Clinical trials: LBBB
Heart Failure
Implementation of a Protocol Utilizing Adaptive CRT in a Normal AV Conduction, CRT Non-Response Population at Generator Replacement
IMPROVE RESPONSE is a physician initiated research study. It is a prospective, non-randomized, multi-center, post-market, U.S. Cardiac Resynchronization Therapy (CRT) in heart failure (HF) observational study.
- Trial name
- NCT03305393
- Testing
- Adaptiv CRT
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- Stern Cardiovascular Foundation, Inc.
Long QT Syndrome, Sinus Bradycardia
A Study to Evaluate Accuracy and Validity of the Chang Gung ECG Abnormality Detection Software
"Chang Gung ECG Abnormality Detection Software" is a is an artificial intelligence medical signal analysis software that detect whether patients have abnormal ECG signals of 14 diseases by static 12-lead ECG.
- Conditions
- Long QT Syndrome, Sinus Bradycardia, Sinus Tachycardia, Premature Atrial Complexes
- Trial name
- NCT05903313
- Testing
- Chang Gung ECG Abnormality Detection Software
- Where
- Taiwan
- Volunteers
- 4,306 people
- Sponsor
- Chang Gung Memorial Hospital
Heart Failure (HF)
Systematic Withdrawal of Neurohumoral Blocker Therapy in Optimally Responding CRT Patients
The primary objective of this study is to demonstrate that in patients with recuperated/normalized left ventricular function, defined as an ejection fraction (EF) ≥ 50%, after implantation of cardiac resynchronization therapy…
- Trial name
- STOP-CRT (NCT02200822)
- Testing
- beta blockers, RAAS blockers
- Where
- Belgium
- Volunteers
- 80 people
- Sponsor
- Hasselt University
Transcatheter Aortic Valve Implantation, Permanent Pacemaker Implantation
A Multimodal Strategy to Screen for and Rule-Out Delayed High-Grade Conduction Disturbances After TAVR
Electrocardiogram (ECG)-based algorithms have been proposed to guide post-TAVI conduction management; however, their ability to predict clinically relevant delayed conduction disturbances remains limited.
- Conditions
- Transcatheter Aortic Valve Implantation, Permanent Pacemaker Implantation, Right Bundle-Branch Block, Left Bundle-Branch Block
- Trial name
- LATETAVI (NCT07414485)
- Testing
- retrospective health data collection
- Where
- France
- Volunteers
- 209 people, healthy volunteers welcome
- Sponsor
- University Hospital, Montpellier
Heart Failure, Systolic, Left Bundle Branch Block
Optimal Coronary Sinus Lead Implantation Using Intracardiac Impedography and Magnetic Resonance Imaging
Despite the dramatic effect of cardiac resynchronization therapy (CRT) on survival and morbidity in people with congestive heart failure, 50-70% of eligible patients do not respond to this intervention.
- Trial name
- NCT01129635
- Testing
- Cardiac Resynchronization Therapy (CRT) implantation
- Where
- United States
- Volunteers
- 38 people
- Sponsor
- Emory University
Heart Failure, Reduced Left Ventricular Ejection Fraction
EP-Catheter Guided CS-Lead Implantation
In patients undergoing CRT device implantation a lead positioning in the coronary sinus is required. Even this part of the surgical procedure is challenging.
- Conditions
- Heart Failure, Reduced Left Ventricular Ejection Fraction, Left Bundle Branch Block
- Trial name
- NCT01922544
- Where
- Germany
- Volunteers
- 120 people
- Sponsor
- University of Cologne
Left Bundle-Branch Block, Aortic Valve Stenosis
Clinical Monitoring Strategy Versus Electrophysiology-guided Algorithmic Approach With a New LBBB After TAVI
The primary hypothesis of the proposed study is that an electrophysiology-based algorithmic approach is superior to standard clinical follow-up with 30-day monitoring in reducing the combined endpoint of syncope, hospitalization…
- Trial name
- COME-TAVI (NCT03303612)
- Testing
- Pacemaker implant, Transcutaneous cardiac monitor
- Where
- 10 sites in Canada, France
- Volunteers
- 250 people
- Sponsor
- Montreal Heart Institute
Mechanical Dyssynchrony, Heart Failure
Evaluating Effects of a Left Bundle Branch Block
A left bundle branch block (LBBB) is related to abnormal cardiac conduction and mechanical asynchrony and is associated with hypertension and coronary artery disease.
