FIG. 1 is a perspective view of a sheath for a cervical optical probe, showing our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a back view thereof; and,

FIG. 6 is a front view thereof.

The portion of the article shown in broken lines throughout the views is for illustrative purposes only and does not form an integral part of the disclosed and claimed design.