Outcome of Endodontic Microsurgery Using Mineral Trioxide Aggregate or Root Repair Material as Root-end Filling Material: A Randomized Controlled Trial with Cone-beam Computed Tomographic Evaluation

Dr. Chafic Safi completed his postgraduate residency in Endodontics at the University of Pennsylvania in 2015 where he also completed a Master of Science in Oral Biology researching the outcome of endodontic microsurgery and factors affecting prognosis. Dr. Safi is a published researcher and lectures on various endodontic topics. He is certified by the American Board of Endodontics. Dr. Safi remains on the faculty at the University of Pennsylvania’s department of Endodontics as well as University of Montreal, as an adjunct professor. He is also a faculty lecturer for Next Level Endodontics. He founded Centre Endodontique Saint-Laurent in Montreal, Canada where he lives and practices since 2016.

Dr. Samuel Kratchman Dr. Sam Kratchman was born and raised in New York. He received a B.S. in Biology and a D.M.D. both from Tufts University in Boston, Massachusetts. Sam then entered the University of Pennsylvania, where he received a certificate of endodontics, and currently serves as an Associate Professor of Endodontics and the Assistant Director of Graduate Endodontics, in charge of the microsurgical portion of the program. Dr. Kratchman has authored several articles and chapters on endodontics and intentional replantation for the Microsurgery in Endodontics textbook, and the Dental Clinics of North America. He also developed a patented instrument called the S Kondenser for the obturation of root canals. Both Main Line Today and Doctor of Dentistry magazines honored Dr. Kratchman as the cover story for their “Best of “ issues. Dr. Kratchman lectures on several topics of endodontics throughout the United States, Europe, Scandinavia, South America, Canada and Asia. He also maintains two private practices, limited to endodontics, in Exton and West Chester Pennsylvania.

Dr. Setzer graduated from the Dental School of the Friedrich- Alexander-University Erlangen-Nuremberg, Germany, in 1995, where he also received his doctoral degree in 1998. He pursued his endodontic specialty training at the University of Pennsylvania after working for nine years in a multi-specialist private practice as associate and partner. Dr. Setzer graduated from the endodontic program of the University of Pennsylvania in 2006, receiving the Louis I Grossman Postdoctoral Student Award in Endodontics. He earned a Master of Science in Oral Biology and a DMD degree in 2008 and 2010, respectively. Dr. Setzer serves as the Clinic Director and Pre-Doctoral Program Director at the Department of Endodontics of the University of Pennsylvania. Dr. Setzer lectures on several topics of endodontics throughout the United States, Europe, South America, and Asia. He has authored articles on endodontics in peer-review journals and serves as Associate Editor for Endodontics for Quintessence International and, amongst other journals, on the scientific advisory board of Journal of Endodontics, International Endodontic Journal and Journal of the American Dental Association.

Dr. Karabucak is Associate Professor/Clinician Educator, Interim Chair and Director of post-graduate program in the Department of Endodontics. Dr. Karabucak serves as director of Advanced Dental Education in the School of Dental Medicine. After earning his dental degree from Istanbul University School of Dental Medicine in 1993, Dr. Karabucak completed his endodontic postgraduate training at the Department of Endodontics at Penn, where he also received his Masters in Oral Biology in 1998. He later earned his DMD degree from Penn Dental Medicine in 2002. He’s the attending endodontist at the Children’s Hospital of Philadelphia since 2005. He is a Diplomate of the American Board of Endodontics. He lectured at national and international conferences and also serves as a reviewer for the Journal of Endodontics.