Clinical trials: Branch Block, Bundle
Conduction Block, Atrioventricular, Bundle-Branch Block
Novel Approach to Conduction System Pacing With Use of Ultrasound
Each year, over one million pacemakers are implanted globally using x-rays. Recent developments have been aimed at determining which area of the heart is the best option for lead placement.
- Trial name
- CONDUCT USe (NCT06815783)
- Testing
- Ultrasound guidance, Fluoroscopy guided
- Where
- 2 sites in Canada
- Volunteers
- 152 people
- Sponsor
- Habib Khan
Atrioventricular Nodal Disease
Left Bundle Branch Pacing Versus Conventional Pacing in Atrioventricular Block
Recently, the concept of physiological pacing has emerged in the clinical practice, in an attempt to prevent the deteriorating effects of right ventricular pacing in the long-term.
- Trial name
- NCT05129098
- Testing
- Left bundle branch pacing lead (Select Secure 3830 lead), Right ventricular active fixation lead
- Where
- Greece
- Volunteers
- 38 people
- Sponsor
- University Hospital of Patras
Non-left Bundle Branch Block, Ischemic or Non-ischemic Cardiomyopathy
CRT Implant Strategy Using the Longest Electrical Delay for Non-left Bundle Branch Block Patients
The purpose of this study is to analyze the effect of left ventricular lead pacing location in the non-left bundle branch block (non-LBBB) heart failure patient population.
- Trial name
- ENHANCE CRT (NCT01983293)
- Testing
- QLV based implant strategy, Standard of care implant strategy
- Where
- 32 sites in United States
- Volunteers
- 248 people
- Sponsor
- Abbott Medical Devices
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
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
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
Bradyarrhythmia, Atrioventricular Block
PReventive Effect Of Left Bundle Branch Area Pacing Versus righT vEntricular paCing on All Cause deaTh, Heart Failure Progression, and Ventricular dysSYNChrony in Patients With Substantial Ventricular Pacing (PROTECT-SYNC): Multicenter Prospective Randomized Controlled Trial
PROTECT-SYNC study is a multicenter, randomized, controlled trial. A total of 7 medical centers across Republic of Korea will enroll 450 patients during 2 years of enrollment period, and followed for 2 years of follow-up period.
- Conditions
- Bradyarrhythmia, Atrioventricular Block, Left Bundle Branch Area Pacing
- Trial name
- NCT05585411
- Testing
- Left bundle branch area pacing, Right ventricular pacing
- Where
- 8 sites in South Korea
- Volunteers
- 450 people
- Sponsor
- Yonsei University
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, Systolic, Left Bundle Branch Block
Acute Hemodynamic Effects of Pacing the His Bundle in Heart Failure
Cardiac resynchronization therapy (CRT) with biventricular pacing (BVP) is indicated for patients with low ejection fraction and persistent symptoms of heart failure despite medical therapy and a wide QRS-complex, preferably with…
- Conditions
- Heart Failure, Systolic, Left Bundle Branch Block, Wide QRS Complex
- Trial name
- HEPA-His (NCT04701112)
- Testing
- Temporary His bundle pacing
- Where
- Sweden
- Volunteers
- 2 people
- Sponsor
- Region Skane
Heart Failure, Left Bundle-Branch Block
Direct HIS/LBB Pacing as an Alternative to Biventricular Pacing in Patients With HFrEF and a Typical LBBB.
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
- HIS-alt_2 (NCT04409119)
- Testing
- HIS/LBB pacing, LV pacing
- Where
- Denmark
- Volunteers
- 150 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Chronic Low-back Pain, Lumbar Facet Joint Syndrome
Ultrasound-guided LMBB by Caudal-cranial Approach: Radiographic Comparison of a New Ultrasound-guided Method
The current standard technique is radiography requiring three uni- or bilateral punctures (transverse-axial plane). The ultrasound technique is also described mainly in this plan but a new "caudal-cranial" ultrasound-guided…
- Trial name
- BLEPAC (NCT05930236)
- Testing
- Lumbar medial branch block, Lidocain, Methylprednisolone
- Where
- Belgium
- Volunteers
- 40 people
- Sponsor
- Erasme University Hospital
High Degree Second Degree Atrioventricular Block, Complete Heart Block
RAFT-TAVR PACE: LBBAP vs. RVP Post-TAVR in Patients Requiring PPI
The RAFT-TAVR PACE study is a clinical trial designed to compare two types of heart pacing methods in patients who develop conduction problems after undergoing a transcatheter aortic valve replacement (TAVR) procedure.
