BL56 (Chengjin, “Support the Sinews”) is an acupuncture point on the Bladder Meridian. It is located on the posterior aspect of the leg, in the center of the belly of the gastrocnemius muscle, 5 cun inferior to BL54 (Weizhong). It relaxes sinews, invigorates channels, alleviates pain.
On the posterior aspect of the leg, in the center of the belly of the gastrocnemius muscle, 5 cun inferior to BL54 (Weizhong).
Perpendicular insertion 1 to 1.5 cun. Caution for small saphenous vein.
Relaxes sinews, invigorates channels, alleviates pain.
Spasm of the gastrocnemius, hemorrhoids, low back pain.
Chengjin is a key point for relaxing the sinews and invigorating the channel in the calf region, making it highly effective for muscle cramps, spasms, and pain in the gastrocnemius. It is also useful for sciatica, leg paralysis, and hemorrhoids, often paired with BL57 for synergistic effect. Its name, 'Support the Sinews,' directly reflects its primary function in treating sinew-related disorders.
BL56 is one of 67 points on the Bladder Meridian. Nearby points:
BL56 (Chengjin) is located on the posterior aspect of the leg, in the center of the belly of the gastrocnemius muscle, 5 cun inferior to BL54 (Weizhong).
BL56 relaxes sinews, invigorates channels, alleviates pain. Common clinical indications include spasm of the gastrocnemius, hemorrhoids, low back pain.
Perpendicular insertion 1 to 1.5 cun. Caution for small saphenous vein.
BL56 is a point on the Bladder Meridian (Zú Tài Yáng Páng Guāng Jīng).