What is the definition or description of: atrial septal defect repair?

Close hole in heart: An atrial septal defect is a congenital defect of the heart. A hole in the wall between the left and right atria permits blood to mix. There are several types of asd's and depending on the type and size they can either be closed with closure device placed thru the veins or by heart surgery (often minimally invasive surgery).

Hole in the heart: An ASD is a whole between the two upper chambers of the heart, the atria. Depending on the size and location asds can be closed in the cath lab with one of two fda approved devices or it can be closed by open heart surgery.