Chemical tooth whitening can be done either at the clinic and at home.
In the case of home bleaching patient in the clinic are made special splints and instruct how to properly fill out their whitening gel and how to dress. Kappas with gel or dress for a night or 1-2 times a day for 1-2 hours. The effect of such bleaching can be seen in several days. Usually the course whitening at home takes 10-20 days. Duration, usually determines the dentist, based on the state of dental enamel. It is important that the enamel was healthy, with no visible damage, cracks, not thinned.
Chemical bleaching of teeth in the clinic can go faster, because under the supervision of a physician may be causing the teeth more concentrated solutions of bleaching agents. Before the procedure, the doctor carefully isolates the gums to avoid getting them bleaching gel. After which he applied the gel. The duration of the procedure and the number on the form of gel and its concentration, as determined by a doctor and agreed with the patient before the procedure.
In addition, the clinic can not only speed up the process of bleaching, but also reduce their number. Modern systems use bleach to accelerate chemical reactions of light (most commonly used halogen, plasma arc or glow LED) and laser radiation.
The procedure, using light or laser light to last no more than an hour and gives the effect of bleaching teeth for a few shades after the first session. Whitening procedure is different in that after applying the whitening gel on the teeth directed lamp that emits light, influencing the chemical reactions are accelerated.
By whitening system that uses light glow (it is called photo bleaching) include: ZOOM-whitening, By Lihgt-whitening, etc.
Thus, the major advantage of the chemical bleaching of teeth is the fact that this method allows to lighten the tooth enamel to several tones. Effect of a whitening is almost always visible at once and with proper home care can be maintained for several years. Modern whitening procedures are gentle and do not contribute to the destruction of enamel.
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