Mandibular (sigmoid) notch retractor.
A rectractor which is useful in the Vertical Subsigmoid Mandibular Osteotomy operation for correction of mandibular prognathism is described.
D004867:Equipment Design; D006801:Humans; D008334:Mandible / Q000601:surgery; D010027:Osteotomy / Q000295:instrumentation*; D011378:Prognathism / Q000601:surgery*