TB9 (Sìdú, “Four Rivers”) is an acupuncture point on the Triple Burner Meridian. It is located on the dorsal forearm, 7 cun proximal to the dorsal wrist crease, between the ulna and radius. It clears heat, alleviates pain, benefits the ear.
On the dorsal forearm, 7 cun proximal to the dorsal wrist crease, between the ulna and radius.
Perpendicular insertion 0.5-1 cun.
Clears heat, alleviates pain, benefits the ear.
Deafness, toothache, headache, forearm pain.
TB9 is primarily used for local pain and swelling in the forearm and elbow, often associated with conditions like tennis elbow or repetitive strain injuries. It also has a significant role in treating ear disorders, particularly sudden deafness or tinnitus, by clearing heat and promoting qi circulation in the region. Its name 'Four Rivers' alludes to its ability to regulate fluids and clear obstructions in the upper limb.
TB9 is one of 23 points on the Triple Burner Meridian. Nearby points:
TB9 (Sìdú) is located on the dorsal forearm, 7 cun proximal to the dorsal wrist crease, between the ulna and radius.
TB9 clears heat, alleviates pain, benefits the ear. Common clinical indications include deafness, toothache, headache, forearm pain.
Perpendicular insertion 0.5-1 cun.
TB9 is a point on the Triple Burner Meridian (Sān Jiāo).