SI4 (Wàngǔ, “Wrist Bone”) is the Yuan-source point of the Small Intestine Channel Meridian. It is located on the ulnar side of the palm, in the depression between the base of the fifth metacarpal bone and the triquetrum bone. It clears heat and reduces swelling.
On the ulnar side of the palm, in the depression between the base of the fifth metacarpal bone and the triquetrum bone.
Perpendicular insertion 0.5-0.8 cun.
Clears heat and reduces swelling.
Headache, neck stiffness, wrist pain, jaundice.
As the Yuan-source point of the Small Intestine meridian, SI4 is crucial for regulating the qi and blood of its associated organ and meridian. It is primarily used for local pain and swelling of the wrist and hand, such as tenosynovitis or arthritis. It also clears heat from the Small Intestine, addressing conditions like jaundice, abdominal distention, and diarrhea, and is often paired with SI3 for wrist pain.
SI4 is one of 19 points on the Small Intestine Channel Meridian. Nearby points:
SI4 (Wàngǔ) is located on the ulnar side of the palm, in the depression between the base of the fifth metacarpal bone and the triquetrum bone.
SI4 clears heat and reduces swelling. Common clinical indications include headache, neck stiffness, wrist pain, jaundice.
Perpendicular insertion 0.5-0.8 cun.
SI4 is a point on the Small Intestine Channel Meridian (Shǒu Tài Yáng Xiǎo Cháng Jīng).