The combined therapy group was treated with scalp acupuncture at forehead middle line , parieral middle line , temporal front line and temporal rear line as well as auricular point sticking at naogan ( AT@ ,@ ) , shen ( CO@ ) , shenmen ( TF@ ) , zhen ( AT@ ) , once a day ; the body acupuncture group was treated with acupuncture at Baihui ( GV @ ) , Fengchi ( GB @ ) , Zusanli ( ST @ ) and so on , once a day ; the western medication group was treated with oral administration of aniracetam tablets , @ g per time , twice a day .