Acupuncture Points Notebook

Location Guides:

: Heyang : Confluence of the Yang

Bl-55 : Foot Taiyang Bladder 55

Classifications:
Trigger point (Travell & Simons, 1998, Trigger Point Manual)

Location:
On the lower leg, 2 cun inferior to Weizhong Bl-40, on the line connecting Weizhong Bl-40 and Chengshan Bl-57, in the depression between the two heads of the gastrocnemius muscle.

Needling:
Perpendicular insertion 1 - 1.5 cun

TCM Actions:
Activates the channel and alleviates pain
Stops uterine bleeding and treats pain of the genitals

TCM Indications:
  • Lumbar pain radiating to the abdomen, heat sensation of the inner thigh, pain, heat and heaviness of the knees, difficulty in walking.
  • Uterine bleeding, leucorrhoea, pain of the genitals, sudden violent pain of the genitals, cold shan disorder.

    Neuroanatomy:
    Superficial Innervation: Posterior cutaneous nerve of the thigh (S1 - S3)
    Dermatome Segment: S2
    Deeper Structures: Tibial nerve (L5 - S2)

    Trigger Point Associations:
    Muscle: Gastrocnemius, soleus and popliteus (deep)
    Myotome Innervation: Gastrocnemius: Tibial nerve, specifically roots from S1 and S2; Soleus: Tibial nerve, specifically roots from L5 - S2; Popliteus: Tibial nerve from L5 and S1
    Location Notes: Gastrocnemus trigger points may be found all around this point in the upper part of the gastrocnemus muscle. For popliteus point it may be useful to locate slightly medial to make sure you are on the muscle.
    Pain Referral Pattern:
    \nGastrocnemus: Around point and across posterior calf to sole of foot
    \nSoleus: To medial calf
    \nPopliteus: To back of knee
    Indications: Calf strain and cramps (gastrocnemus) ; Tenderness in the heel (soleus) ; Diseases of the knee (popliteus)

    Notes:
    In Tibetan medicine:
    Moxa point (AMNH, Tibetan Medical Paintings)


    Reference Notes: (click to display)