Small blisters appear around the wound and itchy symptoms appear at the same time, the clinic is mainly seen in the following two cases: 1, superficial soft tissue contusion, there is no obvious skin damage, just superficial epidermal layer contusion. Repair usually because of local ooze and blisters, at this time that the epidermis is in the repair period, the treatment is mainly to prevent infection and protection of the wound. 2, surgical wounds to be sutured, such as abdominal surgery, abdominal cavity, tension blisters caused by high tension. At this time for the relatively small blisters, can not do treatment, at the same time actively anti-inflammatory treatment, reduce intra-abdominal pressure. If the blisters are large, they can be punctured to remove the fluid in the blisters, local sterilization, gauze bandage to avoid infection.