A dental crown is a prosthesis or cap that reconstructs the morphology, function and contour of the damaged portion of a tooth. It is used when the fragment of a tooth that remains in the mouth is badly destroyed or has a lot of cavities.
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There are mainly five types of dental crowns with different characteristics :
- Metal-porcelain crown
- Corona Empress or full porcelain crown
- Full metal crown
- Crown over implant
- Zirconia crown
- Metal-porcelain crown
It is a portion of metal covered with fused porcelain that protects the tooth , is durable and thanks to the metal it resists chewing force. Also, porcelain has the natural appearance of a tooth.
- Empress crown or full porcelain crowns
It is a metal-free restoration, it is generally used to restore anterior teeth in an aesthetic way , it can also be used on molars as long as there is no problem associated with bruxism (teeth grinding), since otherwise it could lead to fracture.
This crown has functions such as covering and protecting the tooth, it is durable, strong and has a natural appearance.
- Full metal crown
This type of dental crown is a completely metal restoration ; It is used in cases where the patient is a bruxist, since an empress or metal crown with porcelain can fracture due to the force of chewing.
It is a durable and safe restoration if you have the problem of grinding your teeth, although, if you prefer, there is a treatment to use a porcelain metal or total porcelain restoration if after having cemented the crowns we resort to the additional help of a guard occlusal .
- Crown on implant
As its name implies, it is a restoration that is placed on an implant previously placed in your mouth. Normally, you must wait for a period of 3 to 6 months for the healing of the dental implant to finish before you can work on it.
In order to verify that everything is perfectly fine, radiographs will be used to take the impression and place the final restoration, which is not cemented, but is screwed to the implant; In the following months you will tell us if you feel comfortable with your crown.
- Zirconia crown
It is a restoration that gives the tooth an aesthetic and natural appearance; zirconia is a material for fixed prostheses, of extraordinary hardness and resistance. The aesthetics of the finished ceramic are very close to perfection since, eliminating the metal, the light does not find barriers and is reflected in a totally natural way.
It is important that you know that after placing a crown there may be a post-restoration sensitivity period of 30 days , in addition, all treated teeth may be prone to receiving root canals or endodontics .