Activity dentures are generally made of plastic and metal brackets, etc., full and partial tooth loss can do activity dentures to restore the bite jaw function. Patients should pay attention to the following problems after activity restoration: 1, activity denture chewing function is smaller than natural teeth, it is best not to eat too hard food, such as sugar cane, bone, etc., and activity denture stability is not as good as the natural teeth, don’t eat too sticky food such as soup dumplings, milk sugar, etc.. 2, just wear dentures, often will not speak clearly, saliva increase, and even feel nausea and other discomfort. When encountering this situation, no need to be nervous and impatient, insist on wearing a few days, will gradually get used to. 3.The denture with a ring should be worn in the right direction and should not be pushed or pulled forcefully to deform the ring. 4, during the day, dentures should be worn into the mouth, dentures are easy to attach a large number of harmful bacteria such as Candida albicans, their reproduction will lead to oral inflammation, odor, etc., it is recommended to remove after meals to clean, and the appropriate use of some antibacterial and anti-inflammatory drugs, such as mouthwash, medication, toothpaste, etc., which can be effective in preventing and treating oral diseases. 5, night before going to sleep, should remove the dentures, so that the oral tissues get rest, but also to avoid swallowing dentures. Dentures removed and brushed and cleaned in cold water to avoid deformation. 6, if you feel pain or denture ring is very loose should come to the hospital for follow-up, medical. The school education network collects and organizes to be modified and then used again. If the denture falls off and breaks, all the broken pieces should be brought to the hospital for examination, according to the situation of repair or redo. 7, dentures after several years of use, due to changes in the oral tissues or plastic properties change, should be modified or redo, do not force to use, so as not to damage the natural teeth or other tissues in the oral cavity.