We present here a case of a patient with glottic stenosis following endotracheal intubation , who experienced this potentially catastrophic combustion during endoscopic arytenoidectomy , using a diode laser under general anesthesia via 60 % fio2 , with an airway fire occurring at the tracheostomy tube and causing tubal damage and obstruction 我们报告一位因气管插管所导致的真声带狭窄病例,在氧气分率60 %的全身麻醉下,使用二极体激光从事内视镜披裂软骨切除手术时,发生气切管着火。