颅内动脉瘤是神经外科的常见多发病，当其破裂时所造成的死亡率及残废率极高。开颅显微外科手术直接夹闭动脉瘤是治疗的首选方法［1］。近10年由于导管技术及栓塞材料的飞速发展，血管内微弹簧圈栓塞治疗颅内动脉瘤是一种创伤小，病人恢复快，安全，有效的治疗手段。我们对1998 Intracranial aneurysm is a common neurosurgical disease, when the rupture caused by the high mortality and disability. Craniotomy microsurgery directly clip aneurysm is the preferred method of treatment [1]. Nearly 10 years due to the rapid development of catheter technology and embolic material, intravascular microcoil embolization for the treatment of intracranial aneurysms is a less invasive and safe, effective treatment for patients. We are 1998