SP4 (Gōngsūn, “Grandfather Grandson”) is the Luo-connecting point of the Spleen Channel Meridian. It is located on the medial side of the foot, in the depression distal and inferior to the base of the first metatarsal bone. It strengthens the Spleen, regulates qi, harmonizes the Chong Mai.
On the medial side of the foot, in the depression distal and inferior to the base of the first metatarsal bone.
Perpendicular insertion 0.8-1.2 cun.
Strengthens the Spleen, regulates qi, harmonizes the Chong Mai.
Gastric pain, abdominal distention, diarrhea, dysentery, irregular menstruation.
As the Luo-connecting point of the Spleen and the Confluent point of the Chong Mai, SP4 has a unique and powerful influence on both the Spleen and the Penetrating Vessel. It is a command point for abdominal disorders, effectively treating pain, distention, and digestive issues like nausea, vomiting, and diarrhea. Its connection to the Chong Mai makes it invaluable for gynecological problems such as irregular menstruation, dysmenorrhea, and infertility, especially when related to qi stagnation or blood stasis. It is classically paired with PC6 to regulate the Middle Jiao and treat stomachache.
SP4 is one of 21 points on the Spleen Channel Meridian. Nearby points:
SP4 (Gōngsūn) is located on the medial side of the foot, in the depression distal and inferior to the base of the first metatarsal bone.
SP4 strengthens the Spleen, regulates qi, harmonizes the Chong Mai. Common clinical indications include gastric pain, abdominal distention, diarrhea, dysentery, irregular menstruation.
Perpendicular insertion 0.8-1.2 cun.
SP4 is a point on the Spleen Channel Meridian (Zú Tài Yīn Pí Jīng).