BL-40 (Wei Zhong) Bend Middle

BL-40 (Wei Zhong) Bend Middle

Acupuncture Points on the Bladder Channel of Foot Tai Yang

  • Acupuncture Point Five Elements  He-Sea & Earth Point
  • Gao Wu Command Point, Ma Dan-yang Heavenly Star Point


  • Benefits the lumbar region and knees
  • Activates the channel and alleviates pain


  • Low back pain, motor impairment of the hip joint, contracture of the tendons in the popliteal fossa, muscular atrophy, pain, numbness and motor impairment of the lower extremities, hemiplegia, abdominal pain, vomiting, diarrhea, erysipelas.

Pont Location:

  • A Manual of Acupuncture: At the back of the knee, on the popliteal crease, in a depression midway between the tendons of biceps femoris and semitendinosus.
  • Chinese Acupuncture and Moxibustion: Midpoint of the transverse crease of the popliteal fossa, between the tendons of m. biceps femoris and m. semitendinosus.

Needling Method:

  • Puncture perpendicularly 0.5-1.0 inch, or prick the popliteal vein with three-edged needle to cause bleeding.