Patent ID: 7232443

Claim:
A targeting apparatus for connection to a locking nail having a threaded end with at least one crossbore adjacent thereto comprising: a nail retention screw having an end intended for insertion into and attachment to the threaded end of the locking nail, the retention screw end having a recess formed between two axial projections which recess, when in a predetermined position, leaves open the cross-bore in the locking nail; an adaptor in the form of a joining sleeve which has a drive element which, when the sleeve is inserted onto the nail retention screw, engages the nail retention screw such as to cause the nail retention screw to rotate together with the joining sleeve, said sleeve has means to anti-rotationally secure the joining sleeve with respect to the locking nail in the predetermined position of the nail retention screw; and an aiming device including a targeting bore rotatably mounted on the adaptor for targeting the cross-bores in the locking nail.