Surgical correction of mandibular prognathism in Norway, 1975-1984. A national survey.

摘要: The estimated need for surgical correction of mandibular prognathism in Norway is 500 patients underwent prognathism; that is, only 117 orthognathic surgery showed the decade from 1975 to 1985 altogether 1169 were treated yearly. Extraoral vertical subcondylar osteotomy ramus was preferred technique, performed on 57% patients. Intraoral increased use and thus seems be taking over extraoral technique. Sagittal split used 25% different units great variation their preference techniques. Preoperative orthodontics widely used, a mean 77% average hospital stay 8.5 days, somewhat longer than reported other countries; however, geographical conditions shou...