Co-axial tapered catheter

A - Human Necessities – 61 – M

Patent

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Details

A61M 25/16 (2006.01) A61M 25/14 (2006.01) A61M 25/18 (2006.01)

Patent

CA 2541789

A co-axial catheter is disclosed. The catheter includes a first lumen having a first distal end, a first proximal end, and a longitudinal axis extending therethrough. The catheter further includes a second lumen having a second distal end and a second proximal end. The second lumen extends co-axially with the first lumen, wherein the second lumen is at least partially disposed within the first lumen. The second distal end extends distally of the first distal end. The second distal end includes a distal tip and a bulbous projection disposed between the distal tip and the first distal end. A method of manufacturing and of inserting the catheter is also disclosed.

L'invention concerne un cathéter coaxial, comprenant une première lumière qui présente une première extrémité distale, une première extrémité proximale et un axe longitudinal passant par ces dernières. Ce cathéter comprend en outre une seconde lumière présentant une seconde extrémité distale et une seconde extrémité proximale. Cette seconde lumière s'étend coaxialement à la première lumière, et est disposée au moins partiellement à l'intérieur de la première lumière. La seconde extrémité distale s'avance sur le côté distal de la première extrémité distale. Cette seconde extrémité distale comprend un bout distal et une partie saillante en forme de bulbe, placée entre le bout distal et la première extrémité distale, L'invention concerne également un procédé de production et une méthode d'insertion de ce cathéter.

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