{"title":"Does the oral microbiota evolve differently during orthodontic treatment with vestibular multi-attachment fixed appliances versus aligners? A systematic review of the literature","authors":"Carole Charavet, Sophie-Myriam Dridi, Arlette Oueiss, Caterina Masucci, Laurence Lupi, Sophie Lopez","doi":"10.1684/orthodfr.2024.152","DOIUrl":"https://doi.org/10.1684/orthodfr.2024.152","url":null,"abstract":"<p><strong>Introduction: </strong>Oral microbiota of patients is impacted during orthodontic treatment. The objective of this systematic review was to observe the evolution of oral microbiota (primary objective) and periodontal health (secondary objective) during orthodontic treatment, and to compare these changes during treatment with vestibular fixed appliances and aligners.</p><p><strong>Materials and methods: </strong>In accordance with PRISMA guidelines, an electronic search was performed in four databases until January 2022, completed by a manual search, including all prospective controlled studies, randomized or not, on the subject. Two independent authors were involved in the selection of studies, and a third author was consulted in case of disagreement. The Cochrane Collaboration's tool and ROBINS-I tool was used to assess the risk-of-bias in randomized and non-randomized trials, respectively. Finally, the risk of bias graphs were made with the robvis visualization tool.</p><p><strong>Results: </strong>Out of the 994 results obtained from these searches, 11 eligible articles were included (4 randomized clinical trials and 7 non-randomized controlled studies) with varying levels of bias. Results suggested that patients treated with aligner appliances have more favorable microbial flora and less biofilm mass during their treatment compared with those treated with fixed appliances. In addition, inflammatory marker cytokines and periodontal indices were higher in fixed orthodontic treatment compared to aligners treatment.</p><p><strong>Conclusion: </strong>Considering the limitations of this systematic review of the literature, the results suggested that aligners have a more favorable impact on the oral microbiota and periodontium compared to vestibular fixed appliances. PROSPERO registration: CRD42022276486.</p>","PeriodicalId":101415,"journal":{"name":"L' Orthodontie francaise","volume":"95 2","pages":"133-152"},"PeriodicalIF":0.0,"publicationDate":"2024-08-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141899333","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}
Ismahène Messaoudi, Nadia Bendimerad, Noureddine Ahmed Fouatih
{"title":"Early orthodontic treatment after periodontal surgery: a randomized controlled trial","authors":"Ismahène Messaoudi, Nadia Bendimerad, Noureddine Ahmed Fouatih","doi":"10.1684/orthodfr.2024.156","DOIUrl":"10.1684/orthodfr.2024.156","url":null,"abstract":"<p><strong>Introduction: </strong>The pathological teeth migrations require correct multidisciplinary treatment which consists of periodontal surgery associated with early or late orthodontic treatment. The aim of this study was to know which of the two orthodontic treatments would have a better periodontal response.</p><p><strong>Material and method: </strong>Two parameters, radiological (the height of the alveolar bone) and clinical (the depth of the periodontal pocket), were used to meet the objective of this work. Eighteen patients received early orthodontic treatment (straight wire appliance) after periodontal flap debridement surgery and eighteen others late orthodontic treatment (straight wire appliance).</p><p><strong>Results: </strong>The results showed the absence of significant difference between the two early and late orthodontic treatments after periodontal flap debridement surgery.</p><p><strong>Conclusion: </strong>Orthodontic treatment can be started early seven to ten days after periodontal surgery.</p>","PeriodicalId":101415,"journal":{"name":"L' Orthodontie francaise","volume":"95 2","pages":"177-187"},"PeriodicalIF":0.0,"publicationDate":"2024-08-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141899334","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}
Guillaume Gomez, Fabien Subtil, Sarah Gebeile-Chauty
{"title":"Factors influencing young patient arrival date at the orthodontic office: a study of 456 cases","authors":"Guillaume Gomez, Fabien Subtil, Sarah Gebeile-Chauty","doi":"10.1684/orthodfr.2024.153","DOIUrl":"https://doi.org/10.1684/orthodfr.2024.153","url":null,"abstract":"<p><strong>Introduction: </strong>The arrival date young patient's first orthodontic consultation is unrestricted but may influence the choice of treatment plan as well as its modalities. The objective of this study was to determine the factors that influence the date of the first consultation at the orthodontic office: advice from a third party or a health professional, the patient's gender, the socioeconomic level, the actual need for orthodontic treatment, and the vertical and anteroposterior skeletal dysmorphia.</p><p><strong>Materials and methods: </strong>Young patient's file younger than 16 years were systematically included. A Wilcoxon and Kruskal-Wallis test was performed in univariate and multivariate analysis. The threshold was 5%.</p><p><strong>Results: </strong>456 young patients were included. Anteroposterior skeletal discrepancy, referral by an acquaintance, and socioeconomic level appeared to be factors influencing patient arrival date. Gender, actual need for orthodontic treatment, referral from a health professional, and vertical skeletal discrepancy did not influence the arrival date at the office.