superior laryngotomy

例句：

1. 1. The patient underwent a superiorlaryngotomy to relieve hisbreathing difficulties.
   患者接受了上呼吸道切除术以缓解呼吸困难。
2. 2. The doctor performed a tracheotomy to help the patient breathe.
   医生进行了气管切开术，帮助患者呼吸。
3. 3. Thesurgery was successful, and the patient recoveredquickly afterward.
   手术成功，患者恢复迅速。