What is a crown?

A dental crown (crown) is a "cap" in the form of a tooth, the tooth on a set - which covers the tooth to its shape, size and strength to restore and / or to improve its appearance. The crown wraps after it was set up, the entire visible part of a tooth, which is at and above the Gums hem lies.
How do dental crowns
Apart from use as protection for a damaged tooth, a tooth crown can be used to its appearance, shape or orientation to improve. A crown can also be an implant. Porcelain or ceramic crowns can be in the color of your natural teeth adapted. Other materials (gold, metal alloys, acrylics) are usually stronger than ceramic and can be particularly visible posterior teeth not be recommended.
When a tooth crown makes sense?
    * It will replace a large filling
     * It protects a weak tooth before breakup
     * It is a broken tooth restores
     * You attached a tooth bridge
     * It covers a dental implant
     * It covers a discolored or badly shaped teeth
     * It covers a tooth, a root canal treatment has had