Patent ID: 6402758
Filing Date: 2002-06-11
Classification: A61B,A61F

Abstract:
A method for repairing a join between a prosthetic anchoring pin and a bone receiving the pin, without removing the pin from the bone including the steps of:tapping entry and exit bores at spaced apart locations in the bone in communication with opposite ends of an interstice formed at a interface of the pin; providing a pair of adaptors and a zerk, each adaptor comprising an elongate body with leading, penetrating and rear, connecting ends, the body having a pointed penetrating shank which tapers outward as it extends rearward from the leading end and is formed with an external self-tapping screw thread and a fingerpiece comprising a pair of wings protruding radially outward adjacent the rear end and an internal cement passageway extending axially completely through the body communicating with leading and rear ends, the rear end of at least one adaptor being provided with an internal screw thread meshing with a complementary thread on the zerk and manually screwing the adaptors into sealing engagement with respective bores; providing a high pressure cement gun and attaching the zerk to the cement outlet of the cement gun and to the rear end of said at least one adaptor; providing an outlet hose for the cement gun and securing the outlet hose to the zerk and injecting cement under high pressure from the gun through said at least one adaptor to penetrate throughout the interstice traveling from the entry hole to the exit hole thereby filling the interstice to seal and repairing the join.