Root canal treatment is needed when the pulp is inflamed because of damaged tooth and has lost its vitality.
The pulp is the space inside tooth that have tissues like blood vessels and nerves that keeps the tooth vital.
To have a root canal treatment is not painful, local anesthesia is administered during the treatment.
The procedure involves to remove the infected pulp with tools called files and than sealed with gutta-perka material and cement. Root canal treated teeth can remain healthy in the mouth for years.