Eugene A. Pantera Jr., DDS, MS, is a clinical associate professor emeritus at the University at Buffalo, where he served as director of the Division of Endodontics and the advanced program in endodontics. A national and international lecturer and member of Decisions in Dentistry’s editorial advisory board, he is a fellow of the Academy of General Dentistry, American College of Dentists, and the International College of Dentists. He can be reached at epantera@buffalo.edu.
Successful root canal treatment depends on establishing an accurate working length, and, toward this goal, electronic apex locators (EAL) are considered a key modality for obtaining this critical measurement.