3D heart mapping may unlock secrets of persistent AF treatment

NCT ID NCT04229160

First seen Jun 25, 2026 · Last updated Jun 26, 2026 · Updated 1 time

Summary

This study uses a noninvasive 3D mapping system to look at the heart's electrical activity in 50 people with persistent atrial fibrillation (AF) lasting over 6 months. Researchers want to see how the heart changes after a standard ablation procedure and what factors might predict success. The goal is to better understand why AF comes back and improve future treatments.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

What this could lead to

If successful, this could help doctors better predict who will benefit from atrial fibrillation ablation and guide more personalized treatment strategies.

What could go wrong

This is an observational study with only 50 participants, so results may not apply to everyone. It is not testing a new treatment, so direct patient benefits are limited.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

atrial fibrillation persistent atrial fibrillation

As listed by the trial registrant

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

Contacts and locations

Locations

  • Caen University Hospital

    Caen, France

  • Dieppe Hospital

    Dieppe, France

  • Groupe Hospitalier du Havre

    Le Havre, France

  • Rouen University Hospital

    Rouen, France