Patient interface

FIG. 1 is a front perspective view of a patient interface showing the first embodiment according to our new ornamental design;

FIG. 2 is front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a front perspective view of a patient interface showing the second embodiment according to our new ornamental design;

FIG. 9 is front view thereof;

FIG. 10 is a rear view thereof;

FIG. 11 is a top view thereof;

FIG. 12 is a bottom view thereof;

FIG. 13 is a left side view thereof; and,

FIG. 14 is a right side view thereof.

The broken lines in the drawings illustrate portions of the patient interface which form no part of the claimed design.

Line shading and stippling have been used in the drawings to indicate a contrast in appearance.

The patient interface is shown with a symbolic break in its length for ease of illustration. The appearance of any portion of the article between the break lines forms no part of the claimed design.