Role of Inverted Buttoned Device in Transcatheter Occlusion of Atrial Septal Defects or Patent Foramen Ovale With Right-to-Left Shunting Associated With Previously Operated Complex Congenital Cardiac Anomalies

Feasibility, safety, and effectiveness of transcatheter occlusion of atrial septal defect (ASD) with the buttoned device has been demonstrated. Despite its effectiveness in occluding secundum ASD with left-to-right shunt and patent foramina ovalia, presum