Pediatric Dentistry scientific knowledge

1 What is the "six old tooth"? Any protection "six old tooth"?
What is the "six old tooth"? Any protection "six old tooth"? In primary molars behind the first permanent molars, since the eruption in children six years old or so, so called it "age six teeth." Just eruption of the "six old tooth" is not very strong, but without the occlusal surface of uneven wear, fissure deep, easy accumulation of food debris and plaque, and difficult to clean, so they are subject to the erosion of acid-producing bacteria, is prone to caries. We can use methods fissure in before the occurrence of dental caries, Tim flat occlusal surface deep fissure, the accumulation of food debris and plaque is not easy to achieve the effect of prevention of dental caries. In addition, the "six old tooth" eruption early, but also quietly last a long in the rear molars, are often mistaken for teeth, dental caries High Speed Handpiece early did not receive timely treatment, until the pain, we have very serious damage from even a teenager would have to be unplugged regret for life. To avoid this situation, you should bring the child to the hospital for checkups regularly. When the judgment is deciduous or permanent teeth can not be a problem, you should go to the hospital for a doctor to help solve the problem.

2 children dentition duration "double tooth" how to do?
Length of time the child dentition "double tooth" how to do? The tooth replacement, permanent teeth have erupted dental supplies and no normal shedding of deciduous teeth, there will be "double tooth" situation. "Double tooth" phenomenon is most common in the lower front teeth replaced. In the absence of the normal shedding of deciduous occupy permanent positions, a new eruption of permanent teeth can not be ranked in the normal position of the dentition, often in the lingual dentition, resulting in tooth malalignment. At this point, should be promptly removed without the normal shedding of deciduous teeth, eruption of the permanent teeth with the power to go back dentition.

3 new growth two front teeth do not rely rope how to do?
New growth two front teeth do not rely rope how to do? New growth often appear dentition maxillary two gates (incisors) teeth between the large joints, can not move closer. Parents do this very anxious. It can be divided into two situations: one is temporary and normal phenomenon in early mixed dentition, the gap with both sides of the lateral incisor and canine eruption will gradually disappear; Another situation is caused by pathological factors, such as: two incisor teeth big ambush between multiple teeth exist, the gap between the front teeth does not go away, should go to the doctor immediately. Therefore, when the two front teeth delays closer, they should seek help children dentist checks, such as abnormal, need early treatment.

4 caries can be prevented? How to prevent tooth decay?
Caries can be prevented? How to prevent tooth decay? As long as a causal factor in caries removal, tooth decay is completely preventable. First, remove the tooth surface plaque, maintaining good oral hygiene is the key to prevention of dental caries. Oral hygiene should begin when a child is born to start. Although there is no time teething babies, parents should also like the same day to the children for the children wash bath scrub mouth. Method, the parents wash their hands after the index finger wrap gauze dipped in boiled water for the children scrub oral, daily morning and evening. As the child's deciduous teeth eruption, use brush with rubber fingers for the kids brush their teeth. 2-2.5 year-old child to be substantially complete eruption of deciduous teeth, the gradual transition to a toothbrush for kids with children brush their teeth. Start with a toothbrush when brushing your teeth, you can only use boiled water or salt water, wait until the child learns to gargle, spit out the toothpaste when you can, use fluoride toothpaste for children brush their teeth. With the growth and development of the child until the hand movement coordination improved in the 4-5 years old (children learn to wash handkerchief) to teach children brush their teeth, to school-age children, the so children can brush their teeth. At this point, even if the child can independently brushing teeth, parents should always check to help children develop good oral hygiene habits. Children should normally be a simple and effective "vertical brush method", namely: along the long axis of the teeth as we brush comb, like brushing teeth, not only the surface, but also the gap between the teeth brushing. From the upper teeth think the next brush from the bottom like on the lower teeth brush, brushing teeth, not only outside, but also should be brushing teeth occlusal surface and near the inner surface of the tongue. Brush each part should be repeated 8-10 times, carefully brush the teeth again, take 3-5 minutes. Develop good feeding habits are another important way to prevent dental caries. While ensuring the growth and development of children under the former title nutritional balance, reducing sugar intake. On infant milk and drinking water, sugar in moderation, do not put too much sugar, but can not use sugar and sweet drinks instead of plain water to feed their children. For infants less than 1 year old night-feeding should put less sugar, preferably hold sugar. Children over 1 year of age, should reduce the number of feedings at night, gradually transition to night without feeding. Children aged 2-2.5 essentially complete eruption of deciduous teeth, you should disable timely bottles, switch to drink from a cup and drinking milk, excessive use of bottles of oral health. In addition, should help children develop good eating habits, regular fixed by law to eat, eat more fruits and vegetables and other natural foods crude fiber. Because fiber foods during chewing on the tooth surface and the cleaning effect of friction, medically known as "self-cleaning effect." Chewing crude fiber foods, like washing - with a dish cloth, like its mechanical action attached to the tooth surface dirt can be removed, and massage gums, dental health benefit, and promote jaw development. Meanwhile, the child should be to reduce the amount and frequency of snacking, eat biscuits, cakes, jams and other refined sugary soft foods. Especially at night after brushing can not eat anything. A good diet is not only beneficial for the child's teeth, but also for general health benefits for life. In addition, we can also enhance the hardness of the teeth and improve the structure of the tooth surface defects, and enhance resistance to the teeth against dental caries. In the Beijing area such as low-fluoride area, with a fluoride toothpaste to prevent dental caries cost-effective method. Fluoride is a chemical element.