Clinical trials: Cardiac Resynchronization Therapy
Heart Failure - NYHA II - IV, Left Bundle Branch Area Pacing
REstoration of SYNChronous Cardiac Function Due to Physiologic cArdiac Pacing Modalities With Clinical Endpoints
The goal of this observational study is to evaluate the long-term clinical outcomes of physiologic cardiac resynchronization therapy (CRT) using conduction system pacing strategies compared with conventional biventricular CRT in…
- Conditions
- Heart Failure - NYHA II - IV, Left Bundle Branch Area Pacing, Left Bundle Branch Block, Intraventricular Conduction Delay
- Trial name
- RESYNC-PACE (NCT07684547)
- Testing
- Physiologic cardiac resynchronization using conduction system pacing and selective LV lead optimization.
- Where
- Hungary
- Volunteers
- 50 people
- Sponsor
- University of Pecs
Pacemaker DDD, His Bundle Pacing
Pacing to Maintain Physiologic Ventricular Activation
Right ventricular pacing causes ventricular dyssynchrony and may be associated with impaired outcome. In the last decade, several approaches for more physiological pacing became available and were implemented in the latest…
- Conditions
- Pacemaker DDD, His Bundle Pacing, LBB Area Pacing, Pacing-Induced Cardiomyopathy
- Trial name
- Pace-Conduct (NCT04416958)
- Testing
- cardiac implantable electronic device (CIED) implantation
- Where
- Germany
- Volunteers
- 200 people
- Sponsor
- Klinikum-Fuerth
Cardiac Resynchronization Therapy, Non-LBBB, QRS Area
MARC-2: MARKERS AND RESPONSE TO CRT in Non-LBBB
The purpose of the MARC-2 study is to investigate the relation of the QRS area, determined by vectorcardiography, and response to Cardiac Resynchronization Therapy (CRT) in patients with a wide QRS complex and without a typical…
- Trial name
- MARC-2 (NCT04120909)
- Testing
- Cardiac resynchronization therapy
- Where
- Netherlands
- Volunteers
- 800 people
- Sponsor
- Maastricht University Medical Center
Heart Failure
Cutaneous Heart Sounds Data Collection During Cardiac Resynchronization Therapy (CRT) Optimization Study
The Cutaneous Heart Sounds Data Collection During CRT Optimization study is an acute, prospective, non-randomized multi-center feasibility clinical trial.
- Trial name
- NCT01609985
- Where
- 5 sites in United States
- Volunteers
- 52 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Heart Failure, Cardiac Resynchronization Therapy
Echocardiography in Cardiac Resynchronization Therapy (Echo-CRT)
The present observational prospective study aims at identifying echocardiographic parameters (based on the Left Bundle Branch Block (LBBB)-like contraction of the left ventricle (LV) ascertained using new methods of…
- Trial name
- Echo-CRT (NCT02986633)
- Testing
- Echocardiography
- Where
- France
- Volunteers
- 1,000 people
- Sponsor
- Lille Catholic University
Heart Failure
Detection of Phrenic Nerve Stimulation Using Sensors' Signals
The purpose of this study is to collect sensor data from patients with implanted cardiac resynchronization devices who exhibit phrenic nerve stimulation.
- Trial name
- DETECT PS (NCT01233323)
- Where
- Germany
- Volunteers
- 60 people
- Sponsor
- Boston Scientific Corporation
Heart Failure
Choosing the Right Pacing Mode in Heart Failure - The CHOICE Trial
The aim of the study is to see if biventricular pacemakers offer any advantage over conventional pacemakers in patients with heart failure who require pacemakers.
- Trial name
- CHOICE (NCT00875732)
- Testing
- Bi Ventricular Pacing, Right Ventricular Pacing
- Where
- United Kingdom
- Volunteers
- 22 people
- Sponsor
- University of Dundee
Dilated Cardiomyopathy, Pediatric
Resynchronization Therapy in Young Patients With and Without CHD
Pacemakers can be attached to one or more than one of the heart chambers. After watching pacemakers work over time, doctors have found that the pacemakers that stimulate only one chamber of the heart sometimes lead to problems…
- Trial name
- NCT00208806
- Testing
- congestive heart failure patients
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Emory University
Congestive Heart Failure (CHF)
Clinical Evaluation of Cardiac Resynchronization Therapy (CRT) Using the Ovatio CRT Implantable Cardioverter-defibrillator (ICD) System
This study provides a continued access registry for cardiac resynchronization therapy with defibrillation (CRT-D), which helps to resynchronize (coordinate) the rhythm of the heart by helping the left ventricle contract (pump…
- Trial name
- NCT00528320
- Testing
- Ovatio CRT
- Sponsor
- ELA Medical, Inc.
Heart Failure
Selective Coronary Vein Sampling in Left Bundle Branch Block and CRT
Cardiac resynchronisation therapy (CRT) prolongs the life and improves the symptoms in patients with heart failure and electrical dyssynchrony.
- Trial name
- MicroCRT (NCT02396875)
- Testing
- Blood sampling and exercise protocol pre and post CRT implant, Peripheral blood sampling, Central blood sampling pre and post CRT implant
- Where
- United Kingdom
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Guy's and St Thomas' NHS Foundation Trust
Heart Failure, Left Bundle-Branch Block
Conduction System Pacing Versus Biventricular Resynchronization in Patients With Chronic Heart Failure
The purpose of this study is to evaluate the efficacy and safety of conduction system pacing versus biventricular pacing in patients with chronic heart failure with reduced ejection fraction and left bundle branch block.
