We report the successful closure of a postoperative patent foramen ovale in
a patient who underwent coronary artery bypass grafting and mitral valve r
eplacement for severe mitral insufficiency. The postoperative course was co
mplicated by severe hypoxemia due to a large patent foramen ovale. The pati
ent underwent transcatheter closure with the Das Angel Wings transcatheter
occluder (Microvena Corporation, White Bear Lake, MN) with immediate improv
ement. (C) 1999 by The Society of Thoracic Surgeons.