{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,14]],"date-time":"2026-09-14T10:51:21Z","timestamp":1789383081448,"version":"build-2803163510"},"reference-count":24,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2018,3,1]],"date-time":"2018-03-01T00:00:00Z","timestamp":1519862400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Orthod Craniofacial Res"],"published-print":{"date-parts":[[2018,5]]},"abstract":"<jats:title>Structured Abstract<\/jats:title><jats:sec><jats:title>Objectives<\/jats:title><jats:p>To compare treatment duration in skeletal Class <jats:styled-content style=\"fixed-case\">III<\/jats:styled-content> malocclusion patients managed with a 2\u2010step treatment (surgery\u2010first approach, <jats:styled-content style=\"fixed-case\">SFA<\/jats:styled-content>) and conventional 3\u2010step treatment, and to compare stability of surgical outcomes between segmentation and non\u2010segmentation in the 2\u2010step treatment group.<\/jats:p><\/jats:sec><jats:sec><jats:title>Setting and Sample Population<\/jats:title><jats:p>The sample population consisted of 37 patients who completed orthognathic surgery (<jats:styled-content style=\"fixed-case\">OGS<\/jats:styled-content>) and orthodontic correction at the Charm Aesthetic Surgery Clinic (Taipei, Taiwan) between 2012 and 2015. Of these, 26 received 2\u2010step treatment and 11 received 3\u2010step treatment.<\/jats:p><\/jats:sec><jats:sec><jats:title>Materials and Methods<\/jats:title><jats:p>To compare treatment efficiency and stability, three time points were analysed: T<jats:sub>0<\/jats:sub>, before treatment (before <jats:styled-content style=\"fixed-case\">OGS<\/jats:styled-content> in the 2\u2010step group and before orthodontic treatment in the 3\u2010step group); T<jats:sub>1<\/jats:sub>, after <jats:styled-content style=\"fixed-case\">OGS<\/jats:styled-content> but before orthodontic correction (cone beam computed tomography (<jats:styled-content style=\"fixed-case\">CBCT<\/jats:styled-content>) was obtained within 2\u00a0weeks of <jats:styled-content style=\"fixed-case\">OGS<\/jats:styled-content>); and T<jats:sub>2<\/jats:sub>, after orthodontic correction (<jats:styled-content style=\"fixed-case\">CBCT<\/jats:styled-content> was obtained on the day of bracket removal). The post\u2010<jats:styled-content style=\"fixed-case\">OGS<\/jats:styled-content> (T<jats:sub>1<\/jats:sub>) <jats:styled-content style=\"fixed-case\">CBCT<\/jats:styled-content> items were individually superimposed on the pre\u2010treatment (T<jats:sub>0<\/jats:sub>) <jats:styled-content style=\"fixed-case\">CBCT<\/jats:styled-content> items to determine the distance of B point migration.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>A significant difference was found in treatment times between 2\u2010step treatment and conventional 3\u2010step treatment. In addition, no significant difference was found when comparing B\u2010X (mm) and B\u2010Y (mm) at T<jats:sub>2<\/jats:sub>\u2010T<jats:sub>1<\/jats:sub> for the segmentation and non\u2010segmentation groups.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Using <jats:styled-content style=\"fixed-case\">SFA<\/jats:styled-content> for skeletal Class <jats:styled-content style=\"fixed-case\">III<\/jats:styled-content> malocclusions saves approximately 6\u00a0months of treatment time over 3\u2010step treatment; the stability of the segmentation group was comparable to that of the non\u2010segmentation group, a result that is possibly associated with the fixation of 2 miniplates.<\/jats:p><\/jats:sec>","DOI":"10.1111\/ocr.12221","type":"journal-article","created":{"date-parts":[[2018,3,1]],"date-time":"2018-03-01T14:12:43Z","timestamp":1519913563000},"page":"90-95","source":"Crossref","is-referenced-by-count":11,"title":["Treatment efficiency and stability of skeletal Class <scp>III<\/scp> malocclusion with a surgery\u2010first approach"],"prefix":"10.1111","volume":"21","author":[{"given":"Y. K.","family":"Lian","sequence":"first","affiliation":[{"name":"School of Dentistry College of Oral Medicine Taipei Medical University  Taipei Taiwan"},{"name":"Division of Orthodontics Department of Dentistry Wan\u2010Fang Medical Center  Taipei Taiwan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"A. M. C.","family":"Hsieh","sequence":"additional","affiliation":[{"name":"Charm Aesthetic Surgery Clinic  Taipei Taiwan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"M. S.","family":"Tsai","sequence":"additional","affiliation":[{"name":"Division of Orthodontics Department