Oral care implement accessory

FIG. 1 is a front right perspective view of an oral care implement accessory showing my new design;

FIG. 2 is a rear left perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a right side view thereof, the left side view being a mirror image thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

All broken lines shown in the drawings are for environmental purposes only and form no part of the claimed design.