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The ornamental design for refractive surgery instrument, as shown and described. |
FIG. 1 is a perspective view of an opthalmic refractive surgery instrument showing a new design in accordance with my invention;
FIG. 2 is a top view thereof;
FIG. 3 is a side view thereof, both sides being identical;
FIG. 4 is a bottom view thereof;
FIG. 5 is a front end view thereof; and,
FIG. 6 is a rear end view thereof.
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