| abstract |
An object of the present invention is to provide a mask system with a high level of comfort and ease of use. A patient interface (10) includes a seal structure (20) configured to provide an effective seal with a patient's nose and a gas suitable for breathing to the seal structure (20). An inlet tube structure (30) configured to supply and a cover (40) substantially surrounding the seal structure (20) and / or the inlet tube structure (30). [Selection] Figure 1-1 |