FIG. 1 is a top, back, right side isometric view of a cable management device showing our new design;

FIG. 2 is a top, front, left side isometric view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof;

FIG. 7 is a front view thereof; and,

FIG. 8 is a back view thereof.

The broken line portion of the figure drawings is included to show unclaimed subject matter only and forms no part of the claimed design.