Noun
the passage in the root of a tooth through which its nerve and blood vessels enter the pulp cavity
Source: WordNetAccording to insurance company Delta Dental, pulling a tooth in Austintown costs up to $183 while a root canal can cost $1,142. Source: Internet
A dentist may decide that a tooth or root is too damaged to withstand a root canal, and a dental implant is needed. Source: Internet
An emergency root canal can likewise be used for cases when nerves are destroyed. Source: Internet
A root canal can become reinfected if the restoration has leaked, the patient doesn't have good oral hygiene, or because the sealing materials have degraded or broken down over time. Source: Internet
Did you hear about the Buddhist monk who refused his dentist's Novocaine during a root canal procedure? Source: Internet
Even if the tooth reattaches, however, you most likely will require root canal treatment to clear out the damaged nerve. Source: Internet