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临床试验/NCT00187265
NCT00187265已完成不适用

Triple Resynchronization in Paced Heart Failure Patients

Abbott Medical Devices1 个研究点 分布在 1 个国家开始时间: 2003年4月1日最近更新:
适应症

试验速览

阶段
不适用
状态
已完成
试验地点
1
主要终点
Z-ratio

研究概览

简要总结

The purpose of this study is to evaluate the feasibility of permanent biventricular pacing using three ventricular leads, and its efficacy in terms of inter and intra-ventricular resynchronization, in patients with congestive heart failure and a non-functional atrium (chronic AF).

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Crossover
主要目的
Treatment
盲法
Single

入排标准

年龄范围
18 Years 至 —(Adult, Older Adult)
性别
All
接受健康志愿者
否

入选标准

  • •NYHA class III-IV congestive heart failure, in spite of optimal medical treatment for their congestive heart failure for 1 month.
  • •The medical treatment must include a 40 mg/day minimum dose of furosemide (or equivalent);
  • •Permanent atrial fibrillation (AF);
  • •Left ventricular ejection fraction (LVEF) ≤ 35%;
  • •Indication for a pacemaker implantation for a permanent and symptomatic bradycardia, or already implanted pacemaker under the condition that leads positioning corresponds to the criteria described in the protocol;
  • •Aortic pre-ejection delay at least equal to 140 ms.

排除标准

  • •Indication for a cardiac defibrillator;
  • •Having presented a myocardial infarct within the previous 3 months;
  • •Having undergone cardiac surgery or coronary revascularization procedure within the previous 3 months, or being scheduled for such procedures;
  • •Presenting chronic pulmonary insufficiency;
  • •Patients whose congestive heart failure requires the use of an intravenous inotropic support;
  • •Presenting a dysthyreosis;
  • •Having a life expectancy of less than one year, for other reasons than the congestive heart failure;
  • •Unable to be followed-up in the scope of the study for geographical reasons;
  • •Having refused to give their consent;
  • •Minors (age < 18 years) and pregnant women.

结局指标

主要结局

Z-ratio

次要结局

未报告次要终点

研究者

申办方类型
Industry

研究点 (1)

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