Names Of Xiao Hai

SI 8 Acupuncture Point

  • English Name: Small Sea
  • Pinyin Name: Xiao Hai
  • Chinese Character: 小海
Meridian Information

Where Is SI 8 ?

SI 8 Location

  • Between the olecranon process of the ulna and the medial epicondyle of the humerus, found with the elbow flexed.
  • For point location tips, read our meridian notes; unsure about "cun" measurements, read what is a cun?.

SI 8 Image


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What Is SI 8 Used For?

SI 8 Clinical Usages

  • Elbow problems, swelling, trembling, pain, numbness, weakness - channel issues with excess wind a/or heat.
  • Submandibular region swelling or pain, toothache, gums, cheek, neck, scapula, axilla.
  • Epilepsy  

There Are 19 Points Along The (SI) Small Intestine Meridian ...

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How Is SI 8 Categorized?

SI 8 Acupuncture Point Associations

What Diagnostic Patterns May Use SI 8 ?

This point along with others in a proper point prescription may be used to balance the following TCM Patterns:

For more on this, read "What Does Acupuncture Treat?" and "Point Prescription Guidelines".

What Conditions May Use SI 8 ?

This point along with others in a proper point prescription may be used to balance the following Conditions / Symptoms:

For more on this, read "What Does Acupuncture Treat?" and "Point Prescription Guidelines".

What Points Are Near SI 8 ?

LU 5 Cubit Marsh


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  • He Sea Point - useful for counterflow Qi/diarrhea, hot skin conditions, phlegm-heat excess.
  • Acute/Chronic or Exterior/Interior Conditions.
  • Upper body edema, enuresis.
  • Local point for the elbow - tendonitis, tennis elbow.
  • Classically noted for the 5 types of Lumbar Pain - possibly the upper body equivalent of UB 40.
  • Main treatment point of Kidney Sho pattern (with KD 7 and LU 8) - in Japanese style Five Phase treatment protocol.

PC 3 Marsh at the Bend


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  • Chronic angina - palpitations, anxiety, panic attacks, sensation of "pounding" heart particularly in the upper abdominal area.
  • Tremors of the hand a/or arm, Parkinson's disease - localized pain in the elbow and arm.
  • Gastrointestinal disorders, "sudden turmoil disease" - vomiting and diarrhea.
  • Clears Ying Stage Heat - summer-heat stroke, other heat disease.

HT 3 Lesser Sea


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  • Pain, numbness, tremors, etc. of the lower arms a/or hands - Parkinson's, stroke.
  • Good local point to move the Qi and Blood.
  • Spirit disorders from phlegm a/or heat etiologies - epilepsy, depression, anxiety, nervousness, poor memory, fuzzy thinking.
  • Water Point - redness of the eyes, mouth ulcerations.

TH 10 Celestial Well

  • Transforms phlegm, reduce lymph swellings, thyroid disorders.
  • Elbow pain, tendonitis.
  • One-sided headache, migraines.
  • Useful for depression a/or anxiety, especially with chest pain or oppression, angina a/or palpitations.
  • Epilepsy (phlegm obstruction), possibly mania as well.
  • Differentiation:
  • TH 5 is for headache anywhere whereas TH 10 is specifically for one-sided headaches

LI 11 Pool at the Bend


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  • Reduction of high fevers, patients with the 4 bigs, combine with LI 1, LI 2 or LI 4.
  • Damp Heat skin diseases, red, itchy, oozing & inflamed (hives, herpes zoster, acne), may be used with UB 40 for any skin disease.
  • ST Excess Issues, burning diarrhea.
  • Elbow and upper limb disorders, pain and inflammation, atrophy, tremors - expels wind dampness from the channel.
  • Hot flashes a/or menstrual issues with heat in the Blood.
  • Expels summer heat with UB 40 & SP 10, for heat stroke add SI 3.
  • Tong Ren/Tam Healing System: Useful for any blood circulation issue (raynaud's, anemia, etc.), skin problems (hives, itchiness), tennis elbow.  

Where Do I Go Next?

List Of Related Points

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