Clinical trials: LBBB
Aortic Valve Disease, Conduction Disturbances
Ambulatory Electrocardiographic Monitoring for the Detection of High-Degree Atrio-Ventricular Block in Patients With New-onset PeRsistent LEft Bundle Branch Block After Transcatheter Aortic Valve Implantation. The "MARE" Study
The purpose of this study is to determine the incidence and predictors of high degree or complete atrioventricular block (AVB) (paroxysmal or persistent) in patients with new-onset persistent left bundle branch block (NOP-LBBB)…
- Trial name
- MARE (NCT02153307)
- Testing
- Implantable loop recorders system Reveal ICM LINQ®,
- Where
- Canada
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Centre de Recherche de l'Institut Universitaire de Cardiologie et de Pneumologie de Quebec
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
Left Bundle-Branch Block
Effects of Isolated LBBB on Maximal Functional Capacity
Left bundle branch block (LBBB) has been commonly associated with adverse cardiovascular (CV) events, but the effect of an isolated LBBB on maximal functional capacity is not well characterized.
- Trial name
- NCT05643404
- Testing
- Cardiopulmonary exercise testing, Echocardioghaphy
- Where
- Spain
- Volunteers
- 162 people, healthy volunteers welcome
- Sponsor
- Fundación para la Investigación del Hospital Clínico de Valencia
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
Triple-site Biventricular Stimulation in the Optimization of CRT
Cardiac resynchronization is a recommended therapy for patients with advanced heart failure, under optimized medical treatment with reduced left ventricular ejection fraction and prolonged QRS, nevertheless, still 30% of the…
- Trial name
- TRIUMPH-CRT (NCT02350842)
- Testing
- triple-site biventricular pacing with peri-operative echo guidance, standard biventricular pacing
- Where
- 14 sites in France, Germany and 4 more
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- MicroPort CRM
Conduction Disturbances, Transcatheter Aortic Valve Replacement
Prospective Validation of a Pre-Specified Algorithm for the Management of Conduction Disturbances Following TAVR
The high incidence and variety of conduction disturbances post-TAVR represents a major challenge in the periprocedural management of TAVR recipients.
- Conditions
- Conduction Disturbances, Transcatheter Aortic Valve Replacement, Permanent Pacemaker Implantation
- Trial name
- PROMOTE (NCT04139616)
- Where
- Canada
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Centre de Recherche de l'Institut Universitaire de Cardiologie et de Pneumologie de Quebec
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
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
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
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