Acupuncture Point Guanyuanshu (BL26)
Location:
1 spinous process below the spinous process of the 4th lumbar vertebra, 1.5 cun apart from it laterally.

Function:
Reinforcing the primordial qi, and regulating the lower-jiao.

Regional Anatomy:
Skin-subcutaneous tissue-superficial layer of thoracolumbar fascia-erector spinal muscle.
In the superficial layer, there are the cutaneous branches of the posterior branches of the 5th lumbar and 1st sacral nerves and accompanying arteries and veins. In the deep layer, there are the muscular branches of the posterior branches of the 5th lumbar nerves.

Indications:
Chronic enteritis, Diabetes, Anemia, chronic pelvic inflammation, urocystitis, Lumbago, dysentery, and anuresis.

Prescription:
Combined use with ZusanliST36 (Zusanli (ST36) He-Sea Point) for treatmen of enteritis; with GuanyuanCV4 (Guanyuan (CV4) Front-Mu Point of the SmallIntestine), SanyinjiaoSP6 (Sanyinjiao (SP6)) for treatmen of pelvic inflammation; with ZhongjiCV3 (Zhongji (CV3) Front-Mu Point of the Bladder), YinlingquanSP9 (Yinlingquan (SP9) He-Sea Point) for treatmen of urocystitis; and with ZhonglushuBL29 (Zhonglushu (BL29)), BaihuanshuBL30 (Baihuanshu (BL30)) for treatmen of the pain in the loins and back.

Methods:
Insert the needle perpendicularly, 0.8-1.2 cun deep; needling response: local numbness and distension; moxibustion: using 3-5 moxa-cones, or mild moxibustion for 15 min.