title: Intracardiac knotting of a flow-directed balloon-tipped catheter.
mesh_terms: D000368:Aged; D006328:Cardiac Catheterization / Q000009:adverse effects* / Q000295:instrumentation / Q000379:methods; D006801:Humans; D007431:Intraoperative Complications / Q000209:etiology; D008297:Male; D011183:Postoperative Complications / Q000209:etiology; D011651:Pulmonary Artery