Sphygmomanometer

FIG. 1 is a bottom, rear, and left side perspective view of a sphygmomanometer showing my new design; FIG. 2 is a bottom, rear, and right side perspective view thereof; FIG. 3 is a front view thereof; FIG. 4 is a rear view thereof; FIG. 5 is a left side view thereof; FIG. 6 is a right side view thereof; FIG. 7 is a top view thereof; FIG. 8 is a bottom view thereof; FIG. 9 is a cross-sectional view taken along line 9 - 9 in FIG. 4 ; FIG. 10 is a cross-sectional view taken along line 10 - 10 in FIG. 4 ; FIG. 11 is an enlarged view of the circumscribed area 11 in FIG. 9 ; and, FIG. 12 is an enlarged view of the circumscribed area 12 in FIG. 10 . The dashed broken lines in the figures show portions of the sphygmomanometer that form no part of the claimed design. The dot-dashed broken lines in the figures depict the bounds of the claim and form no part thereof. The dot-dot-dashed broken lines in FIGS. 9 - 12 circumscribe the enlarged views and form no part of the claimed design.