Clinical trials: Cardiac Resynchronization Therapy
Cardiomyopathies, Congestive Heart Failure
Survey of QRS Frequency at Various Left Ventricular Pacing Sites for Cardiac Resynchronization
LV pacing at various sites with recording of ECG and subsequent signal analysis at different sites.
- Trial name
- NCT03253809
- Testing
- Biotronik Vision Guidewire
- Where
- United States
- Volunteers
- 14 people
- Sponsor
- The Cleveland Clinic
Atrioventricular Block, Heart Diseases
Biventricular Versus Right Ventricular Pacing in Heart Failure Patients With Atrioventricular Block (BLOCK HF)
Heart failure is a progressive disease that decreases the pumping action of the heart. This may cause a backup of fluid in the heart and may result in heart beat changes.
- Trial name
- BLOCK HF (NCT00267098)
- Testing
- Cardiac Resynchronization Therapy (CRT)
- Where
- 54 sites in United States, Canada
- Volunteers
- 918 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Tachycardia, Ventricular, Heart Failure, Congestive
OMNI Study--Assessing Therapies in Medtronic Pacemaker, Defibrillator, and Cardiac Resynchronization Therapy Devices.
The purpose of the OMNI study is to characterize therapy and diagnostic utilization in study participants implanted with study devices and to describe Implantable Cardioverter Defibrillator(ICD)therapy utilization for life…
- Conditions
- Tachycardia, Ventricular, Heart Failure, Congestive, Ventricular Fibrillation, Ventricular Dysfunction
- Trial name
- OMNI (NCT00277524)
- Where
- 113 sites in United States
- Volunteers
- 3,032 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Systolic Heart Failure, Cardiac Resynchronization Therapy
ECG for Programming in CRT
Patients with heart failure and left bundle branch block benefit from Cardiac Resynchronization Therapy (CRT) that delivers pacing from right ventricle (RV) and left ventricle (LV) synchronously, resulting in electrical…
- Conditions
- Systolic Heart Failure, Cardiac Resynchronization Therapy, Electrocardiography
- Trial name
- EPIC (NCT03936608)
- Testing
- Programming individualized RV-LV pacing offset to optimize ECG, Nominally programming CRT device without RV-LV offset
- Where
- United States
- Volunteers
- 4 people
- Sponsor
- Washington University School of Medicine
Heart Disease, Cardiovascular Disease
Remote Device Interrogation In The Emergency Department
A prospective, post market, non-randomized study to evaluate the reduction in time to interrogation for patients with St. Jude Medical remote care compatible devices interrogated by the unpaired Merlin@home transmitter in the…
- Conditions
- Heart Disease, Cardiovascular Disease, Heart Failure, Arrhythmias, Cardiac
- Trial name
- REMEDY (NCT01871090)
- Testing
- Unpaired remote monitoring transmitter
- Where
- United States
- Volunteers
- 99 people
- Sponsor
- Abbott Medical Devices
Tachycardia, Ventricular Fibrillation
Safety and Performance Study of the RELIANCE 4-Front Passive Fixation Lead
The objective of this study is to gather data to establish the chronic safety, performance and effectiveness of the RELIANCE 4-FRONT™ Passive Fixation Defibrillation Leads.
- Conditions
- Tachycardia, Ventricular Fibrillation, Ventricular Flutter
- Trial name
- NCT01856491
- Testing
- RELIANCE 4-FRONT™ Passive Fixation lead implantation
- Where
- 11 sites in Germany, Israel and 1 more
- Volunteers
- 167 people
- Sponsor
- Boston Scientific Corporation
Cardiovascular Disease
Medtronic Shock-Less Study on Physician Utilization of Shock Reduction Programming
The purpose of this clinical trial is to determine whether periodic therapy programming reports illustrating physician usage of shock reduction programming can increase utilization of recommended programming guidelines for…
- Trial name
- NCT00856349
- Testing
- Therapy Programming Report (TPR)
- Where
- 104 sites in United States, Argentina and 10 more
- Volunteers
- 4,384 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Postoperative Cardiac Complication, Heart Failure
More Options Available With a Quadripolar LV Lead pRovidE In-clinic Solutions to CRT Challenges
This investigation is designed with the hypothesis that using a quadripolar left ventricular lead results in less interventions when dealing with high pacing thresholds and Phrenic Nerve Stimulation (PNS), both at implant and…
- Conditions
- Postoperative Cardiac Complication, Heart Failure, Left Ventricular Cardiac Dysfunction, Inappropriate Phrenic Nerve Stimulation
- Trial name
- MORE-CRT (NCT01510652)
- Testing
- BiP Group, Quad Group
- Where
- 64 sites in Belgium, Canada and 11 more
- Volunteers
- 1,078 people
- Sponsor
- Abbott Medical Devices
Congenital Heart Defects
Assessing the Hemodynamic Benefits of Cardiac Resynchronization Therapy in Children Following Open-Heart Surgery
Malformations of the heart (congenital heart disease) are the most common congenital birth defects, occurring in about 1% of children.
- Trial name
- NCT00397514
- Testing
- Congenital Heart Surgery Patients
- Where
- Canada
- Volunteers
- 34 people
- Sponsor
- University of British Columbia
Tachyarrhythmias, Sudden Cardiac Death
SJ4 Post Approval Study in Implantable Cardioverter-Defibrillator and Cardiac Resynchronization Therapy Defibrillator Patients
The purpose of this study is to characterize the chronic performance of the St. Jude Medical SJ4 connector and RV high voltage SJ4 leads.
