Simple teeth yellow, and dark color are collectively referred to as tooth color, it generally can be divided into coloring two kinds of coloring of exogenous and endogenous, simply, Stain refers to "extrinsic staining of teeth, the main is caused by food coloring , smoke stains. Endogenous coloring the teeth in the period of the development taking certain drugs or drinking water and other reasons lead to abnormal tooth color of tetracycline and dental fluorosis.
Teeth coloring are generally two types of treatment, restorative treatment and bleaching treatment. Restorative treatment method is to grind part of the natural teeth with artificial materials covered in the corresponding parts, and its advantages are obvious change in tooth color, but the problem is to face the need to wear may cause complications in addition to the dental instruments natural teeth and damage the pulp . If you are the "yellow teeth" and not too serious, there is no need to use this method.
The teeth bleaching treatment, a do not have to wear quickly change the color of natural therapies in addition to the natural teeth, make teeth. In addition to whitening technology, which is through a special cold-light source covering the tooth surface of the bleaching agent and Affect the cultivation of the five factors of dental healing a short time to make it penetrate the hard tissues of teeth to change tooth color, its advantage is that no damage to the dental hard tissue, operating the treatment time short, relatively low prices, but the downside is that due to drug effects bleaching, the bleaching effect varies from person to person.
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