长期以来外耳道成形术的远期疗效一直不够理想，常因皮瓣挛缩致狭窄或闭锁。本文将我科1990年2月～1997年5月经治的外耳道成形术11例12耳光后两次手术的临床资料进行分析，旨在找出失败原因。亚临床资料11例中男4例，女7例；年龄2～74岁。第2次与第1次手术时间相距4个月～1年8 Long-term external ear canal angioplasty long-term efficacy has been less than ideal, often due to flap contracture caused by stenosis or atresia. This article will be our department from February 1990 to May 1997 by external auditory canal angioplasty in 11 cases of 12 cases of otoscope after the operation of the clinical data were analyzed in order to find out the cause of the failure. Subclinical data in 11 cases, 4 males and 7 females; aged 2 to 74 years. The second and the first operation time 4 months to 1 year 8