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Global heart registry tracks ablation success

NCT ID NCT04520347

Knowledge-focused Sponsor: University of California, Los Angeles Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only This study
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study is a large international registry that collects information from patients who have a heart ablation procedure for ventricular tachycardia or premature ventricular contractions. The goal is to track how well the procedure works and any complications, helping doctors improve care. No new treatment is being tested; instead, researchers observe real-world outcomes to learn more.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

About 10,000 people

The number the study aims to enrol. It can still change while the study runs.

Started

Dec 2018

Expected to finish

Nov 2027

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

Patients with ventricular arrhythmias that undergo catheter ablation for ventricular tachycardia or premature ventricular contractions.

Ages

Children (under 18), adults (18 to 64) and older adults (65 and over)

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: \- All patients undergoing catheter ablation for ventricular tachycardia (VT) or premature ventricular contractions (PVCs).

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Get notified about this study

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Conditions

The condition(s) this trial relates to.

Arrhythmias, Cardiac Cardiac Conduction System Disease cardiomyopathy Death, Sudden, Cardiac Ventricular Premature Complexes ventricular tachycardia

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Cardiomyopathy Premature ventricular contraction (PVC) Ventricular arrhythmia Ventricular tachycardia

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    41 sites in 7 countries. The list below names each one and where it is.

  2. The official record

    The full official record for this study. This one lists no contact details, but it is the first place any would appear.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Banner Health, University of Arizona Medical Center

    Phoenix, Arizona, 85719, United States

  • Beth Israel Deaconess Medical Center

    Boston, Massachusetts, 02215, United States

  • Boston Children's Hospital

    Boston, Massachusetts, 02115, United States

  • Brigham and Women's Hospital

    Boston, Massachusetts, 02115, United States

  • Cedars-Sinai Medical Center

    Los Angeles, California, 90048, United States

  • Children's Hospital of Pennsylvania

    Philadelphia, Pennsylvania, 19104, United States

  • Cleveland Clinic Foundation

    Cleveland, Ohio, 44195, United States

  • Columbia University Irving Medical Center

    New York, New York, 10032, United States

  • Dokkyo Medical University Koshigaya Hospital

    Koshigaya, Japan

  • Erasmus Medical Center

    Rotterdam, Netherlands

  • Gregorio Marañón General University Hospital

    Madrid, Spain

  • Hartford HealthCare

    Hartford, Connecticut, 06103, United States

  • Houston Methodist Hospital

    Houston, Texas, 77030, United States

  • Johns Hopkins Heart and Vascular Institute

    Baltimore, Maryland, 21287, United States

  • Leiden University

    Leiden, Netherlands

  • Mayo Clinic

    Rochester, Minnesota, 55902, United States

  • Medical University of South Carolina

    Charleston, South Carolina, 29425, United States

  • Montefiore Medical Center

    The Bronx, New York, 10461, United States

  • Oregon Health & Science University

    Portland, Oregon, 97239, United States

  • Shaare Zedek Medical Center

    Jerusalem, Israel

  • St. George's Hospital

    Wandsworth, United Kingdom

  • Texas Cardiac Arrhythmia Institute at St. David's Medical Center

    Austin, Texas, 78705, United States

  • The Kansas City Heart Rhythm Institute

    Kansas City, Kansas, 66211, United States

  • The Montreal Heart Institute

    Montreal, Canada

  • The Mount Sinai Hospital

    New York, New York, 10029, United States

  • UMass Memorial Health Care

    Worcester, Massachusetts, 01655, United States

  • University of California San Francisco

    San Francisco, California, 94143, United States

  • University of California, Davis

    Sacramento, California, 95817, United States

  • University of California, Los Angeles

    Los Angeles, California, 90095, United States

  • University of Colorado Hospital

    Aurora, Colorado, 80045, United States

  • University of Florida Health

    Gainesville, Florida, 32610, United States

  • University of Maryland Medical Center

    Baltimore, Maryland, 21201, United States

  • University of Michigan Frankel Cardiovascular Center

    Ann Arbor, Michigan, 48109, United States

  • University of Minnesota VA Medical Center

    Minneapolis, Minnesota, 55417, United States

  • University of Pennsylvania Health System

    Philadelphia, Pennsylvania, 19104, United States

  • University of Utah Health

    Salt Lake City, Utah, 84132, United States

  • University of Virginia Health System

    Charlottesville, Virginia, 22903, United States

  • University of Washington Medical Center

    Seattle, Washington, 98195, United States

  • Vanderbilt Heart and Vascular Institute

    Nashville, Tennessee, 37232, United States

  • Washington University in St. Louis

    St Louis, Missouri, 63130, United States

  • Wellspan Health

    York, Pennsylvania, 17403, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.