The cervical spine is the part of the spinal column (backbone ... While the primary motion of the atlanto-axial joint (C1 – C2) is rotation, and the secondary motion is flexion/extension.

Up to 26% percent of people over the age of 64 may have cervical stenosis despite not having any symptoms. The spinal cord is an important part of the central nervous system that carries signals ...

He developed rotation-traction manipulation to treat ... make sure the robot can mimic the mechanical properties of the cervical spine under manipulation. The team used a nonlinear spring ...