The ornamental design for an ultrasounddevice, as shown and described.
FIG. 1 is a first perspective view of an ultrasound device;
FIG. 2 is a second perspective view thereof;
FIG. 3 is a front view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a right view thereof;
FIG. 6 is a left view thereof;
FIG. 7 is a third perspective view thereof;
FIG. 8 is a fourth perspective view thereof; and,
FIG. 9 is a top view thereof.
The broken lines in the drawing views are included for the purpose of illustrating portions of the ultrasound device that form no part of the claimed design.