本章将回顾上呼吸道解剖，描述必需的设备，介绍技术，并讨论喉镜窥视、气管插管和拔管的并发症。
This chapter reviews the anatomy of the upper respiratory tract, describes the necessary equipment, presents techniques, and discusses complications of laryngoscopy, intubation, and extubation.
静脉麻醉诱导后采用直接喉镜实施经口气管插管。
After intravenous anesthesia induction, orotracheal intubation was performed using the direct laryngoscope.
结论：电子喉镜下声带巨大息肉摘除可行，但需充分掌握手术技巧，联合应用表麻药，在做好气管切开的准备情况下进行手术。
Conclusion: it is feasible to excise the huge vocal cord polyp with an electronic laryngoscope. For it, sufficient surgical skills, local anesthesia, and preparations of tracheotomy are necessary.
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