Clinical Oral Investigations最新文献

{"title":"Facial asymmetry outcome of orthognathic surgery in mild craniofacial microsomia compared to non-syndromic class II asymmetry.","authors":"Yun-Fang Chen, Frank Baan, Stefaan Bergé, Yu-Fang Liao, Thomas Maal, Tong Xi","doi":"10.1007/s00784-024-05899-6","DOIUrl":"10.1007/s00784-024-05899-6","url":null,"abstract":"<p><strong>Objectives: </strong>To compare the facial asymmetry after bimaxillary surgery between mild craniofacial microsomia (CFM) and non-syndromic class II asymmetry.</p><p><strong>Materials and methods: </strong>Cone-beam computed tomography scans of adults with Pruzansky-Kaban types I and IIA CFM (CFM groups, n = 20), non-syndromic skeletal class II asymmetry (Class II group, n = 20), and normal controls (control group, n = 20) were compared. The area asymmetry of lower face and jaw bones was quantified. Landmark-based method was used to evaluate the lower facial asymmetry regarding midline, cants, and contour.</p><p><strong>Results: </strong>There were no significant postoperative differences in the hemi-facial and hemi-jaw area asymmetry between CFM and Class II groups, both of which were significantly larger than the control group. No significant difference was found in the midline deviation and lip and occlusal cants between CFM and Class II groups. The vertical contour asymmetry in CFM group became significantly larger than Class II group. Compared to the control group, the deviation of pronasale, subnasale, and soft-tissue menton, lip and occlusal cants, and sagittal and vertical contour asymmetry in CFM group were significantly larger, as were the deviation of subnasale and soft-tissue menton and vertical contour asymmetry in Class II group.</p><p><strong>Conclusions: </strong>The vertical contour asymmetry of mild CFM was significantly larger than non-CFM class II after surgery, while the area asymmetry, midline deviation, cants, and sagittal contour asymmetry of lower face showed no significant difference.</p><p><strong>Clinical relevance: </strong>Be aware that correcting vertical asymmetry of contour, lip, and dentition in CFM is still challenging.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-08-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11358178/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142079505","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Prevention of secondary caries using fluoride-loaded chitosan nanoparticle-modified glass-ionomer cement.","authors":"Hanife Altınışık, Hülya Erten Can, Necibe Başaran Mutlu Ağardan, Aysel Berkkan, Mustafa Güney","doi":"10.1007/s00784-024-05891-0","DOIUrl":"10.1007/s00784-024-05891-0","url":null,"abstract":"<p><strong>Objective: </strong>To study the effect of incorporating chitosan and fluoride-loaded chitosan nanoparticles into a glass-ionomer cement (GIC) to prevent secondary caries.</p><p><strong>Materials and methods: </strong>A standard cervical cavity (mesio-distal width 6 mm, cervico-occlusal width 2 mm, and depth 2 mm) was prepared on 30 molars for the following restoration groups: group 1, conventional GIC restoration; group 2, chitosan (10%) modified GIC restoration; group 3, fluoride loaded chitosan nanoparticles (10%) modified GIC restoration. The restored teeth were subjected to 1,500 thermal cycles before undergoing a multi-species cariogenic biofilm challenge. The restored teeth were examined by micro-computed tomography (micro-CT), scanning electron microscopy with energy dispersive X-ray spectroscopy (SEM/EDX). Data were analyzed by the one-way ANOVA, Tukey HDS, Kruskal Wallis, and Dunn's test.</p><p><strong>Results: </strong>Micro-CT determined outer lesion depths for groups 1-3 were: 614 ± 20 μm, 589 ± 17 μm, and 560 ± 19 μm respectively. Both modifications with chitosan and fluoride-loaded chitosan nanoparticles significantly affected outer lesion depth (p < 0.05). The modification with fluoride-loaded chitosan nanoparticles statistically significantly decreased the outer lesion depth compared to all other groups (p < 0.05). SEM/EDX showed an increase of calcium, phosphorus, and fluoride at the root dentine adjacent to the restoration in groups 2 and 3 (modified GIC). This increase was statistically significantly higher in the group modified with fluorine-loaded nano chitosan particles compared to the other groups (p < 0.05).</p><p><strong>Conclusion: </strong>Incorporation of 10% chitosan and 10% fluoride-loaded chitosan nanoparticles into GIC restorative material can prevent secondary root caries development. 10% fluoride-loaded chitosan nanoparticles were more effective.</p><p><strong>Clinical significance: </strong>Glass ionomer cement modified with fluoride-loaded chitosan nanoparticles may be a promising restorative material in pediatric and preventive dentistry due to their controlled release properties.