Learn what the latest studies say about root canals—when they’re needed, how they work, and why quality care matters.

How well does your root canal sealer do its job? Researchers compared the 3D microporosities and sealing abilities of two sealers, one relatively new and one considered the gold standard. While both ...

A root filling composed of rubber material is then compressed into the canal to seal it permanently. Following the root canal filling, the tooth is restored and sealed with another filling or crown.

When that happens, you need a root canal to save the tooth. Once the patient is anesthetized, the dentist will open up the tooth and scrape out all the nerve tissue and pulp (blood vessels), then ...

Giuliani V, Cocchetti R, Pagavino G. Efficacy of ProTaper universal retreatment files in removing filling materials during root canal retreatment. J Endod. 2008;34 (11):1381-1384.

Pull 'em, it's not worth sinking filling or root canal (along with porcelain crown) money into teeth you'll end up having to pull anyway (I had fillings in mine and eventually had to get them pulled).

The pilot study shows that this new canal filling material has potential for boosting regeneration of the impaired tooth (Plos One 10.1371/journal.pone.0205534). When the pulp of a tooth, its blood ...

Root canal treatment is split over several appointments. The treatment involves removing the dental nerve remnants, cleaning the inside of the tooth and placing a filling in the root canal system. The ...