The ornamental design for a structure for interfacing a surgical robotic arm and instrument, as shown and described.
FIG. 1 is a front, top, right-side perspective view of a structure for interfacing a surgical robotic arm and instrument showing our new design;
FIG. 2 is a rear, top, left-side perspective view thereof;
FIG. 3 is a top view thereof;
FIG. 4 is a bottom view thereof;
FIG. 5 is a rear view thereof;
FIG. 6 is a front view thereof; and,
FIG. 7 is a right-side view thereof.
The dash-dash broken lines illustrate portions of the structure for interfacing a surgical robotic arm and instrument that form no part of the claimed design.