SP21 (Dabao, “Great Embracement”) is the Great Luo of Spleen point of the Spleen Channel Meridian. SP21 is on the lateral aspect of the chest, in the 6th intercostal space, on the mid-axillary line. It regulates qi, invigorates blood, alleviates pain, unbinds chest.
SP21 is on the lateral aspect of the chest, in the 6th intercostal space, on the mid-axillary line.
Oblique insertion 0.3-0.5 cun. Caution: pneumothorax.
Regulates qi, invigorates blood, alleviates pain, unbinds chest.
Generalized pain, weakness of limbs, chest and hypochondriac pain, asthma.
As the Great Luo-Connecting point of the Spleen, SP21 is unique in its ability to regulate the qi and blood of the entire body, especially the Luo vessels. It is classically indicated for general aching and weakness of the limbs, flaccidity, and pain all over the body, reflecting its influence on the superficial network. It is also a key point for unbinding the chest and lateral costal region, often paired with PC6 for chest pain.
SP21 is one of 21 points on the Spleen Channel Meridian. Nearby points:
SP21 is on the lateral aspect of the chest, in the 6th intercostal space, on the mid-axillary line.
SP21 regulates qi, invigorates blood, alleviates pain, unbinds chest. Common clinical indications include generalized pain, weakness of limbs, chest and hypochondriac pain, asthma.
Oblique insertion 0.3-0.5 cun. Caution: pneumothorax. Caution: ⚠ Pneumothorax risk: oblique/shallow only, never deep perpendicular over the chest wall.
SP21 is a point on the Spleen Channel Meridian (Zú Tài Yīn Pí Jīng).