AIM To compare the effect of endovascular treatment for intracranial aneurysms with Guglielmi detachable coils (GDC) and mechanical delachable spirals (MDS).

• 目的比较电解式可脱弹簧圈(GDC)和机械式可脱弹簧圈(MDS)栓塞治疗颅内动脉瘤的效果。