Free Content

Ma Dan Yang Acupuncture: The 12 Miraculous Points – Part 5

Ma Dan Yang was a practitioner of Daoism in the 12th century. As a young man he developed great skill in acupuncture and moxibustion (Zhen Jiu 针灸). He left behind an ode to 12 miraculous acu-points, today known as Ma Dan Yang Acupuncture. If you want to learn a few acupuncture points that produce consistent results in treating a variety of illnesses, learn these! This article presents Ma Dan Yang’s ode to the fifth acu-point, Weizhong (BL 40) .

委中 Weizhong “Middle Bend” BL-40

Weizhong is located in the center of the transverse crease of the flexed knee, between the veins. For Yao (Lumbus) pain, inability to raise up and a deep, heavy pulling sensation in the spine. Sore, aching sinews which do not extend. Wind-Bi which returns irregularly, difficulty in bending and extending the knee. When the needle enters, there is relief. 委中曲(瞅)里。横纹脉中央。腰痛不能举。沉沉引脊梁。 酸痛筋莫展。风痹复无常。膝头难伸屈。针入即安康。 Notes:   The Weizhong (BL 40) acu-point especially cures  Yao (lumbar/waist), back, leg and knee problems. 承注:委中一穴,专治腰背腿膝之疾。

Weizhong “Middle Bend” BL-40

  • Low back pain and inability to lift or straighten (bleed)
  • Ache and pain of the sinews and joints
  • Wind-Bi (rheumatic type pains which comes and goes)
  • Difficult to stretch and bend knee


  • Benefits the Lumbar Area and Knees
  • Activates the Channel – Alleviates Pain
  • Cools the Blood
  • Clears Summer Heat; Stops Bleeding & Diarrhea
  • Benefits the Bladder

Other Modern Indications:

  • Skin Conditions, Eczema, Toxins etc
  • Distension or Pain in the Bladder;
  • Difficult , Dark Urination
  • Hemorrhoids (w/ BL57) – can bleed
  • Pain Along the Channel
  • Ceaseless Nosebleed
  • Knee Pain
  • Axillary Swelling; Pain in back of Shoulder or Scapula
Wei Zhong
Wei Zhong

  Wei Zhong is located in the center of the transverse crease behind the knee when it is flexed.

Please follow and like us: