Ergonomic computer mouse

FIG. 1 is a top perspective view of an ergonomic computer mouse showing our new design, on a reduced scale;

FIG. 2 is a front view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken line drawing of a cord in FIGS. 1, 2, 4, 5, 6, and 7, and the broken line drawing of the trackball and additional elements in FIG. 7 are for illustrative purposes only and form no part of the claimed design.