Why does a tooth need a root canal? Root canal therapy is necessary when oral bacteria invade the pulp inside of your tooth. This usually happens when a cavity is left untreated for a long time. It can also occur if your tooth becomes cracked or damaged due to trauma.
Why do teeth need crowns? Crowns are used to protect, cover and restore the shape of your teeth when fillings don’t solve the problem. Dental crowns can be made out of metals, porcelain, resin and ceramics. They typically don’t require special care over time other than regular good oral hygiene.
What are crowns ON teeth? A crown is a cover or “cap” your dentist can put over a tooth. A crown restores a damaged or missing tooth to its normal shape, size and function. A crown can protect the tooth or improve the way it looks.
What do they do for a root canal? A root canal is performed when the endodontist removes the infected pulp and nerve in the root of the tooth, cleans and shapes the inside of the root canal, then fills and seals the space. Afterward, your dentist will place a crown on the tooth to protect and restore it to its original function.