Fig. 2
From: Percutaneous closure of simple congenital heart diseases under echocardiographic guidance
The steps of percutaneous device closure of ASD. A The guidewire was advanced into the RA. B The guidewire advanced through the ASD and into the LA. C The delivery sheath advanced into the LA guided by TEE. D The device was deployed. RA: right atrium; LA: left atrium; LV: left ventricle; RV: right ventricle; ASD: atrial septal defect; IVC: inferior vena cava; SVC: superior vena cava