4King TD,Thompson SL,Steiner C,et al.Secundum atrial septal defect.Nonoperative closure during cardiac catheterization[J] .J Am Med Assoc,1976,235:2506-2509.
5Du ZD,Hijazi ZM,Kleinman CS,et al.Comparison between transcatheter and surgical closure of secundum atrial septal defect in children and adults:results of a multicenter nonrandomized trial[J] .J Am Coll Cardiol,2002,39:1836-1844.
7Wagdi P,Ritter M.Patient radiation dose during percutaneous interventional closure of interatrial communications[J] .J Cardiol,2009,53:368-373.
8Yakoumakis EN,Gialousis GI,Papadopoulou D,et al.Estimation of children' s radiation dose from cardiac catheterisations,performed for the diagnosis or the treatment of a congenital heart disease using TLD dosimetry and Monte Carlo simulation[J] .J Radiol Prot,2009,29.251-261.
9Mazic U,Gavora P,Masura J.The role of transesophageal echocardiography in transcatheter closure of secundum atrial septal defects by the Amplatzer septal occluder[J] .Am Heart J,2001,142:482-488.
10Kallmeyer IJ,Collard CD,Fox JA,et al.The safety of intraoperative transesophageal echocardiography:a case series ot 7200 cardiac surgical patients[J] .Anesth Analg,2001,92:1126-1130.
