In my usual orthodontic treatment, I often encounter such patients, after orthodontic treatment, the teeth are aligned, but the teeth extensive demineralization, crown discoloration, gums red and swollen, and this kind of tooth demineralization is often irreversible. Facing a mouthful of rotten teeth, it is really painful and tricky. Orthodontic treatment usually requires the tooth surface paste orthodontic brackets for treatment, food debris is easy to stay around the brackets, if you do not brush your teeth properly, will lead to the above situation. Below to tell you about the orthodontic treatment process to clean the teeth of the necessary tools. (1) Dental flosser As if we usually use a high-pressure water gun to easily rinse the car clean, the cleaning effect of the flosser is mainly the use of high-speed water jet under a certain pressure of the impact of the water column to achieve. On the basis of mainly relying on the impact of the water flow itself, so that the water flow in the form of appropriate pulse jet impact. There are generally portable and home type two kinds. (2) orthodontic toothbrush orthodontic toothbrush and ordinary toothbrush is different, orthodontic toothbrush in the middle row of bristles than the two sides of the bristles to be shorter than the V-shaped or U-shaped. It can correspond to the protrusion of orthodontic brackets. We should choose a small orthodontic toothbrush with moderate bristle hardness. (3) Interdental brushes Interdental brushes are mainly used to clean the food debris in the gap formed between the archwire and the tooth surface.