title: A polystyrene mandibular pressure harness for osteotomies and genioplasties.
mesh_terms: D002680:Chin / Q000601:surgery*; D006801:Humans; D008334:Mandible / Q000601:surgery*; D009983:Orthopedic Equipment; D010027:Osteotomy / Q000295:instrumentation*; D011137:Polystyrenes; D011312:Pressure; D013518:Surgery, Plastic
chemical_list: D011137:Polystyrenes