New heart mapping could make AFib ablation more effective

NCT ID NCT07630857

Recruiting now Disease control Sponsor: China National Center for Cardiovascular Diseases Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tests a new way to guide catheter ablation for atrial fibrillation (AF), a common heart rhythm problem. The technique uses unipolar voltage mapping to find specific electrical signals (QS potentials) that may help keep AF going. Researchers will compare this personalized approach to standard ablation in 200 people with AF, checking if it reduces recurrence after 3 months.

What this could mean

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

Active substance: catheter ablation guided by unipolar QS-potential mapping
What this could lead to: If successful, this could lead to a more personalized and effective ablation procedure for atrial fibrillation, potentially reducing the chance of the heart rhythm problem coming back.
What could go wrong: This is an early-stage study with only 200 participants, so results may not apply to everyone. The new mapping technique may not be better than the standard approach, and there are typical risks of catheter ablation 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

As listed by the trial registrant

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

ATRIAL FIBRILLATION (AF)

Contacts and locations

Locations

Fuwai Hospital
RECRUITING

Beijing, Beijing Municipality, 100037, China

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