Nasal and oral cannula supplying, sampling and/or detecting...

A - Human Necessities – 61 – M

Patent

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Details

A61M 16/00 (2006.01) A61F 5/56 (2006.01) A61M 16/06 (2006.01)

Patent

CA 2548145

A nasal cannula comprising a hollow main body having opposed first and second ends with the main body defining an internal chamber therein. At least a first nasal prong communicating with the internal chamber of the main body and defining a first nasal prong passageway. A mouthpiece having a gas passageway and a retainer passageway, and a first end of the gas passageway communicating with the internal chamber of the main body while a second free end of the mouth piece having a gas passageway opening therein. An elongate malleable dead soft member being received within the retainer passageway for the facilitating retained adjustment of the mouthpiece. A method of forming the cannula as well as a method of using the cannula are also disclosed.

Une canule nasale comprend un corps principal creux présentant des première et second extrémités et définissant une chambre interne. On prévoit au moins une première pâte nasale en communication avec la chambre interne du corps principal et définissant un premier passage pour pâte nasale. Un module pour la bouche présente un passage de gaz et un passage de rétention. Une premier extrémité du passage de gaz est en communication avec la chambre interne du corps principal, alors que la seconde extrémité libre du module de bouche présente un passage de gaz s'ouvrant dans cette direction. Un élément souple malléable et allongé est reçu dans le passage de rétention afin de faciliter le réglage retenu du module de bouche. On met en oeuvre un procédé de formation de la canule ainsi qu'un procédé d'utilisation de celle-ci.

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