SPINE FIXING SCREW FOR INJECTING BONE CEMENT INTO A SPINE PART WITH LOW BONE DENSITY

摘要

PURPOSE: A spine fixing screw for injecting bone cement is provided to facilitate a surgical operation by directly injecting the bone cement into a screw unit of the spine fixing screw.;CONSTITUTION: A screw unit(20) is formed on the lower side of a head unit(10). The head unit has a rod receiving groove(30). Bone cement is injected into the screw unit through an injection tube. The injected cement is discharged to the outside through a penetration hole(50).;COPYRIGHT KIPO 2011