2) Commonly used dressing materials are bandages and triangular towels. Underwear and towel sheets can also be cut open for use when there is no suitable material. No matter what the dressing method is, the unified standard is that it is fixed after dressing and moderately elastic.
3) bandage rolling method. There are ring bandaging, spiral reverse bandaging and figure-eight bandaging. This paper introduces a circular bandage: the bandage is wound in a circular overlapping way. Used in chest, abdomen, wrist and other parts with roughly the same thickness. In order to keep the bandage from slipping, the first ring can be slightly inclined, and the second ring and the third ring can also be used. The tail of the bandage with the inclined ring can be cut evenly, and a half knot can be tied first, and then a slipknot can be tied.
4) Triangle bandage method. The triangle towel is simple to make and bind, but it is not easy to press and not strong enough. The so-called triangle towel is to cut a square piece of cloth obliquely to form two triangle towels, which are suitable for dressing various parts. When bandage a triangle, fix the edges, tighten the corners, extend the center, and stick the sterile gauze firmly, otherwise it will affect the quality of bandage. Triangle bandage is divided into head bandage, face bandage, chest and back bandage and hand and foot bandage. There are only two kinds of head compress and hand and foot compress. ① Head dressing. First, fold two layers (about two fingers wide) along the long side of the triangle towel, wrap it around the forehead, pull the top corner and the left and right corners to the back of the head, tie a half knot first, and stuff the top corner into the knot; Then tie the left and right corners around your forehead and tie a knot. You can also put the top corner of the triangle towel on the tip of the nose, the bottom edge on the back of the head, pull the left and right corners to the forehead to tie a knot, and then turn the top corner upwards and fix it. ② Hand and foot dressing. Put your fingers and toes on the top corner of the triangular scarf, fold the top corner upwards and wrap it on the back of your hand or instep; Then cross the left and right corners and pull up to the left and right sides of the wrist or ankle to tie a knot.