How many atrial septal defects are closed percutaneously in the US each year?

Approximately 15,000 to 20,000 atrial septal defects (ASDs) are closed percutaneously in the United States each year. This minimally invasive procedure has become increasingly popular due to its effectiveness and shorter recovery time compared to traditional surgical methods. The exact number can vary annually based on factors such as advancements in technology and changes in clinical guidelines.