Catheter for providing a fluid connection with the small...

A - Human Necessities – 61 – J

Patent

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A61J 15/00 (2006.01) A61B 1/005 (2006.01) A61M 25/00 (2006.01)

Patent

CA 2285042

Probe for providing a fluid connection with the small intestine comprising a tube (10) to be inserted in the small intestine via the stomach, having proximal and distal open ends (10A, 10B) and inherent tendency of coiling over a predetermined length at the distal end, and a guide (14) displaceable in the tube from the proximal end for straightening said length in order that it shall be straightened during the actual insertion into the stomach. According to the invention the tube has at least in said predetermined portion a hairy, frosted, rough, ribbed or finned outside surface (16).

L'invention concerne une sonde assurant la communication fluidique avec l'intestin grêle. Cette sonde comprend un tube (10) qui est destiné à être inséré dans l'intestin grêle par l'estomac et est doté d'extrémités ouvertes (10A, 10B), proximale et distale. Ce tube a une tendance inhérente à former une spirale sur une longueur donnée à partir de l'extrémité distale. Cette sonde comprend également un fil de guidage (14) mobile dans le tube à partir de l'extrémité proximale pour redresser ladite longueur de telle manière qu'elle soit droite lors de son insertion dans l'estomac. Selon l'invention, le tube est doté, au moins sur la longueur donnée, d'une surface extérieure pileuse, dépolie, rugueuse, nervurée ou à ailettes.

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