Catheter with stent and method for the production of a catheter with stent

A catheter system for the introduction and implantation of a stent comprises a catheter ( 1 ) with an expandable portion ( 2 ) at its one end, elements at the opposite catheter end intended for communication with means for expanding the expandable portion, and a stent ( 3 ) made of a material to whi...

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Hauptverfasser: Kamstrup-Larsen, Jorgen, Stoltze, Jacob
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A catheter system for the introduction and implantation of a stent comprises a catheter ( 1 ) with an expandable portion ( 2 ) at its one end, elements at the opposite catheter end intended for communication with means for expanding the expandable portion, and a stent ( 3 ) made of a material to which a permanent deformation is imparted when the catheter is expanded until the desired insertion diameter is reached, said stent ( 3 ) being arranged around the expandable portion ( 2 ) of the catheter, where the stent ( 3 ) is adhesively connected to the expandable portion ( 2 ) of the catheter with adhesion forces between stent and support which are less powerful than the shear forces with which the expandable portion ( 2 ) of the catheter influences the adhesive connection when said portion is expanded, all of the above being obtainable by a method whereby the stent ( 3 ) is arranged around the expandable portion ( 2 ) of the catheter, the catheter surface is softened, e.g. by heating, whereupon the stent ( 3 ) is depressed into the catheter surface.