Journal of dentistry最新文献

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Determinants of removable partial denture success in patients' perspectives. 患者视角下可摘局部义齿成功的决定因素。
IF 5.5 2区 医学
Journal of dentistry Pub Date : 2025-10-01 DOI: 10.1016/j.jdent.2025.106145
Siraphob Techapiroontong, Supachai Chuenjitwongsa, Nareudee Limpuangthip
{"title":"Determinants of removable partial denture success in patients' perspectives.","authors":"Siraphob Techapiroontong, Supachai Chuenjitwongsa, Nareudee Limpuangthip","doi":"10.1016/j.jdent.2025.106145","DOIUrl":"https://doi.org/10.1016/j.jdent.2025.106145","url":null,"abstract":"<p><strong>Objective: </strong>To provide insight into how successful removable partial dentures (RPDs) are determined from the patients' perspectives, as well as associating factors that affect success with a qualitative approach.</p><p><strong>Methods: </strong>A qualitative study with case study methodology was conducted among 15 experienced RPD patients (mean age: 65.2 ± 8.4 years old). Demographic data were collected using questionnaires, while oral status and denture characteristics were clinically examined by the investigators. Face-to-face interviews were performed until data saturation was achieved. Demographic data were analyzed with descriptive statistics. Content and framework analyses were used to identify recurring themes relevant to determinants of RPD success from the transcribed interviews. A preliminary questionnaire was conducted to validate the framework and to determine the difference from neutral agreement score.</p><p><strong>Results: </strong>Four main themes related to RPD success included: (1) individual background and experience, (2) treatment expectations, (3) improvement of oral health-related quality of life (OHRQoL) and satisfaction, and (4) treatment acceptance. These themes, especially acceptance, provided a more comprehensive understanding of RPD success. Treatment satisfaction was closely related to OHRQoL improvements, and acceptance emerged as how patients adapted to RPD limitations over time. Significant agreement was found on four of the proposed associations.</p><p><strong>Conclusions: </strong>This study highlights the importance of considering patient background, realistic expectation-setting, dentist-patient communication, and adaptation support in RPD treatment. A revised diagram of RPDs' determinants of success was proposed to guide clinicians in enhancing patient-centered care.</p><p><strong>Clinical significance: </strong>To achieve RPD treatment success, patients' prior experiences should be identified and incorporated into RPD treatment plan, aligning with their individual expectations. Effective communication between patients and clinicians is crucial, involving comprehensive discussion about RPD functionality, potential limitations, and establishing realistic expectations. Addressing the adaptation process following treatment is essential to enhance patient satisfaction and acceptance. Post-treatment OHRQoL assessments during maintenance periods are required to provide long-term patient support.</p>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":" ","pages":"106145"},"PeriodicalIF":5.5,"publicationDate":"2025-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145225441","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}
引用次数: 0
The application of cold atmospheric pressure plasma in prosthodontics. 低温常压等离子体在口腔修复中的应用。
IF 5.5 2区 医学
Journal of dentistry Pub Date : 2025-09-30 DOI: 10.1016/j.jdent.2025.106141
Yixuan Dai, Xin Sui, Shuyi Huang, Yaxuan Li, Bowei Wang, Zhihui Liu
{"title":"The application of cold atmospheric pressure plasma in prosthodontics.","authors":"Yixuan Dai, Xin Sui, Shuyi Huang, Yaxuan Li, Bowei Wang, Zhihui Liu","doi":"10.1016/j.jdent.2025.106141","DOIUrl":"10.1016/j.jdent.2025.106141","url":null,"abstract":"<p><strong>Objective: </strong>This review systematically summarizes recent advances in plasma applications for dentin bonding, antibacterial enhancement, and implant surface modification.</p><p><strong>Data: </strong>A systematic literature search was conducted across four electronic databases: Medline via PubMed, Cochrane Library, Wiley Online Library, and Web of Science. The search was performed from inception until August 2025.