NCT01618981已完成不适用
LEft Atrial Pacing in Diastolic Heart Failure
适应症
干预措施
试验速览
- 阶段
- 不适用
- 状态
- 已完成
- 试验地点
- 2
研究概览
简要总结
The purpose of this study is to assess left atrial pacing therapy in patients with atrial dyssynchrony syndrome and heart failure with preserved ejection fraction.
研究设计
- 研究类型
- Interventional
入排标准
- 年龄范围
- 65 Years 至 —（Older Adult）
- 性别
- All
- 接受健康志愿者
- 否
入选标准
- •Sinus rhythm, PR < 220ms, QRS < 110ms
- •Heart failure (NYHA class III-IV or II with hospitalization for heart failure)
- •Ejection Fraction > 50%, restrictive mitral inflow, Lateral E/e' > 12 or septal E/e' > 15, Left atrial index volume > 34 ml/m²
- •Atrial dyssynchrony syndrome: (TTE) inter-atrial time delay ≥ 70ms (difference between tricuspid and mitral P-A intervals or between mitral and tricupsid P-A' intervals with DTI)
- •Left atrio-ventricular asynchrony: Time Difference between tricupsid and mitral A wave duration ≥ 35ms.
排除标准
- 未提供
研究组 & 干预措施
first active
Experimental
干预措施: pace make active/inactive cross over (Procedure)
first inactive
Experimental
干预措施: pace make active/inactive cross over (Procedure)
研究者
研究点 (2)
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