CROWNS AND BRIDGES
What is a Crown?
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A crown, also known as cap, is a dental restoration which covers and fits over the tooth and restores it to its normal shape and size. A crown can make your tooth stronger and also improve its appearance.
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there are a few types of crowns: porcelain, porcelain fused to metal and all- metal.
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When is a crown needed?
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A tooth is severely decayed and the remaining tooth structure is weak
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After a tooth had root canal therapy
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A previously restored tooth which had a large filling already and need to be replaced
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Fractures
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The tooth is used as support for a bridge
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The above are only some of the common indications for crowns
What does it involve?
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It usually takes at least two visits to complete a crown.
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At the first appointment, the tooth is prepared to receive the crown. An impression is taken and sent to a dental laboratory where a dental technician will custom made the crown to the shape and colour it needs. A temporary crown is fitted at the end of the session.
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At the second appointment, the temporary crown is removed and the final crown is adjusted and cemented onto the tooth.

What is a bridge?
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A Bridge is a artificial tooth (pontic) which is attached to a crown on each side. This is know as a fixed bridge (as shown below).
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It is used to replace a missing tooth/teeth/space.
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There are also other types of bridges such cantilever bridge and Maryland bridge.

