Dental experts today warned consumers, whitening, tooth repair to guard against two errors.
Undue harm teeth whitening.
The white "tetracycline" for example, at this stage, many clinics will take the crown finely ground, then put on the practice of porcelain crown. Although such beautiful teeth, but over time the problem will be revealed. Grinded teeth tend to become sensitive, fragile, porcelain crown is easy on the gums of the metal part of the stimulus, the black gums, shrinking.
According to experts, is currently the safest and most natural teeth whitening method is to use the "3D white patch." Use this method to be first out of a thin layer of the tooth surface friction (about the thickness of two pieces of paper), then use the 3D camera to dental equipment take as the mouth, after carving out the worn part is completely consistent with the tooth enamel of artificial restorations, the chip embedded in this layer of whitening teeth.
Materials such as silver amalgam fillings.
Silver amalgam restorations with the practice of tooth decay have been eliminated in developed countries. Unsightly amalgam color itself can not be closely integrated with the teeth, could easily lead to secondary caries and strength, and heavy metals will have a negative impact on the body. Therefore, the experts recommended close to the tooth structure of the material - VITA artificial enamel porcelain wood block. This is a vacuum with compressed ceramic powder fired Knowledge of tooth whitening ceramic block out material, which after a slow cooling, density, easily broken, good light transmission, repaired the teeth look very natural. After ten years in abroad, the clinical evidence, the degree of wear of natural tooth enamel and 98% similarity.
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