Portable defibrillator

FIG. 1 is a perspective view of a portable defibrillator;

FIG. 2 is a front view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a first end view thereof;

FIG. 5 is a second end view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a rear view thereof.

Portions of the strap shown in broken lines form no part of the claimed design. The broken lines form no part of the claimed design.