Teeth whitening became a fashion many people jostling to have, to get an attractive smile, despite the availability of many traditional methods of teeth whitening, they just offer temporal results which fade over time, here the idea of teeth whitening processes came up. Daily habits we do regularly cause yellow teeth, which is why just dental care may not be enough reason to keep our teeth white.
With the development of cosmetic dentistry many techniques have appeared that whiten teeth in simple and easy ways, with great results.
Before knowing teeth whitening methods, it’s worthy to know the causes behind yellow teeth first:
Many factors take roles in teeth pigmentation and yellowing, perhaps the most important of which is having some kinds of food, smoking, having caffeinated drinks and coffee excessively, and other factors that cause yellow spots to appear on the enamel layer. And by time, the frequent wrong usage leads to turning the enamel layer to yellow color too.
This layer can be removed with teeth brush and paste, or in the dental clinic where the dentist removes it by chemical teeth whitening methods or cleans plaque layer by the interaction of many chemical materials with the pigmentation layer till it removes completely out of the enamel layer.
Teeth whitening targets teeth’ outer layer that is called the enamel, which varies in color from one person to another as a result of genetic factors in the first place, and there are several other factors that can affect the whiteness of the teeth, including:
Teeth whitening is a non-surgical procedure that restores teeth’ normal color in addition to removing pigmentations resulting from various environmental factors. Teeth whitening occurs in dental clinics or specialized dental cosmetic centers. Teeth whitening usually takes one session or several consecutive sessions according to the different used techniques, and teeth’ condition.
All teeth whitening techniques have essential steps in common which are:
Teeth whitening gel appearance made a medical revolution in teeth whitening techniques due to its wonderful results that appear in record time.
Before processing teeth whitening many conditions should exist:
The results differ from one person to another according to teeth’ health and their color degree, healthy teeth that don’t have cavities and that have strong structure respond better to the whitening procedure and give fast and good results, while weak teeth won't respond fast enough, However, repeating sessions may lead to desired results.
The dentist determines the color degree of the teeth the patient wants before starting the teeth whitening procedure.
teeth whitening gives direct results up to 8 degrees whiter than the original color.
Teeth whitening with laser gives quicker results than chemical whitening, as in just two sessions desired results can be reached, while chemical whitening may need more sessions to give the same results, knowing that teeth whitening results are not permanent, which means that the procedure should be done from time to time to get white teeth permanently.
Teeth whitening procedure that the dentist takes the supervising of has advantages and disadvantages when comparing with teeth whitening products that don’t need a prescription.
Chemical teeth whitening methods differ according to the used material; carbamide peroxide or hydrogen peroxide, as when using in the mouth carbamide peroxide breaks up and turns to hydrogen peroxide and urea.
Most studies show that teeth whitening is safe and effective, no evidence shows that the jelly substances that contain 10% of carbamide peroxide (what nearly equals3.6% of hydrogen peroxide) causes any damage to the enamel layer of teeth. High concentrations of carbamide and hydrogen peroxide weaken the enamel layer.
It is also known as light teeth whitening, and laser teeth whitening is the latest and most popular and best type of teeth whitening, due to its quick and immediate results. Whitening is applied using chemical substances, there are many techniques to whitening teeth with laser, the zoom technique is the most modern method to whitening teeth with laser.
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