Clinical trials: Bundle Branch Block
Heart Block, Aortic Stenosis
Glucocorticoid Treatment in Transaortic Valve Replacement to Reduce the Incidence of Conduction Disturbances (GLUCO-TAVR).
The goal of this phase IV, randomized, controlled and open-label study is to assess the efficacy of peri-procedure glucocorticoid treatment in the prevention of conduction abnormalities and the need for pacemaker implantation in…
- Conditions
- Heart Block, Aortic Stenosis, Bundle-Branch Block
- Trial name
- GLUCO-TAVR (NCT06076824)
- Testing
- Methylprednisolone
- Where
- Spain
- Volunteers
- 100 people
- Sponsor
- Hospital General Universitario de Alicante
Sinus Node Disease, Atrioventricular Block
BIO|STREAM.CSP CLS
This clinical study is a prospective, observational submodule of the BIO|STREAM.CSP registry designed to evaluate clinical outcomes in patients receiving BIOTRONIK dual-chamber pacemakers that combine conduction system…
- Trial name
- NCT07608822
- Testing
- Left bundle branch area pacing with Closed Loop Stimulation
- Where
- 12 sites in Czechia, Hungary and 3 more
- Volunteers
- 150 people
- Sponsor
- Biotronik SE & Co. KG
AV Block, Bundle-Branch Block
Outcomes and Safety of Various Conduction System Pacing Methods
The aim of this study is to evaluate safety and clinical outcomes after different pacing approaches of conduction system pacing in a prospective registry.
- Conditions
- AV Block, Bundle-Branch Block, Atrial Fibrillation Rapid
- Trial name
- NCT04749836
- Testing
- His bundle pacing implantation, Left bundle branch area pacing implantation, Bachmann bundle pacing
- Where
- Slovenia
- Volunteers
- 150 people
- Sponsor
- University Medical Centre Ljubljana
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
HIS Alternative II - UK Site
The study will investigate the feasibility of using direct HIS pacing or left bundle branch pacing (LBB pacing) as an alternative to biventricular pacing in patients with symptomatic heart failure and an ECG with a typical left…
- Trial name
- NCT05814263
- Testing
- HIS/LBB pacing, LV pacing
- Where
- United Kingdom
- Volunteers
- 40 people
- Sponsor
- Imperial College Healthcare NHS Trust
Heart Failure, Heart Failure With Reduced Ejection Fraction
Left vs Left Randomized Clinical Trial
The investigators aim to prospectively test the comparative effectiveness of His or Left bundle branch pacing in relation to patient centered outcomes (quality of life, physical activity, heart failure hospitalization, mortality)…
- Conditions
- Heart Failure, Heart Failure With Reduced Ejection Fraction, AV Block, LBBB
- Trial name
- NCT05650658
- Testing
- His/LBBP, BiVP
- Where
- 71 sites in United States, Canada
- Volunteers
- 2,136 people
- Sponsor
- Baylor College of Medicine
Congenital Complete Heart Block, Cardiac Conduction Defect Progressive
Identification of Genetic Basis of Atrioventricular Conduction Defects: From Congenital Forms to Degenerative Forms
Identification of genes involved in congenital atrioventricular block and progressive Cardiac Conduction Disease.
- Trial name
- NCT02881671
- Testing
- genetic blood analysis
- Where
- 2 sites in France
- Volunteers
- 2,600 people, healthy volunteers welcome
- Sponsor
- Nantes University Hospital
Fascicular Block, Motor Activity
The Effects of Different Clonidine Concentrations on Axillary Brachial Plexus Block With 1,5% Lidocaine
The purpose of this study is to determine whether different clonidine concentration on axillary brachial plexus block with 1,5% lidocaine for upper limb surgery may influence the sensory and motor block onset time and duration…
- Conditions
- Fascicular Block, Motor Activity, Pain, Postoperative, Latency Period
- Trial name
- NCT01620112
- Testing
- high Clonidine concentration, low clonidine concentration, Lidocaine
- Volunteers
- 60 people
- Sponsor
- Universidade Federal do Rio de Janeiro
Acute Coronary Syndrome
Management of Acute Myocardial Infarction in the Presence of Left Bundle Branch Block
The primary objective of this study is to propose new treatment algorithm (strategy) for patients with Acute Coronary Syndrome (ACS) and left bundle-branch block (LBBB).
