Ann Pediatr Card Close
 

Figure 2: Balloon occlusion of first defect allows cannulation of the second defect (a). This is followed by simultaneous balloon inflation of both defects (b) to identify any residual flow on echocardiography through a third defect (if any). Balloon waist guides the size of the device (c)

Figure 2: Balloon occlusion of first defect allows cannulation of the second defect (a). This is followed by simultaneous balloon inflation of both defects (b) to identify any residual flow on echocardiography through a third defect (if any). Balloon waist guides the size of the device (c)