REN-9 Shuifen - Water Division
More Spirit Names: Water Divide, Water Separation, Divided Waters, Central Guard
| English: | Water Separation |
| Also Known As: | Water Divide Water Part Water Division Water Balancer Portion of Liquids Water Distribution |
Location
- 1 cun superior to the umbilicus on the midline.
- 1 cun directly above the navel.
- On the midline of the abdomen, 2 cun above the umbilicus and 7 cun below the sternocostal angle. (Secondary source)
Needling
- Straight insertion 1 to 1.5 cun.
- Perpendicular insertion 0.5 to 1 cun.
- Moxibustion is applicable.
- Perpendicular insertion 0.8 to 1.5 cun.
- Caution: in thin patients deep needling may penetrate the peritonea cavity.
Command Functions
- Reunion point of the REN and Lung channels
Actions
- Regulates the Spleen, Stomach and Small Intestines
- Warms Cold
- Regulates the water pathways
- Resolves Dampness
- Promotes the transformation of fluids
- Treats edema
- Harmonizes the Intestines
- Dispels accumulation
Indications
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Combinations
| KI-7 | SP-9 | REN-11 |
Edema | Edema around the umbilical region | Edema of the abdomen with drum-like distention |
REN-5 | ||
Spasmodic pain of the hypogastrium | Periumbilical pain | Periumbilical pain |
Pain of the umbilical region | No pleasure in eating |
Contraindications
- Contraindicated to needle for those with ascites.
- Contraindicated for moxibustion during pregnancy.
- Some say this point should not be needled just warmed with moxa.
Notes
- This is a very important point to use whenever there is Dampness, Phlegm or edema.
- Use this point when you can't harmonize the Bladder and Kidneys.
- It is good for all Internal secretions.
- It is good for the fluidity of the mind and of the limbs.
- It balances the endocrine and lymphatic systems.
- This is the main water control point in the body.
- It is located just above where the Small Intestine separates the pure from the turbid.
- REN-9, ST-28 and UB-39 are key points for water metabolism.
Five Elements Spirit Perspective
| Spirit of the Point | Water Division works with the Small Intestine to sort fluids from solids and pure from impure. It helps balance every secretion, fluid and hormone; don't confine it to water, since it balances secretions on all levels. It gives fluidity to the mind and body and is good for separating the clear from the unclear, the appropriate from the inappropriate. |
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| Worsley | Location: On the front midline, 1 ACI above the umbilicus. |
| When to Consider |
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| Notes |
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From Class
- Edema of pregnancy (Zi Zhong): SJ-6, BL-20, Ren-9, Ren-11, Ren-12, ST-36, SP-3, KI-7, ST-21, BL-22: Yi Zhi Ren with Shen Ling Bai Zhu San for weak Spleen; Li Yu Tang (carp, Bai Zhu, Fu Ling, Dang Gui, Bai Shao, Sheng Jiang). (Lewis)
- Ren-9 Shuifen — 7 thrusts downward: Needle toward the feet with seven thrusts (pull up slowly, push down quickly) to increase fluid elimination; directed upward it retains fluid.
