Comparison of Two Percutaneous Atrial Septal Defect Occluders for Device Healing and Nickel Release in a Chronic Porcine Model

Figure 1

Percutaneous creation of an ASD in a swine model. (a) Fluoroscopic picture of the ASD creation; after transseptal puncture under fluoroscopic and ICE control, a balloon dilatation septum (white arrow) is performed. (b) Fluoroscopic image after ASO release showing satisfactory device positioning (white arrow). ASD: atrial septal defect, ICE: intracardiac echography, and ASO: Amplatzer septal occluder.

(a)

(b)