Endodontics is a branch of dentistry that deals with the inside of the tooth, specifically the pulp and the root canal. When a tooth becomes infected or damaged, the pulp, which is made up of nerves and blood vessels, can become inflamed or die. This can cause a lot of pain and can lead to an abscess, or a pocket of infection, if left untreated.

Endodontists are specialized dentists who have received extra training in performing root canal procedures. They use special instruments and techniques to remove the infected or damaged pulp from the inside of the tooth and clean out the root canal. They then fill the root canal with a special material to seal it off and prevent further infection.

Root canal procedures are usually done to save a tooth that would otherwise need to be extracted. They can be a little bit painful, but most people find them to be much less painful than having a tooth pulled. After the root canal procedure is finished, the tooth will still need to be restored with a filling or crown to protect it and help it function properly.

Endodontists also perform other procedures related to the inside of the tooth, such as removing infected tissue or placing a filling inside a tooth. They may also use special techniques and instruments to treat teeth that have been damaged by trauma or that have unusual shapes or curvatures.

Overall, endodontics is an important branch of dentistry that helps to save teeth that would otherwise need to be removed. It can help relieve pain and prevent further infection, and it can help people keep their natural teeth for as long as possible.