2. Don't cross your knees for too long when sitting, so as not to oppress and affect venous return. When lying in bed, raise the affected limb by 30 ~ 40 to facilitate venous return.
3, keep the stool unobstructed, prevent constipation, avoid standing for a long time and overload, obese people should lose weight in a planned way.
4. Avoid tight belts, garters and tight clothes.
5, local skin such as thinning, bright, hair thinning, etc. Pay attention to protection. Especially for diabetic patients, in order to avoid the formation of chronic ulcers after breakage and difficult to heal.
6. Tie elastic bandages or wear elastic socks. Before use, lie down and lift the affected limb.
7, such as surgery, in order to avoid postoperative incision infection, should make full skin preparation, keep the skin clean, try to do no eczema and ulcer wounds. If there is a chronic ulcer, wet compress should be applied to the wound, and the affected limb should be raised, and surgery should be performed after the ulcer gets better and the wound is clean.
8, raise the affected limb after surgery, elastic bandage tightness should be appropriate, can be removed after 2 weeks. During bed rest, do foot dorsiflexion exercise to get out of bed early, promote venous return of lower limbs and avoid deep venous thrombosis of lower limbs. Continue to apply elastic bandage or elastic bandage 1-3 months after discharge, and gradually increase the activity.