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The ornamental design for a Tissue grasper rongeur instrument, substantially as shown and described.
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FIG. 1 is a Isometric view of tissue grasper rongeur instrument showing our new design.
FIG. 2 is a front elevational view thereof.
FIG. 3 is a right side elevational view thereof, the left side elevational view being identical thereto.
FIG. 4 is a rear elevational view thereof.
FIG. 5 is a top planview; and,
FIG. 6 is a bottom planview.
Koros, Tibor B., Koros, Gabriel J.
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