</p><p><strong>Sources: </strong>154 publications were included in this review.</p><p><strong>Study selection: </strong>The keywords used included combinations of MeSH and free-text terms such as 'cold atmospheric pressure plasma', 'CAP', 'dentin bonding', 'antibacterial', and 'implant surface modification'. Two reviewers independently screened titles and abstracts, followed by full-text evaluation. Disagreements were resolved by a third reviewer. Inclusion criteria were: (1) original research articles, (2) studies involving CAP in prosthodontics, (3) published in English. Exclusion criteria included: case reports, editorials, and conference abstracts.</p><p><strong>Conclusion: </strong>CAP can enhance the penetration and polymerization of resin monomers in dentin bonding, improve bond strength, and reduce microleakage due to its highly active substances. Additionally, CAP has exhibited notable antibacterial properties, as its reactive oxygen and nitrogen effectively inactivate oral bacteria and biofilm, thereby reducing the likelihood of drug resistance. Furthermore, CAP treatment may enhance implant surface properties, promote osseointegration, lower infection risk, and promote soft-tissue healing.</p><p><strong>Clinical significance: </strong>CAP is anticipated to address the challenges encountered in prosthodontics, including dentin bonding, antimicrobial properties, and implant surface modification. Consequently, CAP is expected to provide an innovative solution for the functionalization and longevity of dental restorations with the prospect of future chairside application.</p>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":" ","pages":"106141"},"PeriodicalIF":5.5,"publicationDate":"2025-09-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145212784","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}
引用次数: 0
Accuracy of CAD/CAM-based subtractive versus digital light processing fabricated mono-block splints for TMD management: An in vitro study. 基于CAD/ cam的减法与数字光处理制造的单块夹板用于TMD管理的准确性:一项体外研究。
IF 5.5 2区 医学
Journal of dentistry Pub Date : 2025-09-29 DOI: 10.1016/j.jdent.2025.106136
Antong Wu, Ping Li, Astrid D Bakker, Janak L Pathak, Qingbin Zhang, Wei Cao, Richard T Jaspers
{"title":"Accuracy of CAD/CAM-based subtractive versus digital light processing fabricated mono-block splints for TMD management: An in vitro study.","authors":"Antong Wu, Ping Li, Astrid D Bakker, Janak L Pathak, Qingbin Zhang, Wei Cao, Richard T Jaspers","doi":"10.1016/j.jdent.2025.106136","DOIUrl":"https://doi.org/10.1016/j.jdent.2025.106136","url":null,"abstract":"<p><strong>Objectives: </strong>A newly designed Mono-Block (MB) splint has demonstrated promising clinical potential for treating temporomandibular disorders (TMD). The accuracy of MB splint fabrication is critical to the effectiveness of TMD treatment; however, it remains insufficiently defined. This study aimed to investigate the impact of subtractive manufacturing (SM) and additive manufacturing (AM) technologies on the trueness and precision of MB splints.</p><p><strong>Materials and methods: </strong>Splint samples were fabricated using a representative AM technique (digital light processing, DLP) and an SM method (milling). Following fabrication, all samples were scanned and analyzed using 3D inspection software. Root mean square (RMS) values were measured to assess trueness and precision, and color maps were generated to detect deviations. Statistical analyses were conducted using Mann-Whitney U tests and unpaired t-tests.</p><p><strong>Results: </strong>SM splints exhibited significantly higher trueness than AM splints in the maxillary and mandibular marginal areas and the mandibular intaglio surface (p < 0.0001). No significant difference was observed in the maxillary intaglio surface (p = 0.143). Regarding precision, SM splints demonstrated greater precision in the mandibular marginal area (p < 0.0001), while AM splints exhibited higher precision in the maxillary marginal area (p = 0.004). No significant differences in precision were found for the maxillary (p = 0.876) and mandibular (p = 0.311) intaglio surfaces.</p><p><strong>Conclusion: </strong>The manufacturing method significantly influenced MB splint accuracy. SM splints exhibited superior trueness, while both fabrication methods demonstrated comparable precision. Accuracy was greater in the mandibular section and the intaglio surface compared to other areas.</p><p><strong>Clinical significance: </strong>All splints produced by SM or AM manufacturing methods meet the clinical requirements. However, regarding accuracy, SM splints appear to be the preferred choice.</p>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":" ","pages":"106136"},"PeriodicalIF":5.5,"publicationDate":"2025-09-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145206594","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}
