1.6MM X 200MM SS GUIDE WIRE, THREADED

Description of Event or Problem

TWO THREADED 1.6MM SS GUIDE WIRES BROKE OFF AT THE THREAD BASE INSIDE PATIENT'S HUMERUS DURING IMPLANTATION OF A SINGLE CANNULATED SCREW FOR TREATMENT OF A HUMERAL EPICONDYLE FRACTURE. THE FIRST BREAKAGE WAS INEXPLICABLE, THE SECOND BREAKAGE OCCURRED WHEN A SECOND WIRE WAS PASSING NEARBY THE FIRST RETAINED WIRE FRAGMENT. EXCESSIVE MANIPULATION OF WIRE TRAJECTORY WAS NOT OBSERVED.