对NAVITOR跨导管大动脉替换系统的全面评估
Joe Aoun1, Syed Zaid2, Sachin Goel1
1Cardiovascular Medicine Department, DeBakey Heart & Vascular Center, Houston Methodist Hospital, TX, USA.
Heart international
|July 15, 2024
概括
纳维托TM门显著减少了对膜泄漏 (PVL) 和跨导管大动脉置换 (TAVR) 中的并发症. 这种先进的门显示了与以前的模型相比,提高了安全性和有效性.
科学领域:
- 心血管医学 心血管医学
- 医疗器械 医疗器械 医疗器械
- 干预性心脏病学 干预性心脏病学
背景情况:
- 过导管大动脉置换 (TAVR) 已经取得了重大进展,扩大了使用范围并改进了门设计.
- 像膜漏洞 (PVL) 这样的并发症仍然是TAVR程序改进的重点.
研究的目的:
- 让我们来回顾一下NavitorTM门,这是下一代的内透管心脏门 (THV).
- 在设计和临床结果方面,将NavitorTM门与第一代PorticoTM THV进行比较.
- 评估NavitorTM设计改进对TAVR并发症的影响.
主要方法:
- 对NavitorTM THV系统的审查,这是第三代内环 PorticoTM 门.
- 与第一代PorticoTM THV相比,NavitorTM THV的设计特征和临床结果的比较.
- 对并发症率的分析,包括膜漏洞 (PVL),严重出血和主要血管并发症.
主要成果:
- 纳维托TM THV 具有保护性的外密封和更灵活的输送系统.
- 纳维托 (NavitorTM) 显示了30天PVL率的显著降低 (第一代PorticoTM的0.0%与6.3%相比).
- 使用NavitorTM观察到较低的严重出血率 (13.1%vs.27.3%) 和主要血管并发症 (0.7%vs5.8%).
结论:
- 纳维托TM门代表了TAVR技术的重大进步.
- 在NavitorTM中的关键设计改进导致PVL和其他程序并发症的大幅减少.
- 在TAVR中,NavitorTM显示出改善患者结果的希望,尽管长期耐用性需要进一步研究.
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