Clinical Oral Investigations最新文献

{"title":"Periodontal health in teeth treated with deep-margin-elevation and CAD/CAM partial lithium disilicate restorations-a prospective controlled trial.","authors":"Tim Hausdörfer, Clemens Lechte, Philipp Kanzow, Tina Rödig, Annette Wiegand","doi":"10.1007/s00784-024-06053-y","DOIUrl":"10.1007/s00784-024-06053-y","url":null,"abstract":"<p><strong>Objectives: </strong>This prospective controlled clinical trial aimed to compare periodontal parameters of proximal deep-margin-elevation (DME) restoration margins with supragingival/equigingival restoration margins (control) on the opposite proximal surface of the same tooth.</p><p><strong>Materials and methods: </strong>Subgingival one-sided proximal defects (mesial or distal) on (pre-)molars were restored with composite DME and CAD/CAM-manufactured lithium disilicate ceramic partial-coverage restorations. Periodontal parameters (bleeding on probing (BOP), periodontal probing depths (PPD), plaque index (PI)) were recorded after insertion of the ceramic restoration (baseline) and at 1-year recall visit and compared between DME and control on the same tooth (Fisher's exact test and Wilcoxon signed rank test, p < 0.05).</p><p><strong>Results: </strong>Sixty-eight patients with 77 restorations were included. At baseline, periodontal parameters did not differ between DME and control. Sixty-two restorations could be examined after 1 year. BOP was significantly increased for DME (p_adj. = 0.003), but not for control (p_adj. = 0.714). Surfaces with DME showed a significantly higher proportion of BOP than control surfaces (DME: 45 restorations (73.8%), control: 27 restorations (44.3%); p_adj. = 0.005). PI increased significantly on all tooth surfaces (p_adj.<0.001), but did not differ between DME and control side (p_adj. = 0.162). Probing depths did not differ between baseline and follow-up (DME: p_adj. = 0.199, control: p_adj. = 0.116). Two restorations were replaced due to a ceramic fracture and secondary caries.</p><p><strong>Conclusion: </strong>Proximal DME is associated with increased gingival inflammation compared to supragingival or equigingival restoration margins.</p><p><strong>Clinical relevance: </strong>DME is a promising treatment approach for indirect restoration of teeth with deep proximal defects, but gingival inflammation should be expected.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":"28 12","pages":"670"},"PeriodicalIF":3.1,"publicationDate":"2024-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11606998/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142754789","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":"Diagnostic delays of periodontitis and associated factors: a cross-sectional study.","authors":"Omar A Al-Karadsheh, Siraj J Zabadi, Mahdi F Waleed, Khadijeh A Al-Abedalla, Najla S Kasabreh, Ahmad A Hamdan, Yazan M Hassona, Dimitris N Tatakis","doi":"10.1007/s00784-024-06075-6","DOIUrl":"10.1007/s00784-024-06075-6","url":null,"abstract":"<p><strong>Objectives: </strong>This study aimed to investigate total diagnostic delay (TDD) in periodontitis and identify the factors associated with it.</p><p><strong>Methods: </strong>In this cross-sectional study, 145 newly examined and diagnosed periodontitis patients were recruited. A structured questionnaire was used to gather data on demographics, symptom onset, duration of diagnostic delay(s), and potential associated factors. Multiple regression analysis and the Mann‒Whitney U test were used to analyse the impact of various factors on the timing of diagnosis delay.</p><p><strong>Results: </strong>TDD averaged 59.3 ± 70.2 months, with a median of 36 months. Patient delay accounted for 74.4% of the cases, which was attributed to misconceptions about symptoms and reliance on self-medication. Professional delay accounted for 25% of the cases, with a significantly longer median delay (36 months) than patient delay (24 months) (p < 0.05). Factors predicting longer TDD included older age, multiple dentist visits, and the presence of calculus. The use of home remedies was associated with a longer TDD, whereas smoking and gingival swelling were associated with a significantly shorter TDD (P < 0.05).