The ornamental design for a swabdevice, as shown and described.
FIG. 1 is a front perspective view of the design of a swab device showing a third embodiment of the new design;
FIG. 2 is a rear perspective view of the swab device of FIG. 1;
FIG. 3 is a front elevation view of the swab device shown in FIG. 1;
FIG. 4 is a right side elevation view of the swab device shown in FIG. 1 (the left side elevation view of the swab device is a mirror image of the view shown in FIG. 4);
FIG. 5 is a rear elevation view of the swab device shown in FIG. 1;
FIG. 6 is a top plan view of the swab device shown in FIG. 1; and,
FIG. 7 is a bottom plan view of the swab device shown in FIG. 1.