Knee pain, lower limb paralysis, difficulty in flexion and extension, beriberi.
On the knee, in the depression on the lateral side of the patella and the patellar ligament. (This acupoint is bilateral, one on each side.)
Step 1: Sit upright with knees bent. Step 2: You can feel a depression on both the inner and outer sides of the knee. Step 3: The depression on the outer side of the knee is the location of the acupoint.