A modification of the Obwegeser sagittal split retractor is presented. It is slender while still protecting the soft tissues and is particularly suitable for endoscopically assisted surgery.
TraunerRObwegeserHThe surgical correction of mandibular prognathism and retrognathia with consideration of genioplasty. I. Surgical procedures to correct mandibular prognathism and reshaping of the chinOral Surg Oral Med Oral Pathol19571007677–689