Intermediate-term outcome of transcatheter secundum atrial septal defect closure using the Bard Clamshell Septal Umbrella.

Overview

Of 31 patients who underwent transcatheter atrial septal defect occlusion with the Bard Clamshell Septal Umbrella, only 1 had a clinically significant residual atrial septal defect at a mean follow-up of 41 months. All patients were asymptomatic despite the occurrence of device arm fractures in 84% of these patients.