Home > Heart Disease > New Treatment For Atrial Fibrillation Get the Flash Player to see this player. Rate: (Click the stars to rate) Published on Dec 02, 2009 by EGarrett, Views: 2821 Atrial Fibrillation is a rythmn disturbance in the heart that causes an irregular heart beat. People with atrial fibrillation are at risk of stroke from clot in the heart. They can also have other symptoms such as palpitations, and fatigue. A new minimally invasive treatment can treat atrial fibrillation with a 90% success rate.