X ray, 3D CT and navigation oval foramen locations can increase the successful rate of puncture, thus enhancing the safety and reducing the incidence rate of complications.

• 结论 :温控射频热凝治疗三叉神经痛疗效可靠 ,X线、三维CT及导航卵圆孔定位在一定程度上弥补了徒手穿刺的缺陷。