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-08-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142079506","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Assessing the impact of different Urushiol primer solvents on dentin remineralization and bond strength.","authors":"Tingting Bai, Huan Chen, Fei Wei, Guangdi Sun, Xue Chen, Zuosen Shi, Song Zhu","doi":"10.1007/s00784-024-05892-z","DOIUrl":"10.1007/s00784-024-05892-z","url":null,"abstract":"<p><strong>Objectives: </strong>To investigate urushiol's potential as a dentin cross-linking agent, promoting remineralization of etched dentin and preventing activation of endogenous proteases causing collagen degradation within the hybrid layer. The goal is to improve bond strength and durability at the resin-dentin interface.</p><p><strong>Methods: </strong>Urushiol primers with varying concentrations were prepared using ethanol and dimethyl sulfoxide (DMSO) as solvents. Dentin from healthy molars underwent grinding and acid etching for 15 s, followed by a 1min application of urushiol primer. After 14 and 28 days of remineralization incubation and remineralization were used to assess by Attenuated Total Reflection Fourier Transform Infrared spectroscopy (ATR-FTIR), Micro-Raman spectroscopy, X-ray Diffraction (XRD), Atomic Force Microscopy (AFM), Vickers Hardness, Scanning Electron Microscopy (SEM), and Energy X-ray dispersive spectroscopy (EDS). The overall performance of urushiol primers as dentin adhesives was observed by microtensile bond strength (μTBS) testing and nanoleakage assessment. Investigated the inhibitory properties of the urushiol primers on endogenous metalloproteinases (MMPs) utilizing in situ zymography, and the cytotoxicity of the primers was tested.</p><p><strong>Results: </strong>Based on ATR-FTIR, Raman, XRD, EM-EDS and Vickers hardness analyses, the 0.7%-Ethanol group significantly enhanced dentin mineral content and improved mechanical properties the most. Pretreatment notably increased the μTBS of restorations, promoted the stability of the mixed layer, and reduced nanoleakage and MMPs activity after 28 days.</p><p><strong>Significance: </strong>The urushiol primer facilitates remineralization in demineralized dentin, enhancing remineralization in etched dentin, effectively improving the bonding interface stability, with optimal performance observed at a 0.7 wt% concentration of the urushiol primer.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-08-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142055185","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Botulinum toxin for bruxism treatment: a nationwide study among oral and maxillofacial surgeons in Germany.","authors":"Andreas Pabst, Peer W Kämmerer, Diana Heimes, Alexander-N Zeller, Matthias Quarta","doi":"10.1007/s00784-024-05898-7","DOIUrl":"10.1007/s00784-024-05898-7","url":null,"abstract":"<p><strong>Introduction: </strong>This study aimed to evaluate the use of botulinum toxin (BTX) for the treatment of bruxism in oral and maxillofacial surgery in Germany.</p><p><strong>Material and methods: </strong>A dynamic online questionnaire comprising 7 to 25 questions was formulated to gather general and specific information regarding using BTX to treat bruxism. The questionnaire underwent internal and external assessments for validation. Subsequently, it was distributed to 906 oral and maxillofacial surgeons (OMFS) affiliated with the German Association for Oral and Maxillofacial Surgery (DGMKG). Weekly reminders were dispatched over four weeks to enhance response rates. Participation in the study was voluntary and anonymized. Descriptive methods were employed for data analysis.</p><p><strong>Results: </strong>107 OMFS participated in the study, yielding a response rate of 11.81%. On average, 17 patients with bruxism were per month, with 4 of these patients receiving BTX therapy. BTX administration was frequently accompanied by splints and physiotherapy (35.51% of participants). Botox® (Allergan) was the preferred BTX preparation, utilized by 40.79% and reconstituted with saline by 92.11% of participants. The masseter muscles were primarily targeted for BTX treatment (67.57% of participants), averaging 29 BTX (Allergan-) units per side. Injection points for each masseter muscle typically amounted to six per side, preferred by 30.67% of participants. Follow-up assessments post-BTX treatment were conducted regularly, predominantly after four weeks, by 36% of participants. In 8% of cases, additional BTX injections were necessary due to inadequate outcomes. Side effects were reported in 4% of cases, commonly manifesting as a non-disturbing reduction in bite force. Most participating OMFS (61.84%) using BTX for bruxism therapy regarded bruxism treatment with BTX as evidence-based. Notably, 97.37% of respondents expressed their willingness to recommend BTX-based bruxism treatment to their colleagues. Overall, the efficacy of BTX therapy for bruxism was rated as good (53.95%) and very good (40.79%).