New heart procedure may cause temporary diaphragm paralysis – study investigates

NCT ID NCT07462910

Recruiting now Knowledge-focused Sponsor: French Cardiology Society Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study will use a special X-ray technique called fluoroscopy to check how often the diaphragm becomes temporarily paralyzed after pulsed field ablation, a newer treatment for atrial fibrillation. Researchers will monitor 250 adults before and after the procedure to detect any changes in diaphragm movement. The goal is to better understand this side effect and improve patient safety.

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 study could help doctors understand the true risk of diaphragm paralysis after pulsed field ablation and improve safety monitoring.
What could go wrong: This is an observational study, not a treatment trial. It only measures a side effect and does not test a new therapy or change outcomes for participants.

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

As listed by the trial registrant

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

ATRIAL FIBRILLATION

Contacts and locations

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Study contacts

Contact

Phone: •••-•••-•••• Email: •••••@•••••

Locations

Auckland City Hospital
NOT_YET_RECRUITING

Auckland, 1023, New Zealand

Contact
CHRU de Tours - Hôpital Trousseau
NOT_YET_RECRUITING

Chambray-lès-Tours, 37170, France

Contact
CHU de Bordeaux - Hôpital Haut-Lévêque
NOT_YET_RECRUITING

Pessac, 33604, France

Contact
CHU de Lyon - Hôpital Croix-Rousse
NOT_YET_RECRUITING

Lyon, 69004, France

Contact
Centre Cardiologique du Nord
NOT_YET_RECRUITING

Saint-Denis, 93200, France

Contact
Centre Hospitalier de Pau - Hôpital François Mitterrand
RECRUITING

Pau, 64046, France

Contact
Clinique Pasteur
NOT_YET_RECRUITING

Toulouse, 31300, France

Contact
Institut Cardiovasculaire de Strasbourg - Clinique Rhéna
NOT_YET_RECRUITING

Strasbourg, 67000, France

Contact
Montreal Heart Institute
NOT_YET_RECRUITING

Montreal, QC H1T 1C8, Canada

Contact

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