Teeth Whitening
Description
Tooth whitening is a process that lightens discoloration of enamel and
dentin of a tooth by using a bleach containing peroxide
carbamide peroxide or hydrogen. This product in prolonged contact with a tooth
remove stains that have formed over the years.
White teeth bright smile is a sign of beauty, health and youth.
Why teeth stain?
The teeth may be covered with plaque or tartar that stain tobacco, the
coffee, tea . Scaling and polishing teeth sufficient to eliminate these tasks.
Staining can be accommodated in the enamel and dentin of the teeth. This can be
caused by the decay, tobacco, certain medications toddlers as tetracycline,
or excessive intake of fluorine.
Cons-indications of money laundering
-Patients under 16 years because they have a large pulp chamber, this
which can cause sensitivity in the bleaching.
-Pregnant or breastfeeding women.
-People with sensitive teeth or gums, including the sensitivity associated
gingival recessions or fillings (plombages) defective.
-Patients with allergies peroxide.
-Patients with gingivitis, advanced periodontitis or caries.
-Fillings , crowns or veneers do not bleach to peroxide. The
must consider again these restorations after bleaching if the result leaves
inequalities whiteness.
Points to consider
-Yellowish teeth whiten better than gray teeth.
-Smokers will have limited results if they do not refrain from smoking.
-Smoking during treatment increases the risk of cancer.
-Money is not life, must make alterations after six, twelve or eighteen
months depending on the amount of tobacco, coffee, tea and red wine.
-Highly stained teeth, such as severe discoloration caused by
tétracycline, may require up to six months of treatment at home, or more
treatment chair. In these cases, if the teeth have more restorations, may
consider asking crowns or porcelain veneers to get better
faster results.
-The degree of whitening can vary from person to person.
Laundering techniques
+Whitening toothpastes
All toothpastes remove slight stains on tooth surfaces by low
abrasion. Some whitening toothpastes contain chemicals that
allow the removal of a greater quantity of dental tasks. But no
toothpaste gives a result comparable to that obtained with a dentist.
+Whitening at home supervised by a dentist
This system uses gutters perfectly adapted to the teeth, which are
filled with a gel based on peroxide bleaching. These gutters are made
after taking impressions of teeth to allow a maximum tooth contact and
reduce contact with the gingiva. They must be worn for a few hours
daily, or overnight, for a period of two weeks or more depending on the
desired level of whitening. This treatment is not permanent and requires
Alterations after six or twelve months, depending on the degree of ingestion of foods that stain
teeth.
+Whitening at the dentist chair
This system allows the dental whitening in one visit to the dentist. The
first method requires the application by the officer with a protective gel on
gingiva since it can be irritated by the peroxide. Then, the bleach is
applied directly to the teeth and bleaching is accelerated by heat or
light source. The concentration of peroxide in this process is higher than the
Other whitening systems, is then achieved a better result. Retouching
must be made after six to twelve months since the treatment is not permanent.
+Risks associated with tooth whitening
Temporary tooth sensitivity
This sensitivity is temporary and disappears after three days. It can reduce or
wearing the splint to a shorter period of time, or interrupting the
money for a few days, evening by applying a fluorine-based gel on
teeth before bleaching. One can also use a desensitizing dentifrice
few weeks before the bleaching treatment.
Temporary irritation of the gums
The gum irritation is temporary aussi.Elle disappears by applying a fluorinated gel .