作者在临床实践中,摸索出一种困难气管插管的方法,即把气管导管前端用管芯塑成“小鱼钩”样,“鱼钩”水平位放入到位后转为垂直位,插管成功率高,现介绍如下。操作方法口腔颌面外科患者,包括颈部后仰受限、舌体病变和张口受限(但能放入喉镜)等,采用常规快速诱导,芬太尼2～4μｇ/ In clinical practice, the author explored a difficult endotracheal intubation method, that is, the end of the tracheal tube with a plastic tube into a “hook” like, “hook” level into place after the vertical bit, insert Tube success rate is high, are described below. Methods of Operation Oral and maxillofacial surgery patients, including the limited neck receding, tongue disease and limited mouth opening (but can be placed in the laryngoscope), the use of conventional rapid induction, fentanyl 2 ~ 4μg /