Surgical bone pin

Claim 1

A SURGICAL BONE PIN FOR THE INTERNAL FIXATION OF FRACTURED BONES COMPRISING AN ANCHORING MEMBER HAVING A HOLLOW INTERNALLY THREADED DRILL TIP FORMED AT ONE END WITH EXTERNAL THREADS ALONG THE ENTIRE OUTER SURFACE FOR FIRMLY EMBEDDING IN THE BONE STRUCTURE ADJACENT THE FRACTURE AND ENDING IN A SHOULDER, A CYLINDRICAL HEAD MEMBER HAVING A UNIFORM OUTSIDE DIAMETER THROUGHOUT ITS LENGTH SUBSTANTIALLY THE SAME AS THE GREATER DIAMETER OF THE EXTERNAL THREADS ON SAID ANCHORING MEMBER AND HAVING A LENGTH FOR ABUTTING SAID SHOULDER AND EXTENDING FROM SAID ANCHORING MEMBER THROUGH THE FRACTURE WITH THE OUTER END THEREOF RECESSED BELOW THE OUTER SURFACE OF THE BONE, SAID END HAVING CROSS SLOTS FORMED THEREIN FOR RECEIPT OF A DRIVING MEMBER, AND EXTERNAL THREADS FORMED ON THE INNER END PORTION OF THE HEAD MEMBER TO ENGAGE WITH THE INTERNAL THREADS FORMED IN THE ANCHORING MEMBER WHEREBY THE TWO MEMBERS ARE SECURED IN SHOULDER ABUTTING POSITION TO MAINTAIN THE FRACTURED SURFACES IN PROPER ORIENTATED POSITION AND PREVENT MOVEMENT THEREBETWEEN.