| 摘要 |
600484 A nasal mask assembly (10) for nasal CPAP therapy of a patient, comprising: a frame (20) with a central aperture; a nasal cushion (40) permanently attached to the frame via a co-molded connection; an elbow (60) with a flexible quick release mechanism adapted to connect to the frame at the central aperture; and a headgear assembly (80) comprising: strap assembly including at least one flexible strap (84) having a relatively soft fabric and foam material construction, and a yoke (92) made of a relatively rigid material compared to the flexible strap and having a degree of flexibility in a first direction such that variations in patient physiology can be accommodated in use. The nasal mask assembly is not provided with a chin strap. The nasal mask assembly is not provided with a forehead support. Alternatively, a plurality of non-attached cushions of different sizes may be provided. |
