升级可扩展无心脏起器从单到双
Maria Grazia Bongiorni1, Rahul Doshi2, James E Ip3
1Interventional Arrhythmology Unit, San Rossore Private Hospital and Medical Center, Pisa, Italy.
概括
将单无心脏起器 (LP) 升级为双系统是可行的和安全的. 这项研究表明,在需要高级起器功能的患者中,双室无节奏的成功率很高.
科学领域:
- 心脏病学 心脏病学
- 生物医学工程 生物医学工程
- 医疗器械技术 医疗器械技术
背景情况:
- 单无心脏起器 (LPs) 提供了一种不那么侵入性的转静脉系统的替代方案.
- 最初植入心室LP的患者后来可能需要双室节奏.
- 评估现有LP的可升级性对于长期患者管理至关重要.
研究的目的:
- 通过添加心房LP,评估将心室LP升级为双腔系统的可行性和安全性.
- 为了在12个月内评估双室无步调系统的性能和电稳定性.
主要方法:
- 一项前性多中心研究,涉及35名先前心室LP患者.
- 试图植入心房LP,并与现有的心室LP配对,以实现双室节奏.
- 12个月的随访评估设备性能,电气测量,并发症和电池寿命.
主要成果:
- 在91.4%的患者中,成功升级到双室无节奏器.
- 耳前设备的电力测量在一个月内稳定,并在12个月内保持稳定.
- 在14.3%的患者中发生了7种与手术相关的并发症;没有报告死亡. 估计的电池寿命超过11年,对于心室和5.7年,对于心房LP.
结论:
- 将心房LP添加到先前存在的心室LP中,是实现双室无节奏的可行且安全的策略.
- 双室无节奏系统证明了长期的有效性和稳定性.
- 这种方法为需要更高级节奏支持的患者提供了可行的升级途径.
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