直接栓塞技术 Point-blank occlusion 1. 终末动脉阻塞 end-artery occlusion 2. 阻塞破裂的位置 occlusion at rupture site 3. 简单推出弹簧栓子simply pushed out (micro)coil 4. 栓子直径>血管直径 coil diameter vessel diameter 终末动脉是指外周动脉分...