</p><p><strong>Conclusion: </strong>The use of BTX for the management of bruxism among OMFS in Germany has demonstrated efficacy. Substantial variances in certain facets of bruxism treatment employing BTX have been observed.</p><p><strong>Clinical relevance: </strong>Additional research endeavors are warranted to comprehensively investigate distinct elements of BTX therapy for bruxism, including the optimal dosage of BTX units and the precise localization of injection sites across various muscles.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-08-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142055186","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Comparison of clinical parameters of peri-implantitis and parameters related to tissue macrophage sensitization on TiO₂.","authors":"Philipp Sahrmann, Jens Tartsch, Patrick R Schmidlin","doi":"10.1007/s00784-024-05880-3","DOIUrl":"10.1007/s00784-024-05880-3","url":null,"abstract":"<p><strong>Objective: </strong>Dental implants show impressive survival and like rates, but peri-implantitis is a frequent inflammatory disease which affects the implant-surrounding tissues. While biofilms on the implant surface is considered its etiologic reason, several risk factors determine the pace of progression of peri-implant bone loss. Some risk factors are generally accepted while others are still unconfirmed and a matter of ongoing discussion. Among the latter, tissue macrophage sensitization on TiO₂ has gained scientific interest in recent years. The aim of the present case-control study was to test for potential associations between clinically manifest peri-implantitis and MS related parameters.</p><p><strong>Materials and methods: </strong>In patients with implants affected by peri-implantitis in the test group and healthy implants in the control group clinical parameters (peri-implant pocket depths (PPD) and bleeding on probing (BOP) were measured. Samples of aMMP-8 were taken from the entrance of the peri-implant sulcus and bacterial samples were collected from the sulcus. Blood samples were obtained from the basilic vein to assess MA-related laboratory parameters. Potential correlations between clinical and laboratory parameters were tested by multiple regression (p < 0.05).</p><p><strong>Results: </strong>No statistically significant correlations were found between clinical or bacteriological findings and laboratory parameters were found.</p><p><strong>Conclusions: </strong>Based on the findings of this study elevated MA-related laboratory parameters do not appear to be linked to peri-implantitis.</p><p><strong>Clinical relevance: </strong>Sensitization on TiO₂ is not associated with clinical symptoms of peri-implantitis.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-08-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11345321/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142055188","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Comparative analysis of volumetric changes between resection volume of oral tongue cancer and post operative volume of radial forearm flaps.","authors":"Matthias Zirk, Mina Niknazemi, Maximilian Riekert, Matthias Kreppel, Christian Linz, Max-Philipp Lentzen","doi":"10.1007/s00784-024-05885-y","DOIUrl":"10.1007/s00784-024-05885-y","url":null,"abstract":"<p><strong>Objectives: </strong>This study investigates the relationship between the total volume of oral tongue cancer pre-operatively and the RFFF volume post-operatively.</p><p><strong>Materials and methods: </strong>A total of 52 DICOM imaging datasets (CT or MRI) of 26 patients were included in this study. The volume of the desired structure was quantified using semi-automatic segmentation using the software ITK-SNAP. All extracted measurements were validated by two further clinicians at separate instances.</p><p><strong>Results: </strong>The variation of MeanVolTu can be predicted by MeanVolFlap moderately reliable with 59.1% confidence (R-Qua: 0.591). ANOVA Testing to represent how well the regression line fits the data, resulted in the overall regression model being statistically significant in predicting the MeanVolTu (p < 0.001). The flap volume may be predicted using the following algorithm: MeanVolFlap0 = 3241,633 + 1, 322 * MeanVolTu.</p><p><strong>Conclusion: </strong>The results of this study show positive correlation between tumor volume and flap volume, highlighting the significance of efficient flap planning with increasing tumor volume. A larger extraction volume of the radial forearm free flap from the donor site compromises the forearm more, thus increasing the probability of post-operative complications.