</p><p><strong>Discussion: </strong>The date of consultation is not related to the actual orthodontic treatment need. Word-of-mouth seems to play an important role. Patients seem to relate an anteroposterior discrepancy to the need to consult an orthodontist, but do not relate it to vertical discrepancy, although ventilation may be related to severe dysmorphia.</p><p><strong>Conclusion: </strong>This study encourages more communication about orthodontic treatment indications with patients and caregivers.</p>","PeriodicalId":101415,"journal":{"name":"L' Orthodontie francaise","volume":"95 2","pages":"153-168"},"PeriodicalIF":0.0,"publicationDate":"2024-08-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141899335","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":"Homemade CAD-CAM surgical guide for palatal mini-screw insertion for maxillary molar distalization providing anchorage. A two times original protocol","authors":"Floriant Busson, Carole Charavet","doi":"10.1684/orthodfr.2024.158","DOIUrl":"https://doi.org/10.1684/orthodfr.2024.158","url":null,"abstract":"<p><strong>Introduction: </strong>Temporary Anchorage Devices have revolutionized our approach to anchorage management. However, their placement may carry risks, such as root perforation, damage to the periodontal ligament, buccal-nasal communication, etc. The aim of this article is to describe an original protocol in two times for the placement of a palatal mini-screw through guided surgery using a guide created by Computer-Aided Design and Manufacturing (CAD/CAM) followed by the transfer of placement information to the laboratory for the fabrication of a Custom Medical Device (CMD) for distalization.</p><p><strong>Materials and methods: </strong>A two-stage protocol is described and illustrated step by step. Phase 1 comprises 7 steps (including superimposition of maxillary cast and profile teleradiography, surgical tray design), followed by phase 2, which involves 3 final steps (including production of impression for laboratory, production of laboratory model with transfer of mini-screw position).</p><p><strong>Results: </strong>Although the position of the mini screws remains precise, a discrepancy between the planning and the intraoral situation exists. The addition of a second step therefore enables the distalization appliance to be fitted precisely and without pitfalls. Finally, this protocol ensures safe placement, making work easier for the practitioner and, ultimately, for the patient.</p><p><strong>Conclusion: </strong>In a two-stage process, the placement of palatal mini screws through guided surgery using a guide created by CAD/CAM followed by the transfer of this information to the laboratory for the fabrication of a CMD for distalization proves to be a relevant approach.</p>","PeriodicalId":101415,"journal":{"name":"L' Orthodontie francaise","volume":"95 2","pages":"189-203"},"PeriodicalIF":0.0,"publicationDate":"2024-08-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141899336","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":"Temporomandibular Disorders and Orthodontics: how to conduct a screening examination?","authors":"Elodie Ehrmann, Marie Bernabeu, Carole Charavet","doi":"10.1684/orthodfr.2024.146","DOIUrl":"10.1684/orthodfr.2024.146","url":null,"abstract":"<p><strong>Introduction: </strong>Common Temporomandibular Disorders (TMD) involve the masticatory muscles, temporomandibular joints, and/or their associated structures. Clinical manifestations can vary, including sounds (cracking, crepitus), pain, and/or dyskinesias, often corresponding to a limitation of mandibular movements. Signs or symptoms of muscular or joint disorders of the masticatory system may be present before the initiation of orthodontic treatment, emerge during treatment, or worsen to the point of stopping treatment. How do you screen for common TMD in orthodontic treatment?</p><p><strong>Materials and methods: </strong>The main elements of the interview and clinical examination for screening common TMD in the context of orthodontic treatment are clarified and illustrated with photographs. Moreover, complementary examinations are also detailed.</p><p><strong>Results: </strong>A clinical screening form for common TMD is proposed. A synthetic decision tree helping in the screening of TMD is also presented.</p><p><strong>Conclusion: </strong>In the context of an orthodontic treatment, the screening examination for common TMD includes gathering information (interview), a clinical evaluation, and possibly complementary investigations. The orthodontist is supported in this approach through the development of a clinical form and a dedicated synthetic decision tree for the screening of TMDs. Systematically screening for common TMD before initiating orthodontic treatment allows the orthodontist to suggest additional diagnostic measures, implement appropriate therapeutic interventions, and/or refer to a specialist in the field if necessary.</p>","PeriodicalId":101415,"journal":{"name":"L' Orthodontie francaise","volume":"95 1","pages":"19-33"},"PeriodicalIF":0.0,"publicationDate":"2024-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140867525","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":"Tooth-size discrepancy: a clinical necessity","authors":"Olivier Sorel","doi":"10.1684/orthodfr.2024.147","DOIUrl":"10.1684/orthodfr.2024.147","url":null,"abstract":"<p><strong>Introduction: </strong>The subject of this article is the discovery of dento-dental disharmony (DDD) at the end of treatment. Lack of diagnosis is the source of this type of disappointment.