DU8 Jinsuo means 'Sinew Contraction'

Reviewed by · Licensed Acupuncturist & TCM Physician · Last reviewed June 2026

DU8 (Jinsuo, “Jinsuo means 'Sinew Contraction'”) is an acupuncture point on the Governing Vessel Meridian. It is located on the posterior midline of the back, in the depression below the spinous process of the 9th thoracic vertebra (T9). It extinguishes internal wind, calms the Shen, relaxes the sinews, and relieves spasms.

Location

On the posterior midline of the back, in the depression below the spinous process of the 9th thoracic vertebra (T9).

Needling

Slightly superior oblique insertion, 0.5 to 1.0 cun. Needling this point carries a risk of puncturing the spinal canal, so depth must be carefully controlled.

TCM functions

Extinguishes internal wind, calms the Shen, relaxes the sinews, and relieves spasms..

Indications

Manic running, epilepsy, fright epilepsy (seizures), spinal rigidity and stiffness, eyes rolling upwards, staring eyes, seizure disorder with excessive talking, heart pain..

Clinical notes

Jinsuo is a key point on the Governing Vessel for treating conditions of internal wind affecting the spine and spirit. Its name, 'Sinew Contraction,' points directly to its classical use for epilepsy, convulsions, and spinal stiffness or opisthotonos. The classical texts consistently associate it with severe shen disturbances like manic running and madness, making it a primary choice for acute, wind-driven neurological and psychiatric presentations.

On the Governing Vessel channel

DU8 is one of 28 points on the Governing Vessel Meridian. Nearby points:

Frequently asked questions

Where is DU8 located?

DU8 (Jinsuo) is located on the posterior midline of the back, in the depression below the spinous process of the 9th thoracic vertebra (T9).

What is DU8 used for?

DU8 extinguishes internal wind, calms the Shen, relaxes the sinews, and relieves spasms. Common clinical indications include manic running, epilepsy, fright epilepsy (seizures), spinal rigidity and stiffness, eyes rolling upwards, staring eyes, seizure disorder with excessive talking, heart pain.

How is DU8 needled?

Slightly superior oblique insertion, 0.5 to 1.0 cun. Needling this point carries a risk of puncturing the spinal canal, so depth must be carefully controlled.

Which meridian is DU8 on?

DU8 is a point on the Governing Vessel Meridian (Dū Mài).

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⚠️ This page is for general education and is not medical advice. Acupuncture is a traditional practice; evidence varies by condition and study quality, and individual results differ. It does not replace diagnosis or treatment by a licensed professional. Always consult a qualified acupuncturist or physician.