However, polyaxial screw heads can be controlled with an instrument in such a way as to mimic the monoaxial screw capability for direct vertebral rotation but ultimately retain the advantages of a polyaxial screws. The polyaxial screw is the most versatile. The polyaxial screw is a load-sharing device. A portion of the applied correction force is dissipated through the polyaxial connection protecting the bone-screw interface.

Ahab his mark for Ahab's mark.

Kill white people and get paid for it? What's not to like?

There were the relationshippers whose focus was on Mulder and Scully’s relationship, or the MSR as it was called (with a possible emphasis on romance).