A FIXING DEVICE OF LAMINOPLASTY IN SPINAL COLUMN

摘要

PURPOSE: A fixing device of laminoplasty in a spinal column is provided to prevent damage to a lateral body by firmly connecting laminoplasty and the lateral body through a polyaxial screw. CONSTITUTION: A fixing unit(110) is comprised of a first fixing part(111) and a second fixing unit(112) and is fixed to a lateral body. A polyaxial screw(40) is combined with the first fixing part and is comprised of a head unit, a screw part, and a set screw. A mini screw is coupled in the second fixing part.