Nickel-titanium, lubricious medical catheter wire

Details Nickel-titanium, lubricious medical catheter wire Nickel-titanium, lubricious medical catheter wire

A - Human Necessities

61

M

A61M 25/09 (2006.01) A61M 25/00 (2006.01)

Patent

CA 2191619

This invention is a medical device for use in catheterization procedures. More specifically, it is a medical catheter wire for use within a catheter lumen and having a super-elastic metallic core coated with lubricious coating and having a distal region desirably with reduced stiffness that ends in an enlarged distal tip. The device may be used as a valve wire in combination with a single lumen balloon catheter or as a wire pusher in combination with an introducer delivery catheter that coaxially houses a helical vaso-occlusive coil.

ppareil médical pour cathétérisme. Plus précisément, fil métallique à utiliser dans la lumière d'un cathéter médical, dont l'âme métallique super-élastique est enduite d'un revêtement lubrifié, et dont la zone distale est de préférence plutôt souple et se termine par un embout distal élargi. Le dispositif peut être utilisé comme fil de valve en association avec un cathéter à ballonnet à lumière unique, ou comme un pousse-fil en association avec un cathéter introducteur d'injection abritant le long de son axe une bobine hélicoïdale d'occlusion vasculaire.

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