Use of Amplatzer septal occluder system for atrial septal defect closure

: Short-term results of minimally invasive transcatheter closure of atrial septal defect using Amplatzer septal occluder system (AGA Medical Corporation, USA) at 72 patients are analyzed. Technique of surgical procedure is described in detail. Morphometric protocol used for determination of indications and contraindication for endoscopic closure is also described. The causes of impossibility of endovascular procedures are established. The rate of transoccluder blood bypasses in postoperative period is demonstrated.