FIG. 1 is a front, right, top perspective view of a medical tray showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is an inverted, rear elevation view thereof;

FIG. 5 is a rotated, right elevation view thereof;

FIG. 6 is a rotated, left elevation view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a front, left, top perspective view thereof.

The broken lines shown are included for the purpose of illustrating portions of the medical tray that form no part of the claimed design.