Weizhong is at the midpoint of the transverse crease of the popliteal fossa.

Weizhong BL40 :Nomenclature, Location, Function, Indication, Method

Weizhong is at the midpoint of the transverse crease of the popliteal fossa.
Weizhong-BL40

Nomenclature:

Wei: crooked Zhong: middle
Weizhong is at the midpoint of the transverse crease of the popliteal fossa.

Point: BL40
Chinese Name: 委中
English Name/Meaning: Middle of the Crook
Pinyin: wěi zhōng
Han Geul 한글: wi jung 위중
Romaji: i chū
Vietnamese:Ủy trung

Location:

On the midpoint of the transverse crease of the popliteal fossa, between the tendons of the biceps femoris and semitendinous.

Functions of Weizhong:

  • Drains summer heat (heat in blood, heat in body).
  • Benefits lower back and knees (god for tendons).
  • Clears blood heat (get toxinsout of blood, red rashes).

Indication:

  • Main point for pains of the back and lumbar, spasm of the popliteal tendons, weakness or paralysis in the lower limbs.
  • Since weizhong is the He-sea point of Bladder meridian, this is also main point in difficulty in urination, enuresis.
  • Diseases of skin: Erysipelas, urticaria, furuncles.

Method:

Puncture perpendicularly 1-1.5 cun.
Prick to bleeding with three-edged needles.

Remarks:

He-Sea Point of Bladder.
Gao Wu command point.

Precaution:

Not suitable for direct moxibustion.

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