When Cox Chiropractic Medicine Inc Will Use Protocol ICox Technic recognizes two types of patients: Protocol I and Protocol II. Protocol I patients report pain that extends down an extremity (past the elbow or knee). Protocol I patients may be treated more often in the beginning according to the 50% Rule and with specific segment flexion-distraction, very gently and to tolerance. See a video of Protocol I Cox Technic. "This information and website content is not intended to diagnose, guarantee results, or recommend specific treatment or activity. It is designed to educate and inform only. Please consult your physician for a thorough examination leading to a diagnosis and well-planned treatment strategy. See more details on the DISCLAIMER page. Content is reviewed by Dr. James M. Cox I."