{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,15]],"date-time":"2026-10-15T17:11:45Z","timestamp":1792084305613,"version":"4.4.0"},"reference-count":30,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2024,8,3]],"date-time":"2024-08-03T00:00:00Z","timestamp":1722643200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Int J Paed Dentistry"],"published-print":{"date-parts":[[2025,3]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Limited evidence exists on the treatment options of tooth repositioning after intrusive luxation.<\/jats:p><\/jats:sec><jats:sec><jats:title>Aim<\/jats:title><jats:p>The study aimed to investigate the outcomes and complications of orthodontic extrusion in treating intruded maxillary permanent incisors.<\/jats:p><\/jats:sec><jats:sec><jats:title>Design<\/jats:title><jats:p>A prospective study was conducted involving 28 intruded maxillary permanent incisors treated with orthodontic extrusion, compared with a retrospective control group of 29 teeth that underwent spontaneous re\u2010eruption. The success rate of tooth repositioning, as well as pulp condition, periodontal healing, and root development were assessed and compared.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The success rate of orthodontic extrusion was 96.4%, excluding one tooth that was ankylosed before treatment. There were no significant differences in pulp condition between the orthodontic extrusion and control groups for teeth with immature root development. Teeth with mature root development in the orthodontic group, however, showed a significantly higher rate of pulp necrosis (100%, <jats:italic>p<\/jats:italic>\u2009&lt;\u2009.05). Periodontal healing outcomes were similar across both groups, regardless of the maturity of root development. The root length continued increasing during orthodontic extrusion treatment.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Orthodontic extrusion treatment could effectively reposition moderately to severely intrusive permanent incisors, without increasing the risk of complications compared with spontaneous re\u2010eruption.<\/jats:p><\/jats:sec>","DOI":"10.1111\/ipd.13254","type":"journal-article","created":{"date-parts":[[2024,8,3]],"date-time":"2024-08-03T07:39:10Z","timestamp":1722670750000},"page":"422-433","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Orthodontic extrusion with fixed appliances for treatment of intrusive luxation injuries: A prospective study of 28 permanent maxillary incisors"],"prefix":"10.1111","volume":"35","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-1458-9146","authenticated-orcid":false,"given":"Jingjing","family":"Zhang","sequence":"first","affiliation":[{"name":"Department of Paediatric Dentistry Peking University School and Hospital of Stomatology &amp; National Center for Stomatology &amp; National Clinical Research Center for Oral Diseases &amp; National Engineering Research Center of Oral Biomaterials and Digital Medical Devices  Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9323-9528","authenticated-orcid":false,"given":"Nan","family":"Wang","sequence":"additional","affiliation":[{"name":"Department of Paediatric Dentistry Peking University School and Hospital of Stomatology &amp; National Center for Stomatology &amp; National Clinical Research Center for Oral Diseases &amp; National Engineering Research Center of Oral Biomaterials and Digital Medical Devices  Beijing China"},{"name":"Department of Stomatology Peking University Third Hospital  Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xuemei","family":"Gao","sequence":"additional","affiliation":[{"name":"Department of Orthodontics Peking University School and Hospital of Stomatology &amp; National Center for Stomatology &amp; National Clinical Research Center for Oral Diseases &amp; National Engineering Research Center of Oral Biomaterials and Digital Medical Devices  Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Man","family":"Qin","sequence":"additional","affiliation":[{"name":"Department of Paediatric Dentistry Peking University School and Hospital of Stomatology &amp; National Center for Stomatology &amp; National Clinical Research Center for Oral Diseases &amp; National Engineering Research Center of Oral Biomaterials and Digital Medical Devices  Beijing China"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2024,8,3]]},"reference":[{"key":"e_1_2_10_2_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-9657.2006.00421.x"},{"key":"e_1_2_10_3_1","doi-asserted-by":"publisher","DOI":"10.1034\/j.1600-9657.2003.00207.x"},{"key":"e_1_2_10_4_1","doi-asserted-by":"publisher","DOI":"10.1111\/edt.12521"},{"key":"e_1_2_10_5_1","doi-asserted-by":"publisher","DOI":"10.1111\/edt.12578"},{"key":"e_1_2_10_6_1","doi-asserted-by":"publisher","DOI":"10.1111\/edt.12104"},{"key":"e_1_2_10_7_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-9657.2008.00686.x"},{"key":"e_1_2_10_8_1","doi-asserted-by":"publisher","DOI":"10.1038\/sj.bdj.2014.954"},{"key":"e_1_2_10_9_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ajodo.2021.04.019"},{"key":"e_1_2_10_10_1","doi-asserted-by":"publisher","DOI":"10.1111\/edt.12078"},{"key":"e_1_2_10_11_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-9657.2011.01088.x"},{"key":"e_1_2_10_12_1","volume-title":"Textbook and Color Atlas of Traumatic Injuries to the Teeth","author":"Andreasen JO","year":"2007"},{"key":"e_1_2_10_13_1","article-title":"Fixed orthodontic appliances in the management of severe dental trauma in mixed dentition: a case report","volume":"79","author":"Ebrahim FH","year":"2013","journal-title":"J Can Dent Assoc"},{"key":"e_1_2_10_14_1","doi-asserted-by":"publisher","DOI":"10.1111\/edt.12266"},{"key":"e_1_2_10_15_1","doi-asserted-by":"publisher","DOI":"10.1111\/edt.12099"},{"key":"e_1_2_10_16_1","doi-asserted-by":"publisher","DOI":"10.1046\/j.1365-263x.2000.00191.x"},{"key":"e_1_2_10_17_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1600-9657.2004.00297.x"},{"key":"e_1_2_10_18_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.joen.2009.06.021"},{"issue":"2","key":"e_1_2_10_19_1","first-page":"94","article-title":"Root canal length measurement of molar teeth using conebeam computed tomography (CBCT): comparison of two dimensional versus three\u2010dimensional methods","volume":"55","author":"Sisli SN","year":"2021","journal-title":"Eur Oral Res"},{"issue":"2","key":"e_1_2_10_20_1","first-page":"101","article-title":"Decisions on repositioning of intruded permanent incisors; 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