Adjusting with hand-held instruments is much more diverse than just using the Activator. There are a variety of named chiropractic techniques, such as Pierce Technique and Atlas Orthogonal that use motorized instruments to apply a specific forces along specific vectors, to improve the alignment and function of the spine, thus reducing the Vertebral Subluxation Complex.
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Related pages of interest also includes the:
Chiropractic Technique Page, and the