NCT00821938
Completed
Phase 4
CRT in Patients With Narrow QRS, Echodesynchronisation and LV dp/Dt-Response With Pressure Wire
Medtronic Cardiac Rhythm and Heart Failure1 site in 1 country30 target enrollmentNovember 1, 2008
ConditionsHeart Failure
Overview
- Phase
- Phase 4
- Intervention
- Not specified
- Conditions
- Heart Failure
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
- Enrollment
- 30
- Locations
- 1
- Primary Endpoint
- Indexed left ventricular volume
- Status
- Completed
- Last Updated
- 10 months ago
Overview
Brief Summary
Goal is to examine the efficy of Cardiac Resynchronization Therapy in heart failure patients with narrow QRS complex and optimized medical treatment but echocardiographic desynchronization detection as well as the positve increase of the intraoperative pressureincreasespeed in reverse remodelling and a secondary improvement of functional parameters
Investigators
Eligibility Criteria
Inclusion Criteria
- •EF \< 35%
- •CHD or dilate cardiomyopathy
- •sinus rhythm
- •NYHA III (or IV but stable recompenstated)
- •QRS \< 120 ms 2-3 of the following:
- •LV-fillingtime \< 40% of the cyclelength
- •TDI septal-lateral (LV basal) \> 60ms
- •2D-Strain-Score \> 9 points
Exclusion Criteria
- •tricuspid or artificial valve
- •AV block II or III or PQ time \> 250ms
- •revasculisation or condition after cardiac surgery \< 3 months
- •myocardial infarction or bypass OP \< 3 months
- •hytertrphic obstructive cardiomyopathy, constrictive pericarditis
- •intravenous catecholamines because of HF
- •manifeste hyperthyreoses
- •kidney failure (creatine \>2,5 mg/dl)
- •no written informed consent
- •no compliance
Outcomes
Primary Outcomes
Indexed left ventricular volume
Time Frame: 12 months
Secondary Outcomes
- NYHA-class, 6 minute hallwalk, QOL, BNP-level, echo-criteria(12 months)
Study Sites (1)
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