Augmented Reality in Microsurgical Endodontics: The Future of Endodontic Treatment

Reading time: 7 minutes

Endodontic specialists Bertrand Khayat, DDS, MSD, and Guillaume Jouanny, DDS, first met in the classroom while Dr Jouanny was an undergraduate student in Dr Khayat’s class. What began as a mentorship forged over deep commitment to the profession soon blossomed into a decade-long collaboration between the two clinicians, surgeons, and lecturers. Recently, they have combined their knowledge into the textbook Microsurgical Endodontics.

“This book can be used as a reference for simple as well as for more complex indications.”

“This book is designed to help every practitioner, general dentist, and endodontist to perform endodontic microsurgery,” they say. “Every step is described in detail from the anesthesia to the sutures, and special emphasis has been placed on the clinical aspect of the procedure with plentiful illustrations and clinical examples. This book can be used as a reference for simple as well as for more complex indications.”

Microsurgical Endodontics brings to light the use of endodontic surgery as a reliable, high-success treatment solution that, until now, has too often been overlooked. Given the breakthroughs in recent years, endodontic surgery has advanced to the point where it rivals conventional practices. In this book, endodontic surgery is finally being appreciated for its effectiveness as a treatment option, especially when conventional retreatment is not ideal.

“It is now possible to perform endodontic surgeries with a success rate of more than 90%.”

“Microsurgical endodontics is not an apical resection anymore,” the authors explain. “The use of the operating microscope, the evolution of the ultrasonic tip, and new materials allow for a better prognosis. It is now possible to perform endodontic surgeries with a success rate of more than 90%. In the peri-implantitis era, it is obvious that mastering endodontic surgery will be a great asset to save more teeth.”

Helping clinicians excel in their daily practices is a major priority for Drs Khayat and Jouanny. With the advent of recent advancements in technique, the authors recognized a need to fill.

“We read all the literature that was already published on this particular topic, and our conclusion was that the clinical side was very often left out,” they say. “We decided to write a book that would summarize the updated scientific evidence available and emphasize the clinical part of the procedure. We presented more than 100 cases with follow-ups as far as 12 years. Every step is precisely described, so clinicians can use the latest techniques to the benefit of their patients. We decided to show not only the classical before-and-after radiographs, but also the tips and tricks that are not usually shared in the literature.”

Crossed incision for a submarginal flap.

The authors cite chapter 7 as a perfect example of their manifested efforts to make critical steps easy to follow, especially the “crossed incision technique.”

Crossed incision of the papilla.

“The first part of the chapter is devoted to the anatomy,” they explain. “Soft tissues are clearly described with precise 3D rendering drawings and clinical pictures. The second part of the chapter addresses the technique of incision. Every step is broken down and conceptualized so readers can reproduce the gestures easily in their offices.”

To reinforce the material presented, Microsurgical Endodontics takes QR codes to the next level by incorporating the use of augmented reality, thereby providing readers with an enhanced visual experience. Readers can download an app for iOS or Android that allows them to access videos handpicked by the authors. These supplementary videos bring select images in the book to life when you simply hover a smart device over each image, and you don’t even need an Internet connection.

“The augmented reality feature is a new step in education,” the authors say. “It is now possible to precisely visualize the gestures explained in writing. Different key movements with a blade, an elevator, or an ultrasonic tip are shown in short videos so that the reader better understands how to perform the procedure.”

Microsurgical Endodontics incorporates the use of augmented reality through an app, so readers can access supplementary videos offline that bring select images in the book to life.

The authors felt compelled to incorporate augmented reality into their book when they realized something was missing from its detailed diagrams. They call this missing element the “live demonstration effect.”

“The augmented reality feature is a new step in education.”

“The idea behind the augmented reality is to give the feeling of a live demonstration directly through your smartphone or tablet,” they explain. “Augmented reality is even better than a live demonstration because it is possible to visualize one particular clinical gesture, to focus on small details, and to repeat it indefinitely wherever you are, as long as you have your book with you.”

Even if you left your book at the office, if you have an Internet connection, all the videos are accessible through a website link within the app for a traditional video-viewing experience in a pinch.

“We believe that augmented reality is definitely the future of education,” the authors predict. “It is already possible to virtually navigate into dental canals, to use augmented reality models for training, and to even perform surgeries in augmented reality.”

This enriched reading experience is just one part of the authors’ vision for the book and the successes in endodontic treatment they anticipate resulting from its use.

“Our goal is that every dentist understands the wide range of indication of endodontic surgery,” they emphasize. “We hope that students, general dentists, and experienced specialists will find relevant information and that this book will help our colleagues take a step further in endodontics and start to include endodontic microsurgery in their daily practices.”


Bertrand Khayat, DDS, MSD, received his DDS at the University of Paris. He obtained his Certificate in Endodontics and his MS at the University of Washington in 1988. A pioneer in the use of the microscope in endodontics, he also designed several surgical instruments including ultrasonic tips for surgical retropreparation. In addition to his extensive experience and expertise in endodontic surgery, he lectures internationally while maintaining his private practice in conventional and surgical endodontics in Paris.

 

Guillaume Jouanny, DDS, received his DDS at the University of Paris. He earned his Certificate in Endodontics from the University of Pennsylvania in 2015, where he received comprehensive training in microsurgical endodontics. He returned to France where he teaches at the university level. In addition to his private practice in Paris, he lectures on surgical endodontics, among other endodontic topics, worldwide.

 

 

The authors have collaborated for the last decade on multiple publications and a textbook dedicated to endodontic microsurgery in French. Together, they founded a clinical training program that welcomes international dentists seeking mastery in surgical endodontics.

 

Microsurgical Endodontics
Bertrand Khayat and Guillaume Jouanny

 When choosing the right approach to endodontic treatment, it is important to consider endodontic surgery along with conventional retreatment or tooth extraction. Endodontic surgery is a therapeutic solution that is too often overlooked, which is surprising given that it is a reliable technique with a very high success rate. Not only is endodontic surgery more conservative than conventional endodontic treatment, but it can also be used to resolve difficulties that are inaccessible by conventional approach. Written by two specialists in the discipline, this book outlines predictable surgical strategies and presents more than a hundred clinical cases through each stage of treatment. This book provides concrete and practical information so that endodontists who want to implement surgical techniques can approach their first cases with the knowledge they need. Also included in this book are 12 augmented reality videos, which are accessible through the “Microsurgical Endodontics” application available on the App Store (iOS) or Google Play (Android).

246 pp; 391 illus; ©2019; ISBN 978-2-36615-057-5 (BF014); US $225

Contents
Indications • Contraindications • Pre- and Post-operative Examinations • Optical Aids and Armamentarium • Ergonomics • Anesthesia • Soft Tissue Anatomy • Flap Elevation • Suturing • Apical Third Canal • Retrofilling • Regenerative


This article was written by Sarah Mondello, Quintessence Publishing. A version of this article originally appeared on page 50 in the Fall 2019 edition (Vol 12, issue 3) of Endodontic Practice US.

©2019 BY QUINTESSENCE PUBLISHING CO, INC. PRINTING OF THIS DOCUMENT IS RESTRICTED TO PERSONAL USE ONLY. NO PART MAY BE REPRODUCED OR TRANSMITTED IN ANY FORM WITHOUT WRITTEN PERMISSION FROM THE PUBLISHER.

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