Patient interface structure and method/tool for manufacturing same

摘要

Component of a patient interface (1), particularly a cushion, comprising a first portion (3) having a first shore hardness and a second portion (5) having a second shore hardness different from the first shore hardness, wherein the first and second portion are co-molded to each other.

主权项

1. Component of a patient interface which seals with a patient face to deliver breathable gas under pressure to the patient's airway, comprising:
a first portion having a first shore hardness; and a second portion having a second shore hardness different from the first shore hardness, wherein each of the first and second portions includes a connection portion co-molded to one another such that the first portion and the entire connection portion of the first portion are disposed radially outwardly of the second portion and the entire connection portion of the second portion, the first portion and the connection portion of the first portion forming an outer periphery of the component and the second portion and the connection portion of the second portion forming an inner periphery of the component, wherein at least the connection portion of the first portion is configured to provide a connection to an additional component of the patient interface, and wherein a contact area between the first and second portions is inclined, in a cross-sectional view, with respect to a longitudinal axis extending in a demolding direction.