The easy way to take the Ququan point is to bend the knee, the inner side of the knee joint, the thigh and calf connecting the end of the crease is the point. Ququan point is a conjunction point of the foot syncopal liver meridian, located at the knee joint, specifically at the medial side of the popliteal transverse stripe, in the inner edge of the semitendinosus tendon depression, with the effect of regulating menstruation and stopping leucorrhoea (regulating menstruation and reducing the abnormally increased leucorrhoea), soothing tendons and activating the collaterals, clearing heat and inducing diuresis. It is mainly used for treating gynecological diseases such as irregular menstruation, dysmenorrhea, vaginal itching, post-partum abdominal pain, as well as spermatorrhea, impotence, dysuria (unruly urination), and impotence and paralysis of the lower limbs (weakness and numbness of the lower limbs and pain). For treating dysmenorrhea, it can be combined with Guanyuan, Taichong, Sanyinjiao and other points; for treating spermatorrhea, it can be combined with Zhongfeng, Kidney Yu and other points; for treating dysuria, it can be combined with Qihai, Zhongji and other points. Note that acupuncture points and other operations need to be carried out by a professional physician, do not operate on your own, so as not to cause adverse consequences.