Veneers
Veneers are thin custom-made shells that are designed to
cover the front side of the teeth. Made of tooth-colored
materials, veneers are used to treat gaps and teeth that are
permanently stained, poorly shaped or slightly out of alignment.
Veneers are fabricated by a dental technician, usually in a
commercial dental laboratory, from a model provided by your
dentist. Some are made of composite resins and some are made of
porcelain. Placing veneers is often an irreversible process
because it is sometimes necessary to remove a small amount of
enamel to accommodate the thickness of the veneer. Anesthetics
may be required when enamel removal is done. The procedure
requires just a few appointments. Like any restoration, it is
possible for the veneer to come off or for decay to develop
around the margins.
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Bleaching
Bleaching is a
procedure that can brighten some teeth that are discolored or
stained. It can be performed on living teeth or teeth that have
had the nerve removed. A chemical oxidizing agent is applied. It
often takes a few applications to notice a change. A dentist
fabricates a custom-fitted mouthguard that holds a bleaching
gell. The mouthgard is worn up to 4 hours daily or over night
for about two weeks. Not all patients received the same results,
and depending on the stains, may not receive any perceivable
benefit. |