手术切除内听道前庭神经分支是治疗梅尼埃病等平衡失调病症的有效方法。虽然迄今已有一些进路方法可供术者选择,但各自均有不足之处。如颅中凹进路要牵拉颞叶且易损伤面神经;颅后凹进入需推开小脑,有穿入颅内的危险;迷路后暴露术野不良,操作受影响;乙状窦 Surgical resection of the internal auditory canal of the vestibular nerve branches is an effective method for the treatment of balance disorders such as Meniere’s disease. Although there are some ways to choose for the surgeon, each has its own shortcomings. Such as the cranial concave path to pull the temporal lobe and easy to damage the facial nerve; into the cranial fissure into the need to open the cerebrum, there is the risk of penetrating into the brain; labyrinth exposed poor surgical field, the operation affected; sigmoid sinus