Invisible aligners are made of polymer transparent elastic plastic, need to pay attention to more matters, now make a summary, in case friends negligence. 1, invisible aligners need to wear more than 20 hours a day (take off when eating, brush your teeth and clean the aligners after meals and then put them on), two weeks to replace the next step. If the daily wearing time is less than 20 hours, should be properly extended wearing days, can be relaxed to three weeks. 2, when wearing carefully brush your teeth and clean your hands, place the aligners on the teeth according to the upper and lower respectively, light pressure in place, not with brute force or teeth bite in place, easily lead to deformation. 3, before each wear must be clean aligners and teeth, otherwise the food residue enclosed in the aligner will lead to the rapid development of tooth decay; aligners are transparent, should be placed in the box after removal to keep with them, if simply placed or wrapped in a napkin is easy to lose. 4, wear the aligners can not be discarded, should be cleaned and put into the original packaging in order to save. 5, if the orthotic is lost or damaged, you should contact your doctor in time to deal with it; you can not stop wearing the orthotic in the middle of the process, otherwise it will lead to the orthotic can not be in place, you need to take the mold design again and pay the production cost. 6, cleaning can not use hot water, alcohol and a variety of disinfectant, clean with a toothbrush toothpaste cold water; every week you can use a cleaning tablet to clean the aligners, take a piece soaked in 300ml of cold water, soak the aligners for 5 minutes, clean and then wear.