US D598549 S1
The ornamental design for a surgical trocar, as shown and described.
FIG. 1 is a perspective view of the surgical trocar of the present invention showing the new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a right side elevational view thereof;
FIG. 5 is a left side elevational view thereof;
FIG. 6 is a rear elevational view thereof; and,
FIG. 7 is a bottom plan view thereof.