Saturday, February 28, 2009

teeth whitening

How whitening, teeth whitening, dental ancient beauty, from saline mouthwash, and whitening toothpaste, scaling, bleach, etc., people are constantly searching for a better and more convenient way of teeth whitening. Whitening as the past two years in China's emerging whitening technology to the operation time is short, effective, no side effects, such as features, was widely welcomed by the people, but also to engage in performing arts, chair, lawyers and other social than to provide a wide range of occupational groups another simple teeth "glamorous" way.
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Modern Cosmetology ever wider area has been extended to in vivo from in vitro, teeth whitening is an example. Teeth whitening method in continuous improvement.
Whitening method used has its own short
Tooth colored teeth have the most common internal shading (dental fluorosis,四环素牙), tooth surface stain, tooth decay, such as age-related discoloration.
How whitening, dental fluorosis has the characteristics of regional incidence was mainly due to high fluoride content in drinking water. From the surface of mild dental enamel opaque turbidity, moderate tooth surface shows yellow or brown irregular-shaped plaques, in addition to those who have severe color changes, accompanied by tooth surface enamel defects.
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The last century 80's, teeth whitening a composite resin restoration method, is about to surface covered with a layer of tooth colored composite resin, dental fluorosis are applicable to this method, dental fluorosis, get 30% hydrogen peroxide to the tooth surface coated with incandescent or infrared radiation noodle teeth, whitening effect can be achieved.
Whitening teeth bleaching can be taken in latex method, people get dental model, the production of a suitable person teeth braces, will be applied to model latex, evening wear braces for 6 to 8 hours, repeatedly whitening effect can be achieved , disadvantage of this method is that some people will appear gingival pain, side effects such as throat symptoms. Decoloration within whitening to dental pulp are removed, will be 30% concentration of hydrogen peroxide into the tooth root canal, replace the first three days of drugs, are living disadvantage teeth will become die teeth, the time a little longer, teeth prone to loosening.
Laser whitening effect when the condenser poor, a larger illuminated area, the higher the temperature of the dental nerve, dental damage surrounding tissue have. Porcelain teeth whitening can be achieved the effect of disadvantage are high economic costs.
Cosmetology teeth: whitening technology leader
Cosmetology teeth: whitening technology first appeared in the United States. Clinical experiments show that cold light tooth whitening technology, its effect may enhance 5 ~ 14 Histogram.
Whitening using low-temperature luminescence, completely avoid the operation of the dental nerve damage. Whitening agents for the major components of hydrogen peroxide, used in dental treatment have been detreated decades. Process does not contact with gums, the tooth structure without causing damage. Operation takes only 30 ~ 40 minutes, whitening effect can be maintained for about 2 years.
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Pre-whitening, treatment should wear goggles and openings browser. Operation will be light-cured resin as raw materials to protect the gums insect and covered in gum on the subgingival, curing lights with light exposure of about 3 seconds; good whitening agent and then transferred carefully to cover up and down the eight or more teeth, whitening agent thickness of 2 ~ 3 mm; then adjust luminescence point of view, the beginning of irradiation.
The first eight minutes after the end of the cold light irradiation, the teeth whitening agent from the surface absorptivity go, once again applying whitening agent, entered the second eight minutes of exposure, repeated exposure to the cycle 3 times to achieve optimal results. After whitening, dental rinse water surface and the cracks will be light-cured resin can be removed.
After whitening, you will be pleasantly surprised to discover so white teeth.
After whitening is not a once and for all
In the United States, has more than one million people to apply this method to carry out tooth whitening.
For the mild to moderate endogenous teeth, dental fluorosis better use of whitening, severe staining can improve the color of teeth. Mild staining teeth whitening once, moderate staining teeth whitening can be the first time after an interval of one month, and then a second whitening.
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Whitening is through the cold light of the principle of the drug penetrated into the teeth organizations go to dentin tube open, with drug possession in the colored dentin replacement material out of reach whitening effect. After whitening, because dentin tube open 24 hours so the teeth can easily re-infected with non-ferrous material, should avoid drinking tea, coffee, cola, red wine and other colored foods, do not use colored toothpaste to avoid smoking tobacco, it is recommended to drink milk, eat bread.
Whitening is not a once and for all and maintain the length of time due to personal eating habits and tooth structure to another. The severe form of tooth colored dental Merger by saboteurs, may be considered to do porcelain teeth.