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对于失败的生物假体心脏门而言,通过导管的门内门植入

John G Webb¹, David A Wood, Jian Ye

¹St. Paul's Hospital, 1081 Burrard St, Vancouver, BC, Canada. john.webb@vch.ca

|April 14, 2010

概括

过导管内植入为失败的生物假体心脏提供了一个不那么侵入性的选择. 这种程序成功地恢复了高风险患者的门功能,改善了他们的生活质量.

科学领域:

心血管医学心血管医学
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:

随着时间的推移,生物假体心脏门会退化,需要重复手术,风险很大.
过导管内 (VIV) 植入为外科置换提供了一个不那么侵入性的替代方案.

研究的目的:

为了评估跨导管内植入器对于失败的生物假体心脏门的安全性和有效性.
评估接受VIV手术的高风险患者的功能结果和生存率.

主要方法:

在24名高风险患者中进行了VIV植入,这些患者有失败的大动脉, mitra,肺或三管生物假体门.
评估了立即的门功能,并对患者的结果进行了长达1045天的监测.

主要成果:

在所有患者中,除了一个患者外,都取得了令人满意的门功能的成功植入.
没有程序性死亡发生;30天死亡率为4.2%.
在纽约心脏协会的功能类中观察到显著改善,91.7%的患者在随访时活着,门功能令人满意.

结论:

过导管内植入是一种可重复和有效的选择,用于管理多种门类型的生物假体门故障.
这种方法对高风险患者群体的门置换策略有重大影响.

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