Band-Aid is suitable for acute small wounds, the use of Band-Aid before the wound should be cleared, and avoid prolonged use of Band-Aid. Band-Aid for smaller wounds bleeding with rapid hemostasis, anti-inflammatory effect, the patient in the occurrence of scratches or cuts, can use band-aid for hemostasis and anti-inflammatory, for burns or larger wounds can not use band-aid for treatment. Before using band-aids, patients should first use iodophor to disinfect the affected area, which can effectively avoid wound infection. When using a band-aid, patients should pay attention to, try not to exceed 24 hours, because a longer period of time to use a band-aid, may lead to poor air circulation in the wound, the exudate can not be discharged in a timely manner, thus causing poor wound healing. Patients with larger and deeper wounds should go to the hospital in time to avoid delays.