- Conditions
- High Degree Second Degree Atrioventricular Block, Complete Heart Block, Heart Failure, Transcatheter Aortic Valve Replacement (TAVR)
- Trial name
- RAFT-TAVR PACE (NCT06857201)
- Testing
- Left Bundle Branch Area Pacing, Right Ventricular Pacing
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Right Bundle-Branch Block, Heart Failure With Reduced Ejection Fraction
Bifocal Right Ventricular PAcing in Right Bundle Branch blocK and Heart Failure With Reduced Ejection Fraction. The Study Tests the Superiority of Right Ventricular Bifocal Stimulation Over VVI Implantable Defibrillator in Right Bundle Branch Block and Heart Failure.
RATIONALE: Cardiac resynchronization therapy (CRT) is known to improve cardiac performance and to reduce morbidity and mortality in reduced-ejection fraction heart failure (HFrEF) despite optimal medical therapy (OMT).
- Conditions
- Right Bundle-Branch Block, Heart Failure With Reduced Ejection Fraction, Bifocal Stimulation
- Trial name
- BiPARK-HF (NCT03524001)
- Testing
- Compare VVi mode versus DDD bifocal stimulation through crossover randomization
- Where
- Italy
- Volunteers
- 13 people
- Sponsor
- Azienda Ospedaliero Universitaria Maggiore della Carita
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
Pacemaker DDD, Heart Block
Conduction System Pacing With Left Bundle Branch Pacing as Compared to Standard Right Ventricular Pacing
High burden right ventricular (RV) pacing has been shown to increase cardiovascular mortality, incidence of heart failure (HF), worsen left ventricular (LV) function and accelerate the development of atrial fibrillation (AF).
- Trial name
- NCT05015660
- Testing
- Left bundle branch pacing lead, Right ventricular active fixation lead
- Where
- Canada
- Volunteers
- 1,300 people
- Sponsor
- McGill University Health Centre/Research Institute of the McGill University Health Centre
AVB - Atrioventricular Block
Left Bundle Branch Pacing Versus Right Ventricular Pacing in Patients With Atrioventricular Block
Although emerging evidence demonstrated that left bundle branch pacing (LBBP) is a promising alternative for patients with either a bradycardia or a heart failure pacing indication.
- Trial name
- NCT05722379
- Testing
- left bundle branch pacing (LBBP), Right ventricular pacing (RVP)
- Where
- China
- Volunteers
- 1,000 people
- Sponsor
- West China Hospital
Cardiomyopathies, Heart Failure
Factors Associated With Response to Cardiac Resynchronization Therapy in Heart Failure Patients With Non-LBBB ECG Pattern
Cardiac resynchronization therapy with a defibrillator (CRT-D) in heart failure (HF) patients without left bundle branch block (non-LBBB) has been less beneficial to improve outcomes despite being a guideline indicated therapy…
- Conditions
- Cardiomyopathies, Heart Failure, Non-left Bundle Branch Block, Cardiac Resynchronization Therapy
- Trial name
- FACT-CRT (NCT06977217)
- Testing
- CRT-D implantation
- Where
- United States
- Volunteers
- 270 people
- Sponsor
- University of Rochester
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
Conventional Biventricular Versus Left Bundle Branch Pacing on Outcomes in Heart Failure Patients
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 increased mortality, more frequent hospitalization…
- Conditions
- Heart Failure, Left Bundle-Branch Block, Ischemic Cardiomyopathy, Non-ischemic Dilated Cardiomyopathy
- Trial name
- RECOVER-HF (NCT05769036)
- Testing
- Implantation of Cardioverter-defibrillator with a Resynchronization Function Using Biventricular Pacing, Implantation of Cardioverter-defibrillator with a Resynchronization Function Using Left Bundle Branch Pacing
- Where
- Russia
- Volunteers
- 60 people
- Sponsor
- Tomsk National Research Medical Center of the Russian Academy of Sciences