当气管、支气管的肿瘤引起病人呼吸道狭窄,采用其它治疗方法无效时,作者采用经支气管镜冷冻治疗。共治疗27例,女5,男22,年龄为39～88岁。多数为鳞状细胞癌。采用硬式支气管镜,可曲的冷冻探头。冷冻前肌注阿托品和安定,用5％利多卡因作粘膜表面麻醉。术前、术后作血气分析和心电监护。冷 When the trachea, bronchial tumor caused the patient’s respiratory tract stenosis, the use of other treatments ineffective, the authors used bronchoscopic cryotherapy. A total of 27 cases of treatment, female 5, male 22, aged 39 to 88 years. The majority of squamous cell carcinoma. Using a rigid bronchoscope, can be curved frozen probe. Atropine and diazepam prior to freezing were anesthetized with 5% lidocaine for mucosal surface. Preoperative and postoperative blood gas analysis and ECG monitoring. cold