Scalding injury caused by high temperature liquid (boiling water, hot oil), high temperature solid (hot metal, etc.) or high temperature vapor, etc. is called scalding injury. The degree of scalding, divided into three degrees. First-degree injury, burns only damage the skin surface, local mild redness, swelling, no blisters, pain is obvious; second-degree injury, burns is dermal damage, local redness, pain, blisters of different sizes; third-degree injury, burns is subcutaneous, fat, muscle, bone are damaged. First-aid measures for burns: 1, cooling treatment: the first degree burns, the injury should be immediately immersed in cool water for “cooling treatment”, it has a cooling, reduce residual heat damage, reduce swelling, pain, prevent blistering and other effects, such as ice couch, the ice decision to put on the injury is more effective. “Cooling” Shanghai Children’s Medical Center, Department of Pediatric Urology Sun Yang 2, remove the heat source, immediately remove the wet clothes or cut, first rinse the injury with cool water, and then put the injury into the cool water soak for half an hour. Generally speaking, the earlier the soaking time, the lower the water temperature (not less than 5 ℃ to avoid frostbite), the better the effect. But the wound has blistered and broken, not soak, to prevent infection. 3, hand and foot skin burns, immediately pour the alcohol in a basin or barrel, the wound all immersed in alcohol, that can stop the pain and eliminate red, to prevent blistering. If you dip 1 ~ 2 hours, the scalded skin can gradually return to normal. After the skin is scalded by oil or boiling water, you can use wind oil, oil or vegetable oil (such as sesame oil) directly on the wounded surface, the skin is not broken, generally 5 minutes to stop the pain. 4, scald treatment is mainly to deal with the trauma, remove necrotic tissue, remove blisters, rinse with hydrogen peroxide, after disinfection with iodine volts, preferably with Chinese medicine bandage therapy for local smaller area of mild burns, can be administered at home, after cleaning the trauma, can be applied externally Jing Wanhong, Mabel wet burn cream, etc.. For large area burns, it is appropriate to send hospital treatment as soon as possible. 5, burns by the “cooling treatment” after a certain period of time, still painful, and the injury grows blisters, which means that it is “second degree burns”. This time do not break the blisters, to quickly go to the hospital for treatment. For third-degree burns, you should immediately use clean sheets or clothes to simply wrap, avoid pollution and re-injury, do not rub drugs on the traumatic surface, keep clean, and quickly send to the hospital for treatment.