Journal of Orthodontics最新文献

{"title":"Orthodontic alignment of ankylosed teeth with aid of surgical luxation: Case series.","authors":"Jun Ai Chong, Eng Ching Mah","doi":"10.1177/14653125231185362","DOIUrl":"10.1177/14653125231185362","url":null,"abstract":"<p><strong>Background: </strong>Identification of tooth ankylosis before comprehensive orthodontic treatment can be challenging. This case series illustrates different presentations of tooth ankylosis, the importance of early diagnosis, the use of surgical luxation to aid orthodontic alignment of ankylosed teeth and its sequelae.</p><p><strong>Case presentation: </strong>All three cases were adolescents: a 14-year-old girl with a highly placed upper left lateral incisor and history of general anaesthesia; a 14-year-old boy with an impacted upper right first premolar and history of dental trauma; and a 13-year-old girl with an infraoccluded upper left central incisor with history of replantation due to avulsion. Iatrogenic malocclusion developed from attempts to align these ankylosed teeth. Subsequently, surgical luxation was performed, and the ankylosed teeth were successfully aligned. However, it was associated with pulp calcification, root resorption and recurrence of ankylosis.</p><p><strong>Conclusion: </strong>Surgical luxation and orthodontic alignment of ankylosed teeth can be considered a useful short-term solution to delay the need of surgical removal and teeth replacement.</p>","PeriodicalId":16677,"journal":{"name":"Journal of Orthodontics","volume":" ","pages":"283-291"},"PeriodicalIF":1.4,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9748069","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"<i>BOSF</i> - Can You Help Us Answer the Important Questions?","authors":"Fiona Ryan","doi":"10.1177/14653125241270599","DOIUrl":"https://doi.org/10.1177/14653125241270599","url":null,"abstract":"","PeriodicalId":16677,"journal":{"name":"Journal of Orthodontics","volume":"51 3","pages":"226-227"},"PeriodicalIF":1.4,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142289627","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Meet the Editors.","authors":"Aliki Tsichlaki","doi":"10.1177/14653125241270644","DOIUrl":"https://doi.org/10.1177/14653125241270644","url":null,"abstract":"","PeriodicalId":16677,"journal":{"name":"Journal of Orthodontics","volume":"51 3","pages":"324"},"PeriodicalIF":1.4,"publicationDate":"2024-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142289630","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Accuracy of full arch scans using the iTero Element 2^® intra-oral scanner: A clinical study.","authors":"Sarah Abu Arqub, Amirtha Hariharan, Sina Banankhah, Lucas Da Cunha Godoy, Perian Liu, Chia-Ling Kuo, Flavio Uribe","doi":"10.1177/14653125241268755","DOIUrl":"https://doi.org/10.1177/14653125241268755","url":null,"abstract":"<p><strong>Objective: </strong>To investigate the accuracy of full arch scans taken using the iTero Element 2^® under clinical settings.</p><p><strong>Design: </strong>Prospective clinical study.</p><p><strong>Methods: </strong>A customised upper removable appliance (URA) with four spheres (A-D) was fabricated from a maxillary arch iTero^® scan for a 24-year-old patient. Six linear values were measured on the URA using a high-accuracy coordinate measuring machine. A total of 60 intra-oral iTero^® scans were taken by two operators (HA and AS) with the test URA inserted to the participant's maxillary dentition at T1 and T2. Geomagic Control X software was used to measure the six linear distances between the reference spheres (1-4) in all scans. Comparisons between distances on full arch scans to true distances on the URA were made to evaluate accuracy.</p><p><strong>Results: </strong>The median distance to the prepared bench top URA mean was significantly away from zero for each operator and timepoint across all measurements except AD versus 14 and BD versus 24. Statistically significant, although clinically non-significant, differences in median linear distances in relation to the prepared benchtop URA were observed between evaluators in segments AB versus 12 (operator 1 -0.021 mm vs. operator 2 -0.06 mm) and AC vs. 13 (operator 1 -0.044 mm vs. operator 2 -0.167 mm) at T1.</p><p><strong>Conclusion: </strong>The accuracy of scanners is defined as the trueness and precision of the captured scans to the dental arches. The accuracy of iTero Element 2^® is acceptable for diagnosis and treatment planning in orthodontics. Length and location of the scanned segment and scanning sequence 'protocol' affect accuracy.</p>","PeriodicalId":16677,"journal":{"name":"Journal of Orthodontics","volume":" ","pages":"14653125241268755"},"PeriodicalIF":1.4,"publicationDate":"2024-08-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141971320","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Successful completion of orthodontic therapy in a patient with osteopetrosis: Case Report.","authors":"John K Brooks, Lillian M Height, Beverly A Jimenez, Anthony C Anyadike, Joseph G Kvint, Jeffery B Price","doi":"10.1177/14653125241264294","DOIUrl":"https://doi.org/10.1177/14653125241264294","url":null,"abstract":"<p><strong>Introduction: </strong>Orthodontic therapy in patients with osteopetrosis (OP) of the jaws has typically been contraindicated owing to the presence of poorly perfused and extremely compact bone, and the potential risk for infection and osteomyelitis. As such, completed orthodontic cases in association with OP have rarely been published.