The adductor division of the recurrent laryngeal nerve was anastomosed with the main trunk of ansa cervicalis to reinnervate the vocal cord adductors after the one side of the recurrent laryngeal nerve section in seven dogs.

• 建立单侧喉麻痹模型，实验组作颈袢主支与喉返神经（RLN）内收肌支吻合术，对照组不作神经修复术。