Internal,
or non-vital, bleaching is used to lighten a darkly discolored
tooth that has had root canal therapy. A chemical oxidizing
agent is placed within the coronal portion of a tooth to remove
tooth discoloration. It may be performed in the dental office
using a procedure known as "chair side bleach."
In this procedure, bleach crystals are placed inside the tooth,
left for a period of time, and then removed before leaving
the office. This may be done once or several times, depending
upon the discoloration of the tooth. Another method is known
as "walking bleach". In this procedure, bleach crystals
are placed inside the tooth, left for several days and then
the patient returns to the dental office to have the bleach
crystals removed. Again, this procedure may be performed one
or more times, depending upon the discoloration of the tooth.
An endodontist commonly performs these procedures.
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before
non-vital bleaching
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after
non-vital bleaching
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