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Crowns and Bridges Before and After

In dentistry, a crown most commonly refers to a dental cap, a type of dental restoration that completely caps or encircles a tooth or dental implant. A crown may be needed when a large cavity threatens the health of a tooth.

氧化锆牙冠 (zirconia Crown)
Tooth darkening is very common after having root canal treatment. A zirconia crown can mask the dark colour and protect the tooth from fracturing.

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