FIG. 1 is a perspective view of a blade guard for a surgical knife showing my new design;

FIG. 2 is a front view thereof, the rear view being a mirror image of FIG. 2;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a right side elevational view thereof; and

FIG. 6 is a left side elevational view thereof.

FIG. 7 is a perspective view of a blade guard for a surgical knife according to a second embodiment of the present design;

FIG. 8 is a front view thereof, the rear view being a mirror image of FIG. 8;

FIG. 9 is a top plan view thereof;

FIG. 10 is a bottom plan view thereof;

FIG. 11 is a right side elevational view thereof; and,

FIG. 12 is a left side elevational view thereof.