Leg abrasion skin must first be given to the wound strict disinfection, general disinfection is the use of hydrogen peroxide, saline and iodine volts. First apply hydrogen peroxide, and saline repeatedly disinfection 2-3 times, after the outside of the dirt clean, and then coated with iodine volts, if the epidermal abrasion is deeper, see the dermis, must cover the wound with Vaseline yarn, and then give the wound dressing. If the wound is not very deep, usually after applying iodophor, wait for the wound to slowly heal. Within 48 hours of injury, are serious edema period, it is likely that the wound will secrete yellowish liquid, this situation is generally given cotton swabs to wipe clean the liquid, and then coated with antiseptic solution. Try to avoid getting water on the wound, because accidentally getting water on the wound is likely to lead to infection. If you want the wound to heal faster, you can give local infrared radiation to promote local blood circulation, which can promote epidermal growth, or you can apply topical recombinant epidermal growth factor, which can also promote epidermal growth as soon as possible, while minimizing the formation of scars.