Triangular bandages are especially suitable for wrapping a variety of large-area wounds and irregular wounds on the human body. It is the most widely applicable dressing. First-aiders trained in professional first aid or bandaging techniques can use it to bandage wounds on almost any part of the body, so almost all first aid kits are equipped with triangular bandages.
Wound dressing should follow the principle of aseptic operation, with gentle and steady movements. Commonly used dressing materials include bandages, four-head bands, triangles, etc. Other clean fabrics can also be used for on-site rescue.