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Acupuncture point · Ren Mai (Conception Vessel)

Yinjiao (CV7)

Yinjiao (CV7), “Yin Intersection”, is a point on the Ren Mai (Conception Vessel). It is point 7 of the 24 on the channel. Regulates the uterus and menstruation and moves Blood in the lower abdomen.

阴交 · Yīn JiāoUpdated on

Location

On the lower abdomen, 1 cun below the umbilicus, on the anterior median line.

Functions according to tradition

Regulates the uterus and menstruation and moves Blood in the lower abdomen.

Traditional indications

  • Irregular menstruation
  • Periumbilical pain
  • Vaginal discharge
  • Postpartum bleeding

Indications described by tradition; they do not amount to proven clinical effectiveness for each one.

What its classification means

Crossing with an extraordinary vessel

At this point the channel crosses the Penetrating Vessel (Chong Mai, 冲脉), called the “sea of Blood”, one of the eight extraordinary vessels.

Precautions

No specific precautions are described beyond the general ones for acupuncture. Needling must always be performed by a trained professional.

Points on other channels with similar indications

They share several traditional indications with this point. Comparing them helps understand why one or the other is chosen.

Point profile

Code
CV7
Pinyin name
Yīn Jiāo
Characters
阴交
Translation
Yin Intersection
Meridian
Ren Mai (Conception Vessel)
Classification
Chong Mai
Topics
Menstruation, Uterus, Pain

Health notice. Educational and study content. It describes concepts of Traditional Chinese Medicine and does not replace diagnosis or treatment by a healthcare professional. Needling, medicinal herbs and invasive techniques must be applied by trained professionals. Safety guide.