- Conditions
- Mechanical Dyssynchrony, Heart Failure, Bundle-Branch Block
- Trial name
- NCT00269659
- Where
- Netherlands
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Amsterdam UMC, location VUmc
Heart Failure, Left Bundle-Branch Block
LV Only MPP With SyncAV
The objective of this clinical investigation is to evaluate the clinical benefits of left ventricle (LV) only pacing combined with automatic adjustment of AV timing (SyncAV) in patients receiving cardiac resynchronization therapy…
- Trial name
- NCT03567096
- Testing
- BiV pacing with MPP and SyncAV, LV only pacing with MPP and SyncAV
- Where
- 6 sites in Canada, France and 2 more
- Volunteers
- 101 people
- Sponsor
- Abbott Medical Devices
Heart Failure, Left Bundle-Branch Block
Left Bundle Branch Pacing on Outcomes and Ventricular Remodeling in Biventricular CRT Nonresponders
Heart failure (HF) is the most common nosology encountered in clinical practice. Its incidence and prevalence increase exponentially with increasing age and it is associated with the increased mortality, more frequent…
- Conditions
- Heart Failure, Left Bundle-Branch Block, Ischemic Cardiomyopathy, Non-ischemic Dilated Cardiomyopathy
- Trial name
- RESCUE (NCT05760924)
- Testing
- Cardiac Resynchronization Therapy Devices with Defibrillator Function (CRT-D) or CRT-D Leads Replacement, CRT-D or CRT-D Leads Replacement with New Lead Implantation to Left Bundle Branch and Inactivation of Conventional Right and Left Ventricular Pacing, CRT-D or CRT-D Leads Replacement with New Lead Implantation to Left Bundle Branch and Inactivation of Conventional Right Ventricular Pacing
- Where
- Russia
- Volunteers
- 30 people
- Sponsor
- Tomsk National Research Medical Center of the Russian Academy of Sciences
Heart Failure, Left Bundle-Branch Block
Mid-Q Response Study
The Mid-Q Response study is a prospective, multi-center, randomized controlled, interventional, single-blinded, post-market study.
- Conditions
- Heart Failure, Left Bundle-Branch Block, Heart Failure With Reduced Ejection Fraction (HFrEF), Heart Failure NYHA Class II
- Trial name
- NCT04180696
- Testing
- aCRT ON, aCRT OFF
- Where
- 61 sites in Brunei, China and 8 more
- Volunteers
- 177 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Heart Failure, Left Bundle-Branch Block
Tailor-CRT: Better Application of Cardiac Resynchronization Therapy
Approximately one third of patients treated with cardiac resynchronization therapy (CRT) do not derive any clinical benefit. CRT response can be improved by tailoring LV lead placement and programming of atrio-ventricular (AV)…
- Trial name
- NCT02326493
- Testing
- Cardiac Resynchronization Therapy
- Where
- Netherlands
- Volunteers
- 28 people
- Sponsor
- Maastricht University Medical Center
Aortic Valve Disease
Left Bundle Branch Block (LBBB) After IntuityTM
This study aimed to evaluate incidence, prognosis and predictive factors of new-onset of persistent left bundle branch block (LBBB) after rapid-deployment aortic valve replacement (RD-AVR) with the IntuityTM bioprosthesis.
- Trial name
- NCT04897659
- Where
- France
- Volunteers
- 274 people
- Sponsor
- Assistance Publique Hopitaux De Marseille
Dilated Cardiomyopathy with Conduction Defect, Left Bundle-Branch Block
Conduction System Pacing Versus Biventricular Pacing for Cardiac ResYNChronization
Cardiac resynchronization therapy (CRT) with biventricular pacing (BiV) is the cornerstone treatment for heart failure patients with ventricular dyssynchrony.
