The ornamental design for a handle for a medicaldevice, as shown and described.
FIG. 1 is a top, rear, left side perspective view of a handle for a medical device, showing our new design;
FIG. 2 is a bottom, front, right side perspective view of the handle of FIG. 1;
FIG. 3 is a right side elevational view of the handle of FIG. 1;
FIG. 4 is a front elevational view of the handle of FIG. 1; and
FIG. 5 is a left side elevational view of the handle of FIG. 1;
FIG. 6 is a rear elevational view of the handle of FIG. 1;
FIG. 7 is a top plan view of the handle of FIG. 1; and,
FIG. 8 is a bottom plan view of the handle of FIG. 1.
The broken lines immediately adjacent the shaded areas represent the bounds of the claimed design while all other broken lines are directed to environment and are for illustrative purposes only; the broken lines form no part of the claimed design.