Patent ID: 8888779

Claim:
A locking screw for an intramedullary nail having at least one transverse borehole, the locking screw having a central longitudinal axis and comprising: a screw shaft, at least a portion of which includes an external thread having an outer diameter; a screw head having a diameter greater than the outer diameter of the external thread; and a passage formed through the screw head configured and dimensioned to receive a longitudinal wedging element to be passed therethrough into a clearance between an outer surface of the external thread and an inner surface of the transverse borehole, the passage extending in a first direction generally parallel to the longitudinal axis of the screw, wherein the longitudinal wedging element is introduced through the passage in the screw head and is configured and dimensioned to be wedged between the screw shaft of the locking screw and an inner surface of the transverse borehole in the intramedullary nail, and wherein the longitudinal wedging element has a tapering a cross-sectional profile corresponding to the cross-sectional profile of the passage.