Endodontics or root canal therapy is a process where the nerve and associated blood-vessels and lymphatics are removed from the tooth and replaced with an inert rubber material called gutta percha.
The most common reasons for needing a root canal are:
After having an endodontic procedure, a crown is almost always needed, to reinforce the biting part of the tooth and seal out future decay. Occasionally, we must also place a post in the tooth to reinforce it against fracture.