This data indicates that the temporalis muscle periosteal valve implantation in a radical mastoidectomy is a method that can facilitate epithelial metaplasia to help them achieve a dry ear and prevent the recurrence of cholesteatoma. 认为乳突根治术腔植入颞肌骨膜瓣是促进术腔上皮化,使术后获得干耳,防止或减少胆脂瘤复发的有效方法。