Dental crowns are a recent development in the world of dentistry. Generally they resemble caps. They come in different shapes and are placed on the chewing surface of teeth. They serve the following purposes among others;
- Shape teeth; it is common for teeth to lose he general shape due to reasons like cavities and cracking. Dental crowns solve this problem, as they cover those shapeless ridges without anyone noticing they are there.
- Improve appearance; dental crown are not necessarily used on defective teeth. They can also be used to make teeth look more appealing. They are normally made of materials that perfectly match teeth. So people with browned teeth use them to hide this defect. Nowadays they come in different colors for those who would like teeth to appear colored.
- Restore the size of broken teeth; often teeth will break for different reasons like decays and indulgence in fights. You don’t have to live with these embarrassing teeth which have lost their normal size. Visit a dentist and have them fix dental crowns on your teeth.
- Increase strength; people with the tendency of chewing hard materials will after time have problems with the strength of their teeth. It is important to not use your teeth to perform functions that naturally they are not supposed to perform. However with dental crowns in the market you don’t have to worry about weak teeth.
Types of dental crowns.
Dental crowns come in many shapes, materials and colors. They are usually classified according to the material they are made of. The following are the dental crowns available in the market:
- Resin dental crowns; they are made of resin, which is a very cheap material. The greatest limitation to these types of dental crowns is that they are not long lasting. After some time they are too worn out to be used.
- Steel dental crowns; these are made of stainless steel. Due to its luster, stainless steel dental crowns are used as jewelry. Steel is a strong metal, thus these are used to enhance the strength of teeth. Steel cannot be corroded by acid, and thus steel dental crowns prevent decay.
- Ceramic dental crowns; this are made of ceramic that is safe to the mouth. Most of them are fabricated by dentists in the hospital. There are still those that are machine-made. Ceramic crowns are beautiful and are mostly used on front teeth. But they are not used where strength overrides aesthetics.
- Porcelain fused to metal; they are also referred to in short as PFMs. They are a product of both porcelain and metals. They are entirely machine-made. These crowns are recommended where both strength and appearance are important factors.
- Full gold crowns; these consists entirely of gold. They are expensive and are used where appearance is of importance. These crowns are basically ornamental.