Clinical trials: Conduction Block
Sick Sinus Syndrome, Atrioventricular Nodal Dysfunction
Left Bundle Branch Versus Minimized Ventricular Pacing in Patients With Sick Sinus Syndrome and Prolonged AV Interval
The goal of this clinical trial is to compare two pacemaker strategies: Left Bundle Branch Area Pacing (LBBAP) and Minimized Ventricular Pacing (MVP) in patients requiring a permanent pacemaker for sick sinus syndrome and…
- Trial name
- CLOSE-AV (NCT07314008)
- Testing
- LBBAP, MVP
- Where
- South Korea
- Volunteers
- 440 people
- Sponsor
- Asan Medical Center
Sick Sinus Syndrome
Atrial Synchrony Evaluation of Bachmann Bundle Pacing in Sick Sinus Syndrome
This is a prospective, randomized study to compare the effects of Bachmann bundle pacing (BBP) versus conventional right atrial appendage (RAA) pacing on atrial electromechanical synchrony in patients with sick sinus syndrome…
- Trial name
- NCT07055035
- Testing
- Bachmann Bundle Pacing, Right Atrial Appendage Pacing
- Where
- China
- Volunteers
- 72 people
- Sponsor
- Shiyan City Renmin Hospital
Bradycardia, Syncope, Vasovagal
Comparison of Focal Cryoablation vs. Radiofrequency Cardioneuroablation for Bradyarrhythmias
Bradyarrhythmias are conditions where the heart beats too slowly, causing symptoms like dizziness, fainting, and fatigue. In some patients, these slow heart rhythms are caused by overactivity of the vagus nerve (the part of the…
- Conditions
- Bradycardia, Syncope, Vasovagal, Sick Sinus Syndrome, Atrioventricular Block
- Trial name
- CRYO-CNA vs RF (NCT07671898)
- Testing
- Focal Cryoablation, Radiofrequency Catheter Ablation
- Where
- Russia
- Volunteers
- 60 people
- Sponsor
- Tomsk National Research Medical Center of the Russian Academy of Sciences
Cardiac Pacemaker, Arrythmia
AVEIR DR Coverage With Evidence Development (CED) Study
The purpose of this coverage with evidence development (CED) study is to evaluate complications and long-term health outcomes of the dual chamber Aveir Leadless Pacemaker device (aka Aveir™ DR LP system).
- Conditions
- Cardiac Pacemaker, Arrythmia, Bradycardia
- Trial name
- NCT05932602
- Testing
- Aveir DR Leadless Pacemaker System, Dual Chamber Transvenous Pacemaker
- Where
- United States
- Volunteers
- 2,812 people
- Sponsor
- Abbott Medical Devices
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
Atrial Fibrillation, Bradycardia
Prospective Registry of Pacemaker Patients Concerning Percentage of Right Ventricular Pacing, LVEF and NYHA Class
This registry is a data collection on patients who are implanted for more than 6 months with a pacemaker. Frequency and distribution of right ventricular pacing, NYHA class and left ventricular ejection fraction shall be…
- Conditions
- Atrial Fibrillation, Bradycardia, Heart Block, Sick Sinus Syndrome
- Trial name
- NCT00292539
- Testing
- Any pacemaker with right ventricular pacing option
- Where
- Germany
- Volunteers
- 600 people
- Sponsor
- Guidant Corporation
Pacemaker, Atrioventricular Block
Factors Affecting Selection of Leadless Pacemaker and Atrioventricular Synchronous Pacing Status
This is a multicenter, prospective, observational study ,the aim of this study is to find factors affecting selection of double-chamber leadless pacemaker in patients with atrioventricular block and ambulatory atrioventricular…
- Conditions
- Pacemaker, Atrioventricular Block, Clinical Trials, Pacing
- Trial name
- NCT06587672
- Testing
- Micra AV implantation
- Where
- 2 sites in China
- Volunteers
- 112 people
- Sponsor
- Xiaohan Fan
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
Chagas Cardiomyopathy, Heart Failure
Cardiac Contractility Modulation in Chagas Heart Disease
Chagas disease is an endemic problem in Latin America, where millions of people are chronically infected with T. cruzi. Recently, it was assumed to have clinical and epidemiological relevance in several other countries due to…
- Conditions
- Chagas Cardiomyopathy, Heart Failure, Systolic Dysfunction, Right Bundle Branch Block and Left Anterior Fascicular Block
- Trial name
- FIX-Chagas (NCT05519046)
- Testing
- Cardiac Contractility Modulation (CCM), CRT
- Where
- Brazil
- Volunteers
- 60 people
- Sponsor
- InCor Heart Institute
Long QT Syndrome, Sinus Bradycardia
A Study to Evaluate Accuracy and Validity of the Chang Gung ECG Abnormality Detection Software
"Chang Gung ECG Abnormality Detection Software" is a is an artificial intelligence medical signal analysis software that detect whether patients have abnormal ECG signals of 14 diseases by static 12-lead ECG.
