在患有大动脉狭窄症的患者中,初始的多中心体验新型自扩张TAVR系统
Alexander R Tamm1, Hendrik Wienemann2, Hendrik Treede3
1Heart Valve Center, Heart and Vascular Center, Universitätsmedizin Mainz, Mainz, Germany.
JACC. Cardiovascular interventions
|January 15, 2025
概括
杰纳三部曲 (JVT) 透气管心脏 (THV) 是一种安全有效的治疗方法,用于患有大动脉狭窄 (AS) 的患者. 这种新型的移骨,自我扩张的THV提供了优秀的结果,是现有假肢的可行替代品.
科学领域:
- 心脏病学 心脏病学
- 干预心脏病学 干预心脏病学
- 生物材料科学 生物材料科学
背景情况:
- 在年轻,风险较低的人群中,越来越多的跨导管大动脉置换 (TAVR) 需要TAVR系统,以促进辅管对齐和冠状动脉接入.
- 杰纳三组 (JVT) 跨导管心脏 (THV) 的设计元素是为了满足这些特定要求而设计的.
研究的目的:
- 评估在患有严重大动脉狭窄症 (AS) 的患者中新型输血,自我扩张的JVT系统的临床结果和程序成功.
主要方法:
- 一项前性研究涉及43名连续患有严重AS的患者,他们在德国5个中心用JVT系统治疗.
- 主要终点是技术成功,次要评估包括程序结果,血液动力学的性能,以及根据门学术研究联盟-3标准的30天临床结果.
主要成果:
- 98%的患者 (42/43) 取得了技术上的成功,平均年龄为81岁,中位数STS得分为3.1%.
- 观察到出色的血液动力学性能,中位主动脉梯度为5.0mm Hg,88%的患者没有中度或重度的准膜吐.
- 在30天后,在82%的患者中实现了早期安全性,主要血管并发症 (2.3%),中风 (2.3%) 和死亡率 (4.7%) 的比例较低.
结论:
- 联合VT系统在治疗AS患者方面表现出良好的安全性和有效性.
- 这种输式自扩张THV是当前TAVR假肢的有价值替代品,特别是对于需要精确的门放置和冠状动脉接入的患者.
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