The ornamental design for a catheter trimmer, as shown and described.
FIG. 1 is an isometric view of a catheter trimmer according to the present invention.
FIG. 2 is a front view of the catheter trimmer shown in FIG. 1.
FIG. 3 is a rear view of the catheter trimmer shown in FIG. 1.
FIG. 4 is a top view of the catheter trimmer shown in FIG. 1.
FIG. 5 is a bottom view of the catheter trimmer shown in FIG. 1.
FIG. 6 is a right side view of the catheter trimmer shown in FIG. 1; and,
FIG. 7 is a left side view of the catheter trimmer shown in FIG. 1.
The dot-dashed lines applied to the surfaces are used to indicate the apex of the curved surfaces but are not part of the claimed design. The even broken lines are for illustrative purpose only and form no part of the claim. None of the broken lines form part of the claimed design.