</p><p><strong>Conclusion: </strong>This first-of-its-kind study identified significant diagnostic delays in periodontitis, one of the most common oral diseases, underscoring critical gaps in patient education and care. Age, frequency of dental visits, and misconceptions regarding calculus contribute to these delays.</p><p><strong>Clinical relevance: </strong>Delayed diagnosis of periodontitis has significant implications, leading to extensive oral damage and eventual tooth loss, which compromises oral function, aesthetics, and quality of life. Addressing these delays through comprehensive public health strategies and improving dental training in periodontology can significantly improve oral and systemic health outcomes, reduce economic burdens, and contribute to the overall well-being of the population.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":"28 12","pages":"671"},"PeriodicalIF":3.1,"publicationDate":"2024-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142766779","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":"Combining local flap with depressor anguli oris transfer for lower lip reconstruction and orbicularis oris sphincter function restoration.","authors":"Jiarui Zhang, Zhongzheng Qi, Xiaomeng Xue, Zhongfei Xu, Fayu Liu, Pai Pang, Changfu Sun","doi":"10.1007/s00784-024-06028-z","DOIUrl":"10.1007/s00784-024-06028-z","url":null,"abstract":"<p><strong>Objectives: </strong>Despite the versatility of flap designs for lower lip reconstruction, the notion of orbicularis oris (OO) ring integrity was barely stressed. Traditional flap transfer leads to fibrous orientation inconsistency with the remaining OO. Therefore, the aim of this study is to share the experience of combining local flaps with depressor anguli oris (DAO) transfer for lower lip reconstruction and OO sphincter function restoration.</p><p><strong>Materials and methods: </strong>48 patients were included in this study. Four types of local flaps were transferred for lower lip reconstruction. Each technique was modified by adding an additional DAO transfer for OO reconstruction. Functional outcomes were evaluated by grading scales based on clinical examination and observation. Aesthetic outcomes were evaluated by Patient and Observer Scar Assessment Scale.</p><p><strong>Results: </strong>The surgical outcomes were favorable in both functional and aesthetic aspects. No statistically significant differences were observed among different types of flaps. Patients at T1 stage showed statistically significant mouth opening compared with patients at T2 stage (P = 0.004). Patients whose commissure was preserved showed statistically significantly better competence compared with patients whose commissure was sacrificed (P = 0.006).</p><p><strong>Conclusions: </strong>Combining local flap with DAO transfer is a reliable and effective approach for lower lip reconstruction and OO sphincter function restoration. Moreover, the modiolus seems to play a vital role in enhancing competence. Thus, it should be preserved during oncologic ablation if possible.</p><p><strong>Clinical relevance: </strong>It is vital to match the orientation of the transferred muscle fiber with the orientation of the remaining OO. Therefore, DAO becomes an excellent candidate.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":"28 12","pages":"672"},"PeriodicalIF":3.1,"publicationDate":"2024-11-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142766755","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":"Clinical observation on warming needle moxibustion combined with rehabilitation techniques in the treatment of anterior disc displacement without reduction.","authors":"Renjie Zhu, Jing Yu, Fangli Wang, Jiamei Chu, Yehua Bao, Qin Wang, Yuanye Wei, Jianhui Yuan","doi":"10.1007/s00784-024-06072-9","DOIUrl":"10.1007/s00784-024-06072-9","url":null,"abstract":"<p><strong>Objective: </strong>To observe the effect of warming needle moxibustion combined with rehabilitation techniques on clinical symptoms and quality of life of patients with anterior disc displacement without reduction (ADDwoR).