SI 4 — Wàn Gǔ (腕骨) — Wrist Bone
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1. Overview
SI 4 — Wàn Gǔ (腕骨) — is an acupuncture point on the Small Intestine meridian. Its English name, Wrist Bone, reflects the point’s classical character and location. It is used in acupuncture practice as part of channel-balancing prescriptions for a range of conditions.
I am Dr (TCM) Attilio D’Alberto, a member of the British Acupuncture Council with over 25 years of clinical experience. I use SI 4 as part of individually tailored acupuncture prescriptions at my clinic in Wokingham, Berkshire.
2. Location
On the ulnar border of the palm, in the depression between the fifth metacarpal bone and the hamate bone.
3. Actions
- Activates the channel
- Alleviates pain
- Clears Heat
- Reduces swelling
- Clears Damp-Heat
- Treats jaundice
4. Indications
- Contractions of the five fingers with difficulty in flexion and extension
- Weakness and pain of the wrist
- Contraction of the arm and elbow with difficulty in flexion and extension
- Stiffness and swelling of the neck
- Headache
- Pain of the shoulder
- Coldness and pain of the shoulder and back
- Pain of the lateral costal region with inability to catch the breath
- Lumbar pain radiating to the leg
5. Needling
Perpendicular insertion 0.3 to 0.5 cun.
Important: Acupuncture should only be performed by a fully qualified practitioner. Never attempt self-needling. All needles I use are sterile, single-use and disposed of immediately after treatment in a clinical sharps container.
6. Clinical notes
SI 4 Wàn Gǔ (Wrist Bone) is classified as: Yuan-Source point. These classifications inform how the point is used in clinical practice. The point is typically combined with other channel points to form a balanced prescription based on the patient’s individual TCM diagnosis.
7. Treatment at my clinic
I use SI 4 as part of tailored acupuncture prescriptions for conditions including Headache, Hemiplegia, Arthritis, Tinnitus. Each treatment is individually designed following a full TCM assessment.
I see patients in person at my clinic in Wokingham, Berkshire. Visit the prices page for consultation fees. Return to the acupuncture points directory or the acupuncture main page.