- Conditions
- Dilated Cardiomyopathy with Conduction Defect, Left Bundle-Branch Block, Heart Failure, Resynchronization Therapy
- Trial name
- CSP-SYNC (NCT05155865)
- Testing
- Resynchronization with conduction system pacing, Cardiac resynchronization therapy with biventricular stimulation
- Where
- Slovenia
- Volunteers
- 62 people
- Sponsor
- University Medical Centre Ljubljana
Transcatheter Aortic Valve Replacemen, Left Bundle Branch Block
EArly Effect of Glucocorticoid on Incidence of Persistent Left BundlE Branch Block (LBBB) Post-TAVR (EAGLE-TAVR Trial)
Transcatheter aortic valve replacement (TAVR) has become an established alternative for the treatment of severe symptomatic aortic stenosis irrespective of surgical risk.
- Trial name
- EAGLE-TAVR (NCT06762145)
- Testing
- Methylprednisolone (Corticosteroid)
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Xiao-dong Zhuang
Congestive Heart Failure, Left Bundle Branch Block
MADIT ASIA Cardiac Resynchronization Trial
The purpose of this trial or study is to determine if pacemaker therapy can be a beneficial alternative to conventional medical therapy in patients with a history of moderate heart failure.
- Conditions
- Congestive Heart Failure, Left Bundle Branch Block, Heart Failure, Systolic
- Trial name
- MADIT-ASIA (NCT01872234)
- Testing
- Two-lead CRT-P
- Where
- 21 sites in China, India and 6 more
- Volunteers
- 1 people
- Sponsor
- Boston Scientific Corporation
Cardiac Resynchronization Therapy, Chronic Heart Failure
Cardiac Resynchronization Therapy Delivery Guided Non-Invasive Electrical and Venous Anatomy Assessment
The objective of this prospective, multicenter controlled study is to assess the feasibility of a patient-tailored implantation by creating a cloud-based pre-procedural multimodality CRT-roadmap by integration of 3D images from…
- Conditions
- Cardiac Resynchronization Therapy, Chronic Heart Failure, Left Bundle-Branch Block
- Trial name
- CRT-DRIVE (NCT05327062)
- Testing
- CRT implantation guided by XSpline, a non-invasive electrical and venous anatomy assessment
- Where
- 13 sites in United States, Austria and 5 more
- Volunteers
- 150 people
- Sponsor
- XSpline S.p.A.
Left Bundle-Branch Block, Heart Failure
Absolute Coronary Flow in Patients With Heart Failure With Reduced Ejection Fraction and Left Bundle Branch Block With Cardiac Resynchronization Therapy
Cardiac resynchronization therapy (CRT) is an effective therapeutic strategy in patients with symptomatic heart failure (HF) patients with LVEF of ≤35% and left bundle branch block (LBBB).
- Conditions
- Left Bundle-Branch Block, Heart Failure, Cardiac Resynchronization Therapy, Dilated Cardiomyopathy
- Trial name
- FLOW-LBBB (NCT05564689)
- Testing
- Intracoronary flow and pressure
- Where
- Denmark
- Volunteers
- 60 people
- Sponsor
- Ashkan Eftekhari
Heart Failure With Reduced Ejection Fraction, Left Bundle Branch Area Pacing
Left Bundle Branch Area Pacing in Patients With Heart Failure
The relevance of Left Bundle Branch Pacing (LBBP) lies in its potential as a promising treatment option for patients with heart failure and left bundle branch block.
- Conditions
- Heart Failure With Reduced Ejection Fraction, Left Bundle Branch Area Pacing, Heart Failure, Cardiac Resynchronization Therapy
- Trial name
- LBBAPHF (NCT06488989)
- Testing
- left bundle branch area pacing
- Where
- Kazakhstan
- Volunteers
- 50 people
- Sponsor
- National Research Center for Cardiac Surgery, Kazakhstan
Heart Failure, Systolic Bundle Branch Block, Left
Advancing Clinical Heart Failure Outcomes Leveraging Defibrillation Lead Implant System for Left Bundle Branch Area Pacing
This 2x2 randomized crossover feasibility study will evaluate the therapeutic value of adding pacing from the left ventricular lead to Left Bundle Branch Area Pacing (LBBAP) using a cardiac resynchronization therapy defibrillator…
- Trial name
- ACHIEVED LBBAP (NCT07526896)
- Testing
- LBBAP Therapy, LOT-CRT, ICD
- Where
- United States
- Volunteers
- 110 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure