Methods Through a lateral supraorbital frontal keyhole approach,related cisterna was opened in 28 cases of ACAA to expose anterior communicating artery complex and ACAA were clipped.

• 方法对28例前交通动脉瘤采用眶上额外侧锁孔入路技术,开放相关脑池,显露前交通动脉复合体并夹闭前交通动脉瘤,术中均经神经内镜观察证实夹闭满意。17例于术后近期做影像学复查。