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Prevention of neurological injuries during mandibular third molar surgery: technical notes

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Abstract

Surgery to the mandibular third molar is common, and injuries to the inferior alveolar nerve and the lingual nerve are well-recognized complications of this procedure. The aim of these technical notes is to describe operative measures for reducing neurological complications during mandi - bular third molar surgery. The following procedure should be used to prevent damage to the inferior alveolar nerve: a welldesigned mucoperiosteal flap, to obtain appropriate access to the surgical area; a conservative ostectomy on the distal and distal-lingual side; tooth sectioning, to facilitate its removal by decreasing the retention zones; tooth dislocation in the path of withdrawal imposed by the curvature of the root apex; and careful socket debridement, when the roots of the extracted tooth are in intimate contact with the mandibular canal. To prevent injury to the lingual nerve, it is important (I) to assess the integrity of the mandibular inner cortex and exclude the presence of fenestration, which could cause the dislocation of the Annali di Stomatologia 2017;VIII (2):45-52 45 tooth or its fragment into the sublingual or submandibular space; (II) to avoid inappropriate or excessive dislocation proceedings, in order to prevent lingual cortex fracture; (III) to perform horizontal mesial-distal crown sectioning of the lingually inclined tooth; (IV) to protect the lingual flap with a retractor showing the cortical ridge; and (V) to pass the suture not too apically and from the inner side in a buccal-lingual direction in the retromolar area.

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Authors

G. La Monaca

I. Vozza

R. Giardino

S. Annibali

N. Pranno

M. P. Cristalli

How to Cite
La Monaca, G., Vozza, I., Giardino, R., Annibali, S., Pranno, N., & Cristalli, M. P. (2022). Prevention of neurological injuries during mandibular third molar surgery: technical notes. Annali Di Stomatologia, 8(2), 45–52. https://doi.org/10.59987/ads/2017.2.45-52

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