1,100-Patient study aims to predict repeat heart ablation success

NCT ID NCT07185412

Not yet recruiting Knowledge-focused Sponsor: Instituto de Investigación Sanitaria Aragón Source: ClinicalTrials.gov ↗

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

Summary

This study will follow 1,100 people with atrial fibrillation who have a pulsed field ablation procedure. The goal is to find out which patient traits and procedure details make a repeat ablation more likely. Researchers will track heart rhythm problems and side effects for one year. This is an observational study, so it does not test a new treatment but aims to improve future care.

What this could mean

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

Active substance: Pulsed field ablation (a device procedure that uses electrical pulses to treat atrial fibrillation)
What this could lead to: If successful, this could help doctors identify which patients are likely to need a repeat ablation, improving treatment planning for atrial fibrillation.
What could go wrong: This is an observational study, not a treatment trial. It will not test a new therapy, and results may not change current practice. The findings depend on real-world data, which can be inconsistent.

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.

Arrhythmias, Cardiac atrial fibrillation ventricular arrhythmias due to cardiac ryanodine receptor calcium release deficiency syndrome

As listed by the trial registrant

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

ATRIAL FIBRILLATION CARDIAC ARRHYTHMIA PULSED-FIELD ABLATION

Contacts and locations

Locations

Unidad de Arritmias. Departamento de Cardiología. Hospital Universitario Lozano Blesa.

Zaragoza, Zaragoza, 50009, Spain

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