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A final treatment called the maze procedure may be used to treat afib when medications and other procedures have failed. Now all af is ablated at the time of heart surgery. Pin On Health And Beauty Tips This is called surgical ablation. Afib surgery . Atrial fibrillation surgery combined with mitral valve repair patients with untreated preoperative af blue lines have reduced survival. Maze heart surgery is a complex procedure in which a surgeon creates small cuts in the upper part of your heart. It s usually a treatment your. It involves open heart surgery. Atrial fibrillation ablation is a procedure used to treat an irregular heart rhythm arrhythmia that starts in the heart s upper chambers atria. When patients with af have valve or bypass surgery surgeons create a classic maze lesion set on the heart using either radiofrequency energy or cryothermy. They are typically performed in hospitals over the course of about two hours. It s a type of cardiac ablation whic