Endoprosthesis and procedure of its manufacturing
An endoprosthesis comprises a basic mesh, and a functional element attached to a carrier structure and having a different material composition in at least a portion of its volume in comparison with the material of the basic mesh, where the carrier structure is arranged on the basic mesh on the first...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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Zusammenfassung: | An endoprosthesis comprises a basic mesh, and a functional element attached to a carrier structure and having a different material composition in at least a portion of its volume in comparison with the material of the basic mesh, where the carrier structure is arranged on the basic mesh on the first essentially finger-shaped end and protrudes away from the basic mesh, and where the functional element is arranged on an area of the carrier structure that protrudes away from the base body and at least partially surrounds the area of the carrier structure. An independent claim is included for production of an endoprosthesis involving producing an endoprosthesis comprising a basic mesh, and a functional element attached to a carrier structure and having a different material composition in at least a portion of its volume in comparison with the material of the basic mesh, where the carrier structure is arranged on the basic mesh on the first essentially finger-shaped end and protrudes away from the basic mesh; where the functional element is arranged on an area of the carrier structure that protrudes away from the base body and at least partially surrounds the area of the carrier structure; where the base mesh together with the at least one carrier structure is made of a hollow cylinder or where the at least one carrier structure is produced separately from the basic mesh and is then attached to the basic mesh. ACTIVITY : Vasotropic. No biological example given. MECHANISM OF ACTION : None given.
Die Erfindung betrifft eine Endoprothese, insbesondere intraluminale Endoprothese, z.B. ein Stent, mit einem Grundgitter (2) und einem an einer Trägerstruktur (6, 6', 6", 16, 16', 26, 26', 36, 46, 56, 66) befestigten Funktionselement (8, 8', 18, 18', 28, 28', 38, 48, 58, 68), das zumindest in einem Teil seines Volumens eine verglichen mit dem Material des Grundgitters (2) verschiedene Materialzusammensetzung aufweist. Die Trägerstruktur (6, 6', 6", 16, 16', 26, 26', 36, 46, 56, 66) ist an ihrem ersten, im Wesentlichen fingerförmigen Ende an dem Grundgitter (2) angeordnet und ragt von diesem im Wesentlichen fortsatzartig weg. Das Funktionselement (8, 8', 18, 18', 28, 28', 38, 48, 58, 68) ist an einem von dem Grundköper wegragenden Bereich der Trägerstruktur (6, 6', 6", 16, 16', 26, 26', 36, 46, 56, 66) angeordnet und umgibt diesen Bereich mindestens teilweise. |
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