Teeth whitening
Teeth whitening is the process of removing pigments from the surfaces of the teeth, and make them look whiter. There are many materials used to whiten the teeth, the most important of which is the peroxide. These bleaching materials break and break the external pigments attached to the surfaces of the teeth to small particles, The concentration of these colors or pigments and making the teeth appear whiter. It should be noted that the results of teeth whitening are temporary and not permanent results, meaning that continuing to eat colored foods and beverages significantly reduces the period in which the teeth remain white, D chances of return to the original color.
Methods of teeth whitening
There are more than one way to whiten the teeth and we mention the following three most important ways:
- Bleaching in the dental clinic: This method requires more than a visit to the dental clinic, where the size is taken to the teeth of the patient, and make a mold, and then the dentist uses bleach, put into the mold, and then put the mold on the patient’s teeth.
- Bleaching by the doctor: The manufacture of a special mold as in the previous method with the difference that the patient uses bleach alone in the home according to the doctor’s instructions.
- Laser bleaching: In this method the whitening material is placed on the teeth, then laser light on it, and this activates the process of removing pigments from the surfaces of the teeth. This method is faster than the above methods and is also more expensive.
- Bleaching: This method, which is used to whiten teeth, and is one of the nicest ways to the teeth and the least harmful, and helps the toothpaste to remove the surface pigments, as it contains abrasive materials remove pigments, and use of toothpaste does not change the color, Foreign Affairs.
Laser bleaching damage
Tooth whitening laser damage is:
- There is a greater chance of tooth sensitivity compared to other methods of bleaching, and dental sensitivity is the feeling of pain when eating cold or hot, and the sensitivity of teeth more severe in people who have a layer of thin enamel teeth.
- Because of the acidic nature of the bleach, its contact with the soft tissue surrounding the teeth for a long time may cause irritation.
- In general, such damage is possible regardless of the type or method of bleaching used, and not only in the case of laser bleaching.
METHODS OF TREATING OXIDITY OF THE TOOTH BURNING
To reduce tooth sensitivity resulting from teeth whitening, the following methods can be used:
- Place the bleach for a shorter period on the tooth surfaces.
- Refrain from bleaching for consecutive days to give teeth a chance to adjust to bleaching.
- Use products that contain a high percentage of fluoride after bleaching and before, as recommended by the dentist; because these products help to replenish the teeth with minerals.
- Use toothpaste for sensitive teeth, and it is necessary to contain potassium nitrate that inhabits pain at the nerve endings.
Causes of discoloration of teeth
There are many reasons that lead to tooth color change, the most important of these reasons are the following:
- Food and drink: such as coffee and tea, containing pigments and colored materials that adhere to the surfaces of the external teeth and lead to change the color of natural teeth.
- Smoking: Cigarettes contain tar and nicotine, tar is a dark substance, nicotine is colorless, but when it is mixed with oxygen it turns into a colored substance that gets teeth yellow.
- Genetics: A person may have genes that give the color of teeth darker than normal.
- Fluorescence: Fluorescence occurs in the early stages of tooth formation. Fluorescence occurs in the form of patches or white lines on the teeth. The reason is to increase the fluorine content in drinking water. Fluorescence occurs in children at the age of eight. It appears in the form of white spots, pigments, On the surface of the tooth.
- Age: Aging leads to loss of the outer layer of the teeth, the enamel layer, making it a thin layer showing the yellow layer of yellow underneath it, so teeth look yellower in the elderly.
- Some types of medicines: Coloration of teeth may be a complication of some drugs, such as antihistamines and antidepressants, and there are some antibiotics such as tetracycline and doxycycline cause discoloration of teeth in children.
- Strokes that may lead to discoloration in the teeth: because they lead to increase the substance of yellow ivory in the teeth.
Cases excluded from teeth whitening
Bleach may not be suitable for all people, there are cases where it is difficult to bleach the teeth, where it is not recommended to work teeth whitening of persons with the following cases:
- Children under the age of 16, because the core of the teeth of these children is large, which may lead to irritation of the pulp of teeth from bleach.
- Pregnant and nursing mothers.
- Sensitive teeth by nature, gum problems, and tooth root exposure.
- People who are allergic to bleach.
- People with gum disease, loss of the outer layers of the teeth, or have dental necrosis.
- People who have cosmetic fillings, artificial ornaments of various kinds, as the color of fillings, bridges and ceramic fixtures will not change.
- People who believe that teeth whitening may give results far outweigh the results that really give them, these people may be disappointed if they do not get the desired results.