- Trial name
- NCT01494870
- Testing
- PCI
- Where
- Russia
- Volunteers
- 300 people
- Sponsor
- Samara Regional Cardiology Dispensary
Bundle-Branch Block
The CRT-KIR Study (Cardiac Resynchronization Therapy [CRT] in the Early Phase After Heart Surgery)
In patients with broad QRS complexes on electrocardiogram (ECG), the delayed electrical activation of the left heart chamber will cause abnormal contraction.This has been shown to be possible to treat by a special pacemaker…
- Trial name
- NCT00192946
- Testing
- Temporary cardiac resynchronization therapy
- Volunteers
- 60 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Left Branch Bundle Block, RV - Right Ventricular Abnormality
Functional Outcomes in CondUction System Pacing and Right Ventricular Synchrony (FOCUS-Right)
The goal of this prospective single center clinical trial is to evaluate the safety and feasibility of performing simultaneous exercise stress cardiac magnetic resonance (CPET-CMR) and cardiopulmonary exercise testing in patients…
- Trial name
- FOCUS-Right (NCT06601322)
- Testing
- Pacemaker Interrogation and Electrocardiogram (ECG):, Cardiopulmonary Exercise Test (CPET) and Exercise Stress Cardiac Magnetic Resonance (ExeCMR, Continuous pacemaker telemetry (CPT)
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- Virginia Commonwealth University
Atrial Fibrillation (AF), Pacemaker Therapy
Left Bundle Branch Pacing vs Right Ventricular Pacing on AHRE Burden in Patients With Preserved LVEF
This prospective, randomized controlled trial aims to evaluate the effect of left bundle branch pacing (LBBP) compared with conventional right ventricular (RV) pacing on the cumulative duration (total time) of atrial high-rate…
- Conditions
- Atrial Fibrillation (AF), Pacemaker Therapy, Atrioventricular Block, Preserved Ejection Fraction
- Trial name
- LBBP-AHRE (NCT07250529)
- Testing
- Right Ventricular Pacing, Left Bundle Branch Pacing
- Where
- Greece
- Volunteers
- 244 people
- Sponsor
- University Hospital of Patras
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, 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
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
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
Left Bundle Branch Block, Transcatheter Aortic Valve Replacement
HV Electrophysiology Study In Transcatheter Aortic Valve Implantation Patients
TAVI induced LBBB is a complication that occurs between 7 and 65 % of the cases, numbers that differ considerably between devices.
- Conditions
- Left Bundle Branch Block, Transcatheter Aortic Valve Replacement, Transcatheter Aortic Valve Implantation
- Trial name
- HESITATE (NCT02659137)
- Testing
- HV measurement
- Where
- Netherlands
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
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
Atrioventricular Block, Progressive Cardiac Conduction Defect
Cohort Description of Younger With AV-block
Background: Disturbances of the heart's atrioventricular conduction - AV-block - may show by shortness of breath, fainting or sudden death. If AV-block is diagnosed in time pacemaker therapy may be lifesaving.
- Conditions
- Atrioventricular Block, Progressive Cardiac Conduction Defect, Genetic Disease
- Trial name
- NCT03024047
- Testing
- Pacemaker
- Where
- Denmark
- Volunteers
- 1,255 people
- Sponsor
- University of Aarhus
Atrioventricular Block, Left Bundle Branch Area Pacing
Impact of Left Bundle Branch Area Pacing vs. Right Ventricular Pacing in Atrioventricular Block (LEAP-Block)
This is a multicenter, randomized controlled study. The aim of this study is to compare the impact of LBBAP on left ventricular function as compared with traditional right ventricular pacing in patients with atrioventricular…
- Conditions
- Atrioventricular Block, Left Bundle Branch Area Pacing, Right Ventricular Pacing, Heart Failure
- Trial name
- LEAP-Block (NCT04730921)
- Testing
- Left bundle branch area pacing, Right ventricular pacing
- Where
- 8 sites in China
- Volunteers
- 486 people
- Sponsor
- Fu Wai Hospital, Beijing, China