New heart ablation method's impact on heart tissue to be revealed by MRI

NCT ID NCT07499531

First seen Apr 01, 2026 · Last updated Jun 13, 2026 · Updated 10 times

Summary

This study looks at how a new type of heart ablation (pulsed-field ablation) changes the heart's structure in people with atrial fibrillation. Researchers will use MRI scans before and 4 months after the procedure to measure scarring and function. About 39 adults with persistent or occasional atrial fibrillation will take part.

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