Clinical Case: Treatment of necrosis of the 47

Cas Clinique : Traitement d'un nécrose de la 47

By Communication Endoboutik

Publié le : 25 October 2024, modifié le : 29 April 2025

Reading time: 2

Directed by Dr. David PERRIN

Presentation by Dr. David Perrin

Dr. David PERRIN, dental surgeon in Le Mans.
Trainer at the Endo Academy.
Dr. David Perrin has had a rich and varied career in dentistry. Graduating from the Faculty of Dentistry in Nantes in 2006, he returned there as a periodontology associate, then as an assistant in conservative dentistry and endodontics for two years.

Alongside his academic activities, he worked in Angers, first as a general practitioner, then specializing exclusively in periodontology for five years. He then moved to Le Mans, where he resumed his general practice.

Presentation of the clinical case

Patient referred for pain in sector 4. Sensitivity tests revealed necrosis of sector 47, which was confirmed by X-ray.
There is a significant mesial curvature with fine canals.

Preoperative radiographic analysis


Post-operative radiographic analysis

The distal canal was prepared with blueshapers and the 2 mesial canals that join with slimshapers.

The products used for this clinical case

For this case, Dr. Perrin used:

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