Ataxia is a common clinical disease， which is mainly caused by the pathological change of cerebellum， brain spinal cord and peripheral nerve.Neiguan is Luo-connecting point， located at Jueyin pericardium meridian， which is one of eight confluence points.This point has efficiency in tranquilization， sedation， dredging the triple energizer， removing the pain and stopping vomiting and benefiting qi for tranquillization.It is one of the commonly used clinically important acupoints with a wide field of application.Renzhong， also known as Guigong and Guishi， is channel point at governor vessel meridian.Located between nose and mouth， it communicates Ren and Du Meridians and yin and yang qi in order to coordinate yin and yang.Meanwhile， Ren and Du Meridians belong to the brain， so inducing resuscitation and tranquilizing the mind can be achieved by acupuncture.Equilibrium area is the anatomic projection area of cerebellum on scalp， which is preferred acupuncture treatment area in the clinical acupuncture for treating cerebellum ataxia.