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多数听链骨故障是砧骨长突的坏死、砧镫关节的破坏与鼓膜穿孔并存。对此已有很多手术方法和不同种类移植物的应用。本文介绍了应用耳屏软骨膜软骨的复合移植物行Ⅰ期鼓膜和听骨链的重建(Ⅲ型鼓室成形术),效果满意。病人的选择很重要,要干耳三个月,临床无胆脂瘤迹象,鼓膜后上象限内陷并与镫骨小头粘连,砧骨长突坏死或鼓膜中心性穿孔伴砧骨坏死,均为本手术
The majority of cochlear bone defects is the necrosis of the incus protuberance, and the destruction of the anvils and the perforation of the tympanic membrane co-exist. There are many surgical methods and different kinds of graft applications. This article describes the application of trabeculectomy cartilage composite graft Ⅰ stage tympanic membrane and ossicular chain reconstruction (type Ⅲ tympanoplasty), with satisfactory results. Patient’s choice is very important to dry ear for three months, clinical signs of no cholesteatoma, after tympanic quadrant collapse and tarsal head adhesion, necrosis of the incus or tympanic membrane central perforation with incus necrosis were For this operation