sphenoidotomy

例句：

1. 1. The patient underwent sphenoidotomies for relief from headaches.
   患者因缓解头痛而接受了视神经切断术。
2. 2.During the surgery, the surgeon performed a sphenoidotomies to remove the tumor.
   手术中，外科医生进行了视神经切断术以移除肿瘤。
3. 3. The procedure was complicated by the need to perform several sphenoidotomies.
   该程序由于需要执行多次视神经切断术而变得复杂。