Crowns become necessary when there is insufficient tooth structure to support a filling. Teeth that are severely broken down from decay or fracture can be fully restored to proper appearance and function with a crown on the tooth. A Partial crown (not requiring to cover the whole tooth) is called an Onlay.
Sometimes referred to as a cap, a crown is made from either ceramic or gold or other metal (or a combination) and shaped to mimic a natural tooth. It is actually fitted over the remaining part of your own tooth which means less removal of your original teeth, and a stronger, more natural looking result.
- Root canal treated tooth
- Cracked/fractured tooth
- For weak/ brittle teeth
- Largely filled teeth
- Worn down teeth
A Crown/Onlay is prepared in 2 stages: