Status:
COMPLETED
CRM and Fusion Beats: Effects of Progressive Fusion on Intra-left Ventricular Mechanical Function
Lead Sponsor:
Essentia Health
Conditions:
Cardiomyopathy
Eligibility:
All Genders
18+ years
Brief Summary
This study is looking at cardiac rhythm management (CRM) and fusion beats in patients who have a pacemaker or implantable cardioverter-defibrillator (ICD), to determine if there is a correlation betwe...
Eligibility Criteria
Inclusion
- Dual chamber pacemaker or ICD device
- Left Ventrical Ejection Fraction (LVEF) 40% or less
- Sinus Rhythm with intact atrioventricular conduction with a PR interval greater than 200 msec QRS less than 120 msec
- Pacing right ventricle lead in the right ventricular apex (RVA), system implanted within 6 weeks or chronically implanted system with histograms showing 20% or less right ventricle pacing
Exclusion
- LVEF greater than 40%,
- Any rhythm other than sinus rhythm
- Second degree or higher atrioventricular block
- Native Heart Rate less than 40 beats per minute or greater than 90 beats per minute
- Left ventricle or Chronic Sinus lead in non-RVA location
- Chronically implanted system with greater than 20% right ventricle pacing
Key Trial Info
Start Date :
January 1 2008
Trial Type :
OBSERVATIONAL
Allocation :
ACTUAL
End Date :
September 1 2010
Estimated Enrollment :
25 Patients enrolled
Trial Details
Trial ID
NCT00610896
Start Date
January 1 2008
End Date
September 1 2010
Last Update
September 2 2011
Active Locations (1)
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1
Essentia Health
Duluth, Minnesota, United States, 55805