“…Other devices, for example Duct Occlud [15,16], Amplatzer duct occluder [17][18][19], Gianturco-Grifka vascular occlusion device (GVOD) [20,21], and buttoned device [22,23], may also be potentially useful in occluding RSVA. The Duct Occlud and Amplatzer devices are available only at institutions participating in FDA-approved clinical trials and are not available for use at our institution.…”