Nose mask

Details Nose mask Nose mask

A - Human Necessities

61

M

A61M 16/06 (2006.01)

Patent

CA 2375928

A nasal mask includes a shell forming a chamber having an inlet and at least one outlet and a seal. The seal is disposed proximate the outlet for contacting and sealing with external skin proximate at least one naris at a base of a nose of a user donning the mask. Substantially all of the sealing occurs between the seal and the external skin.

La présente invention concerne un masque respiratoire (301) comprenant une coque (308) formant une chambre (390) qui comprend un orifice d'entrée (332) et au moins un orifice de sortie et un joint d'étanchéité (302). Le joint d'étanchéité (302) est disposé près de l'orifice de sortie pour venir en contact hermétique avec la peau du visage à proximité d'au moins une narine à la base du nez d'un utilisateur portant le masque en question. Pratiquement toute l'activité d'étanchéité se produit entre le joint d'étanchéité (302) et la peau du visage.

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