Laser teeth whitening: stages, pros and cons, reviews

In modern society, white teeth are a sign of grooming and oral health.

As a result, there is an increase in people's interest to a variety of procedures enamel brightening a few shades.

laser teeth whitening

One of the professional return of the lost dentition white is laser whitening.

What is a

Whitening is a effects on tooth enamel, pre-coated with a special gel with peroxide content of carbonate, a laser beam.

Due to this action there is an allocation of ions of oxygen or hydrogen. Penetrating through the enamel, they react with protein compounds, which are inside the dental tissue.

Under the action of laser brighten the pigments in dentine, by which man acquires a white smile.

Depending on the initial condition of the enamel may be enough for one treatment or after a certain period of time, it must be repeated.


The advantages of laser whitening are the following points:

  • strengthening the enamel;
  • lightening teeth a few shades with the conservation of their structure and without the risk of drying out;
  • protecting molars from damage due to the bactericidal effects of laser;
  • the possibility of selecting the type and concentration gel for bleaching component based on the inspection of the enamel;
  • the absence of tooth sensitivity after bleaching;
  • minimal impact on the gum tissue;
  • the duration of the retain the acquired effect;
  • the lack of feeling pain during the procedure.


The procedure of laser bleaching has very few drawbacks. These include the following factors:

  • the high cost of the session.
  • the need for repeat procedures with a strong pigmentation of the enamel;
  • long preparation, which consists in resolving problems of the oral cavity such as carious damage, the presence of dental calculus, inflammation of the periodontal tissues.

Indications and contraindications

A key indication for the procedure of bleaching with laser light is natural and the other staining the surface of the dentin.

The natural darkening of the enamel forms as a consequence of age-related changes in the body, eating food with colorants, Smoking.

The particular change in color occurs as a result of taking certain antibiotics. With this color it is very difficult to cope: home bleaching will not bring results. It may take a few treatments the laser treatment.

The dentist can refuse to carry out bleaching in the following cases:

  • when patient age less than 16 years due to the lack of formation of the bite and hardness of enamel;
  • in the case of pregnancy and lactation;
  • when the sensitivity of the enamel;
  • in the case of not a good process at the tooth surface;
  • people with damage to the enamel;
  • when personal intolerance to components of the gel used in the whitening;
  • while wearing orthodontic appliances, and some time after withdrawing them;
  • in the presence of diabetes and diseases of the endocrine system.


Laser whitening carried out in dental clinics and can be done in two different ways:

  • Using a diode laser. This procedure is called photochemical bleaching.

    Color pigments of a dentin are destroyed as a result of thermal reaction. Duration of preservation of the received result up to two years.

  • With the use of KTP – laser that produces a green color. In photodynamic bleaching effect is achieved due to the impact of the gel based on hydrogen peroxide.

    Demineralization of teeth takes place. White stored for a period up to 5 years.

Detailed description of the process

Surgery laser whitening carried out in several stages:

  • Preparations. Dentist examines the oral cavity of the patient for the presence of any abnormalities, which may be a contraindication to the use of the session. If necessary, performed additional procedures, not associated with bleaching: removal of plaque and Tartar, treatment of caries, strengthening the enamel and fluoride treatment.
  • The whitening procedure. Laser whitening consists of several sequential activities, which are discussed below.
  • The completion of the procedure. After the time required for removal of color pigments, the removal of the gel from the surface of the teeth and rinsing the mouth. In some cases, the enamel is covered with a fluorine-containing gel. The dentist evaluates the results and gives recommendations for further health care together with the patient decide on the need of re-bleaching.

Stages of laser whitening:

  • The patient put on glasses and there are special holders for the lips.
  • The gums and the enamel dried with gauze swabs from excessive moisture.
  • Superimposed cofferdam, which aims to isolate the elements of the dentition when carrying out clarification.
  • On the prepared teeth is applied oxygenated gel.
  • Each tooth is sequentially processed by a laser beam for 30 seconds. At this time, the effect of active components of a gel pigments of the dentin.
  • After processing the whole jaw gel is left on the enamel for 10-15 minutes. At this time, the process of splitting molecules of the pigment continues.

How safe is it

The safety of the bleaching procedure is ensured by the property of laser beams to penetrate deeper into dental tissue is directed. Heating the enamel and change its structure during this procedure.

The intensity of the lighting device is configured by the dentist individually in each case, in accordance with the oral health of the patient.

It should also be remembered that the bleaching strength of the installed seals is reduced, so over time you may need to install a new one.


White smile the whitening result is achieved due to the oxidation and breakdown of color pigments in the tissues of the tooth. Single exposure of the laser beam is able to lighten them by 5-10 shades.

However, it is understood that the result obtained depends on the initial state of the enamel. In some cases, you may need a second procedure, which is carried out after a couple of weeks after the initial session.

Duration acquired as a result of the bleaching effect depends on the individual characteristics of the dentition of man. The average is 3-5 years. An important role in maintaining the whiteness of your teeth plays how properly the person caring for them.

Care after conducting

To teeth kept purchased the white color for a long time, it is important to keep the following rules in the process of daily care for them:

  • to implement procedures of oral hygiene using toothpaste, brush, floss;
  • do not use abrasive dentifrices in the cleaning process;
  • to use the mouthwash after each meal;
  • go to use a brush with medium or low stiffness of the fibers;
  • for weeks after the procedure clarification should give up eating foods with coloring components: juice, wine, coffee, carrots;
  • to stop Smoking;
  • to carry out the timely rehabilitation of the oral cavity and undergo a professional teeth cleaning at the dental center.
kinds of bleaching

Comparison with alternative methods

In addition to bleaching with a laser, there are alternative methods of lightening the dentition:

  • Change the color of the enamel using the Zoom lamp is not less effective, but takes much more time: about 2 hours compared to 30 minutes when using the laser. Also, this technique is carried out over 2-3 sessions.
  • Photo-bleaching requires the use of special bulbs: halogen, led or UV. This increases the risk of accidental burns to the pulp, or drying out of the enamel. Duration of this procedure ranges from one to one and a half hours.
  • Clarification on the technology of "Amazing White" is due to the use of LED lamps and hydrogen peroxide. The procedure is highly efficient, but has contraindications, and in some cases can lead to demineralization of the enamel.