The ornamental design for a portablemedicalendoscopeoperatingunit, as shown and described.
FIG. 1 is a front view of a portable medical endoscope operating unit, showing our new design;
FIG. 2 is a rear view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a left side view thereof; and,
FIG. 6 is a right side view thereof.
The broken lines in the drawing depict unclaimed portions of the portable medical endoscope operating unit. The claim is comprised of the shaded surfaces of the portable medical endoscope operating unit only.