患者，女性，４６岁。因宫颈癌术后并发肺部感染，咯痰无力致呼吸道欠通畅，病床前局麻下行气管切开术。术中因患者烦燥、紫绀，不能仰卧垫肩，气管显露不佳，手术操作困难。气管环软细，标志不清，术中无深部结扎止血操作。术后患者声音嘶哑（堵管讲话），纤维喉镜检查，... Patient, female, 46 years old. Due to cervical cancer complicated by pulmonary infection, induced sputum weakness due to respiratory tract unresponsive, pre-bed anesthesia tracheotomy. Surgery due to patients irritable, cyanotic, shoulder pads can not lie, tracheal poor presentation, surgical operation difficult. Tracheal ring soft thin, unclear signs, surgery without deep ligation to stop bleeding operation. Postoperative patients with hoarse voice (plugging speech), fiberoptic laryngoscopy, ...