of Dentistry Wan\u2010Fang Medical Center  Taipei Taiwan"},{"name":"Charm Aesthetic Surgery Clinic  Taipei Taiwan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"H. R.","family":"Jiang","sequence":"additional","affiliation":[{"name":"Division of Orthodontics Department of Dentistry Wan\u2010Fang Medical Center  Taipei Taiwan"},{"name":"Charm Aesthetic Surgery Clinic  Taipei Taiwan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"C. Y.","family":"Yen","sequence":"additional","affiliation":[{"name":"School of Dentistry College of Oral Medicine Taipei Medical University  Taipei Taiwan"},{"name":"Department of Dentistry National Defense Medical Center  Taipei Taiwan"},{"name":"Oral and Maxillofacial Surgery Section Chi Mei Medical Center  Tainan Taiwan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Y. J.","family":"Hsia","sequence":"additional","affiliation":[{"name":"Department of Dentistry National Defense Medical Center  Taipei Taiwan"},{"name":"Oral and Maxillofacial Surgery Section Tzu Chi Hospital  Taipei Taiwan"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3006-8068","authenticated-orcid":false,"given":"S. Y.","family":"Lee","sequence":"additional","affiliation":[{"name":"School of Dentistry College of Oral Medicine Taipei Medical University  Taipei Taiwan"},{"name":"Division of Orthodontics Department of Dentistry Wan\u2010Fang Medical Center  Taipei Taiwan"},{"name":"Research Center for Tooth Bank and Dental Stem Cell Technology College of Oral Medicine Taipei Medical University  Taipei Taiwan"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2018,3]]},"reference":[{"key":"e_1_2_6_2_1","first-page":"557","article-title":"Surgery before orthodontic treatment: a concept for timing the combined therapy of skeletal dysgnathias","volume":"79","author":"Brachvogel P","year":"1991","journal-title":"Dtsch Zahn Mund Kieferheilkd Zentralbl"},{"key":"e_1_2_6_3_1","doi-asserted-by":"publisher","DOI":"10.1097\/SAP.0b013e318295dcce"},{"key":"e_1_2_6_4_1","doi-asserted-by":"publisher","DOI":"10.1097\/SCS.0000000000003733"},{"key":"e_1_2_6_5_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.joms.2010.10.035"},{"key":"e_1_2_6_6_1","doi-asserted-by":"publisher","DOI":"10.1097\/SCS.0000000000001002"},{"key":"e_1_2_6_7_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ijom.2016.12.006"},{"key":"e_1_2_6_8_1","first-page":"7","article-title":"Components of Class III malocclusion in juveniles and adolescents","volume":"56","author":"Guyer EC","year":"1986","journal-title":"Angle Orthod"},{"key":"e_1_2_6_9_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.joms.2012.01.006"},{"key":"e_1_2_6_10_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ajodo.2008.09.038"},{"key":"e_1_2_6_11_1","first-page":"761","article-title":"Apical root resorption of maxillary first molars after intrusion with zygomatic skeletal anchorage","volume":"75","author":"Ari\u2010Demirkaya A","year":"2005","journal-title":"Angle Orthod"},{"key":"e_1_2_6_12_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ajodo.2010.05.006"},{"key":"e_1_2_6_13_1","first-page":"39","article-title":"Treatment goals and planning in Class III 2\u2010jaw surgery \u2014 The contribution of jaw rotation","volume":"7","author":"Kim BH","year":"2005","journal-title":"J Korean Found Gnatho Orthod Res"},{"key":"e_1_2_6_14_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jcms.2008.10.011"},{"key":"e_1_2_6_15_1","first-page":"265","article-title":"Results after mandibular advancement surgery: an analysis of 87 cases","volume":"38","author":"Schendel SA","year":"1980","journal-title":"J Oral Surg"},{"key":"e_1_2_6_16_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jcms.2013.11.018"},{"key":"e_1_2_6_17_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jcms.2014.06.008"},{"key":"e_1_2_6_18_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.tripleo.2006.12.023"},{"key":"e_1_2_6_19_1","first-page":"37","article-title":"Surgically assisted rapid maxillary expansion in adults","volume":"7","author":"Pogrel MA","year":"1992","journal-title":"Int J Adult Orthodon Orthognath Surg"},{"key":"e_1_2_6_20_1","first-page":"75","article-title":"Diagnosis and treatment of transverse maxillary deficiency","volume":"10","author":"Betts NJ","year":"1995","journal-title":"Int J Adult Orthodon Orthognath Surg"},{"key":"e_1_2_6_21_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.joms.2009.09.053"},{"key":"e_1_2_6_22_1","first-page":"913","volume-title":"Orthodontics. 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