When the stripes on the inside of the knee are upward, you will feel a protruding bone. When you touch along the lower and inner sides of the bone, you will touch a sunken place, which is Yinling Spring.
2 Analysis of the name of Yinlingquan point Yinlingquan point is Zutaiyin spleen meridian point. Yin, water, tombs, hills, springs and water springs. The name of the cave refers to the mud-water mixture flowing out of the cave, the water overflows, and the spleen material is deposited into the underground inverted mound, hence the name.
The local anatomy of Yinlingquan point is between the posterior margin of tibia and gastrocnemius muscle, at seven o'clock above soleus muscle; There is great saphenous vein in front, the artery at the top of the knee, and the posterior tibial artery and vein at the deepest level; There are medial cutaneous nerve and tibial nerve trunk in the deep layer.
4 shows the function of Yinling Spring. Yinlingquan is one of the commonly used acupoints of lower limbs, and it is mainly used for spleen and kidney deficiency syndrome. This point has the characteristics of yin cold and moistening lower energizer, and can play the roles of warming and transporting middle energizer, clearing lower energizer, invigorating spleen and regulating qi, warming middle energizer and diminishing inflammation, and stimulate the point to dredge channels and collaterals, invigorate spleen and ooze dampness, benefit kidney and solidify essence. It is mainly used to prevent and treat abdominal pain, fullness, edema, diarrhea, dysuria, nocturnal emission, enuresis, urinary incontinence, irregular menstruation, metabolism, vaginal pain, knee swelling and pain, paralysis, etc.