</p><p><strong>Patient concerns: </strong>A patient aged 14 years 6 months, with no known diagnosis of OP, sought orthodontic assessment for anterior crowding.</p><p><strong>Clinical findings: </strong>The patient exhibited a straight facial profile and increased mandibular facial height, competent lips, shallow mentolabial sulcus with mild mentalis strain, flat/reverse smile arc and wide buccal corridors on smiling.</p><p><strong>Primary diagnosis: </strong>The patient had a Class I incisor relationship on Class I skeletal bases with bilateral Class I molars and Class II canine relationships. This was complicated by a crossbite involving the lateral incisors and a Bolton discrepancy due to small maxillary lateral incisors. A radiologic assessment revealed polyostotic OP of the oromaxillofacial complex.</p><p><strong>Interventions: </strong>Treatment consisted of maxillary and mandibular fixed orthodontic therapy, bite turbos and elastics to level and align the dentition. Extractions of permanent teeth were not needed.</p><p><strong>Outcomes: </strong>At the conclusion of treatment, there was a slight left Class II malocclusion, with incomplete intercuspation on the left side due to tooth size discrepancy, possibly attributed to inadequate elastics compliance and the presence of osteopetrotic bone. The treatment was completed in 3 years, 1 year longer than anticipated.</p><p><strong>Conclusion: </strong>This report represents the second published account of a patient with OP successfully managed with comprehensive orthodontic care and without osseous complications. Obtaining cephalometric measurements on OP-affected patients may be imprecise owing to the presence of extremely dense bone and difficulty to identify bony landmarks. To reduce osteopetrotic sequelae, attending clinicians should consider reduced exertional orthodontic forces and closely monitor patients for adverse alveolar events.</p>","PeriodicalId":16677,"journal":{"name":"Journal of Orthodontics","volume":" ","pages":"14653125241264294"},"PeriodicalIF":1.4,"publicationDate":"2024-07-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141759370","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Post-treatment stability, survival time and periodontal health associated with vacuum-formed, bonded and rapid prototype retainers: A prospective clinical study.","authors":"Sureka Murugaiyan, Haritha Pottipalli Sathyanarayana, Digant Thakkar, Sridevi Padmanabhan","doi":"10.1177/14653125241255702","DOIUrl":"https://doi.org/10.1177/14653125241255702","url":null,"abstract":"<p><strong>Background: </strong>New technologies have paved the way for newer fabrication techniques, such as rapid prototyping, which has gained popularity in the fabrication of several orthodontic appliances including retainers.</p><p><strong>Aim: </strong>To evaluate the stability, survival time and periodontal health associated with vacuum-formed retainers (VFRs), bonded retainers (BRs) and rapid prototype retainers (RPRs) over a period of 12 months in retention.</p><p><strong>Study design: </strong>Prospective clinical study.</p><p><strong>Methods: </strong>A total of 72 participants completing fixed orthodontic treatment were allocated to the following three groups by the investigators based upon their initial malocclusion, compliant and preferences: VFR; BR; and RPR. The primary outcome was Little's Irregularity Index (LII). Other stability parameters, including arch length (AL), inter-canine width (ICW) and inter-molar width (IMW), were also assessed immediately after debonding (T0) and 12 months (T2) after debonding. In addition, survival time, and calculus index and gingival index (GI) were assessed.</p><p><strong>Results: </strong>LII showed a significant difference (<i>P</i> = 0.00) between the groups and was increased in the VFR group (0.18 ± 0.22 mm) compared to the BR (0.03 ± 0.05 mm) and RPR (0.01 ± 0.03 mm) groups but was not clinically significant. The mean survival time of maxillary retainers was longest for the RPR group (220.63 days; 95% confidence interval [CI] = 194.1-247.16) but there was no significant difference between the three groups (<i>P</i> = 0.43). The mean survival time of mandibular retainers was higher and the same for the VFR and RPR groups (240 days; 95% CI = 240-240) and there was no significant difference between the three groups (<i>P</i> = 0.38). The calculus index score (<i>P</i> = 0.00) was statistically significant between the groups, with an increased score for the BR group (0.33 ± 0.27) compared to the VFR (0.07 ± 0.16) and RPR (0.13 ± 0.22) groups. Similarly, the GI score (<i>P</i> = 0.02) was statistically significant between the groups and was increased in the BR group (0.01 ± 0.19) compared to the VFR (-0.15 ± 0.18) and RPR (-0.06 ± 0.15) groups. The increase in calculus index and GI scores for the BR group were not clinically significant.</p><p><strong>Conclusion: </strong>There were no clinically significant differences between the three retainer groups in terms of stability, periodontal health and time to failure.</p>","PeriodicalId":16677,"journal":{"name":"Journal of Orthodontics","volume":" ","pages":"14653125241255702"},"PeriodicalIF":1.3,"publicationDate":"2024-06-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141300810","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Accuracy of conventional versus cone-beam CT-synthesised lateral cephalograms for cephalometric analysis: A systematic review.","authors":"Grace Raj, Mary Raj, Leonardo Saigo","doi":"10.1177/14653125231178038","DOIUrl":"10.1177/14653125231178038","url":null,"abstract":"<p><strong>Objective: </strong>To assess the accuracy of cone-beam computed tomography (CBCT)-synthesised lateral cephalograms (CSLCs) compared with conventional lateral cephalograms for cephalometric analysis in human participants and skull models.