Judgement and Countermeasure of tracheomalacia in thyroidotomy

甲状腺切除术中气管软化的判断及处理

Objective : To investigate the effect of low-dose ketamine in prevent neurotonic reaction in thyroidotomy with cervical plexus blockade .

目的：观察小剂量氯胺酮用于防治颈浅丛阻滞 下行 甲状腺 手术 牵拉反应的 临床观察。