</p><p><strong>Clinical relevance: </strong>Radial forearm free flap design in accordance with its corresponding 3D tumor volume.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-08-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11345318/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142055187","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Stimuli-responsive materials in oral diseases: a review.","authors":"Xuguang Gao, Yunyang Li, Jianwen Li, Xi Xiang, Jingwen Wu, Sujuan Zeng","doi":"10.1007/s00784-024-05884-z","DOIUrl":"10.1007/s00784-024-05884-z","url":null,"abstract":"<p><strong>Objectives: </strong>Oral diseases, such as dental caries, periodontitis, and oral cancers, are highly prevalent worldwide. Many oral diseases are typically associated with bacterial infections or the proliferation of malignant cells, and they are usually located superficially.</p><p><strong>Materials and methods: </strong>Articles were retrieved from PubMed/Medline, Web of Science. All studies focusing on stimuli-responsive materials in oral diseases were included and carefully evaluated.</p><p><strong>Results: </strong>Stimulus-responsive materials are innovative materials that selectively undergo structural changes and trigger drug release based on shifts at the molecular level, such as changes in pH, electric field, magnetic field, or light in the surrounding environment. These changes lead to alterations in the properties of the materials at the macro- or microscopic level. Consequently, stimuli-responsive materials are particularly suitable for treating superficial site diseases and have found extensive applications in antibacterial and anticancer therapies. These characteristics make them convenient and effective for addressing oral diseases.</p><p><strong>Conclusions: </strong>This review aimed to summarize the classification, mechanism of action, and application of stimuli-responsive materials in the treatment of oral diseases, point out the existing limitations, and speculate the prospects for clinical applications.</p><p><strong>Clinical relevance: </strong>Our findings may provide useful information of stimuli-responsive materials in oral diseases for dental clinicians.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-08-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142035376","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Marginal integrity and physicomechanical properties of a thermoviscous and regular bulk-fill resin composites.","authors":"Bárbara Monteiro Soares, Marianna Pires Barbosa, Rayane Velloso de Almeida, Renata Nunes Jardim, Eduardo Moreira da Silva","doi":"10.1007/s00784-024-05887-w","DOIUrl":"10.1007/s00784-024-05887-w","url":null,"abstract":"<p><strong>Objectives: </strong>To evaluate the marginal integrity (MI%) and to characterize specific properties of a thermoviscous bulk-fill resin composite, two regular bulk-fill resin composites, and a non-bulk-fill resin composite.</p><p><strong>Materials and methods: </strong>VisCalor bulk (VBF), Filtek One Bulk Fill (OBF), and Aura Bulk Fill (ABF) were evaluated. Filtek Z250 XT (ZXT) was used as non-bulk-fill control. MI% was evaluated in standardized cylindrical cavities restored with the composites by using a 3D laser confocal microscope. The following properties were characterized: volumetric polymerization shrinkage (VS%), polymerization shrinkage stress (Pss), degree of conversion (DC%), microhardness (KHN), flexural strength (FS), and elastic modulus (EM). Data were analyzed by one-way and two-way ANOVA, and Tukey HSD post-hoc test (α = 0.05).</p><p><strong>Results: </strong>VBF presented the highest MI% and the lowest VS% and Pss (p < 0.05). DC% ranged from 59.4% (OBF) to 71.0% (ZXT). ZXT and VBF presented similar and highest KHN than OBF and ABF (p < 0.05). ABF presented the lowest FS (p < 0.05). EM ranged from 5.5 GPa to 7.7 GPa, with the values of ZXT and VBF being similar and statistically higher than those of OBF and ABF (p < 0.05).</p><p><strong>Conclusions: </strong>Thermoviscous technology employed by VisCalor bulk was able to improve its mechanical behavior comparatively to regular bulk-fill resin composites and to contribute to a better marginal integrity in restorations built up in cylindrical cavities with similar geometry to a class I cavity as well. Although presenting overall better physicomechanical properties, Z250 XT presented the worst MI%.</p><p><strong>Clinical relevance: </strong>The marginal integrity, which is pivotal for the success of resin composite restorations, could be improved using VisCalor bulk-fill. The worst MI% presented by Z250 XT reinforces that non-bulk-fill resin composites shall not be bulk-inserted in the cavity to be restored.