ST 33 — Yīn Shì (阴市) — Yin Market
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1. Overview
ST 33 — Yīn Shì (阴市) — is an acupuncture point on the Stomach meridian. Its English name, Yin Market, 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 ST 33 as part of individually tailored acupuncture prescriptions at my clinic in Wokingham, Berkshire.
2. Location
On the anterior aspect of the thigh, 3 cun above the superior border of the patella, on the line connecting the anterior superior iliac spine and the lateral border of the patella.
3. Actions
- Warms and activates the channel
- Benefits the knee
- Alleviates pain
4. Indications
- Knee pain and cold
- Weakness of the lower limbs
- Cold pain of the lower abdomen
- Motor impairment of the leg
- Knee arthritis
5. Needling
Perpendicular 0.7 to 1 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
ST 33 is a local point for knee complaints, particularly those with a cold or deficient character. Warming techniques such as moxibustion suit this point.
7. Treatment at my clinic
I use ST 33 as part of tailored acupuncture prescriptions for conditions including Knee pain, Arthritis. 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.















