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    https://www.sciencedirect.com › science › article › pii

    Oral commissure reconstruction with orbicularis oris elastic ...

    • Author links open overlay panelE. Robotti a, B. Righi a, M. Carminati a, L. Ortelli a, P.P. Bonfirraro a, L. Devalle a,
      https://doi.org/10.1016/j.bjps.2008.11.082Get rights an… 展开

    Summary

    Surgical reconstruction of the oral commissure aims to restore both symmetry of the lips at rest and, … 展开

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    Patients and methods

    From January 1993 to February 2008, within the Department of Plastic and Reconstructive Surgery, Ospedali Riuniti di Bergamo, a series of 22 consecutive patients underw… 展开

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    Anatomy

    Each lip is a three-layered structure composed of skin, muscle and mucosa. The vermilion is the most visible element of both upper and lower lips; its reconstruction is thus indeed ex… 展开

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    Results

    All the flaps healed uneventfully, and no revision was carried out in any of the cases. Even when some form of touch-up was suggested by the operating surgeon, such proposal was uni… 展开

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    Discussion

    The oral commissure is a notoriously difficult area to reconstruct: the goals of reconstruction are not only restoration of oral competence with adequate sphincteric function for spee… 展开

    ScienceDirect
    What is a bilateral uniform contraction of the orbicularis oris?
    Bilateral uniform contraction of the orbicularis oris will bring the lips together and close the mouth. This action is important for mastication, as it works in cooperation with the buccinator muscle and the tongue to prevent the food from escaping the teeth and accumulate in the oral vestibule during eating.
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