- Conditions
- Heart Failure, Left Bundle-Branch Block, Cardiac Resynchronization, Conduction System Pacing
- Trial name
- PhysioSync-HF (NCT05572736)
- Testing
- Conduction system pacing, Biventricular pacing
- Where
- 14 sites in Brazil
- Volunteers
- 179 people
- Sponsor
- Hospital Moinhos de Vento
Heart Failure, Systolic
ECG Belt vs. Echocardiographic Optimization of CRT
Cardiac resynchronization therapy (CRT) has been a valuable intervention for patients with systolic heart failure for over 15 years.
- Trial name
- NCT03305692
- Testing
- Optimization of CRT Device
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- Alan J. Bank, MD
Bradycardia, Heart Failure
ECG Belt to Assess Electrical Synchronization
The objective of the study is to assess the utility of ECG Belt to understand the conduction and ECG characteristics of Left Bundle Branch Pacing (LBBAP) and His-Optimized Cardiac Resynchronization Therapy (HOT-CRT) and compare…
- Trial name
- NCT04583709
- Testing
- ECG Belt
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Pugazhendhi Vijayaraman
Magnetic Resonance Imaging
ENABLE MRI (Magnetic Resonance Imaging)
The objective of this study is to collect data to confirm the safety and effectiveness of the Image Ready™ MR (Magnetic Resonance) Conditional Defibrillation System when used in the 1.5T (Tesla) MRI environment under the labeled…
- Trial name
- ENABLE-MRI (NCT02652481)
- Testing
- ImageReady MR Conditional Defibrillation System
- Where
- 57 sites in United States, Belgium and 7 more
- Volunteers
- 500 people
- Sponsor
- Boston Scientific Corporation
Heart Failure
Deutsches Device Qualitätsregister
It is the aim of this register to document the development of therapies by implantation of Cardioverter/Defibrillators (ICDs) and/or Cardiac Resynchronization therapy (CRT)-Systems.
- Trial name
- NCT01173783
- Where
- 7 sites in Germany
- Volunteers
- 4,008 people
- Sponsor
- Stiftung Institut fuer Herzinfarktforschung
Diastolic Heart Failure
Cardiac Resynchronisation Therapy Versus Rate-responsive Pacing in Heart Failure With Preserved Ejection Fraction
Half of patients with heart failure have normal heart pumping function (Heart failure with Preserved Ejection Fraction, HFpEF), most commonly characterised by breathlessness on exercise.
- Trial name
- PREFECTUS (NCT03338374)
- Testing
- Biventricular pacemaker
- Where
- 2 sites in United Kingdom
- Volunteers
- 10 people
- Sponsor
- Cardiff and Vale University Health Board
Heart Failure, Cardiac Resynchronization Therapy
Efficacy, Safety and Cost of Remote Monitoring of Patients With Cardiac Resynchronization Therapy
The primary objective is to determine whether comprehensive remote follow-up in HF patients with CRT will reduce the combined endpoint of all-cause mortality or worsening heart failure hospitalizations, whichever comes first…
- Trial name
- ECOST-CRT (NCT03012490)
- Testing
- CRT-P or CRT-D standard remote monitoring, CRT-P or CRT-D full remote monitoring, Symptoms and signs remote monitoring
- Where
- France
- Volunteers
- 652 people
- Sponsor
- University Hospital, Lille
Heart Failure, Cardiac Resynchronization Therapy
LVSP Based CRT vs. RVAP Based CRT
To find out whether left ventricular septal pacing (LVSP)-based cardiac resynchronization therapy (CRT) is superior to right ventricular apical pacing (RVAP)-based CRT in patients with failed left bundle branch pacing at the…
- Conditions
- Heart Failure, Cardiac Resynchronization Therapy, Left Ventricular Septal Pacing, Right Ventricular Septal Pacing
- Trial name
- NCT05985408
- Testing
- left ventricular septal pacing, right ventricular apical pacing
- Where
- China
- Volunteers
- 40 people
- Sponsor
- Fu Wai Hospital, Beijing, China
Heart Failure
Heart Failure Study of Multi-site Pacing Effects on Ventriculoarterial Coupling
To perform a comparative study of multi-site left ventricular pacing and cardiac resynchronization therapy effects on ventriculoarterial coupling and energy efficiency of the failing heart
- Trial name
- HUMVEE (NCT03189368)
- Testing
- Activation of multi-site pacing capability on CRT devices
- Where
- Greece
- Volunteers
- 80 people
- Sponsor
- National and Kapodistrian University of Athens
Heart Failure
British Randomised Controlled Trial of Atrioventricular (AV) and Interventricular (VV) Optimisation (BRAVO)
Many patients who have cardiac resynchronisation therapy (a type of pacemaker) implanted for heart failure do not have the settings of their device optimised.
- Trial name
- BRAVO (NCT01258829)
- Testing
- Non-invasive haemodynamic optimisation, ECHO optimisation
- Where
- United Kingdom
- Volunteers
- 403 people
- Sponsor
- Imperial College London