Arrhythmia Clinical Trials

130 recruitingLast updated: June 21, 2026

There are 130 actively recruiting arrhythmia clinical trials across 43 countries. Studies span Not Applicable, Phase 4, Phase 3, Early Phase 1. Top locations include Paris, France, Bern, Switzerland, London, United Kingdom. Updated daily from ClinicalTrials.gov.


Arrhythmia Trials at a Glance

130 actively recruiting trials for arrhythmia are listed on ClinicalTrialsFinder across 6 cities in 43 countries. The largest study group is Not Applicable with 46 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 31 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 130 trials

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

Start CPAP Therapy in Obstructive Sleep Apnea Patients After Atrial Fibrillation Ablation

Sleep-disordered breathing (SDB)Obstructive Sleep ApneaArrhythmia+3 more
Beijing Anzhen Hospital658 enrolled27 locationsNCT07444372
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
Phase 4

The Clinical Outcomes and Therapeutic Effects in Patients With Cardiac Implantable Electronic Device-detected Subclinical and Clinical Atrial Fibrillation.

Subclinical Atrial FibrillationCardiac Arrhythmias
National Taiwan University Hospital450 enrolled1 locationNCT07649109
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

AI-powered ECG Analysis for Deadly Arrhythmias and ICI Myocarditis

Immune Checkpoint Inhibitor-Related MyocarditisArrhythmiaLong QT Syndrome
Groupe Hospitalier Pitie-Salpetriere127,000 enrolled1 locationNCT07644715
Recruiting
Not Applicable

Cardiac Arrhythmia Telemetry; Conventional vs HeartWatch

Atrial Fibrillation (AF)Cardiac ArrhythmiaDiagnostic/Monitoring Devices Related to Adverse Incidents
HelpWear Inc.300 enrolled1 locationNCT06164808
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 enrolled40 locationsNCT04750798
Recruiting

ViewFlex X ICE First-in-Human Study

Cardiac Arrhythmias
Abbott Medical Devices500 enrolled8 locationsNCT06772493
Recruiting

Ventricular Arrhythmias in Acute Myocardial Infarction

Ventricular ArrhythmiaAcute Myocardial Infarction (AMI)
Poitiers University Hospital500 enrolled8 locationsNCT07517523
Recruiting
Not Applicable

RAFT - Pace &Ablate

Heart FailureAtrial FibrillationPacemaker+1 more
Habib Khan600 enrolled12 locationsNCT06299514
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
Phase 4

Pre-discharge Influenza Vaccination in Patients Hospitalized for Acute Cardiac Conditions

Myocardial InfarctionAcute Heart Failure (AHF)Arrhythmias+3 more
Wroclaw Medical University400 enrolled1 locationNCT07617376
Recruiting

Testing VIRTUES Patient Care Sets in Cardiac Patients (VIRTUES Cardiac Care)

Cardiovascular DiseasesAtrial FibrillationArrhythmias, Cardiac+2 more
London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's2,000 enrolled1 locationNCT05452356
Recruiting
Not Applicable

Exercise Activity Intervention With Sensor-Based Engagement in Patients With Atrial Fibrillation

Cardiovascular DiseasesAtrial FibrillationArrhythmias, Cardiac
Icahn School of Medicine at Mount Sinai120 enrolled1 locationNCT06938412
Recruiting
Not Applicable

Convergent Ablation Plus Left Atrial Appendage Isolation for the Treatment of Persistent Atrial Fibrillation

Atrial ArrhythmiaPersistent Atrial FibrillationAtrial Fibrillation, Persistent+1 more
Barts & The London NHS Trust48 enrolled1 locationNCT06165510
Recruiting

LEARN: Learning Environment for Artificial Intelligence in Radiotherapy New Technology

Breast CancerLiver CancerPancreatic Cancer+6 more
University of Sydney300 enrolled4 locationsNCT05184790
Recruiting

Quality of Life Before and After Transcatheter Ablation in Children With Arrythmias

Arrhythmia
Hospices Civils de Lyon200 enrolled7 locationsNCT06808204
Recruiting

Product Performance Report: Evaluate Long-term Reliability & Performance of Medtronic Marketed Cardiac Therapy Products

Heart FailureArrhythmiaBradycardia+1 more
Medtronic20,000 enrolled320 locationsNCT00271180