跨导管大动脉植入后植入永久起器的节拍比率变化
Yu Fukuoka1, Yoshifumi Ikeda2, Hitoshi Mori2
1Clinical Engineering Department, Saitama Medical University International Medical Center, Saitama, Japan.
Pacing and clinical electrophysiology : PACE
|February 13, 2026
概括
过导管大动脉植入后的自扩展式 (SE) 门显示出与气球扩展式 (BE) 门相比,心脏导电的恢复更好. 这减少了对心脏起器的依赖,这表明优化的设置可以进一步改善结果.
科学领域:
- 心脏病学 心脏病学
- 医疗器械 医疗器械
- 干预心脏病学 干预心脏病学
背景情况:
- 过导管大动脉植入 (TAVI) 可能导致导电障碍,需要永久心脏起器植入 (PMI).
- 不同的TAVI门类型对PMI后传导干扰恢复的影响尚不清楚.
研究的目的:
- 为了比较TAVI需要永久心脏起器植入 (PMI) 后的导电障碍的临床过程.
- 评估自扩展式 (SE) 与气球扩展式 (BE) TAVI门对心脏起器依赖性的影响.
主要方法:
- 在2016-2024年期间对480名接受TAVI (230 SE, 250 BE) 的患者进行了一项研究.
- 需要PMI的患者特征和心室节奏比率变化的比较.
- 在PMI和1个月后随访时对自主AV导电恢复和节奏比率的分析.
主要成果:
- 在SE和BE门组之间,在需要PMI的因素上没有显著的差异.
- 在PMI时段 (p=0.047) 的SE组 (66.7%) 与BE组 (27.3%) 中,自主动脉传导的改善显著高于PMI (p=0.047).
- 在1个月的随访中,93.3%的SE群体表现出明显的改善,而BE群体的这一比例为33.3% (p=0.002).
结论:
- 恢复AV导电和减少心室节奏更频繁,并且与SE门的变化较小.
- 使用扩展的AVD设置或AVH可能进一步减少TAVI后心脏起器的依赖.
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