</p><p><strong>Methods: </strong>This randomized controlled trial included 66patients, with ADDwoR, attending the Hangzhou Hospital of Traditional Chinese Medicine. Patients were assigned to the Experimental (12 sessions of warming needle moxibustion combined with rehabilitation manipulation therapy) and Control (rehabilitation therapy only) group (n = 33, each). Duration of treatment was 4 weeks, with 3 times a week. Outcomes included VAS pain score, maximum mouth opening (MMO), mandibular function impairment score (MFIQ), oral health impact scale (OHIP-14 scale), and mandibular dysfunction index (Fricton score). Safety assessments during treatment included incidence of fainting, broken needle, bleeding, hematoma and scalding.</p><p><strong>Results: </strong>After treatment, the VAS scores, mandibular function impairment scores, oral health impact degree scale, and the scores of Dysfunction index (DI), palpation index (PI) and craniomandibular index (CMI) in the two groups were significantly decreased compared with before. While the maximum mouth opening was increased in both groups, the clinical efficacy evaluation showed the total significant rate of the control group was 59%, and the total significant rate of the experimental group was 83%, demonstrating a significant clinical efficacy difference between the two groups.</p><p><strong>Conclusion: </strong>Compared to targeted rehabilitation exercises only, warming needle moxibustion combined with rehabilitation manipulation can not only improve the pain and maximum mouth opening, but also mandibular function impairment, mandibular joint disorder and oral health of patients with ADDwoR.</p><p><strong>Clinical trial registration: </strong>http://www.chictr.org.cn/index.aspx , identififier: ChiCTR2200059039.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":"28 12","pages":"668"},"PeriodicalIF":3.1,"publicationDate":"2024-11-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142750200","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":"Influence of anaerobic adhesive on the resonance frequency analysis measured in abutments with external hexagon and conical connections: an in vitro study.","authors":"Frederico Santos Lages, Clara Almeida Mares, Fernando Teodoro Metzker Lyra, Isabelle Lawrence Gomes da Silva, Ana Flor Sá, Danilo Rocha Dias","doi":"10.1007/s00784-024-06057-8","DOIUrl":"10.1007/s00784-024-06057-8","url":null,"abstract":"<p><strong>Objectives: </strong>To evaluate whether the application of an anaerobic adhesive (AA) to the abutment screws interferes with the implant stability quotient (ISQ) values in abutments with external hexagon (EHC) and conical connections (CC).</p><p><strong>Materials and methods: </strong>20 implants 4.0 mm x 10 mm were used, with similar formats, 10 with EHC and 10 with CC, inserted by the same operator into fresh bovine ribs. The abutment was then screwed with a high precision digital torque meter, and resonance frequency was measured. The abutments were then unscrewed, a drop of Loctite 242 adhesive was applied along the entire length of the thread, the abutments were screwed again (Groups EHC-AA and CC-AA). The ISQ was registered immediately, 24 h, and 72 h after installation. Data were analyzed using descriptive statistics and comparison tests (p < 0.05).</p><p><strong>Results: </strong>ISQ values measured in abutments without AA were significantly higher than those measured after applying the adhesive, for EHC and CC. The one-way repeated measures ANOVA showed that, in the intragroup analysis, there was no statistically significant difference in the ISQ, comparing the three measurement moments after applying the adhesive, irrespective of connection system (CC: F = 0.191, p = 0.827; EHC: F = 0.323, p = 727), which suggests that the adhesive curing does not affect the ISQ.</p><p><strong>Conclusions: </strong>The use of an AA on abutment screws had a significant effect on RFA measurements, for EHC and CC. The curing time of the AA did not affect the ISQ values measured in the abutments.</p><p><strong>Clinical relevance: </strong>The ISQ values cannot be compared in situations with and without AA.