Breathing assistance apparatus

A - Human Necessities – 61 – M

Patent

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Details

A61M 16/00 (2006.01) A61B 5/08 (2006.01) A61M 16/06 (2006.01) A61M 16/10 (2006.01) A61M 16/16 (2006.01)

Patent

CA 2457277

A nasal cannula for delivering respiratory gases to a patient comprising a gases inlet configured to engage an inspiratory conduit, a gases outlet configured to engage an expiratory conduit, the gases inlet and the gases outlet configured to engage an expiratory conduit, the gases inlet and the gases outlet in fluid communication via a low resistance path, and a pair of nasal prongs, each of the prongs substantially equidistant from, and in fluid communication with, the gases inlet (112), and substantially equidistant from and in fluid communication with the gases outlet (142), and the nasal prongs (116, 118) are juxtaposed directly in the low resistance path

La présente invention concerne une canule nasale (100) servant à apporter des gaz respiratoires à un nouveau-né et comprenant d'une part un collecteur comportant une chambre (10), une admission (16) de gaz servant à acheminer les gaz dans la chambre et une sortie de gaz (12) ainsi qu'un passage à faible résistance pour les gaz traversant la chambre de son admission vers son orifice de sortie ; et d'autre part une paire de pinces (116, 118) nasales qui sont en communication fluidique avec la chambre, sont sensiblement équidistantes par rapport à l'admission de gaz et sont juxtaposées directement dans le passage à faible résistance afin que tout espace mort soit supprimé.

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