Fig. 1From: Transcatheter atrial septal defect closure in an infant (body weight 6.4 kg) using the GORE CARDIOFORM septal occluder (GCSO)Transoesophageal echocardiography during interventional ASD closure. Echocardiographic measurement of the larger ASD prior to interventional closure (a). Echocardiographic image after successful implantation of a GCSO (bold arrows) into the larger ASD. Incomplete coverage of the smaller ASD resulted in trivial residual shunting (slim arrow) (b)Back to article page