"Shui" (水), water or fluid; "fen" (分), to separate or distribute. This point is located 1 cun above umbilicus and is associated with small intestine, which functions to "separate clear from turbid" and regulate water metabolism. Zhenjiu Zisheng Jing: "This point is also called 'Fenshui' (分水) because it can separate water and grains."

bubble_chart Location

Shuifen (CV9) acupoint
(adapted from "Meridians and Acupoints")

• Zhenjiu Jiayi Jing: "1 cun below Xiawan (CV10) and 1 cun above umbilicus".

bubble_chart Anatomy

• Muscle: in linea alba of abdomen. The deep layer is small intestine.
• Nerve: medial branches of anterior cutaneous branch of 8th and 9th intercostal nerves.
• Vessels: inferior epigastric artery and vein.

bubble_chart Manipulation

Perpendicular insertion 1～1.5 cun. Moxibustion with moxa cone 3 to 7 times, moxibustion with moxa stick for 15 to 20 minutes.

bubble_chart Efficacy

Facilitate water metabolism, reduce swelling, relieve tension and anxiety.

• Classical: stiff spine, internal tension, spasmodic abdominal pain, borborygmus, gastric distension, poor appetite, periumbilical pain, edema, epistaxis.
• Modern: nephritis, gastritis, enteritis.

bubble_chart Combinations

• Swelling: Shuifen (CV9), Pishu (BL20), Sanyinjiao (SP6).
• Edema: Shuifen (CV9), Fuliu (KI7).
• Abdominal fullness and distension: Shuifen (CV9), Shuidao (ST28), Zusanli (ST36), Sanyinjiao (SP6).