Clinical trials: LBBB
Cardiomyopathy, Heart Failure
Adaptive CRT Effect on Electrical Dyssynchrony
The purpose of this study is to better understand how adaptive cardiac resynchronization therapy (aCRT) might benefit patients. aCRT works by sometimes giving stimulation to only the left side of the heart, rather than to both…
- Conditions
- Cardiomyopathy, Heart Failure, Left Bundle Branch Block
- Trial name
- aCRT-ELSYNC (NCT02543281)
- Testing
- Adaptive cardiac resynchronization therapy, Conventional Cardiac Resynchronization Therapy
- Where
- United States
- Volunteers
- 32 people
- Sponsor
- Larisa Tereshchenko
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, 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
Left Bundle-Branch Block, Right Bundle-Branch Block
Non-invasive Mapping Using Ultra-high Frequency Electrocardiography
Cardiac electrical mapping is an important tool that allows doctors to study the electrical activity of the heart in detail. Electrical mapping systems used in clinical practice are time consuming, invasive and very costly.
- Conditions
- Left Bundle-Branch Block, Right Bundle-Branch Block, Non-Specific Intraventricular Conduction Defect
- Trial name
- NCT04537455
- Testing
- Ultra-high frequency electrocardiography
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Heart Failure, Cardiac Resynchronization Therapy
Left Ventricular Septal Pacing: Potential Application for Cardiac Resynchronization Therapy
In cardiac resynchronization therapy (CRT), biventricular pacing is performed by pacing the right ventricle (RV) and epicardium of the left ventricular (LV) postero-lateral wall.
- Conditions
- Heart Failure, Cardiac Resynchronization Therapy, Left Bundle-Branch Block
- Trial name
- NCT03415945
- Testing
- Cardiac resynchronization therapy (CRT)
- Where
- Netherlands
- Volunteers
- 30 people
- Sponsor
- Maastricht University Medical Center
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
Sinus Node Dysfunction, Heart Block AV
The Fluoroless-CSP Trial Using Electroanatomic Mapping
The goal of this study is to assess the feasibility, accuracy and safety of performing fluoroless (or low fluoro) conduction system pacing utilizing electro-anatomic mapping (EAM) with the CARTO 3 mapping system (Biosense Webster…
- Conditions
- Sinus Node Dysfunction, Heart Block AV, LBBB, Heart Failure, Systolic
- Trial name
- NCT03903107
- Testing
- Conventional fluoroscopy guided Conduction System Pacing(CSP), Electroanatomic Mapping (Fluoroless) guided Conduction System Pacing(CSP)
- Where
- United States
- Volunteers
- 2 people
- Sponsor
- Rush University Medical Center
Heart Failure, Left Bundle Branch Block
High Septal Pacing for Cardiac Resynchronization Therapy
The purpose of this acute study is to perform a preliminary investigation of high septal right ventricular pacing in the vicinity of the His bundle region as an alternate or adjunctive means for cardiac resynchronization in…
- Conditions
- Heart Failure, Left Bundle Branch Block, Heart Disease
- Trial name
- HISTORY (NCT01325480)
- Testing
- Cardiac Pacing
- Where
- Hong Kong
- Volunteers
- 15 people
- Sponsor
- Boston Scientific Corporation
Heart Failure, Systolic, Left Bundle-Branch Block
Optimizing CRT With ECGI
CRT is delivered from two electrodes on opposite sides of the heart [right (RV) and left ventricle (LV)] delivering stimulation for more efficient heart beats.
- Trial name
- optCRT (NCT03492788)
- Testing
- ECGI-optimized VV-offset, Zero VV-offset
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- Washington University School of Medicine
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.
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
CRT Non-Response, LBBB
Left Ventricular Myocardial Work for Predicting Response to CRT
This study aims to establish the normal reference values for left ventricular myocardial work in healthy Chinese adults and the influencing factors.
