Pedicle screw and laminar hook clamping device, has clip including hole and two side axles sliding in respective slots of cylindrical part and taking respective circular cavities as axes to crimp spinal cord by simple rotation

摘要

The device has a cylindrical part (2) truncated at its top portion, and two center slots (3) terminated with two circular cavities (4). The cavities are coupled with a clip (1) including two side axles (5) and a hole (10). The axles slide in the respective slots and take respective circular cavities as axes to crimp a spinal cord (6) by simple rotation.