SPINE-FIXING SCREW NAIL FOR OSTEOPOROSIS

摘要

PURPOSE: A spine-fixing screw nail for an osteoporosis is provided which can be fixed to bone by injecting bone cement between the bone and a screw part through holes of the spine fixing screw. CONSTITUTION: The spine-fixing screw nail(10) comprises a vertical hollow part(14) which is bored through the screw nail(10), the screw part(12) having horizontal guide holes(15) leading into the vertical hollow part(14). The bone cement is injected to the vertical hollow part(14) from an injector having the bone cement and then injected between the bone and the screw part(12) through the guide holes(15).