- Conditions
- CRT Non-Response, LBBB, HF - Heart Failure, Healthy Adult
- Trial name
- CARE-MW (NCT07319065)
- Testing
- Ultrasound machine
- Where
- 82 sites in China
- Volunteers
- 3,240 people, healthy volunteers welcome
- Sponsor
- First Hospital of China Medical University
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
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
Heart Failure, Left Bundle-Branch Block
Optimised MultiSite Pacing Vector Study
The objective of this clinical investigation is to evaluate the clinical benefits of an MultiSite pacing (MSP) with patient specific left ventricular vector optimization in patients receiving cardiac resynchronization therapy…
- Conditions
- Heart Failure, Left Bundle-Branch Block, Systolic Dysfunction
- Trial name
- NCT03938090
- Testing
- Optimised MultiSite Pacing, Standard biventricular pacing
- Where
- United Kingdom
- Sponsor
- Barts & The London NHS Trust
Congestive Heart Failure, Left Bundle Branch Block
MIRACLE EF Clinical Study
This study is looking at whether the electrical treatment provided by a special type of pacemaker called a Cardiac Resynchronization Therapy (CRT) pacemaker may keep a patient's heart failure from getting worse.
- Conditions
- Congestive Heart Failure, Left Bundle Branch Block, Systolic Heart Failure
- Trial name
- MIRACLE EF (NCT01735916)
- Testing
- CRT-P Implant, CRT-P OFF
- Where
- 73 sites in United States, India and 3 more
- Volunteers
- 44 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Arrhythmias, Cardiac, Atrioventricular Block
ConTempoRary Cardiac Stimulation in Clinical practicE: lEft, BivEntriculAr, Right, and conDuction System Pacing
The goal of this observational study is to evaluate the clinical characteristics of patients undergoing permanent cardiac pacing and to compare procedural efficacy and safety of different implantation approaches in the clinical…
- Conditions
- Arrhythmias, Cardiac, Atrioventricular Block, Reduced Systolic Function, Atrial Fibrillation
- Trial name
- TREEBEARD (NCT06324682)
- Testing
- Cardiac pacing - Conventional RV pacing, Cardiac pacing - Conduction System Pacing, Cardiac pacing - Cardiac resynchronization therapy (pacing - CRTP - or defibrillation - CRTD)
- Where
- 31 sites in Italy
- Volunteers
- 8,400 people
- Sponsor
- University Hospital of Ferrara
Left Bundle-Branch Block, Pacemaker DDD
Left Bundle Branch Area Mapping for Conduction System Pacing
This study will utilize 3D mapping as a tool to explore electro-anatomical and electrocardiographic characteristics of the Left Bundle Branch Area.
- Trial name
- NCT05884359
- Testing
- 3D Electroanatomical Mapping (NavX)
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Steward St. Elizabeth's Medical Center of Boston, Inc.
Heart Failure, Left Bundle Branch Block
Clinical Efficacy and Safety of Left Bundle Branch Area Pacing Using Quantitative Guidance of Multimodal Data in the Treatment of Heart Failure
Heart failure is a common chronic cardiovascular disease that seriously impairs patients' quality of life and long-term prognosis.
- Conditions
- Heart Failure, Left Bundle Branch Block, Non-ischemic Cardiomyopathy
- Trial name
- NCT07814612
- Testing
- Apply multimodal data fusion for quantitative guidance of left bundle branch region pacing, Conventional Biventricular Pacing
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Second Affiliated Hospital of Nanchang University
Heart Failure
Assessment of Cardiac Resynchronization Therapy in Patients With Wide QRS and Non-specific Intraventricular Conduction Delay: a Randomized Trial
The aim of the NICD-CRT study is to assess whether CRT may be clinically beneficial in HF patients with NICD and reduced ejection fraction on 12-month HF status.
- Trial name
- NICD-CRT (NCT02454439)
- Testing
- CRT implantation
- Where
- France
- Volunteers
- 200 people
- Sponsor
- University Hospital, Clermont-Ferrand