Having an infected tooth is often a very painful situation that required immediate treatment in order to ensure that the infection does not get worse or spread to surrounding tissue. A root canal is generally the treatment this type of infection. Today, root canals are performed quickly and better anesthetic making it less painful. During the root canal procedure Centennial dentistry will drill a hole into the tooth to gain access to the infected nerve. The nerve is treated and the area of infection in cleaned up and a cap is placed on the top of the tooth.