Endodontic microsurgery, or apicoectomy, is a procedure performed when a conventional endodontic (re)treatment is not possible or not advisable.

Diagram of an endodontic microsurgery — Illustrative diagram — Endodontic microsurgery

It involves accessing the tip of the root (apex) directly through minor surgery. The infected part of the bone (cyst or granuloma) and of the root is removed. The root is then cleaned and sealed from the opposite direction (retrograde approach) with a biocompatible material to prevent reinfection.

Previously root-canal-treated incisor with an infection at the tip of the root.

The gum is lifted, the lesion and apex are removed, then the canal is cleaned and sealed — The gum is lifted to reach the lesion. The lesion and the apex are removed, then the end of the canal is cleaned and sealed with a biocompatible material.

The gum is sutured after the procedure — The gum is sutured.

At 12 months, bone healing is visible around the root — At 12 months, bone healing can be observed.

It is performed with the aid of optical magnification.

Photo after endodontic microsurgery — Illustrative photo — before / after an endodontic microsurgery, persistent abscess pre-operatively (drag the slider)

Photo before endodontic microsurgery, with persistent abscess — Illustrative photo — before / after an endodontic microsurgery, persistent abscess pre-operatively (drag the slider)

Keep exploring

Other endodontic treatments

Endodontic treatmentA procedure to disinfect and preserve a tooth deeply affected by decay or infection.Endodontic retreatmentWhen a previously treated tooth shows a persistent or recurring infection.Pulp cappingProtecting the "nerve" of the tooth to avoid a root canal.ApexificationStabilising a tooth whose root has not fully formed.Internal whiteningRestoring the original colour of a root-treated tooth that has darkened, without covering it.

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Consultation and follow-upCheck-up & follow-up PeriodontologyGums & supporting tissues Implantology / Bone graftsTooth replacement Ceramic restorationsTooth restoration Cosmetic dentistrySmile

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