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":"28 12","pages":"667"},"PeriodicalIF":3.1,"publicationDate":"2024-11-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142750205","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":"Combined catalytic strategies applied to in-office tooth bleaching: whitening efficacy, cytotoxicity, and gene expression of human dental pulp cells in a 3D culture model.","authors":"Rafael Antonio de Oliveira Ribeiro, Victória Peruchi, Igor Paulino Mendes Sores, Filipe Koon Wu Mon, Diana Gabriela Soares, Josimeri Hebling, Carlos Alberto de Souza Costa","doi":"10.1007/s00784-024-06069-4","DOIUrl":"10.1007/s00784-024-06069-4","url":null,"abstract":"<p><strong>Objectives: </strong>To evaluate the feasibility of using a 3D model with human dental pulp cells (HDPCs) to compare bleaching therapies and assess whether coating enamel with a nanofiber scaffold (NS) and polymeric catalyst primer (PCP), combined with violet LED (LEDv) irradiation, enhances bleaching efficacy (BE) and reduces cytotoxicity (CT).</p><p><strong>Materials and methods: </strong>After using NS + PCP to cover enamel of enamel/dentin discs adapted to artificial pulp chambers containing 3D culture with HDPCs, a bleaching gel with 35%H₂O₂ was applied and then irradiated with LEDv. The following groups were established (n = 8): NC - no treatment; PC- 35%H₂O₂ for 45 min, and EXP: NS + PCP + 35%H₂O₂ + LEDv for 15 min. The study evaluated BE (ΔE₀₀ and ΔWI_D), CT (alamarBlue), and HDPCs gene modulation (TNF, IL1B, PTGS2, IL8, IL6, PPRAG, HMOX1, DSPP, DMP1, SPP1, BGLAP, and ALPL; RTqPCR).</p><p><strong>Results: </strong>BE showed no significant difference between PC and EXP (p > 0.05). EXP had lower oxidative stress, higher cell viability, reduced inflammatory marker expression, and increased mineralization marker expression compared to PC (p < 0.05).</p><p><strong>Conclusion: </strong>The 3D model using HDPCs effectively compared bleaching protocols. Coating enamel with NS + PCP and applying violet LED (LEDv) reduced bleaching time from 45 to 15 min while lowering cytotoxicity compared to conventional in-office treatments.</p><p><strong>Clinical relevance: </strong>This study shows that a 3D model with human dental pulp cells (HDPCs) effectively compares tooth bleaching protocols. The combination of a nanofiber scaffold with violet LED (LEDv) reduces bleaching time, as well as minimizes cytotoxicity and inflammation, offering a safer alternative to conventional treatments.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":"28 12","pages":"669"},"PeriodicalIF":3.1,"publicationDate":"2024-11-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142750202","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":"Immediate implant placement in compromised extraction sockets using vestibular socket therapy with acellular dermal matrix versus connective tissue grafts in the esthetic zone: a randomized controlled clinical trial.","authors":"Amr Anwar Ellithy, Maher Mohamed El-Tonsy, Sahar Fawzy Ghouraba, Bassem Nabil El-Fahl, Abdelsalam Elaskary, Ahmed Elfana","doi":"10.1007/s00784-024-06065-8","DOIUrl":"10.1007/s00784-024-06065-8","url":null,"abstract":"<p><strong>Background: </strong>Immediate implant placement (IIP) in compromised extraction sockets poses significant challenges in maintaining the contour and level of mucosal tissues. This study compares the efficacy of vestibular socket therapy (VST) combined with acellular dermal matrix (ADM) versus connective tissue grafts (CTG) in IIP within the esthetic zone.</p><p><strong>Methods: </strong>Twenty participants requiring extraction in the maxillary esthetic zone were randomized into two groups: ADM and CTG (n = 10 each). Both groups underwent VST with bone grafting and dental implant placement. Clinical outcomes were evaluated at baseline, 6 months, and 12 months, measuring soft-tissue level and thicknesses, and the radiographic facial alveolar bone thicknesses and height.</p><p><strong>Results: </strong>Both groups resulted in statistically significant increase in coronal mucosal thickness, facial bone height and thickness over time. CTG showed statistically significant increase at apical mucosal thickness over time, whereas the ADM group had a significantly higher facial bone height after 12 months. No significant differences were observed between groups in mucosal thickness and level at any time point and both groups achieved 100% implant survival.