Varicose socks are divided into the following types: prevention and health care type with pressure 1 and low pressure (15-25mmhg): it is suitable for health care and prevention of people with high incidence of varicose veins and thrombosis; First-class medium-pressure therapy (25-30 mmHg): suitable for patients with early varicose veins; Moderate treatment of secondary hypertension (30-40 mmHg): It is suitable for patients with obvious varicose veins of lower limbs (veins protruding from the skin surface when standing) accompanied by leg discomfort (such as soreness of lower limbs, eczema and itching, cramps and numbness, pigmentation, etc.). ), phlebitis, severe varicose veins during pregnancy, postoperative varicose veins (stripping of great and small saphenous veins), patients with deep vein thrombosis syndrome; Severe treatment type of tertiary hypertension (40-50mmhg): suitable for patients with high swelling of lower limbs, ulcer, blackening and hardening of skin, high lymphedema, recovery period after plastic liposuction, etc. Middle socks (below the knee), stockings (and thighs) and pantyhose (and waist) can be worn if the wearer only has varicose veins below the knee; If the wearer has symptoms above the knee, he needs to wear long or pantyhose varicose socks. Varicose socks are divided into small S, medium M, large L and XL) Measure the three main dimensions (centimeters) of the wearer's leg: the circumference of the ankle (the thinnest part of the ankle), the maximum circumference of the calf and the maximum circumference of the thigh to determine the appropriate number. When buying pantyhose, choose the number according to the height and weight of the wearer.