</p><p><strong>Material and method: </strong>The diagnosis of DDD is not easily accessible on clinical examination and the compensations it generates mask it, especially if it is associated with other dysmorphoses. The use of indices, the best-known of which is Bolton's, enables diagnosis with the setup, a pre-treatment model which also has many other prognostic interests.</p><p><strong>Results: </strong>Once DDD has been considered, it can be resolved by adapting dental volumes, either by subtraction or addition.</p><p><strong>Conclusion: </strong>Advances in computerized diagnosis with artificial intelligence are opening up new avenues for the systematic diagnosis of DDD.</p>","PeriodicalId":101415,"journal":{"name":"L' Orthodontie francaise","volume":"95 1","pages":"35-44"},"PeriodicalIF":0.0,"publicationDate":"2024-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140875122","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":"Can therapeutic reassessment in ODF be based on management principles?","authors":"Aymeric Philibert","doi":"10.1684/orthodfr.2024.144","DOIUrl":"10.1684/orthodfr.2024.144","url":null,"abstract":"<p><strong>Introduction: </strong>Re-evaluation of therapy is sometimes necessary during treatment. Rarely planned or desired, it is legitimate to look for a way to avoid it while carrying out the correction of the dysmorphosis as initially envisaged. Can the introduction of management into the therapeutic process, and particularly the principle of the feedback loop, make it possible to eliminate any therapeutic re-evaluation?</p><p><strong>Materials and methods: </strong>After having defined management, cybernetics and the feedback loop as well as the framework for their application, we will look for ways to apply them to the dento-maxillo-facial orthopedics and will then study through historical practice the specific foundations of management and cybernetics in order to be able to conclude that these means are well adapted to our practice. We will rely on a set of historical, sociological and anthropological sources.</p><p><strong>Conclusions: </strong>Management is unsuitable for eliminating the need for therapeutic re-evaluation because, through the deployment of the organizational mode which is consubstantial with it, it is opposed to the institutional order of which any therapeutic approach is a part.</p>","PeriodicalId":101415,"journal":{"name":"L' Orthodontie francaise","volume":"95 1","pages":"7-17"},"PeriodicalIF":0.0,"publicationDate":"2024-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140869803","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":"Orthognathic surgery: a significant tool for reassessment","authors":"Patrick-Yves Blanchard, Irène Tieu","doi":"10.1684/orthodfr.2024.145","DOIUrl":"10.1684/orthodfr.2024.145","url":null,"abstract":"<p><strong>Introduction: </strong>More than 15 years of experience in orthodontic-surgical collaboration has allowed the authors to identify some situations in which a new perspective is needed. Although it may seem easy to refer a patient to a maxillo-facial surgeon in cases of major dysmorphoses, this can lead to yet other dilemmas: a loss of results at the end of a developmental growth stage, an adult requesting a return to treatment after a camouflage orthodontic treatment or a non-cooperative child in an interceptive and preventive treatment phase. Then, a comprehensive process of reassessment becomes compulsory.</p><p><strong>Material and method: </strong>In the form of an editorial, this article describes various cases encountered in the authors' practice.</p><p><strong>Discussion: </strong>The aim is not to point out the imperfections of our humanity, but simply to open our eyes to diagnostic elements that are missed, whether in the initial phase or during reassessment.</p><p><strong>Conclusion: </strong>As it is far from ideal to keep offering similar therapies that lead to the same pitfalls, it is time for a shift in the paradigm.</p>","PeriodicalId":101415,"journal":{"name":"L' Orthodontie francaise","volume":"95 1","pages":"105-125"},"PeriodicalIF":0.0,"publicationDate":"2024-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140871892","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":"Therapeutic reassessment of impacted or transposed teeth","authors":"Roula Akl, Joseph Ghoubril","doi":"10.1684/orthodfr.2024.149","DOIUrl":"10.1684/orthodfr.2024.149","url":null,"abstract":"<p><strong>Introduction: </strong>Impacted or transposed teeth present a common yet challenging issue in dentistry. These conditions occur when teeth fail to erupt properly or emerge in abnormal positions within the dental arch.</p><p><strong>Material and method: </strong>This article explores the evolving landscape of therapeutic strategies for impacted or transposed teeth, emphasizing a multidisciplinary and patient-centered approach.</p><p><strong>Results: </strong>By adopting a multidisciplinary approach involving orthodontists, oral surgeons, and other dental specialists, clinicians can tailor treatment plans to address individual needs and optimize outcomes.</p><p><strong>Discussion: </strong>Therapeutic reassessment of impacted or transposed teeth represents a paradigm shift in modern dentistry, emphasizing personalized care, minimally invasive techniques, and interdisciplinary collaboration.</p>","PeriodicalId":101415,"journal":{"name":"L' Orthodontie francaise","volume":"95 1","pages":"79-103"},"PeriodicalIF":0.0,"publicationDate":"2024-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140864943","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}