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-08-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142035415","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"The Brazilian (FRANCO) method for dental age estimation: Willems' model revisited.","authors":"Ademir Franco, Débora Duarte Moreira, Rafael Cidade, Marcos Machado, Juliano Bueno, Carolina Malschitzky, Rizky Merdietio Boedi","doi":"10.1007/s00784-024-05869-y","DOIUrl":"10.1007/s00784-024-05869-y","url":null,"abstract":"<p><strong>Objectives: </strong>This study aimed (I) to test the Willems' dental age estimation method in different geographic samples of the Brazilian population, and (II) to propose a new model combining the geographic samples in a single reference table of Brazilian maturity scores.</p><p><strong>Materials and methods: </strong>The sample consisted of 5017 panoramic radiographs of Brazilian males (n = 2443) and females (n = 2574) between 6 and 15.99 years (mean age = 10.99 ± 2.76 years). The radiographs were collected from the Southeastern (SE) (n = 2920), Central-Western (CW) (n = 1176), and Southern (SO) (n = 921) geographic regions. Demirjian's technique was applied followed by Willems' method and the proposed Brazilian model.</p><p><strong>Results: </strong>Willems' method led to mean absolute errors (MAE) of 0.79 and 0.81 years for males and females, respectively. Root mean squared errors (RMSE) were 1.01 and 1.03 years, respectively. The Brazilian model led to MAE of 0.72 and 0.74 years for males and females, respectively, and RMSE of 0.93 years for both sexes. The MAE was reduced in 70% of the age categories. Differences between regions were statistically (p < 0.05) but not clinically significant.</p><p><strong>Conclusion: </strong>The new model based on a combined population had an enhanced performance compared to Willems' model and led to reference outcomes for Brazilians.</p><p><strong>Clinical relevance: </strong>Assessing patients' biological development by means of dental analysis is relevant to plan orthopedic treatments and follow up. Having a combined-region statistic model for dental age estimation of Brazilian children contributes to optimal age estimation practices.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-08-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142016594","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Cleansing efficacy of the electric toothbrush Oral-B^® iO™ compared to conventional oscillating-rotating technology: a randomized-controlled study.","authors":"Anna-Lena Polak, Vera Wiesmüller, Lukas Sigwart, Nina Nemec, Lisa Niederegger, Ines Kapferer-Seebacher","doi":"10.1007/s00784-024-05882-1","DOIUrl":"10.1007/s00784-024-05882-1","url":null,"abstract":"<p><strong>Objectives: </strong>This study aimed to compare the cleansing efficacy of the Oral-B^® iO™ electric toothbrush incorporating oscillating-rotating technology with microvibrations - with a traditional oscillating-rotating toothbrush.</p><p><strong>Materials and methods: </strong>Thirty adult participants were randomly assigned to use the iO™ electric toothbrush with the brush head iO™ Ultimate Clean or the traditional oscillating-rotating toothbrush Oral-B^® Genius^® with the Cross-Action brush head. Oral hygiene indices (Rustogi Modified Navy Plaque Index and Gingival Bleeding Index) were assessed before and after 28 days of home use of the assigned product. Participants were instructed to refrain from interdental hygiene during the study period. After a 2-week washout period, the clinical investigation was repeated in a crossover design.</p><p><strong>Results: </strong>All 30 participants completed the study with no dropouts. After 28 days of use, the iO™ showed statistically significantly lower plaque levels than the conventional oscillating-rotating toothbrush (25.09% vs. 30.60%, p = 0.029). This difference was particularly noticeable in marginal and approximal areas. There were no significant distinctions in gingival bleeding indices.</p><p><strong>Conclusions: </strong>The Oral-B^® iO™ electric toothbrush displayed enhanced plaque removal efficiency compared to a conventional oscillating-rotating technology.</p><p><strong>Clinical relevance: </strong>This study highlights the potential benefits of advanced toothbrush technologies for plaque reduction and encourages further research.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":null,"pages":null},"PeriodicalIF":3.1,"publicationDate":"2024-08-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11339098/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142016592","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}