title: Improved balloon catheters for large-vessel and valvular angioplasty.
mesh_terms: D000800:Angioplasty, Balloon / Q000295:instrumentation* / Q000379:methods; D001013:Aorta, Thoracic; D001018:Aortic Diseases / Q000628:therapy*; D002404:Catheterization / Q000295:instrumentation* / Q000379:methods; D002648:Child; D003251:Constriction, Pathologic; D004106:Dilatation / Q000379:methods; D006801:Humans; D011666:Pulmonary Valve Stenosis / Q000628:therapy*