129196.fig.002
Figure 2: Family of Amplatzer PFO occluders. The right/left numbers indicate the diameters of the left and right disk, respectively (different in some devices). The French size indicates the minimal inner lumen of the required sheath (1F = 0.3 mm). The double (cribriform) occluders are also predestined for cribriform atrial septal defects.