The ornamental design for a bloodglucosecartridge, as shown and described.
FIG. 1 is a perspective view of a blood glucose cartridge showing our new design;
FIG. 2 is another perspective view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a front view thereof;
FIG. 5 is a right side view thereof;
FIG. 6 is a left side view thereof;
FIG. 7 is a bottom view thereof; and,
FIG. 8 is a rear view thereof.
The broken lines showing the glucose meter in FIGS. 1 and 2 illustrate environmental structure. Other broken lines illustrate unclaimed portions of the blood glucose cartridge. None of the broken lines form a part of the claimed design.