动脉瘤的最佳线圈封装密度在流量转移支架的完整消除:一个回顾性研究
Ryosuke Maeoka1,2, Hiroyuki Ohnishi2, Shohei Yokoyama1
1Department of Neurosurgery Nara Medical University Nara Japan.
Stroke (Hoboken, N.J.)
|January 23, 2026
概括
在大型动脉瘤中,流量转移支架 (FDS) 带线圈栓塞 (CE) 的最佳封装密度 (PD) 可能为8.9%. 达到这个PD可以实现完全消灭,可能减少不必要的CE程序.
科学领域:
- 神经外科 神经外科
- 干预性放射学 干预性放射学
- 血管神经学 血管神经学
背景情况:
- 流量转移支架 (FDS) 部署与线圈栓塞 (CE) 结合在治疗脑动脉瘤方面是有效的.
- 大型或巨型动脉瘤中FDS和CE的最佳包装密度 (PD) 仍然没有定义.
- 这项研究调查了理想的PD,以最大限度地提高治疗疗效.
研究的目的:
- 为了确定流转器支架 (FDS) 部署与线圈栓塞 (CE) 的最佳包装密度 (PD).
- 评估PD与大或巨型内动脉瘤的完全消灭 (CO) 之间的关联.
主要方法:
- 对97名患有大/巨型未破裂动脉瘤的患者进行了回顾性多中心研究,这些患者接受了单独使用FDS或FDS + CE治疗.
- 线圈PD计算为体积栓塞比率;通过O'Kelly-Marotta分级尺度D定义的完全消灭,6个月后.
- 使用单变量和多变量模型分析PD和CO之间的关联.
主要成果:
- 体积栓塞比率 (PD) ≥8.9%与完全消灭 (CO) 有显著关联.
- 在单变量 (OR 14.3) 和多变量 (OR 10.5) 分析中,较高的PD与CO有很强的相关性.
- 虽然FDS + CE组显示出更高的CO比率 (82.3%与50.0%相比),但关键发现是PD值.
结论:
- 包装密度为8.9%的体积栓塞比率可能足以在用FDS + CE治疗的大型或巨型内动脉瘤中实现完全消灭.
- 超过这个门的进一步卷轴栓塞可能不需要,这可能会简化程序.
- 这一发现可以指导临床决策,以优化FDS和CE治疗策略.
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