Pool at the Crook
曲池 Qū Chí · LI-11
About LI-11 Pool at the Crook
LI-11 Quchi is the he-sea point of the Large Intestine meridian and one of the most powerful heat-clearing points in the entire acupuncture system. Where qi gathers deeply at he-sea points, Quchi channels the abundant qi and blood of the yangming system to cool, drain, and resolve pathological heat wherever it lodges in the body. It is the primary point for skin diseases of all kinds, high fevers, and inflammatory conditions.
The name 'Pool at the Crook' describes the depression at the elbow crease where qi collects like water in a pool. This imagery captures both the point's location and its cooling, fluid nature. Just as a pool of water naturally cools what is immersed in it, Quchi cools the blood and tissues, resolving the redness, swelling, itching, and inflammation that characterize heat conditions.
Clinically, Quchi stands alongside LI-4 Hegu as one of the two most important points on the Large Intestine meridian. While Hegu excels at releasing the exterior and moving qi, Quchi excels at clearing interior heat and resolving toxic accumulation. For skin conditions -- eczema, hives, acne, psoriasis -- Quchi is nearly always included in treatment protocols because of its direct action on blood-heat, which TCM considers the root of most inflammatory skin disease. Modern research has also shown the point to have measurable effects on immune modulation and blood pressure regulation.
How to Find This Point
Bend your elbow fully. The point is at the outer end of the elbow crease, in the depression formed where the crease terminates near the bony prominence on the outside of the elbow. Press into this depression with the elbow bent at 90 degrees.
Technique
With the elbow bent, press firmly with the opposite thumb into the depression at the end of the crease. Deep sustained pressure or vigorous circular massage. This point tolerates and often requires firm stimulation.
Pressure & Duration
Firm pressure for 1-3 minutes per side.
Benefits
Clears heat, cools blood, resolves dampness, expels wind, regulates qi and blood, benefits the sinews and joints, alleviates itching
Indications
Fever, sore throat, skin diseases (eczema, urticaria, acne), hypertension, tennis elbow, arm pain, constipation from heat, allergic reactions, eye redness
TCM Actions
Clears heat, cools blood, resolves damp, drains fire, expels exterior wind, regulates qi and blood, activates the channel, he-sea point of the Large Intestine meridian
Self-Care Use
An essential cooling and clearing point. Press firmly at the outer elbow crease when experiencing skin rashes, allergic itching, sore throat with heat signs, or feverish feelings. Also one of the best points for tennis elbow -- press firmly into the depression while slowly extending and flexing the elbow. For skin conditions, press both sides daily for 2-3 minutes.
Contraindications & Cautions
No major contraindications for acupressure. Avoid very aggressive pressure if there is active elbow inflammation or bursitis at the joint.
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Frequently Asked Questions
Where is the LI-11 Pool at the Crook acupressure point located?
LI-11 Pool at the Crook (Qū Chí) is located at: At the lateral end of the transverse cubital crease, midway between LU-5 (Chize) and the lateral epicondyle of the humerus, with the elbow flexed. Bend your elbow fully. The point is at the outer end of the elbow crease, in the depression formed where the crease terminates near the bony prominence on the outside of the elbow. Press into this dep
How long should I press LI-11 Pool at the Crook?
Apply firm pressure to LI-11 for 1-3 minutes per side. With the elbow bent, press firmly with the opposite thumb into the depression at the end of the crease. Deep sustained pressure or vigorous circular massage. This point tolerates and often requires fi
What are the benefits of stimulating LI-11 Pool at the Crook?
Clears heat, cools blood, resolves dampness, expels wind, regulates qi and blood, benefits the sinews and joints, alleviates itching
Is it safe to do acupressure on LI-11 at home?
An essential cooling and clearing point. Press firmly at the outer elbow crease when experiencing skin rashes, allergic itching, sore throat with heat signs, or feverish feelings. Also one of the best Cautions: No major contraindications for acupressure. Avoid very aggressive pressure if there is active elbow inflammation or bursitis at the joint.
Which meridian does LI-11 belong to?
LI-11 Pool at the Crook belongs to the Hand Yangming Large Intestine Meridian, which is associated with the Earth (he-sea point of Metal meridian) element. Its TCM actions include: Clears heat, cools blood, resolves damp, drains fire, expels exterior wind, regulates qi and blood, activates the channel, he-sea point of the Large Intestine meridian