- Conditions
- Tachyarrhythmias, Sudden Cardiac Death, Heart Failure
- Trial name
- NCT00940888
- Testing
- SJ4 connector and RV high voltage SJ4 lead
- Where
- United States
- Volunteers
- 1,701 people
- Sponsor
- Abbott Medical Devices
Heart Failure, Ventricular Dyssynchrony
Echocardiography Guided Cardiac Resynchronization Therapy (EchoCRT)
The EchoCRT trial evaluates the effects of Cardiac Resynchronization Therapy (CRT) on mortality and morbidity of subjects with heart failure due to left ventricular systolic dysfunction, already receiving optimized HF medication…
- Trial name
- EchoCRT (NCT00683696)
- Testing
- Implantable Cardioverter Defibrillator with Cardiac Resynchronization Therapy (BIOTRONIK Lumax HF-T CRT-D)
- Where
- 122 sites in United States, Australia and 15 more
- Volunteers
- 1,680 people
- Sponsor
- Biotronik, Inc.
Heart Failure
QuickFlex Micro Left Ventricular Lead Post Approval Study
The purpose of this multicenter post-approval study is to evaluate the acute and chronic performance of the QuickFlex® μ 1258T left ventricular (LV) lead.
- Trial name
- NCT01179477
- Testing
- Implantation of a QuickFlex® μ Model 1258T LV Lead
- Where
- 77 sites in United States
- Volunteers
- 1,930 people
- Sponsor
- Abbott Medical Devices
Heart Failure
A Pilot Study of Interventricular Septal Puncture for Cardiac Resynchronization Therapy to Treat Heart Failure
Cardiac resynchronization therapy (CRT) is known to result in significant improvement in the symptoms of selected patients with heart failure, and to reduce hospital admission and death rates in these patients.
- Trial name
- LV-CONSEPT (NCT01818765)
- Testing
- Trans-ventricular-septal placement of LV pacing lead, Pre-procedure speckle-tracking echocardiography, Acute response assessment
- Where
- United Kingdom
- Volunteers
- 20 people
- Sponsor
- Oxford University Hospitals NHS Trust
Tachycardia, Congestive Heart Failure
MADIT-CRT: Multicenter Automatic Defibrillator Implantation With Cardiac Resynchronization Therapy
The MADIT-CRT trial is designed to determine if combined implantable cardiac defibrillator (ICD)-cardiac resynchronization therapy (CRT-D) will reduce the risk of mortality and heart failure (HF) events by approximately 25%, in…
- Trial name
- MADIT-CRT (NCT00180271)
- Testing
- Cardiac resynchronization therapy with defibrillation, Implantable Cardioverter Defibrillator (ICD)
- Where
- United States
- Volunteers
- 1,820 people
- Sponsor
- Boston Scientific Corporation
Heart Failure, Tachycardia, Ventricular
Optisure Lead Post Approval Study
The purpose of this post approval study is to characterize the chronic performance of the SJM Optisure family of HV leads in patients.
- Trial name
- NCT02235545
- Testing
- St. Jude Medical Optisure Lead
- Where
- 60 sites in United States, Belgium and 5 more
- Volunteers
- 1,735 people
- Sponsor
- Abbott Medical Devices
Heart Failure，Congestive, Cardiomyopathies
HIS-Purkinje Conduction System Pacing Optimized Trial of Cardiac Resynchronization Therapy
This is a randomized, prospective, single-blinded trial to determine the overall rate of successful His-Purkinje conduction system pacing Optimized Trial of Cardiac Resynchronization Therapy (HOT-CRT) versus biventricular pacing…
- Conditions
- Heart Failure，Congestive, Cardiomyopathies, Left Ventricular Dysfunction
- Trial name
- HOT-CRT (NCT04561778)
- Testing
- HOT-CRT, Biventricular Pacing
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Pugazhendhi Vijayaraman
Congestive Heart Failure
COSMO Post Approval Registry: Corox OTW Steroid LV Lead Monitoring
The objective of this post approval registry is to confirm the long-term safety and effectiveness of the Corox Over-the-wire (OTW) Steroid Left Ventricular (LV) lead as used in conjunction with a BIOTRONK cardiac…
- Trial name
- NCT00396136
- Testing
- Corox OTW Steroid Left Ventricular Lead
- Where
- United States
- Volunteers
- 221 people
- Sponsor
- Biotronik, Inc.
Heart Failure
ALternate Site Cardiac ReSYNChronization (ALSYNC) Study
The ALternate site cardiac reSYNChronization (ALSYNC) study, a non-comparative, prospective, non-randomized, multi-national clinical investigation.
- Trial name
- ALSYNC (NCT01277783)
- Testing
- Endocardial Left Ventricular pacing
- Where
- 18 sites in Belgium, Canada and 5 more
- Volunteers
- 138 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Heart Failure
Model 4396 Left Ventricular (LV) Lead Study
This study is designed to show that a new lead, which paces the left bottom chamber (left ventricle) of the heart, is safe and effective.
- Trial name
- 4396 (NCT00853593)
- Testing
- Pacing Lead
- Where
- 31 sites in United States, Australia and 6 more
- Volunteers
- 197 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Heart Failure, ICD
Comparing Rate Response With CLS Versus Accelerometer ICD Settings in Heart Failure Patients With BIOTRONIK CRT-Ds
Dr. Jonathan Hsu and Dr. Eric Adler are conducting a research study to find out more about how implantable cardiac defibrillator (ICD) settings can be adjusted to improve patient cardiovascular health and quality of life.
- Conditions
- Heart Failure, ICD, Chronotropic Incompetence
- Trial name
- CLASS (NCT02693262)
- Testing
- CLS Mode on Biotronik CRT-D, Accelerometer Mode on Biotronik CRT-D
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego