Nasal seal and respiratory interface

Disclosed is a nasal seal 102 and a mask having a naval mask interface assembly 100. The nasal seal 102 extends between a face-contacting side and an outer side. The nasal seal has a contacting surface having an edge that defines nasal seal opening 106 which forms a nose-receiving opening into the mask cavity and which is configured to seal about the user’s nose. The nasal seal also has an under-nose nasal support 124 fixedly connected into the seal and which is configured to act as a nasal sling extending within the mask cavity and having a contact surface that is connected to the edge of the contacting surface. A naval mask interface having such a seal is also disclosed.

Nasal seal and respiratory interface

A nasal mask comprises a seal housing (204) and a flexible nasal seal 102 connected or connectable to the seal housing to define a mask cavity. The nasal seal extends between a face-contacting side and an outer side. The nasal seal has a contacting surface having an edge that defines a nose-receiving opening into the mask cavity and which is configured to seal about the user’s nose. The nasal seal also has an under-nose support 124 fixedly connected into the seal and which is configured to extend within the mask cavity and having a contact surface that is oriented to contact at least a portion of the under-nose surface of the user. The headgear comprises left and right straps 252 and a yoke (208) configured to be releasably connected to the seal housing (204), the yoke being configured to releasably connect to the side straps.

Nasal seal and respiratory interface

Nasal seal and respiratory interface