Trapezoidal mandibular osteotomy for augmentation of the airway in sleep apnoea

Trapezoidal osteotomy is indicated for patients with severe obstructive sleep apnoea for whom it is necessary to advance the genial muscles without altering the facial profile. The use of prototyped surgical guides ensures precision by limiting the size of the osteotomy to avoid damage to anatomical structures. They provide a better prognosis, more predictable outcomes, lower morbidity, and shorter operating time.1–5

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