本文作者认为 ,缺少开放性乳突切除是鼓室成形术失败的一个重要原因 ,通过重建中耳和乳突之间的联 In the treatment of non-cholesteatoma chronic otitis media, tympanoplasty is a safe and effective surgery. But many factors affect the success of surgery, including infection, wound healing, eustachian tube dysfunction, left ear lesions, surgical methods and so on. The authors conclude that the lack of open mastoid excision is an important cause of tympanoplasty failure by rebuilding the connection between the middle ear and mastoid