Skin-subcutaneous tissue-between ligamernt of patella and lateral patella of retinaculum-capsule of knee joint and alar folds.
In the superficial layer, there are the lateral cutaneus nerve of the calf, the anterior cutaneous branches of the femoral nerve, the infrapatellar branches of the saphenous nerve and the anteriovenous network of the knee joint. In the deep layer, there is the cavity of the knee joint.
Sitting upright with flexed knees; in a depression lateral to the patellar ligament, between knee-cap and tibia.
Clearing and activating channels and collaterals, and regulating the flow of the flow of qi to alleviate pain.
Pain, numbness and motor impairment of the knee, and beriberi.
Combined use with YanglingquanGB34 (Yanglingquan (GB34) He-Sea Point, Influential Point of Tendon) for treatment of gonitis; and with YinshiST33 (Yinshi (ST33)) for treatment of suprapatellar bursitis.
Insert the needle perpendicularly 0.5-2.0 cun deep; needling response: knee distension; moxibustion: using 3-7 moxa-cones, or mild moxibustion for 15 min.