To determine if a crown is recommended an x-ray is recorded and the health status of the tooth, root, gums and bone are assessed.
Crowns are generally completed after two appointments:
The first visit involves shaping and cleaning the tooth to allow the crown to placed. Impression are then recorded of the tooth and from this, the custom-made crown is made in an external dental laboratory.
A temporary crown is placed over the tooth for approximately 14 days while the crown is being constructed in an external laboratory.
When the crown is ready, the temporary crown is removed. The fit of the new crown is checked and then bonded into position.
Crowns are a extremely strong and reliable restorations designed to protect heavily damaged teeth. For these reasons they are considered the best option to prolong the life of a heavily broken down tooth.
A tooth may benefit from the protection of a crown if it has been weakened due to:
- Trauma or fractures;
- Extensive tooth decay;
- Large fillings over 60% of the tooth;
- Deep cracks;
- Wear (due to ageing, grinding or acid erosion); and
- Following root canal treatment to seal the root filling and reduce the risk catastrophic fractures.
Dental crowns may also be used to cosmetically improve the overall appearance of teeth that may be crooked, discoloured or poorly shaped.
- Brush twice a day with fluoride toothpaste;
- Floss daily;
- Eat a healthy, well balanced diet and limit sugary snacks between meals; and
- Regular 6 monthly dental examinations and cleanings are essential.