Atrial ablation, also called percutaneous pulmonary vein isolation for atrial fibrillation, is a medical procedure that uses small bursts of electricity to stop patches of heart tissue from sending out "beat now" signals that cause the upper chambers of the heart to beat fast and wildly. As part of its Diagnostic and Therapeutic Cardiovascular Procedures section, the journal Circulation has posted a video of the procedure. This particular atrial ablation was done by Drs. Gregory F. Michaud and Roy John, of Harvard-affiliated Brigham and Women's Hospital.
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