Surgical instrument

FIG. 1 is a perspective view of a surgical instrument showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a right side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines are directed to environment and are for illustrative purposes only; the broken lines form no part of the claimed design. In addition, the unshaded surface that directly adjoins the claimed solid line edge forms no part for the claimed design.