1Masura,Walsh kp,Thanopulous B,et al.Catheter closure of moderate-to large-size patent dactus arteriosus using the new Amplatzer duct occluder immediate and short-term result[J].Am coll cardial,1998,31(10):878.
3[3]Rocchini AP. Transcatheter closure of atrial septal defects. Past, present, and future. Circulation, 1990,82:1044-1045.
4[4]Prieto LR, Foreman CK, Cheatham JP, et al. Intermediate term outcome of transcatheter secundum atrial septal defect closure using the Bard Clamshell Septal Umbrella. Am J Cardiol, 1996,78:1310-1312.
5[5]Sharafuddin MJ, Gu X, Titus JL, et al. Transvenous closure of secundum atrial septal defects: preliminary results with a new self-expanding nitionol prosthesis in a swine model. Circulation, 1997,95:2162-2168.
