The ornamental design for a depthadjustablesurgicalpin, as shown and described.
FIG. 1 is a front view of a depth adjustable surgical pin, the rear view being a mirror image thereof;
FIG. 2 is a top view of my design;
FIG. 3 is a bottom view of my design;
FIG. 4 is a right perspective view with the housing engaged with threads on the retention rod, with the left perspective image being a mirror image of my design;
FIG. 5 is a right side view of the housing positioned on the retention rod away from the threads, with the left view being a mirror image of my design;
FIG. 6 is a right side exploded view showing my design; and,
FIG. 7 is a right exploded perspective view showing my design.