The ornamental design for a set of medicalcushions, as shown and described.
FIG. 1 is a perspective view of a set of medical cushions in use on a chair;
FIG. 2 is a front view of the set of medical cushions thereof;
FIG. 3 is a front perspective view of the set of medical cushions without the unclaimed chair;
FIG. 4 is a front view thereof;
FIG. 5 is a back view thereof;
FIG. 6 is a first side view thereof;
FIG. 7 is a second side view thereof;
FIG. 8 is a top view thereof; and,
FIG. 9 is a bottom view thereof.
The dash lines in FIGS. 1-2 in form of a chair depict environmental subject matter and form no part of the claimed design. The rest of the dash lines in the drawings depict portions of the set of medical cushions that form no part of the claimed design.