我们应用纤维支气管镜（简称纤支镜）引导经鼻气管插管抢救不同病因致重症呼吸衰竭患者收到了良好的效果。为不断地提高抢救水平，扩大纤支镜术的临床应用，现总结分析如下。１　临床资料１．１一般资料　本文１７例，男１６例，女１例。年龄３３～７８岁，平均６１岁。临床表 We use fiber bronchoscopy (bronchoscopy) guided by nasotracheal intubation for different causes of severe respiratory failure patients received good results. In order to continuously improve the level of rescue and expand the clinical application of bronchoscopy, are summarized as follows. 1 Clinical data 1.1 General Information This article 17 cases, 16 males and 1 female. Age 33 to 78 years old, average 61 years old. Clinical Table