B - Operations – Transporting – 29 – C
Patent
B - Operations, Transporting
29
C
B29C 47/02 (2006.01) A61M 25/00 (2006.01) A61M 25/01 (2006.01) A61M 25/06 (2006.01) A61M 25/098 (2006.01) A61M 25/16 (2006.01) B29C 39/18 (2006.01) B29C 61/02 (2006.01) B29C 57/00 (2006.01)
Patent
CA 2378853
The present invention relates to an improved introducer device for insertion of catheters and other devices into the vasculature of a patient. Introducer devices of the present invention incorporate a polymeric layer (16) jacketing a variably flexible sheath (10) having a proximal end (14), a distal end (13) and a longitudinal shaft (12) extending therebetween wherein the sheath (10) surrounds a reinforcement member (17) for kink resistance and a lubricious inner substrate (15) having an internal passageway (18). Methods for manufacture of such devices are also disclosed.
La présente invention concerne un dispositif introducteur perfectionné permettant d'insérer des cathéters et d'autres dispositifs dans le système vasculaire d'un patient. Les dispositifs introducteurs de la présente invention incorporent une couche polymère (16) enveloppant une gaine flexible (10) possédant une extrémité proximale (14), une extrémité distale (13) et un arbre longitudinal (12) s'étendant entre celles-ci. La gaine (10) entoure un élément de renforcement (17) de résistance au vrillage et un substrat intérieur lubrifiant (15) comprenant un passage interne (18). L'invention concerne également des procédés de fabrication de ces dispositifs.
Anderson Brent
Berhow Steven
Ridout & Maybee Llp
Tfx Medical Extrusion Products
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