3D heart mapping may unlock secrets of persistent AF treatment

NCT ID NCT04229160

Ongoing Knowledge-focused Sponsor: University Hospital, Rouen Source: ClinicalTrials.gov ↗

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.

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

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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.

ATRIAL FIBRILLATION, PERSISTENT

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

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