在心房移除过程中食道温度监测:一项随机研究
Daniel Moreira Costa Moura1, Renner Augusto Raposo Pereira1, Cristiano Faria Pisani1
1Unidade Clínica de Arritmias, Instituto do Coração do Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo, São Paulo, SP - Brasil.
多传感器探针 (MSP) 监测肺静脉隔离 (PVI) 对于心房 (AF) 期间的光线食道温度 (LET) 显著防止食道热损伤 (ETI). 这种先进的LET监测策略提高了AF切除过程中的患者安全.
科学领域:
- 电子生理学 电子生理学
- 心脏病学 心脏病学
- 医疗器械技术 医疗器械技术
背景情况:
- 通过肺静脉隔离 (PVI) 进行心房动 (AF) 切除会带来食道热损伤 (ETI) 的风险.
- 电脑感染可能导致严重的并发症,需要有效的预防策略.
研究的目的:
- 评估三个光线食道温度 (LET) 监测策略,以评估它们在PVI期间预防ETI的有效性.
- 为了比较没有监测,单传感器探针 (SSP) 监测和多传感器探针 (MSP) 监测之间的结果.
主要方法:
- 一个随机试验,涉及60名患者接受PVI的AF,分为三个组 (每组n=20):没有LET监测,SSP监测和MSP监测.
- 在没有监测的组中,除功率是固定的,在SSP和MSP组中基于LET进行定位,截止温度为37.5°C.
- 在术后进行了食道胃管腺镜检查,以评估ETI.
主要成果:
- 在多传感器探测器 (MSP) 组中没有发生食道热损伤 (ETI).
- 在5名没有监测的患者和6名单传感器探针 (SSP) 监测的患者中发生了ETI (p=0.006).
- 在MSP监测下记录了更高的食道温度 (37.9°C与SSP的38.45°C相比),而不会影响手术或切除时间.
结论:
- 使用多传感器探针 (MSP) 监测光道食道温度 (LET) 可以显著降低肺静脉隔离 (PVI) 期间ETI发生率.
- 先进的LET监测,特别是MSP,提高了AF切除期间的患者安全.
- 这一策略提高了安全性,而不会损害程序效率.
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