TEETH
WHITENING......................
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Teeth Whitening |
Professional Teeth Whitening | Different
Whitening Techniques
Teeth
Whitening
Whitening of the
teeth is performed for patients who desire a brighter smile.
Tooth whitening can be performed to reduce discoloration
and staining, or simply to provide the patient with whiter,
brighter teeth.
How
white can your teeth become?
How white your teeth
can become from bleaching and whitening is a common question
with a very subjective answer. Some whitening procedures
claim they can whiten your teeth by up to nine shades, but
that is highly unlikely. Just a change of two or three shades
will make a significant difference in just about anyone's
smile. There is no one standard system in the dental field
to measure and determine tooth color. The most often heard
about, however, is the Vita shade guide.
This guide divides
tooth color into four basic shade ranges:
A (reddish brown)
B (reddish yellow)
C (gray)
D (reddish gray).
In the A range there
are five levels of darkness. Ranges B, C and D, each have
four levels.
Not all of your teeth
are the same natural color. Usually your eye teeth tend
to be darker than the others, your front teeth are typically
the whitest, and molars tend to be a shade between the two.
The goal for everyone is to achieve their individual optimum
whiteness while still looking natural. During your first
consultation for tooth whitening, your dentist will go over
what you personally can expect for your specific smile.
How white teeth will become from a given procedure will
vary from person to person. The structure of your teeth
and the type of procedure implemented will affect the outcome.
The following chart will give you
some idea of how to compare the two most popular methods
for tooth whitening. As everyone's circumstances are different,
both options should be further discussed with your cosmetic
dentist prior to making a decision.
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What causes discoloration
of the teeth?
Teeth enamel discoloration
can be caused by staining, aging, or chemical damage to
teeth. Some of the more common causes of teeth discoloration
are medications, coffee, tea or cigarettes. People who drink
significant amounts of cola soft drinks can experience similar
staining.
Aside from staining,
there are other factors that can affect the color of an
individual's teeth. Genetics can play a role. Some people
have naturally brighter enamel than others. Disease can
also be a factor and certain medications can cause a discoloration
of the teeth. If you suspect that there is an underlying
medical cause for your teeth discoloration, be sure to inform
your cosmetic dentist.
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Overview
of Teeth Whitening
Teeth whitening is
used to correct discoloration of the teeth by removing the
brown and yellow staining. The term "teeth whitening"
can refer to a number of techniques to improve the brightness
of the patient's teeth. Among them are chemical whitening,
mild acid whitening, abrasive teeth brightening and the
newest technique, laser teeth whitening.
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Teeth
Bleaching
Teeth bleaching is
chemical process used to lighten the color of the patient's
teeth. The procedure can be performed entirely in the cosmetic
dentist's office or it can be performed by the patient in
their home, using a materials provided by the dentist. The
home method is often used because it saves the patient from
having to make an office visit for each treatment.
Before the patient
embarks on the home teeth whitening regimen, the cosmetic
dentist creates a custom mouth tray for the patient. The
custom tray is a critical component of the treatment. It
ensures that the correct amount of whitening solution is
used and that the patient's teeth are properly exposed to
the whitening solution. The custom made mouth tray provides
for a better fit than a one-size-fits-all mouth tray to
help increase the margin of patient safety.
The steps in the
home teeth whitening regimen are fairly straightforward.
The cosmetic dentist's office provides the patient with
the materials and instructions and also answers questions
the patient may have about the routine. Your dentist's office
can also provide you with off-site supervision should you
have any questions once you've begun.
A home whitening
session can last for two to three hours, during which time
you will have the tray and solution in your mouth. Depending
upon your needs and desired results, your dentist may instruct
you to keep the tray in your mouth overnight. Typically,
you will follow your home teeth whitening regimen for two
to three weeks, after which time you will return to your
cosmetic dentist for a follow up visit.
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How
long does teeth whitening last?
Teeth whitening is
not a permanent procedure. Results can last for one to or
more years, depending upon your personal habits. In most
cases, the whitening procedure is very effective and the
patient is pleased with the results.
