Infusion site for improved mixing of fluids

Details Infusion site for improved mixing of fluids Infusion site for improved mixing of fluids

A - Human Necessities

61

M

A61M 1/36 (2006.01) A61M 1/34 (2006.01)

Patent

CA 2696521

The invention relates to a blood line (108) comprising an infusion site (145) intended to inject into the line a solution, comprising: - a first main channel (200) having a first passage section, - a second main channel (220) having a second passage section, - means for the formation (210) of a turbulence area located downstream from the first main channel, located upstream from the second main channel, these formation means comprising a first fluid passage means (224) defining a reduction (225) in the passage section and whose smallest passage section is smaller than the first passage section and smaller than the second fluid passage section, - a secondary channel (230) comprising an inlet (231) for letting in the solution and an outlet (232) in fluid communication with the first main channel or the means for the formation of a turbulence area or the second main channel.

L'invention concerne un tube pour le sang (108) comprenant un site de perfusion (145) servant à injecter une solution dans le tube, comprenant : - un premier conduit principal (200) comportant une première section de passage, - un deuxième conduit principal (220) comportant une deuxième section de passage, - des moyens de formation (210) d'une zone de turbulence située en aval du premier conduit principal, et située en amont du deuxième conduit principal, ces moyens de formation comprenant un premier moyen de passage de fluide (224) définissant une réduction (225) dans la section de passage et dont la section de passage la plus étroite est plus étroite que la première section de passage et plus étroite que la deuxième section de passage du fluide, - un conduit secondaire (230) comprenant une entrée (231) pour laisser entrer la solution et une sortie (232) en communication fluidique le premier conduit principal ou les moyens de formation d'une zone de turbulence ou le deuxième conduit principal.

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