Clinical trials: Conduction Block
Anesthesia, Conduction
Thermal-Imaging Comparison of Nerve Blocks for Bilateral Mastectomy
This is a one-armed trial of two regional anesthesia (peripheral nerve block) techniques to provide postoperative analgesia after bilateral mastectomy.
- Trial name
- NCT04928794
- Testing
- Erector Spinae Plane Block, Paravertebral Block
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- University of New Mexico
Cardioneuroablation, Permanent Pacemaker Implantation
Cardiac Ganglionated Plexus Ablation Before Permanent Pacemaker Implantation in Patients With Sick Sinus Syndrome
Different studies for cardiac ganglionated plexus（GP） ablation to treat vagal vascular syncope, sinus node dysfunction, and functional atrioventricular block have been published.
- Conditions
- Cardioneuroablation, Permanent Pacemaker Implantation, Sick Sinus Syndrome, Ganglionated Plexus
- Trial name
- GAPS (NCT04149886)
- Testing
- cardiac ganglion plexus ablation(cardioneuroablation), Permanent pacemaker implantation
- Where
- 2 sites in China
- Volunteers
- 100 people
- Sponsor
- China National Center for Cardiovascular Diseases
Non-ischemic Cardiomyopathy, Heart Failure
LBBP as Initial Therapy in Patients With Non-ischemic Heart Failure and LBBB
The present study will recruit 50 symptomatic non-ischemic cardiomyopathy (NICM) patients with left ventricular ejection fraction (LVEF) below 35% and complete left bundle branch block (CLBBB), who have not received complete…
- Conditions
- Non-ischemic Cardiomyopathy, Heart Failure, Left Bundle-Branch Block
- Trial name
- LIT-HF (NCT05572957)
- Testing
- Guideline-Directed Medical Therapy(GDMT), left bundle branch pacing combined with Guideline-Directed Medical Therapy(LBBP+GDMT)
- Where
- 6 sites in China
- Volunteers
- 50 people
- Sponsor
- The First Affiliated Hospital with Nanjing Medical University
Cardiac Pacemaker, Arrythmia
Aveir DR Real-World Evidence Post-Approval Study
The purpose of this post-approval study is to evaluate the long-term safety of the dual-chamber Aveir DR leadless pacemaker using real-world evidence methods.
- Conditions
- Cardiac Pacemaker, Arrythmia, Bradycardia
- Trial name
- NCT05935007
- Testing
- Aveir DR Leadless Pacemaker System
- Where
- United States
- Volunteers
- 1,805 people
- Sponsor
- Abbott Medical Devices
Sinus Node Dysfunction, Atrial Fibrillation
Atrial Fibrillation With Sinus Node Dysfunction: Intensive Device Follow-up
The study will try to access the efficacy of atrial pacing, medication and radiofrequency ablation in treating patients with paroxysmal atrial fibrillation and sinus node dysfunction; to identify the response to these treatments…
- Trial name
- SAFE PAF-SND (NCT03607123)
- Testing
- programing of pacemaker, AF ablation, Anti arryhthmic drugs
- Where
- China
- Volunteers
- 200 people
- Sponsor
- The First Affiliated Hospital with Nanjing Medical University
High Degree AV-block, Left Bundle Branch Block
QT Interval in Patients With Pacemaker Dependency
The aim of this study is to examine a correction term for an adapted QT interval during ventricular pacing (right, left and biventricular pacing) to obtain valid formulae correcting for the QT intervals in various pacing…
- Trial name
- QT-TENDENCY (NCT01694550)
- Where
- Germany
- Volunteers
- 180 people
- Sponsor
- University of Magdeburg
Bradycardia
Effectiveness of Pacemaker With Closed Loop Stimulation Compared to Pacemakers With and Without Standard Rate Response
This is a randomized, prospective, single-blinded, multi-center study involving approximately 1500 patients at 100 centers. The purpose of this study is to demonstrate the effectiveness of Closed Loop Stimulation (CLS) rate…
- Trial name
- CLEAR (NCT00355797)
- Testing
- Closed Loop Stimulation (CLS), Standard Rate Adaptive (R) Technology, Non-rate adaptive (DDD) pacing
- Where
- 99 sites in United States
- Volunteers
- 1,491 people
- Sponsor
- Biotronik, Inc.
