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传统的常规耳内镜检查对中耳疾病不易确诊,随着听力学检查、CT、MRI等影像学检查的发展,中耳疾病确诊率已明显提高,但这些办法并不能准确、直观地表现病变。现代耳科手术借助双目显微镜和显微器械,手术安全性和效果大为提高,但手术中术者不能观察到隐蔽部位病变,需做更多的组织切除,牺牲一些正常结构以显露病变,对中耳及听力康复不
Traditional conventional endoscopy is not easy to diagnose middle ear diseases. With the development of audiology examination, CT, MRI and other imaging tests, the diagnosis rate of middle ear diseases has been significantly improved, but these methods can not accurately and directly show the lesions . Modern ear surgery with binocular microscope and micro-instruments, surgical safety and effectiveness greatly improved, but the surgery surgeon can not be observed in hidden parts of the lesion, the need to do more resection of the tissue at the expense of some normal structures to reveal the lesions, The middle ear and hearing rehabilitation is not