DR ARMEN TARANYAN / SCIENCE PHOTO LIBRARY DR ARMEN TARANYAN / SCIENCE PHOTO LIBRARY
Root canal dental surgery. Close-up of dental cleaning files being used to extract tooth pulp from two roots of an upper molar tooth during root canal surgery. The tooth had decayed to the point where surgery was needed. Root canal dentistry involves drilling, cleaning, disinfecting and filling the root canal of a tooth. The root canal is the area inside the root that contains living tissue, including nerves and blood vessels.
Model release not required. Property release not required.