The ornamental design for a highdensitycathetertip, as shown and described.
FIG. 1 is a top plan view of a high density catheter tip showing our new design;
FIG. 2 is a side perspective view thereof; and,
FIG. 3 is a side elevation view thereof in a flexed position.
The dashed broken lines and stipple shading shown in FIG. 3 illustrates a surface that forms no part of the claimed design. The dot-dash broken lines in the drawings define the boundaries of the claimed design and form no part thereof. The remaining dashed broken lines in the figures depict portions of the catheter tip that form no part of the claimed design.