分钟通风传感器驱动的速率响应作为老年患者心脏再同步治疗优化的一部分
Jarkko Karvonen1, Sanni Lehto2, Corinna Lenz3
1Department of Cardiology, Helsinki University Hospital Heart and Lung Center, Haartmaninkatu 4, 00029, Helsinki, Finland. jarkko.karvonen@hus.fi.
概括
优化心脏再同步疗法 (CRT-P) 用一分钟通风 (MV) 传感器改善了老年慢性无能症 (CI) 患者的运动耐受性. 这种速度适应性节奏增强了CI患者的步行距离和心率得分.
科学领域:
- 心脏病学 心脏病学
- 生物医学工程 生物医学工程
- 老年病的医生 老年病的医生
背景情况:
- 慢性无能症 (CI) 在接受心脏再同步治疗心脏起器 (CRT-P) 的老年患者中普遍存在,尽管他们接受了最佳的医学治疗.
- 对这一群体来说,评估优化速度适应性节奏使用分钟通风 (MV) 传感器对运动能力的影响至关重要.
研究的目的:
- 评估基于MV传感器的速度适应步调在改善CI的老年CRT-P患者的运动耐受性方面的有效性.
- 为了比较运动表现和心率特征之前和之后实施MV传感器节奏.
主要方法:
- 一项前性多中心研究招募了接受CRT的老年患者.
- 在CRT-P植入后1个月,通过6分钟步行测试 (6MWT) 确定了慢性无能 (CI).
- 患有CI的患者使用MV传感器编程DDDR模式,并在3个月后重复6MWT. 还评估了心率得分 (HRSc).
主要成果:
- 在75%的患者中,在没有先前的适应症的情况下发现了CI.
- 在CI患者中,基于MV传感器的DDDR节奏显著增加了步行距离 (349m至376m,p<0.05).
- 在患有更严重CI (HRSc ≥70%,p<0.001) 的患者中,DDR节奏降低了14%的心率得分 (HRSc).
结论:
- 使用MV传感器的优化速度适应节奏可以进一步提高老年CRT-P患者的运动耐受性.
- MV传感器技术为管理CI和改善该患者群的功能能力提供了有价值的工具.
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