Arrhythmia Clinical Trials

29 recruitingLast updated: May 5, 2026

There are 122 actively recruiting arrhythmia clinical trials across 42 countries. Studies span Not Applicable, Phase 3, Phase 4, Early Phase 1. Top locations include Paris, France, Bern, Switzerland, London, United Kingdom. Updated daily from ClinicalTrials.gov.


Arrhythmia Trials at a Glance

122 actively recruiting trials for arrhythmia are listed on ClinicalTrialsFinder across 6 cities in 42 countries. The largest study group is Not Applicable with 43 trials, with the heaviest enrollment activity in Paris, Bern, and London. Lead sponsors running arrhythmia studies include Abbott Medical Devices, Centro Medico Teknon, and Imperial College London.

Browse arrhythmia trials by phase

Treatments under study

About Arrhythmia Clinical Trials

Looking for clinical trials for Arrhythmia? There are currently 29 studies actively recruiting participants. Clinical trials offer access to new treatments before they are widely available, and every approved therapy in use today was first tested through a clinical trial.

Below you can browse trials, sign up for alerts when new Arrhythmia trials open, and view eligibility criteria for each study. Each listing includes the study phase, locations, and enrollment details.

Frequently Asked Questions

Common questions about Arrhythmia clinical trials

A clinical trial is a carefully designed research study that tests new medical treatments, drugs, devices, or approaches in human volunteers. Every approved medication and treatment available today was proven safe and effective through clinical trials.

All clinical trials are reviewed and approved by Institutional Review Boards (IRBs) — independent committees that evaluate patient safety. Trials follow strict protocols, and your health is monitored closely throughout. You can withdraw at any time.

Not necessarily. Many trials compare the new treatment against the current standard of care, meaning all participants receive active treatment. When placebos are used, they are typically combined with standard treatment, not given alone. The trial description will always specify the design.

Under the Affordable Care Act, most private insurers are required to cover routine patient care costs during a clinical trial. The sponsor typically covers the investigational treatment itself. Medicare also covers routine costs for qualifying trials.

Yes. Participation is completely voluntary. You can withdraw at any time, for any reason, without it affecting your access to standard medical care.

Each trial has specific eligibility criteria — including age, diagnosis, disease stage, prior treatments, and general health. Browse the trials listed above and check their eligibility sections. You can also contact the trial site directly to discuss your situation.

Showing 120 of 122 trials

Recruiting
Not Applicable

The MAGiC™ Cardiac Ablation European Study

Arrhythmias, Cardiac
Stereotaxis150 enrolled4 locationsNCT06019845
Recruiting
Not Applicable

Ablation of Consecutive Atrial Tachycardia

Arrhythmias, CardiacHeart DiseasesAtrial Tachycardia+1 more
Evangelical Hospital Düsseldorf100 enrolled6 locationsNCT05239364
Recruiting

Mayo AVC Registry and Biobank

CardiomyopathiesCardiovascular DiseasesSarcoidosis+14 more
Mayo Clinic1,000 enrolled2 locationsNCT03049254
Recruiting
Not Applicable

To Compare and Evaluate the Efficacy and Safety Between TS-RF System and BRK Transseptal Needles Used for Transseptal Puncture for Left Atrial Access.

Atrial FibrillationArrhythmias, CardiacHeart Diseases
Starmed70 enrolled1 locationNCT06358391
Recruiting

Observational Study of Cardiac Arrhythmias During Treatment With BTK Inhibitors or Venetoclax

Mantle Cell LymphomaSudden Cardiac DeathChronic Lymphocytic Leukemia (CLL)+3 more
National Heart, Lung, and Blood Institute (NHLBI)135 enrolled1 locationNCT05724121
Recruiting
Not Applicable

Feasibility Study on the VERAFEYE Imaging and Navigation System for Guided Catheter Ablation Procedures

Atrial FibrillationAtrial FlutterAtrial Arrhythmia
LUMA Vision Ltd.50 enrolled1 locationNCT07271238
Recruiting
Not Applicable

Anatomical Navigation for Guided Electrophysiology in AFL and AFib

Atrial FibrillationAtrial FlutterAtrial Arrhythmia
LUMA Vision Ltd.50 enrolled1 locationNCT07210151
Recruiting

An Observational Post-marketing Study Using Commercially Approved Biosense Webster (BWI) Medical Devices for the Treatment of Participants With Cardiac Arrhythmias

Arrhythmias, Cardiac
Biosense Webster, Inc.8,000 enrolled39 locationsNCT04750798
Recruiting
Not Applicable

BaLloon-based PFA Ablation poST Approval Outcomes for PAF and PersAF

Atrial FibrillationAtrial ArrhythmiaPersistent Atrial Fibrillation+1 more
Abbott Medical Devices300 enrolled22 locationsNCT07181590
Recruiting

Ventricular Arrhythmias in Acute Myocardial Infarction

Ventricular ArrhythmiaAcute Myocardial Infarction (AMI)
Poitiers University Hospital500 enrolled8 locationsNCT07517523
Recruiting

AI-powered ECG Analysis Using Willem™ Software in High-risk Cardiac Patients (WILLEM)

CardiomyopathiesSudden Cardiac DeathCardiac Arrest+1 more
Idoven 1903 S.L.5,342 enrolled14 locationsNCT05890716
Recruiting
Phase 4

The Leadless AV Versus DDD Pacing Study

Cardiovascular DiseasesArrhythmias, CardiacHeart Diseases+1 more
Insel Gruppe AG, University Hospital Bern100 enrolled1 locationNCT05498376
Recruiting
Not Applicable

Real-Time Intracardiac Echocardiography for Ventricular Arrhythmia Ablation

Ventricular TachycardiaVentricular ArrhythmiaAblation of Arrhythmias+1 more
Insel Gruppe AG, University Hospital Bern70 enrolled2 locationsNCT07201506
Recruiting

ViewFlex X ICE First-in-Human Study

Cardiac Arrhythmias
Abbott Medical Devices500 enrolled7 locationsNCT06772493
Recruiting
Not Applicable

Effectiveness of the Eko Digital Stethoscope in Capturing Infant ECGs

Tachyarrhythmia
Virginia Commonwealth University100 enrolled1 locationNCT06382207
Recruiting

ATrial Tachycardia PAcing Therapy in Congenital Heart

Atrial ArrhythmiaAtrial TachycardiaCongenital Heart Disease+1 more
Ian Law300 enrolled15 locationsNCT03209583
Recruiting

Baseline Atrial Fibrosis Predicts Risk for Post-operative Atrial Fibrillation in Patients Undergoing Cardiac Surgery

Atrial FibrillationAtrial FlutterAtrial Arrhythmia+1 more
Tulane University50 enrolled3 locationsNCT05014802
Recruiting
Not Applicable

StereoTactic Ablative RadioTherapy of Cardiac Arrhythmias

Cardiac Arrhythmia
University Health Network, Toronto60 enrolled1 locationNCT04843683
Recruiting

Fetal Electrophysiologic Abnormalities in High-Risk Pregnancies Associated With Fetal Demise

gastroschisisFetal deathPregnancy Loss+16 more
Medical College of Wisconsin30 enrolled2 locationsNCT03775954
Recruiting
Not Applicable

Loop Recorder Implantation in Patients With Mitral Annular Disjunction

Arrhythmia, VentricularSudden Cardiac Death Due to Cardiac ArrhythmiaMitral Annular Disjunction+2 more
Gottsegen National Cardiovascular Institute20 enrolled1 locationNCT07436962