Medical tube

Details Medical tube Medical tube

A - Human Necessities

61

M

A61M 39/08 (2006.01) A61M 25/14 (2006.01)

Patent

CA 2706984

Medical tube (10), having an outer periphery (12), a tube wall (13), a first lumen (30.1) with a first inner surface (11.1), a second lumen (30.2) with a second inner surface (11.2), wherein the lumens (30.1, 30.2) are separated by a dividing wall (31), wherein the first lumen (30.1) has a D-shape in a cross sectional view to the axis (17) of the medical tube (10) and the first inner surface (11.1) of the first lumen (30.1) has at least one projection (20), thus defining a maximum inner circle (11.5) with an inner circle diameter (11.3) which touches at least three limitative points (51, 52, 53) of the first inner surface (11.1) of the first lumen (30.1).

L'invention concerne un tube médical (10) qui comprend une périphérie externe (12), une paroi de tube (13), une première lumière (30.1) ayant une première surface interne (11.1), une seconde lumière (30.2) ayant une seconde surface interne (11.2), lesdites lumières (30.1, 30.2) étant séparées par une paroi de division (31). Selon l'invention, la première lumière (30.1) a une forme en D selon une vue transversale de l'axe (17) du tube médical (10) et la première surface interne (11.1) de la première lumière (30.1) comprend au moins une projection (20), définissant ainsi un cercle interne maximum (11.5) d'un diamètre de cercle interne (11.3) qui touche au moins trois points limites (51, 52, 53) de la première surface interne (11.1) de la première lumière (30.1).

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