New heart procedure aims to keep veins isolated longer

NCT ID NCT07236619

Recruiting now Disease control Sponsor: Erasmus Medical Center Source: ClinicalTrials.gov ↗

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests a new device called the VariPulse catheter, which uses short electrical pulses to treat atrial fibrillation (AF), a common heart rhythm problem. Twenty adults with AF will get this treatment, and after 2-3 months, doctors will check if the treated veins are still isolated. The goal is to see how durable the treatment is and whether it can prevent AF from coming back.

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 with the VariPulse catheter
What this could lead to: If successful, this could show that the VariPulse system durably isolates pulmonary veins, potentially improving long-term control of atrial fibrillation.
What could go wrong: This is a small, early study with only 20 patients. It is designed to check reconnection rates, not to prove long-term effectiveness or safety. The procedure still carries risks like bleeding or heart damage.

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 paroxysmal atrial fibrillation

As listed by the trial registrant

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

PAROXYSMAL AF

Contacts and locations

Locations

Erasmus MC
RECRUITING

Rotterdam, South Holland, Netherlands

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