“The complexity and variability of root canal anatomy demands precision ... Zhao’s team tested the Er:YAG laser at different settings on tooth models of different shapes and sizes 1.

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 ...

Rodent incisors and molars are examples of rootless teeth, in which the root canal remains open and the tooth continues to grow indefinitely. Mice have four incisors, two maxillary (upper ...