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Updated: Jul 21, 2025

A New Murine Model of Endovascular Aortic Aneurysm Repair

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在内血管动脉瘤修复过程中,使用形状记忆聚合物治疗活性大动脉动脉瘤囊

Andrew Holden¹, Andrew A Hill², Manar Khashram³

¹Department of Radiology, Auckland City Hospital, Auckland, New Zealand.

Journal of vascular surgery cases and innovative techniques

|July 27, 2023

概括

新的形状记忆聚合物 (SMP) 装置在内血管修复过程中有效地治疗腹腔大动脉动脉瘤囊. 这种技术可以确保在内移植外进行完整的囊治疗,从而改善患者的治疗结果.

科学领域:

血管外科血管外科
生物材料科学生物材料科学
医疗器械技术医疗器械技术

背景情况:

内血管动脉瘤修复 (EVAR) 是对腹腔大动脉瘤 (AAA) 的常见治疗方法.
在内移植外的动脉瘤囊的不完全密封可能会导致诸如内脏泄漏和囊囊扩大等并发症.
需要新的方法来确保对EVAR后的下AAA囊的完全消灭.

研究的目的:

开发和评估使用形状记忆聚合物 (SMP) 装置在内移植外的下AAA囊的完整治疗的术前成像分析和术内技术.
在EVAR期间评估SMP设备交付和部署用于AAA袋处理的技术成功.

主要方法:

进行了前性,多中心,单臂研究.
使用了形状记忆聚合物 (SMP),一种多孔,自我扩展的聚氨材料.
目标光量是根据手术前成像和内移植尺寸计算的.
在内移植部署后立即通过6F传递SMP.

主要成果:

在所有情况下都取得了技术上的成功.
技术成功的定义:植入足够的完全扩展的SMP体积来处理实际的目标光量.
该技术证明了在内移植外完成AAA囊治疗的可行性.

结论:

开发的程序前和程序内技术可以在EVAR期间使用SMP设备对下AAA囊进行完整的治疗.
SMP设备为管理AAA袋子和改善EVAR结果提供了一个有前途的解决方案.
这种方法代表了内血管AAA管理的重大进步.

关键词:

腹腔大动脉动脉瘤腹腔大动脉动脉瘤动脉瘤回归的回归大动脉内移植动脉内移植血管内动脉瘤修复血管内动脉瘤修复形状记忆的聚合物.

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