Handpiece for surgical instrument

FIG. 1 is a front perspective view of a handpiece for surgical instrument, showing my/our new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left elevational view thereof;

FIG. 6 is a right elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken line showing of the buttons, button openings and certain trigger features represents unclaimed portions of the article which form no part of the claimed design.