FIG. 1 is a right perspective view of a ring-type pulse sensor showing my new design;
FIG. 2 is a front view thereof;
FIG. 3 is a rear view thereof;
FIG. 4 is a left side elevational view thereof; the opposite side being a mirror image of the shown;
FIG. 5 is a top plan view thereof; and,
FIG. 6 is a bottom plan view thereof.