Research Article

Application of Transesophageal Echocardiography in Amplatzer Atrial Septal Defect Occluder for Percutaneous Closure of Large Patent Foramen Ovale

Figure 2

Amplatzer device. (a) The Amplatzer ASD device. (b) The Amplatzer PFO device. ASD: atrial septal defect; PFO: patent foramen ovale.
(a)
(b)