SCREW FOR BONE COAPATATION HAVING ESCAPE PREVENTIVE FUNCTION

摘要

PROBLEM TO BE SOLVED: To provide a screw for preventing the entire part of the screw from deviating downward and causing a pain when a fracture portion is invaginated by bone coapatation using the screw. SOLUTION: The screw is formed of a structure which is capable of separating a screw end and a screw body and inserting both to each other and sliding both with each other.