秩邊 : Zhibian : Order's Limit

Classifications:

Trigger point (Travell & Simons, 1998, Trigger Point Manual; Melzack, Stillwell & Fox, 1977)

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Location:

On the buttock, in the depression 3 cun lateral to the sacro-coccygeal hiatus.

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Needling:

Perpendicular insertion 1.5 - 2.5 cun, or slanted towards the anus or genitalia 2 - 3 cun

Classical Needling:

"The Taiyang usually has much Blood and little Qi" (Su Wen 素問 ch. 24) implying this channel should normally be bled.
"The foot Taiyang is to be pierced 5 fen deep and remain inserted for seven exhalations" (Ling Shu 靈樞 ch. 12).
"Locate it with (the patient) prostrate. It is needled to a depth of five fen and moxaed with three cones" (Huangfu Mi 皇甫謐, 3rd Century, Zhenjiu Jiayi Jing 針灸甲乙經).

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TCM Actions:

Benefits the lumbar region, activates the channel and alleviates pain
Regulates urination and treats haemorrhoids

TCM Indications:

• Pain and coldness of the lumbar region and sacrum, Kidney deficiency lumbar pain, pain of the buttock, sciatica, Painful Obstruction (痹, Bi) and atrophy disorder of the lower limb.
  
• Difficult urination, retention of urine, dark urine, difficult defecation, seminal emission, haemorrhoids, turbid leucorrhoea, pain of the genitals.

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Neuroanatomy:

Superficial Innervation: Dorsal rami of S1 - S3

Dermatome Segment: S3

Trigger Point Associations:

Muscle:
Gluteus minimus and piriformis

Myotome Innervation:
Gluteus minimus: Superior gluteal nerve (L4 - S1); Piriformis: Nerve to the piriformis (L5 - S2)

Location Notes:
There are several other possible trigger points for gluteus minimus anterior to this point between here and juliao GB-29

Pain Referral Pattern:
To the buttock and lateral aspect of the hip, and down the posterior aspect of the thigh and calf

Indications:
Diseases of the hip joint ; Degenerative conditions of lumbar ; spine ; Sciatica

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Martial Applications & Effects of Injury:

See Montaigue, Dim Mak Locations, Taijiworld.com for explanation of effects.

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Major Combinations:

• Aversion to cold in the back and stiffness of the spine with difficulty in bending:
    Zhibian Bl-54 with Geguan Bl-46 and Jinggu Bl-64
    (Sun Simiao, 孫思邈, 625: Bei Ji Qian Jin Yao Fang, 備急千金要方, Essential Prescriptions Worth A Thousand Gold).
  
  
• Red and hesitant urinary flow:
    Zhibian Bl-54 with Guanyuan Ren-4, Qihai Ren-6 and Yanggang Bl-48
    (Wang Zhizhong, 王執中, 1220: Zhen Jiu Zi Sheng Jing, 針灸資生經, Classic of Supporting Life with Acupuncture and Moxibustion).
  
  
• Retention of urine:
    Zhibian Bl-54 with Baohuang Bl-53
    (Wang Zhizhong, 王執中, 1220: Zhen Jiu Zi Sheng Jing, 針灸資生經, Classic of Supporting Life with Acupuncture and Moxibustion).

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Notes:

Important point for pain in the lumbar, sacral region and buttocks as well as for sciatica.

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Reference Notes:

Basic information on location, needle depth, TCM actions, indications and combinations is taken from Deadman et al (2001): A Manual of Acupuncture with additional anatomical information researched by reference to Gray's Anatomy (38th Ed., 1995) unless otherwise referenced. Images were found on acupunctureschoolonline.com and can be traced back to Claudia Focks (2008) Atlas of Acupuncture originally. I cannot claim any credit or rights over them. Other sources should be quoted in the text.

For some of the more unusual terms I have created a glossary here

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