Constipation, pain in the thigh and popliteal area, numbness.
On the lateral end of the popliteal crease, 1 cun above Lateral End of the Crease (BL-39), on the medial side of the biceps femoris tendon. (This acupoint is bilateral, one on each side.)
Lie prone. Measure 1 horizontal finger width upward from the lateral end of the popliteal crease to reach a large tendon (the biceps femoris tendon), and press inward on the medial side of this tendon where there is a depression to find this acupoint.