</p><p><strong>Conclusion: </strong>ADM and CTG are both effective for soft tissue augmentation and hard-tissue maintenance in IIP within compromised extraction sockets after 12 months. CTG may offer advantages in apical mucosal thickness, while ADM was associated with greater bone height.</p><p><strong>Clinical relevance: </strong>Both ADM and CTG effectively enhance soft tissue and maintain hard-tissue levels, with CTG providing better apical mucosal thickness and ADM resulting in greater facial bone height after 12 months. These insights help clinicians to customize treatment plans based on individual goals and patient needs.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":"28 12","pages":"664"},"PeriodicalIF":3.1,"publicationDate":"2024-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142738570","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":"Assessment of periodontal dehiscence and fenestration using ultrasonography and cone-beam computed tomography: an in vitro study.","authors":"Çiğdem Şeker, Bilge Meracı Yıldıran, Emre Haylaz, Gediz Geduk, Murat İçen","doi":"10.1007/s00784-024-06011-8","DOIUrl":"10.1007/s00784-024-06011-8","url":null,"abstract":"<p><strong>Objectives: </strong>This study sought to assess the diagnostic value of ultrasonography (USG) and cone-beam computed tomography (CBCT) for the visibility of periodontal defects.</p><p><strong>Materials and methods: </strong>We created 37 periodontal defects (dehiscence and fenestration) in fresh sheep mandibles. Two dentomaxillofacial radiologists assessed the CBCT and ultrasonographic images for the presence of defects. Kappa statistics was used for evaluating the inter- and intra-observer agreement. Sensitivity, specificity, diagnostic accuracy, positive predictive value (PPV), and negative predictive value (NPV) for each radiographic technique were calculated.</p><p><strong>Results: </strong>Interobserver evaluations revealed moderate and good agreement for USG and very good agreement for CBCT in visibility of dehiscences and fenestrations. It has been determined that USG and CBCT have similar sensitivity and specificity values.</p><p><strong>Conclusions: </strong>USG can be used as an alternative diagnostic method to CBCT in the evaluation of periodontal defects.</p><p><strong>Clinical relevance: </strong>This study has shown that USG can be an alternative diagnostic method to CBCT in imaging dehiscence and fenestration in the alveolar bone, which is the hard tissue component of the jaws. In addition to clinical probing, USG, which is a radiation-free imaging method, can be used to provide additional information in the visibility of defects. Such studies will increase the experience and knowledge of physicians and will allow USG to take a greater place in dental practice.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":"28 12","pages":"665"},"PeriodicalIF":3.1,"publicationDate":"2024-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142738616","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 impact of dentofacial characteristics and malocclusions on dissatisfaction with dentofacial appearance.","authors":"Sinem İnce-Bingöl, Burçak Kaya","doi":"10.1007/s00784-024-06060-z","DOIUrl":"10.1007/s00784-024-06060-z","url":null,"abstract":"<p><strong>Objectives: </strong>To assess how, and to what extent, dentofacial features and malocclusions affect the perceived dissatisfaction with the appearance of dentofacial region in different age groups.</p><p><strong>Materials and methods: </strong>Dissatisfaction with dental appearance (DDA) and facial appearance (DFA) of 430 patients were assessed using self-reported 5-point Likert scores (1: very satisfied - 5:very dissatisfied). Number of decayed, filled, and missing teeth, oral hygiene status, crowding in the upper/lower arches, molar relationship, overjet, overbite, posterior-crossbite, upper/lower midline deviations, face type, profile, nasal tip and chin deviations were assessed by an experienced orthodontist. Ordinal logistic regression analysis was performed to determine how the examined variables affected DDA and DFA scores.</p><p><strong>Results: </strong>The median age of the 430 patients (271 female, 159 male) was 23.0 years. 