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The purpose of this study was to evaluate outcomes in patients treated with these procedures.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Methods<\/jats:title>\n                <jats:p>Patients diagnosed UTMJAJD between 2016 and 2018 were selected for the study. Mandible-first procedure was performed after ankylosis release with TJP on the ankylosed side and SSRO on the contralateral side. Le Fort I osteotomy with and without genioplasty was lastly performed. Maximal incisor opening (MIO), facial symmetry, and jaw and condyle stability were compared before, after operation, and during follow-ups.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Results<\/jats:title>\n                <jats:p>Seven patients were included in the study. Their average chin deviation was 9.5\u2009\u00b1\u20094.2\u00a0mm, and maxillary cant was 5.1\u2009\u00b1\u20093.0\u00b0. After operation, jaw deformity significantly improved, with chin deviation corrected 7.6\u2009\u00b1\u20094.1\u00a0mm (<jats:italic>p<\/jats:italic>\u2009=\u20090.015) and advanced 5.9\u2009\u00b1\u20092.5\u00a0mm (<jats:italic>p<\/jats:italic>\u2009=\u20090.006). After an average follow-up of 26.6\u2009\u00b1\u200917.1\u00a0months, MIO significantly increased from 11.4\u2009\u00b1\u20099.3 to 35.7\u2009\u00b1\u20092.6\u00a0mm (<jats:italic>p<\/jats:italic>\u2009=\u20090.000). The occlusion was stable with no significant positional or rotational changes of the jaw (<jats:italic>p<\/jats:italic>\u2009&gt;\u20090.05). There was no obvious condylar resorption during follow-ups.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusion<\/jats:title>\n                <jats:p>Simultaneous TJP reconstruction, SSRO, and Le Fort I osteotomy are reliable and effective methods for the treatment of UTMJAJD.<\/jats:p>\n              <\/jats:sec>","DOI":"10.1007\/s00784-024-05543-3","type":"journal-article","created":{"date-parts":[[2024,2,21]],"date-time":"2024-02-21T22:02:23Z","timestamp":1708552943000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":5,"title":["Simultaneous standard total joint prosthesis reconstruction with SSRO and Le Fort I osteotomy in the treatment of unilateral temporomandibular joint ankylosis with jaw deformity: a case cohort study"],"prefix":"10.1007","volume":"28","author":[{"given":"Dong","family":"Huang","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Luxiang","family":"Zou","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Chuan","family":"Lu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jieyun","family":"Zhao","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Dongmei","family":"He","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Chi","family":"Yang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2024,2,21]]},"reference":[{"issue":"1","key":"5543_CR1","doi-asserted-by":"publisher","first-page":"29","DOI":"10.1097\/00006534-198601000-00006","volume":"77","author":"CP Sawhney","year":"1986","unstructured":"Sawhney CP (1986) Bony ankylosis of the temporomandibular joint: follow-up of 70 patients treated with arthroplasty and acrylic spacer interposition. 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