How to choose metal to fill teeth

Metal fillings
1. The dental amalgam

The dental amalgam restoration is sometimes called "silver" and is now restorative material most often used in Canada. Because of its silver, it serves to close the back teeth. It consists of a mixture of various metals such as mercury, silver, copper and tin.

- Advantages

The material restoration cheapest.
It is sustainable.
It is easy to implement. (As a direct restorative materials, treatment can almost always be done in one visit.)
- Disadvantages:

His silver may appeal to people who want their teeth are "natural" look.
It leaves out tiny amounts of mercury during chewing, which causes no problem for most individuals. Moreover, no study has revealed that amalgam restorations, in use for over 150 years, make sick.
Health Canada has recommended that pregnant women waiting to give birth before getting to restore teeth amalgam. In an emergency, your dentist may recommend other kinds of fillings.
2. The restoration gold

The restoration is done in gold from a template (or mold) of your tooth. It consists of an alloy of gold and other metals such as silver and copper, that enhance sustainability.

The restoration gold is manufactured in a dental laboratory, then returned to your dentist who holds up. It is done in 2 or more visits.

At the first visit, your dentist removes all traces of decay, prepares the tooth and takes a fingerprint. Then he plugged temporarily. Meanwhile, the laboratory uses the fingerprint into a model that will make a restoration of size and shape identical to those of the tooth. At the second visit, 2 or 3 weeks later, your dentist cements the restoration permanently in place.

- Advantages

Gold is stronger than amalgam.
The restoration or lasts long.
- Disadvantages:

Gold is more expensive than other kinds of fillings.
Being indirect restorative materials, crowns and restorations or take at least 2 hits.
The golden color may not appeal to people who want their teeth are "natural" look.