成人喉气管狭窄的治疗，目前仍是一个需要继续探讨的课题。外伤是引起喉气管狭窄最常见的原因，约占28．1％～56．9％[1,2]，炎症及肿瘤侵犯压迫、气管切开或持续性插管亦是其重要原因。单纯扩张，瘢痕内注射激素，腔内CO2激光切除瘢痕或粘膜瓣等，对轻度狭窄尚可采用。但对于 The treatment of laryngotracheal stenosis in adults is still a subject that needs further study. Trauma is the most common cause of laryngeal tracheal stenosis, accounting for 28.1% ~ 56.9% [1,2], inflammation and tumor invasion oppression, tracheotomy or continuous intubation is also an important reason. Simple expansion, injection of hormones within the scar, intracavitary CO2 laser resection of the scar or mucosal flap, mild stenosis can still be used. But for