The zongjian is the meridian of the three yin and three yang meridians that converge in the anterior yin area, which also refers to the male genitalia. Loss of the zongjian will lead to a series of conditions such as impotence and foot impotence. According to the original text of the Yellow Emperor’s Classic of Internal Medicine: “The anterior yin is the place where the zongjian tendons converge, and the Taiyin-Yangming merges with it”, the zongjian tendons refer to the meridian tendons of the three yin-yang meridians of the foot that converge in the anterior yin area. So if the zongjian loss of nourishment will lead to the foot qi and blood can not be unimpeded, thus causing foot impotence symptoms, manifested as double lower limb weakness and edema, muscle atrophy and other symptoms, or male impotence symptoms. The symptoms of zong筋 loss of nutrients in the clinic are generally manifested in the lower limbs of the impotence of the evidence or male genital lesions, if the relevant symptoms, it is recommended that the patient as soon as possible to the regular hospital and the relevant treatment operation, so as not to delay the condition.