ST 31     Bi Guan

On the anterior side of the thigh and on the line connecting the anteriosuperior iliac spine and the superiolateral corner of the patella, on the level of the perineum when the thigh is flexed, in the depression lateral to the sartorius muscle.


Expel Wind Damp Cold

Open all meridians


paralysis of lower limb, lymphadenitis of the inguinal lymph, glands, arthritis of the knee, low back pain and cold in the knees, numbness of the leg, atrophy or blockage of muscles of the, thigh and buttock.