A root canal is when the internal part of the tooth is infected, the nerve has died, or it's painful. We make a small opening on either the chewing surface of a back tooth or the back side of a ...

So at this point, the nerve inside the tooth becomes irreparably damaged and requires root canal treatment or in severe cases tooth extraction. 5. Necrosis (Death of the Nerve): If the infection ...

The payment was awarded after a failed root canal treatment caused repeated infections ... after a previous filling damaged the nerve and made the tooth very sensitive,” Mr Ripley recalled.