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Plaster is often used as a first aid. You get scratches, you will apply a band-aid after disinfection. However,it is not sure that plaster's size is correct on your scratch and also antiseptic flows from the wound. [Double Band Aid] is solution to these problems. Before, unwraping a plaster, you can compare the size between plaster and wound. And antiseptic will not run from wound. Because it is made up dual layer. First layer forms a boundary between wound and flesh to prevent flowing antiseptic. Another one sealed up the boundary including sterilized gauze.
Korea Polytechnic University
Siheung-si, Gyeonggi-do, South Korea