Acupuncture group
OtherThe patients in this group received acupuncture treatment 3 times a week for 4 weeks. Acupuncture points selection: bilateral Fei Shu (BL13), Xin Shu (BL15), Ji Shu (BL17), Gan Shu (BL18), PI Shu (BL20), Shen Shu (BL23), Shangqiu (SP5), Yin Bai (SP5), foot Qioyin (GB44), Li Dui (ST45). Acupuncture operation method: The patient took the lateral position and used Huacheng acupuncture needle (body length 40mm, diameter 0.30mm) to skew 0.5~0.8 inches at the back acupoint, 0.5~0.8 inches at Shangqiu (SP5), 0.1 inches at Yin Bai (SP5), foot Qiaoyin (GB44) and Li Dui (ST45), and left the needle for 30 minutes to wait for qi.