Weizhong (BL 40)

Point also known as Xuexi, ‘Blood cleft point’.
⁠ He (sea) point and the Xia He (lower sea) point of the Bladder.

Location of Weizhong

Weizhong is located in the middle of the popliteal crease, on the flexion crease of the knee.
When pressing on it, you feel the popliteal artery. The popliteal vein and the sciatic nerve lie beneath the fat.

Therapeutic functions and clinical indications of Weizhong

Blood stagnation, toxic Blood Heat: Blood is drawn from this point.
Heat-type eczema, significant Heat in the Blood: bleed Weizhong.

• Lumbago or sciatica, low back pain or sciatic pain due to Blood stagnation;
• Local point for the knee: popliteal cyst, knee pain; very effective if the pain is of the Blood stagnation type;
• Hemorrhoids, as the point cools the Blood.