Learn about current teeth whitening methods

This is an automatically translated article.

The article is professionally consulted by Master, Doctor Dang Tien Dat - Doctor of Odonto-Stomatology - Department of Medical Examination and Internal Medicine - Vinmec Ha Long International General Hospital.

1. Causes of discolored tooth enamel

Fluoride infection: Fluoride is contaminated through drinking water, toothpaste containing too much fluoride will cause the tooth surface to form white stains or clouds (especially overexposure to Fluoride in the first 8 years of life. ). Aging: The enamel layer of the teeth of the elderly is usually thinner and it is easy to turn yellow or brown. Eat or drink dark foods often: Drink a lot of coffee, tea, eat chocolate, smoke cigarettes regularly... Oral diseases: Tooth decay, hypoplasia of enamel, accumulation of tartar... Habits poor oral hygiene. Due to drugs: The cause of tooth discoloration due to drugs often has the most severe consequences, especially tetracycline antibiotics, antihistamines...

2. Indicated when to whiten teeth?

Teeth discolored due to food. Teeth stained by drugs. Teeth discolored with age Beauty needs: People over 16 years old want their teeth to be brighter than their existing tooth color.

3. Teeth whitening methods

Teeth whitening with stickers Currently on the market there are many types of whitening strips of different brands (Oral B, Viva White, Crest, ...) to help teeth become shiny, with the advantage of how simple use. Stick the whitening strips on 2 jaws and keep for about 30 minutes, you will see your teeth whiter.
When buying teeth whitening products, pay attention to the concentration of Hydrogen peroxide. Dentists only use a hydrogen peroxide concentration of 45% to whiten teeth first for 1 hour, then use a special instrument containing hydrogen peroxide with a concentration of 10-15% - this is considered a concentration. the safety of this bleach in the teeth whitening process.
However, there are many types of whitening strips, it is difficult to control the suitability of each person's tooth condition. On the other hand, many types of stickers are floating on the market of unknown origin, if used this type will adversely affect the enamel and color of the teeth.
Teeth whitening with trays After examining the patient's teeth - jaws, the dentist will take impressions of both teeth to create a pair of plastic trays. This pair of membranes will fit snugly against the teeth. Each person will have a different tooth structure, from which the shape of the teeth whitening tray is also different, it is not possible to reuse someone else's teeth whitening tray.
After having the tray, the dentist will guide you on how to inject the medicine into the tray and how to quickly and safely put it on your teeth. Knowing how to use a tray will help patients whiten their teeth at home simply and effectively.

Every day should wear at-home teeth whitening trays for at least 2 hours or can wear whitening trays overnight for better results. If the results of teeth whitening with trays are not as desired, consult your dentist to adjust the appropriate dosage.
For each different patient, the method of teeth whitening with trays will give different results depending on the location and condition of each person's teeth. Before wearing teeth whitening trays at home, users need to clean their teeth and absolutely should not eat or drink while wearing the trays.
Troughs worn on teeth and bleach are mostly transparent, so without too much influence on the aesthetics and communication process, users of whitening trays can still live and work normally. After a period of 2 to 3 weeks, the patient will see the effect.
The advantage of this method is that the cost of teeth whitening is much cheaper than in-office teeth whitening, does not harm tooth enamel and saves time going to the clinic. However, the biggest disadvantage is the less aesthetic effect.
At-home teeth whitening method is suitable for mildly darkened teeth (dull teeth due to age, dull due to foreign causes, yellow teeth) and those who want to save money. financially.

Laser teeth whitening This is a combination of bleach and laser at different wavelengths, creating a chemical reaction that breaks down the molecules that cause yellow and dull stains on teeth, returning bright white teeth. and evenly colored.
Laser teeth whitening is a high-end cosmetic dental technology, which helps to remove all yellow stains after only 30 minutes of treatment. This method does not damage tooth enamel, does not affect the health and surrounding tissues around the teeth and is very safe for users.
When coming to the dental office, the dentist will base on the degree of dullness and color change of enamel to adjust the appropriate amount of bleach and laser wavelength. The degree of whiteness of teeth after whitening depends on the location of each person. The laser teeth whitening process usually takes about 20-30 minutes to own beautiful, white teeth 4-5 times brighter.

4. Harm when bleaching teeth the wrong way

Symptoms of tooth sensitivity after teeth whitening are normal with an incidence of 60%. This symptom will quickly subside and disappear on its own if teeth whitening is done at a reputable dentist. Uneven white teeth can be due to the qualifications and skills of the dentist or to the structure of each person's enamel. Can die pulp, burn gums, gingivitis, gingivitis, tongue cancer, oropharyngeal cancer ... if you ignore the advice of the dentist when arbitrarily whitening teeth at home.

Note, proper teeth whitening will not damage enamel. Only when bleaching teeth with baking soda or lemon juice in excessive doses and abuse can damage tooth enamel, make teeth weak and discolored. Specializing in Dentistry - jaw - face, Vinmec hospital is equipped with KAVO dental chair system (Germany), camera at the tooth chair, panorama machine of Gendex, X-ray machine of in-situ socket, Phosphorus film scanner of Gendex, Dently ultrasound machine, Radii Plus Australia teeth whitening forging, endodontic machine, root canal length meter.... help maximize the examination and implementation of all dental and maxillofacial techniques.
In addition, Vinmec gathers a team of experts, leading doctors with high qualifications, experience, dedication and devotion to the health of patients.
Master, Doctor Dang Tien Dat graduated with a master's degree in Odonto-Stomatology from Hanoi Medical University. Dr. Dat has strengths in: performing wisdom tooth extraction procedures, root canal treatment, tartar removal, gentle tooth filling, minimal trauma, helping patients to minimize pain; Design and make beautiful porcelain teeth. Currently, dentist Dat is working at the Department of Odonto-Stomatology, Vinmec Ha Long International Hospital.
To register for examination and treatment at Vinmec International General Hospital, you can contact the nationwide Vinmec Health System Hotline, or register online HERE.