d using sameUS510240122 Ago 19907 Abr 1992Becton, Dickinson And CompanyExpandable catheter having hydrophobic surfaceUS51024024 Ene 19917 Abr 1992Medtronic, Inc.Releasable coatings on balloon cathetersUS513015912 Jun 199014 Jul 1992Shlenker Robin R TMembranes fashioned from latex and other materials and methods of producing the sameUS513551615 Dic 19894 Ago 1992Boston Scientific CorporationThin co