{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,5]],"date-time":"2026-10-05T18:01:33Z","timestamp":1791223293518,"version":"4.1.0"},"reference-count":16,"publisher":"Springer Science and Business Media LLC","issue":"1","license":[{"start":{"date-parts":[[2024,9,10]],"date-time":"2024-09-10T00:00:00Z","timestamp":1725926400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"},{"start":{"date-parts":[[2024,9,10]],"date-time":"2024-09-10T00:00:00Z","timestamp":1725926400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Maxillofac Plast Reconstr Surg"],"abstract":"<jats:title>Abstract<\/jats:title><jats:sec>\n                <jats:title>Background<\/jats:title>\n                <jats:p>The purpose of this study is to analyze changes in mandibular width and frontal view ramus inclination using cone beam CT in patients with skeletal class III malocclusion who underwent BSSRO, with the removal of bone interference between segments. <\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Methods<\/jats:title>\n                <jats:p>For all 20 subjects, cone-beam CT imaging was performed prior to surgery (<jats:italic>T1<\/jats:italic>), immediately post-surgery (<jats:italic>T2<\/jats:italic>), and 6\u00a0months after surgery (<jats:italic>T3<\/jats:italic>). Reorientation was performed using R2GATE software (MegaGen, Seoul, Korea). The gonion and antegonial notch were used as reference points in the sagittal view, and the most lateral point of the condyle head was used as the reference point in the frontal view. All measurements were recorded in the frontal view.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Results<\/jats:title>\n                <jats:p>Inter-gonial width decreased by 2.64\u00a0mm at T3-T2 (<jats:italic>P<\/jats:italic>\u2009&lt;\u2009.001) and by 2.58\u00a0mm at T3-T1 (<jats:italic>P<\/jats:italic>\u2009&lt;\u2009.05). Inter-antegonial width decreased by 1.75\u00a0mm at T3-T2 (<jats:italic>P<\/jats:italic>\u2009&lt;\u2009.05) and by 3.5\u00a0mm at T3-T1 (<jats:italic>P<\/jats:italic>\u2009&lt;\u2009.001). In the frontal view, the right ramus inclination based on the gonion increased by 2.07\u00b0 at T3-T1 (<jats:italic>P<\/jats:italic>\u2009&lt;\u2009.05). The left ramus inclination based on gonion increased by 2.45\u00b0 at T2-T1 (<jats:italic>P<\/jats:italic>\u2009&lt;\u2009.05) and by 3.94\u00b0 at T3-T1 (<jats:italic>P<\/jats:italic>\u2009&lt;\u2009.001). The right ramus inclination based on antegonial notch increased by 2.35\u00b0 at T2-T1 (<jats:italic>P<\/jats:italic>\u2009&lt;\u2009.05) and by 3.04\u00b0 at T3-T1 (<jats:italic>P<\/jats:italic>\u2009&lt;\u2009.01). The left ramus inclination based on antegonial notch increased by 2.73\u00b0 at T2-T1 (<jats:italic>P<\/jats:italic>\u2009&lt;\u2009.001) and by 3.18\u00b0 at T3-T1 (<jats:italic>P<\/jats:italic>\u2009&lt;\u2009.001).<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusions<\/jats:title>\n                <jats:p>During bilateral sagittal split osteotomy, removing bone interference between the proximal and distal segments results in a reduction of postoperative mandibular width and an increase in frontal view ramus inclination.<\/jats:p>\n              <\/jats:sec>","DOI":"10.1186\/s40902-024-00444-7","type":"journal-article","created":{"date-parts":[[2024,9,10]],"date-time":"2024-09-10T08:12:29Z","timestamp":1725955949000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Changes in mandibular width and frontal-lower facial profile after orthognathic surgery using sagittal split ramus osteotomy with removal of internal bone interference in patients with class III skeletal malocclusion"],"prefix":"10.1186","volume":"46","author":[{"given":"In Jae","family":"Song","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Min Seong","family":"Kang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jung Han","family":"Lee","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Eun Yeong","family":"Bae","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Bok Joo","family":"Kim","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Chul Hoon","family":"Kim","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3469-6136","authenticated-orcid":false,"given":"Jung Han","family":"Kim","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2024,9,10]]},"reference":[{"issue":"1","key":"444_CR1","doi-asserted-by":"publisher","first-page":"74","DOI":"10.1016\/j.joms.2005.09.015","volume":"64","author":"K Ueki","year":"2006","unstructured":"Ueki K, Marukawa K, Shimada M, Nakagawa K, Alam S, Yamamoto E (2006) Maxillary stability following Le Fort I osteotomy in combination with sagittal split ramus osteotomy and intraoral vertical ramus osteotomy: a comparative study between titanium miniplate and poly-l-lactic acid plate. 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DAUHIRB-24\u2013087), and the need for informed consent was waived.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethics approval and consent to participate"}},{"value":"Written informed consent was obtained from the patient for publication of this case report and any accompanying images. A copy of the written consent is available for review by the editor in chief of this journal.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Consent for publication"}},{"value":"The authors declare that they have no competing interests.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Competing interests"}}],"article-number":"33"}}