气管异物及支气管异物是耳鼻喉科的常见急症，是儿童死亡的主要原因之一，在华北地区，因盛产各种豆类，发病率很高。一般情况下，由于异物多固定于支气管内，造成严重呼吸困难的情况不多，但个别病例病情危急，要求医生技术熟练，操作快速准确，一旦处理不当，将会导致患儿窒 Tracheal foreign body and bronchial foreign body is a common emergency of otolaryngology is one of the main causes of child death in North China, because of the rich variety of beans, the incidence is high. Under normal circumstances, due to foreign body more fixed in the bronchi, resulting in severe respiratory difficulties are not many, but the critical condition of individual cases require the doctor skilled, fast and accurate operation, once handled properly, will lead to suffocation