同时非接触地图左心脏在患有心脏动症患者的左心脏
1University Leipzig-Heart Center, Department of Cardiology, Leipzig, Germany. hindg@medizin.uni-leipzig.de
Circulation
|July 18, 2001
概括
非接触式映射精确地识别出导致心律失常的肺静脉和其他引起心房动的焦点. 这项技术有助于指导射频导管切除,并为患者制定个性化治疗策略.
科学领域:
- 心脏病学 心脏病学
- 电子生理学 电子生理学
- 医疗技术 医疗技术 医学技术
背景情况:
- 导管切除是一种治疗心房动的治疗方法.
- 识别心律失常的焦点在传统的测绘中可能具有挑战性,特别是在复杂的情况下.
- 非接触式映射为改进识别提供了一个潜在的解决方案.
研究的目的:
- 调查同时非接触测绘用于识别心房患者心律失常焦点的实用性.
- 评估非接触式绘图在指导射频导管切除中的有效性.
主要方法:
- 在17名心房发症患者的左心室中使用了导管安装的非接触式多电极阵列.
- 从单个节拍同时重建了3300个电图,以生成等电位图.
- 使用这些地图识别了28个宫外焦点 (25个肺静脉,3个肺外静脉).
主要成果:
- 非接触测绘成功确定了肺静脉和肺外静脉焦点.
- 通过非接触测绘指导的射频导管切除在12名患者中进行了尝试.
- 在12名患者中有9名 (75%) 获得了成功的心房移除.
结论:
- 无接触测绘可以快速准确地识别心律失常性肺静脉和肺外静脉焦点.
- 这项技术作为一种诊断工具,用于制定个性化治疗策略.
- 它可以有效地指导心房动的射频导管切除.
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