60.9% of the patients had Angle Class I, 32.3% had Angle Class II, and 6.7% had Angle Class III molar relationship. According to the IOTN (DC), 37.4% of the patients had grade 4 and grade 5. Gender had no impact on DDA and DFA. Being young (teenagers OR = 4.78, CI:2.43-9.40, young adults (OR = 3.15, CI: 1.70-5.83), having poor oral hygiene (OR = 2.32, CI: 1.37-3.92), missing teeth (OR = 1.19, CI:1.10-1.29), convex profile (OR = 1.94, CI:1.03-3.67), diastema (OR = 3.18, CI:1.33-7.61), crowding in the upper arch (moderate: OR = 2.10, CI:1.30-3.68, severe: OR = 5.94, CI:3.15-11.19) affected the DDA scores negatively. Class III malocclusion (OR = 5.60, CI:1.85-16.91), decreased overbite (OR = 2.44, CI:1.21-4.89), and increase in DDA scores (OR = 1.88, CI: 1.50-2.35) all increased the DFA scores.</p><p><strong>Conclusion: </strong>Certain dentofacial characteristics and age of the patients significantly affect self-reported dissatisfaction with dental and facial appearance levels, with varying degrees of severity.</p><p><strong>Clinical relevance: </strong>Awareness of the impacts of malocclusions and dentofacial features that result in patient dissatisfaction among those who apply for dental treatment at the clinic enables a deeper understanding of the patient's priorities, expectations from orthodontic treatment, and satisfaction with the outcome.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":"28 12","pages":"661"},"PeriodicalIF":3.1,"publicationDate":"2024-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142738630","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":"Impact of video instructions and additional hands-on instructions on the dental flossing performance - an observational study.","authors":"Katja Jung, Sophie-Charlotte Schmidt, Benedikt Luka, Nadine Schlueter, Carolina Ganss","doi":"10.1007/s00784-024-06070-x","DOIUrl":"10.1007/s00784-024-06070-x","url":null,"abstract":"<p><strong>Objectives: </strong>This study aimed to evaluate the effectiveness of an instruction-video, with and without additional hands-on instruction, in teaching young adults proper flossing performance.</p><p><strong>Materials and methods: </strong>This randomised intervention and observational study included 94 participants, 24 (23; 25) years, receiving an instruction-video with (group 1) or without additional hands-on instruction (group 2). The flossing performance was assessed by videotaping before instruction (T1), after instruction and one week of practice (T2), as well as after two weeks of practice (T3). Parameters of interest were number of interdental spaces reached, adaptation to mesial and distal surfaces, flossing technique, systematic approach and handling combined with self-assessment of flossing skills and time spent, assessed by questionnaires.</p><p><strong>Results: </strong>Additional hands-on instruction did not lead to a significant improvement in any parameter compared to video-instruction alone. At T1, the participants reached many interdental spaces, but only two managed to floss their entire dentition correctly. After video instruction (T2), the participants reached more interdental spaces (p = 0.039) using a systematic approach and improved adaptation, technique and handling (p < 0.001 each). Parameters improved again at T3, resulting in 42 participants flossing their entire dentition correctly. After instruction participants found flossing less difficult, although they estimated it took more time.</p><p><strong>Conclusion: </strong>Video-instruction significantly improved flossing performance, whereas hands-on instruction had no additional benefit. This indicates that video-instruction could be an effective and timesaving tool to improve flossing performance.</p><p><strong>Clinical relevance: </strong>The results emphasize the importance of appropriate teaching-methods in dental prophylaxis and highlight the potential of video-instructions to improve interdental cleaning skills significantly.</p>","PeriodicalId":10461,"journal":{"name":"Clinical Oral Investigations","volume":"28 12","pages":"666"},"PeriodicalIF":3.1,"publicationDate":"2024-11-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11604823/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142738573","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}