Points Database

Location Guides:

: Chengshan : Support the Mountain

Bl-57 : Foot Taiyang Bladder 57

Classifications:
Ma Dan-yang Heavenly Star point
Homeostatic point 10 (Ma, Ma & Cho, 2005, Biomedical Acupuncture for Pain Management)
Trigger point (Travell & Simons, 1998, Trigger Point Manual)

Meetings:
Meeting of Bladder with Yang Wei Mai

Location:
On the lower leg, in the depression formed below the bellies of the gastrocnemius muscle when the muscle is flexed, approximately 8 cun distal to Weizhong Bl-40.

Needling:
Perpendicular or oblique insertion directed proximally or distally, 1 - 1.5 cun, or oblique insertion towards Weizhong Bl-40 in "Yang Pentrative Needling".

TCM Actions:
Relaxes the sinews, activates the channel and alleviates pain
Benefits the calf and heel
Treats haemorrhoids

TCM Indications:
  • Haemorrhoids, bleeding haemorrhoids, swollen and painful haemorrhoids, constipation, prolapse of the rectum.
  • Pain and stiffness of the lumbar region, sciatica, difficulty sitting and standing, inability to stand for long, cramps, pain and contraction of the sinews, leg qi with swollen knee, heavy legs, flaccidity and weakness of the leg, pain of the heel, heat sensation in the soles with inability to stand for long.
  • Shivering, malaria, sudden turmoil disorder, nosebleed, sore throat, heat in the head.

    Neuroanatomy:
    Superficial Innervation: Sural nerve (L5 - S2)
    Dermatome Segment: S2
    Deeper Structures: Sural nerve (L5 - S2)

    Trigger Point Associations:
    Muscle: Soleus
    Myotome Innervation: Tibial nerve (L5 - S2)
    Pain Referral Pattern: To sacroiliac joint
    Indications: Tenderness in the heel

    Notes:
    The Nei Jing suggests this is the origin of the Yang wei mai instead of Jinmen Bl-63.

    Ling Shu Ch. 52, On Wei Qi, suggest this point along with Qichong St-30 to release evil Qi in the legs. It advises to press the point for a time until there is a reaction and then pierce with the fine needle and apply a draining technique. Conditions treated are headache, dizziness and falling to the ground, abdominal pain, fullness, distension and accumulation. If it is painful and the pain moves it can be cured easily; if is is a painless fixed accumulation it is difficult.

    In "Yang penetrative needling", to promote flow of qi through the foot taiyang Bladder meridian, needle obliquely between the bellies of the gastrocnemus muscle, through Chengjin Bl-56, Heyang Bl-55 as far as Weizhong Bl-40 (Liu Yan, 2008, Diagrams of Acupuncture Manipulations, p.139).

    In ayurvedic medicine:
    Indravasti marma point
    Size: 1/2 angula (cun)
    Structure: Muscle
    Effect of Injury: Premature death (kalantarprana marma)
    (Harish Johari, 1996, Ayurvedic Massage, Sanatan Society; Anupama Bhattacharya, Marma Shastra)


    Reference Notes: (click to display)