鼓膜位于外耳道深段 ,受伤后进行法医学鉴定 ,需请耳鼻喉科医生借助额镜、耳镜进行检查 ,若有异议或进行复审 ,往往失去原始伤情条件而再次鉴定复审比较困难。近 3年来我们对本市及县区的外伤性鼓膜穿孔部分案例进行了内窥镜电视显示下录像和伤情鉴定 ,存档录像资料 1 5 6例 , Tympanic membrane is located in the deep external auditory canal, after the injury forensic identification, the need to ask the otolaryngologist with the forehead, otoscopy for examination, if dissent or review, often lose the original injury conditions and again identified the review more difficult. In the past 3 years, we conducted endoscopic television video recording and injury identification of traumatic tympanic membrane perforation in our city and county counties, archiving 165 cases of video recording materials,