To investigate the therapeutic effect and treatment rnachanism of hyperbaric oxygen (HBO) for Encephalon Trama Syndrome. Methods The retrospectively analysis were accessed by the effect of criteria after treatment. The research object was 180 patients who was divided into the group A with 90 patients with the rule treatment and the group B with 90 patients with the rule and HBO treatment, and statistical was made for those patients according to the standard of the effect of treamaent after the period of treatment was completed respectively. Results The effective ratio of group A was 53.89%,The effective ratio of group B after two to six HBO treatment was 94.45%, increased 40.56% Total effecitive ratio was 89.5%, the differences reached very significant (P <0.01). Conclusions The result indicated that the effects on after HBO are apparent. The treatment machanism is that HBO can increase the cereberal oxygenation, recover the cereberal aembioxidation, improve the cerebral anoxia; increase to form the side-branch nrculation, inrease to soften the scar tissue, improve the sympton.
