Varicose veins of lower limbs and stubborn ulcers are a kind of disease which is difficult to be cured, the infection of perennial ulceration and oozing makes the patients sleep and eat, not only affects their life and work, but also a special smell which keeps people away from the patients and causes a certain shadow to the patients’ mind, which is called “old rotten feet” in Chinese medicine, that is, the rotten feet which cannot be cured. The pathological basis of this disease is the backflow of the deep veins and traffic branch veins of the lower limbs, which increases the local pressure in the affected area and increases the leakage of fluid in the veins, together with the local infection of the rupture, the continuous breeding of bacteria further destroys the local tissues and makes the lesion expand continuously, and the final end of this disease is amputation in the past.