| 摘要 |
A patient interface device (10) that includes a patient sealing element (12) and a tubing assembly (14) fluidly coupled to the patient sealing element for delivering a breathing gas to the patient sealing element. The tubing assembly is adapted to be worn on a head of a user and includes at least one rigid or semi-rigid straight segment (20) fluidly coupled to at least one flexible bellows segment (18). The tubing assembly may be provided within a headgear component (16) used to attach the patient interface device to the patient's head. |
