1.Bandages of different widths are used according to different parts. Generally, the upper limbs are small elastic bandages (7.5X450cm wide), the middle elastic bandages (10X450cm wide), and the large elastic bandages (width 15*450cm) on the knees; The method of dressing depends on the purpose of use.

2.After the elastic bandage is wrapped, it must be flat without wrinkles, especially at the joints. After the knee joint activity, the bandage is prone to wrinkles, which makes the armpit compressed, just like a tourniquet. The degree of tightness of the entanglement should also be appropriate, and it should be comfortable after being wrapped. Bandaged elastic bandages should be performed before getting up every morning. If the patient has already gotten out of bed, the patient should be placed in bed again, raise the limbs, empty the venous blood, and then bandage.

3.when wrapping, should start from the foot, gradually entangled upwards, always wrapped to the required height. In the process of dressing, the adjacent two-layer elastic bandage should be overlapped by about two-thirds, otherwise it will not be easy to flatten after dressing, and will be removed before going to sleep every night.

4.During the use of elastic bandages, the color of the limb skin and the swelling of the affected limb should be observed daily to observe the effect. Patients with non-surgical treatment of varicose veins of the lower extremities should adhere to the use of elastic bandages for a long time; patients with deep vein thrombosis should be restricted during the active period.