Stuffing in the teeth can be seen in two cases: 1, the teeth themselves have a lack of teeth to cause food embedding, mostly seen in caries; 2, the adjacent space of the teeth retains something, and a long time may also be easy to cause the adjacent surface of the caries. All the long-term storage of food will cause a series of problems, the long-term storage of food will cause food decay, there may be odor, and then the long-term storage of food may be caries or cause dental caries, dental caries is composed of bacteria invading the hard tissues of teeth, some bacteria may exist gas-producing podococci, it may produce odorous gas, so from this point of view, it must be for the Therefore, from this point of view, it is necessary to make treatment for the specific situation of teeth, such as caries and adjacent gap.