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
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
Sick Sinus Syndrome
Prospective Cohort Study of Bachmann Bundle Versus Right Atrial Appendage Pacing: Impact on Atrial Cardiomyopathy Evaluated by Echocardiographic Parameters and Clinical Outcome
The goal of this observational study is to evaluate the impact of different atrial pacing sites-Bachmann's bundle pacing versus right atrial appendage pacing-on the development and progression of atrial cardiomyopathy in patients…
- Trial name
- BRAVE (NCT07360067)
- Testing
- Right Atrial Appendage Pacing, Bachmann Bundle Pacing
- Where
- South Korea
- Volunteers
- 200 people
- Sponsor
- Samsung Medical Center
Heart Block, Risk Factor
New-onset Heart Blocks After Noncardiac Surgery: a Retrospective Study of More Than 280,000 Patients
This study aimed to investigate new-onset heart blocks after noncardiac surgery, identify risk factors, and develop a prediction model.
- Trial name
- NCT06119009
- Testing
- non interventions
- Volunteers
- 281,497 people
- Sponsor
- Chinese PLA General Hospital
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.
Atrio-Ventricular Block
Efficacy and Safety of Left Bundle Area Pacing Vs Right Ventricular Apical Pacing in Patients with Atrioventricular Block
This study will address whether LBBaP is superior to RVAP in terms of safety and efficacy
- Trial name
- NCT06674967
- Where
- Egypt
- Volunteers
- 42 people
- Sponsor
- Assiut University
Hypertension, Tachycardia
Intravenous Beta-blockade for Improvement of Autonomic Activity
Chronic beta-adrenoceptor blockade is known to improve outcome of high risk patients whereas amelioration of autonomic activity was demonstrated to be a major cause of outcome improvement.
- Conditions
- Hypertension, Tachycardia, Heart Rate Variability
- Trial name
- NCT00700466
- Testing
- i.v. beta-blocker infusion (metoprolol)
- Where
- Germany
- Volunteers
- 100 people
- Sponsor
- University Hospital Schleswig-Holstein
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
Sinus Node Disease
Clinical Benefits of the Closed Loop Stimulation in Sinus Node Disease
The study is designed as a multi-center, international, prospective, parallel, randomized, single blinded trial comparing the time to first primary endpoint event (Sustained Paroxysmal AF/Persistent AF or stroke/TIA) occurrence…
- Trial name
- B3 (NCT02579889)
- Testing
- DDD+CLS, DDD(R)
- Where
- 54 sites in China, Hungary and 7 more
- Volunteers
- 1,390 people
- Sponsor
- Biotronik SE & Co. KG
Sinus Node Dysfunction
A Comparison of Rate Response Performance in Pacemaker Patients With an Indication of Sinus Node Dysfunction
Providing ideal rate response to patients should improve their quality of life and ability to execute activities of daily living.
- Trial name
- CRIPS (NCT02027909)
- Testing
- Reprogramming dual chamber pacemaker
- Where
- United States
- Volunteers
- 8 people
- Sponsor
- Arun Rao
Death, Sudden, Cardiac, Ventricular Fibrillation
Medtronic Genetic Arrhythmia Markers for Early Detection (GAME Study)
To generate a list of potential genetic markers that correlate with an increased risk of life-threatening arrhythmias. To evaluate ECG-based risk markers such as heart rate variability and T-wave Alternans for their association…
- Conditions
- Death, Sudden, Cardiac, Ventricular Fibrillation, Tachycardia, Atrial Fibrillation
- Trial name
- GAME (NCT00664807)
- Where
- United States
- Volunteers
- 1,023 people
- Sponsor
- Medtronic Corporate Technologies and New Ventures
Arrhythmia, Cardiovascular Diseases
Mode Selection Trial in Sinus Node Dysfunction (MOST)
To determine if dual chamber rate-modulated pacing (DDDR) in patients with sick sinus syndrome is superior to single chamber pacing (VVIR) with respect to subsequent frequency of adverse clinical events such as stroke, quality of…
- Conditions
- Arrhythmia, Cardiovascular Diseases, Heart Diseases, Sick Sinus Syndrome
- Trial name
- NCT00000561
- Testing
- pacemaker, artificial
- Sponsor
- Mt. Sinai Medical Center, Miami
Atrial Fibrillation, Sick Sinus Syndrome
PACE-AF: Prospective Analysis of Cardiac Electrostimulation and Atrial Fibrillation
PACE-AF is a prospective, observational patient registry designed to evaluate the impact of pacemaker algorithms on atrial fibrillation (AF) incidence, progression, and clinical outcomes in patients implanted with dual-chamber…
- Conditions
- Atrial Fibrillation, Sick Sinus Syndrome, Atrioventricular Block
- Trial name
- PACE-AF (NCT07279207)
- Where
- Russia
- Volunteers
- 500 people
- Sponsor
- Ilya Lukin