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

FIG. 2 is an enlarged front view thereof;

FIG. 3 is an enlarged rear view thereof;

FIG. 4 is a perspective view thereof, with the cap removed. The broken line showing is for illustrative purposes only and forms no part of the claimed design;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a left side view thereof, the right side view being identical thereto;

FIG. 8 is an enlarged front view thereof; and,

FIG. 9 is an enlarged rear view thereof.