- Conditions
- Long QT Syndrome, Sinus Bradycardia, Sinus Tachycardia, Premature Atrial Complexes
- Trial name
- NCT05903313
- Testing
- Chang Gung ECG Abnormality Detection Software
- Where
- Taiwan
- Volunteers
- 4,306 people
- Sponsor
- Chang Gung Memorial Hospital
Tourniquets, Anesthesia, Conduction
Femoral Artery Block for Reduction of Tourniquet Induced Hypertension
A randomised controlled trial to assess the impact of femoral artery block on the incidence of tourniquet hypertension in patients receiving cruciate ligament surgery with > 30 minutes of tourniquet under combined anaesthesia…
- Conditions
- Tourniquets, Anesthesia, Conduction, Anesthetics, Local, Hypertension
- Trial name
- NCT05954689
- Testing
- Femoral artery block
- Volunteers
- 50 people
- Sponsor
- Hospital da Luz, Portugal
Aortic Valve Stenosis, Heart Failure
Conventional Versus Left Bundle Branch Pacing in TAVI
This randomized study compares the effects of conventional (right ventricular pacing in patients with LVEF ≥ 40% and cardiac resynchronization therapy in patients with LVEF < 40 %) versus left bundle branch pacing on left…
- Conditions
- Aortic Valve Stenosis, Heart Failure, Pacemaker-Induced Cardiomyopathy, Transcatheter Aortic Valve Implantation
- Trial name
- NCT05895097
- Testing
- Left bundle branch pacemaker, Conventional pacing
- Where
- Slovenia
- Volunteers
- 50 people
- Sponsor
- University Medical Centre Ljubljana
Aortic Valve Stenosis, AV Block
Left Bundle Branch Area Pacing in Patients After TAVR
Prospective, randomized, single center clinical trial to compare the outcome of left bundle branch area pacing versus right ventricular apical pacing in patients with higher degree atrio-ventricular block and a normal left…
- Conditions
- Aortic Valve Stenosis, AV Block, Pacing-Induced Cardiomyopathy
- Trial name
- PLANET (NCT05024279)
- Testing
- Left bundle branch area pacing, Right ventricular pacing
- Where
- Germany
- Volunteers
- 30 people
- Sponsor
- Ludwig-Maximilians - University of Munich
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
Anesthesia, Upper Extremity Injury
Clinical Evaluation of the Ultrasound-Guided Retroclavicular Brachial Plexus Block
The primary objective of this prospective, descriptive study is to evaluate the success rate of the retroclavicular brachial plexus block and catheter placement in 60 adult patients undergoing hand, wrist, or forearm surgery.
- Trial name
- NCT01605929
- Testing
- Retroclavicular Brachial Plexus Block and Catheter Insertion
- Where
- United States
- Sponsor
- Brigham and Women's Hospital
AV Block Complete, AV Block-2Nd Degree-Type 1
Efficacy and Safety of Micra AV2 Transcatheter Pacing System
A third generation, Micra AV2 is now available and proposes increased automaticity and improved AV synchrony algorithms based on computing model.
- Conditions
- AV Block Complete, AV Block-2Nd Degree-Type 1, AV Block
- Trial name
- EMAV2 (NCT07356505)
- Testing
- Implant procedure of a Micra AV2 leadless pacemaker (Medtronic)
- Where
- Belgium
- Volunteers
- 150 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Heart Failure With Reduced Ejection Fraction, Atrial Fibrillation, Persistent
Pulmonary Artery Pressure and Right Heart Evaluation for Patients Requiring Physiological Pacing Treatment
With the aging of society, the use of cardiac pacing in patients with irreversible bradycardia is increasingly widespread. As early as the 1950s, right ventricular pacing (RVP) began to be used in patients with atrioventricular…
- Conditions
- Heart Failure With Reduced Ejection Fraction, Atrial Fibrillation, Persistent, Sick Sinus Syndrome, Atrioventricular Block
- Trial name
- NCT05575557
- Testing
- Right heart catheterization
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Shanghai 10th People's Hospital
Sick Sinus Node Syndrome
Model 20105 Lead Study
The purpose of this study is to evaluate the implant procedure and feasibility of a new lead developed to pace and sense the left chambers of the heart.
- Trial name
- NCT02301429
- Testing
- Model 20105
- Where
- 4 sites in Canada, Netherlands and 2 more
- Volunteers
- 16 people
- Sponsor
- Medtronic BRC
Cardiac Pacing in Adherence With ESC Cardiac Pacing Guidelines
AVEIR™ Leadless Pacemaker Registry in Europe and MIddle East Region (PREMIER LEADLESS)
The AVEIR™ Leadless Pacemaker Registry (herein referred to as "PREMIER LEADLESS Registry") is a prospective, multicenter, International, open label observational study designed to evaluate safety and electrical performances of…
- Trial name
- NCT06782152
- Volunteers
- 1,698 people
- Sponsor
- King Fahad Armed Forces Hospital
Skeletal Muscle Changes After Crt
Effect of Cardiac Resynchronization Therapy (CRT) on Skeletal Muscle Histology, Neuroendocrine Activation and Inflammatory Response
Heart failure patients with left bundle branch block have a poor prognosis. Biventricular pacing which synchronize the heart pump action is associated with improved functional capacity.
- Trial name
- NCT01019915
- Testing
- CRT
- Where
- Norway
- Volunteers
- 21 people
- Sponsor
- Helse Stavanger HF