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Types
of Teeth Whitening Procedures
There are a few teeth
whitening procedures available that correct discoloration
of the teeth by removing the brown and yellow staining.
While each work effectively, there are advantages and disadvantages
to each procedure dependent upon your objectives and commitment
to the processes. The type of procedures available should
be discussed with your cosmetic dentist, and a they will
recommend the most appropriate teeth whitening procedure
for you.
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ZOOM 2 TEETH
WHITENING (In-Office)
Using a special light
with a whitening gel, this is an in-office bleaching system.
It is often followed up with an at-home bleaching kit if
needed.
The translucent bleaching
gel is applied to the teeth and a specail activating light
source is used to activate the crystals to absorb the energy
from the light and penetrate the teeth enamel to increase
the lightening effect on the teeth. The length of time in
the cosmetic dentist's chair depends on the degree of discoloration
you have, but two hours is common.
Advantage:
One visit is usually all it takes for a bright smile.
Disadvantage:
The sudden change of color is likely to be noticed by those
around you immediately.
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LASER BLEACHING
(In-Office)
Using a laser with
a whitening gel, this is an in-office bleaching system.
The translucent bleaching
gel is applied to the teeth and a laser light is used to
activate the crystals to absorb the energy from the light
and penetrate the teeth enamel to increase the lightening
effect on the teeth. The length of time in the cosmetic
dentist's chair depends on the degree of discoloration you
have.
Advantage:
One visit is usually all it takes for a bright smile.
Disadvantage:
The sudden change of color is likely to be noticed by those
around you immediately. This is the more expensive of the
procedures available, but also the quickest.
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Custom
Fit Tray Bleaching
There are a few teeth
whitening procedures available that correct discoloration
of the teeth by removing the brown and yellow staining.
While each work effectively, there are advantages and disadvantages
to each procedure dependent upon your objectives and commitment
to the processes. The type of procedures available should
be discussed with your cosmetic dentist, and a they will
recommend the most appropriate teeth whitening procedure
for you.
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CUSTOM
FIT TRAY BLEACHING (In-Home)
A custom fitted tray
is worn over your teeth. A small amount of the bleaching
gel is placed in the tray and worn for a brief amount of
time each day. This is the most common technique because
it's easy to use and costs less. Impressions are taken of
your mouth and a thin custom made plastic tray is made which
you take home and wear for about one to two hours per day.
While some results may be seen in a couple days, it usually
takes one to two weeks to see the full whitening of your
teeth. This procedure is sometimes used in conjunction with
the in-office laser bleaching if you have severe discoloration
(dark grey or purple) or internal teeth staining.
Advantage: A gradual
whitening of your teeth over time will be less noticeable
to others that you're undergoing this procedure. The cost
is relatively low.
Disadvantages: This
procedure will require two to four visits to the cosmetic
dentists office.
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Advantages &
Disadvantages of Teeth Whitening
Pros and Cons
of Teeth Whitening
Advantages:
People typically have their teeth whitened to improve their
appearance. Whiter teeth are associated with beauty and
a healthier lifestyle. When people have a brighter smile,
they tend to smile more often and are less self-conscious.
In addition, a whiter
smile tends to minimize the appearance of facial wrinkles,
giving way to a more youthful and energetic appearance.
Finally, a whiter
smile gives people to whom you are speaking a place to focus
on and gives you a friendlier appearance.
Disadvantages:
Although bleaching is very effective, there can be short
term disadvantages, such as sore gums or teeth from the
bleach. This disappears when bleach use is discontinued.
Some individuals are more chemically sensitive. If you are
one of them, inform your cosmetic dentist so that you can
be tested for sensitivity to the solution.
Research indicates
that bleaching is completely effective in more than 78%
of people. In cases of serious teeth discoloration, bleaching
may not be the best choice. Veneers or crowns may be the
superior choice. Bleaching is usually the first solution
to try due to its lower cost.
Some people experience
discomfort from wearing the mouth tray. This typically goes
away in short order, but if you suspect that there is a
problem with the fit of your mouth tray, call your dentist's
office. They can often make small adjustments that will
minimize or eliminate the problem.
COSMETIC DENTISTRY - TEETH WHITENING