</p><p><strong>Methods: </strong>The authors performed a search of PubMed, Scopus, Google Scholar and Embase databases on 4 October 2021. Included studies met the following criteria: published in English; compared conventional lateral cephalograms and CSLCs; assessed hard- and soft-tissue landmarks; and were performed on human or skull models. Data extraction from eligible studies was performed by two independent reviewers. The quality of evidence was assessed using the Joanna Briggs Institute (JBI) Critical Appraisal Checklist tool - diagnostic accuracy studies.</p><p><strong>Results: </strong>A total of 20 eligible articles were included in this systematic review. Of these 20 studies, 17 presented with a low risk of bias, while three were found to have a moderate risk of bias. Hard- and soft-tissue analyses were evaluated for each imaging modality. The findings reveal that CSLCs are accurate and comparable to conventional lateral cephalograms for cephalometric analysis and demonstrate good inter-observer reliability. Four studies reported a higher accuracy with CSLCs.</p><p><strong>Conclusion: </strong>Overall, the diagnostic accuracy and reproducibility of CSLCs were comparable to conventional lateral cephalograms in cephalometric analysis. It is justified that patients who have an existing CBCT scan do not need an additional lateral cephalogram, minimising unnecessary radiation exposure, expenses and time for the patient. Larger voxel sizes and low-dose CBCT protocols can be considered to minimise radiation exposure.</p><p><strong>Registration: </strong>This study was registered with PROSPERO (CRD42021282019).</p>","PeriodicalId":16677,"journal":{"name":"Journal of Orthodontics","volume":" ","pages":"160-176"},"PeriodicalIF":1.3,"publicationDate":"2024-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9672977","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Artificial intelligence for treatment planning and soft tissue outcome prediction of orthognathic treatment: A systematic review.","authors":"Daisy Salazar, Paul Emile Rossouw, Fawad Javed, Dimitrios Michelogiannakis","doi":"10.1177/14653125231203743","DOIUrl":"10.1177/14653125231203743","url":null,"abstract":"<p><strong>Background: </strong>The accuracy of artificial intelligence (AI) in treatment planning and outcome prediction in orthognathic treatment (OGT) has not been systematically reviewed.</p><p><strong>Objectives: </strong>To determine the accuracy of AI in treatment planning and soft tissue outcome prediction in OGT.</p><p><strong>Design: </strong>Systematic review.</p><p><strong>Data sources: </strong>Unrestricted search of indexed databases and reference lists of included studies.</p><p><strong>Data selection: </strong>Clinical studies that addressed the focused question 'Is AI useful for treatment planning and soft tissue outcome prediction in OGT?' were included.</p><p><strong>Data extraction: </strong>Study screening, selection and data extraction were performed independently by two authors. The risk of bias (RoB) was assessed using the Cochrane Collaboration's RoB and ROBINS-I tools for randomised and non-randomised clinical studies, respectively.</p><p><strong>Data synthesis: </strong>Eight clinical studies (seven retrospective cohort studies and one randomised controlled study) were included. Four studies assessed the role of AI for treatment decision making; and four studies assessed the accuracy of AI in soft tissue outcome prediction after OGT. In four studies, the level of agreement between AI and non-AI decision making was found to be clinically acceptable (at least 90%). In four studies, it was shown that AI can be used for soft tissue outcome prediction after OGT; however, predictions were not clinically acceptable for the lip and chin areas. All studies had a low to moderate RoB.</p><p><strong>Limitations: </strong>Due to high methodological inconsistencies among the included studies, it was not possible to conduct a meta-analysis and reporting biases assessment.</p><p><strong>Conclusion: </strong>AI can be a useful aid to traditional treatment planning by facilitating clinical treatment decision making and providing a visualisation tool for soft tissue outcome prediction in OGT.</p><p><strong>Registration: </strong>PROSPERO CRD42022366864.</p>","PeriodicalId":16677,"journal":{"name":"Journal of Orthodontics","volume":" ","pages":"107-119"},"PeriodicalIF":1.3,"publicationDate":"2024-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41125454","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Editorial.","authors":"Jayne Harrison","doi":"10.1177/14653125241248740","DOIUrl":"10.1177/14653125241248740","url":null,"abstract":"","PeriodicalId":16677,"journal":{"name":"Journal of Orthodontics","volume":"51 2","pages":"103-105"},"PeriodicalIF":1.3,"publicationDate":"2024-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141175881","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Guest Editorial: Research: A top priority for BOS.","authors":"Peter Mossey","doi":"10.1177/14653125241256696","DOIUrl":"10.1177/14653125241256696","url":null,"abstract":"","PeriodicalId":16677,"journal":{"name":"Journal of Orthodontics","volume":"51 2","pages":"106"},"PeriodicalIF":1.3,"publicationDate":"2024-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141175885","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}