引用次数: 0
Pulpotomy for treating primary molars with clinical symptoms indicative of irreversible pulpitis: A prospective single-arm pilot study 牙髓切开术治疗具有不可逆牙髓炎临床症状的初生磨牙:一项前瞻性单臂先导研究。
IF 5.5 2区 医学
Journal of dentistry Pub Date : 2025-09-28 DOI: 10.1016/j.jdent.2025.106140
Nebu Philip , Mawlood Kowash , Thikrayat Bani-Hani , Osama El Shahawy , Ahmad Issa , Hanan Mohamed , Mustafa Abdalla , Suhad Jundi , Sondos Albadri , Mandeep Duggal , Hani Nazzal
{"title":"Pulpotomy for treating primary molars with clinical symptoms indicative of irreversible pulpitis: A prospective single-arm pilot study","authors":"Nebu Philip ,&nbsp;Mawlood Kowash ,&nbsp;Thikrayat Bani-Hani ,&nbsp;Osama El Shahawy ,&nbsp;Ahmad Issa ,&nbsp;Hanan Mohamed ,&nbsp;Mustafa Abdalla ,&nbsp;Suhad Jundi ,&nbsp;Sondos Albadri ,&nbsp;Mandeep Duggal ,&nbsp;Hani Nazzal","doi":"10.1016/j.jdent.2025.106140","DOIUrl":"10.1016/j.jdent.2025.106140","url":null,"abstract":"<div><h3>Objectives</h3><div>Assess the treatment outcomes and pain relief afforded by full pulpotomy in vital primary molars with clinical symptoms indicative of irreversible pulpitis.</div></div><div><h3>Methodology</h3><div>This study was designed as a multi-centre, single-arm, prospective clinical trial registered under ClinicalTrials.gov (NCT06149845). Fifty carious primary molars with clinical symptoms indicative of irreversible pulpitis and pulp intra-operatively assessed to be vital, underwent full coronal pulpotomy following a standardized procedural protocol. Haemostasis was achieved by moderately compressing a 2 % NaOCl-moistened sterile cotton pellet over the radicular pulp stumps for up to 6-minutes. A 2–3 mm layer of mineral trioxide aggregate (MTA) was placed as the pulpotomy medicament and the tooth restored with a pre-formed metal crown. Pre- and post-operative pain scores were evaluated using a validated five-point visual analogue scale (VAS). Clinical and radiographic outcomes were assessed after 6-months. Treatment outcome effects of potential prognostic factors like age, gender, tooth type, site of caries, haemostasis time, and furcal radiolucency were also analysed.</div></div><div><h3>Results</h3><div>Intra-group analysis of VAS pain scores revealed significant pain reduction 24-h and 7-d after the pulpotomy treatment procedure. The 6-month post-treatment clinical and radiographic success rates of the pulpotomised primary molars were 100 % and 93.9 %, respectively. No significant association was evident between treatment outcomes and the investigated variables.</div></div><div><h3>Conclusions</h3><div>The pain relief afforded and the 6-month clinical and radiographic outcomes indicate that MTA pulpotomy is a successful treatment option for vital primary molars clinically diagnosed with irreversible pulpitis.</div></div><div><h3>Clinical Significance</h3><div>This study strengthens the currently available evidence for pulpotomy to be considered as an alternate treatment modality for cariously exposed vital primary molars presenting with symptomatic irreversible pulpitis.</div></div>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":"163 ","pages":"Article 106140"},"PeriodicalIF":5.5,"publicationDate":"2025-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145199413","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}
引用次数: 0
Reversal of root caries using fluoride toothpastes with or without bioactive glass - an in vitro study 使用含或不含生物活性玻璃的氟化物牙膏逆转牙根龋——一项体外研究。
IF 5.5 2区 医学
Journal of dentistry Pub Date : 2025-09-27 DOI: 10.1016/j.jdent.2025.106139
Haoran Chen, Robert Hill, Aylin Baysan
{"title":"Reversal of root caries using fluoride toothpastes with or without bioactive glass - an in vitro study","authors":"Haoran Chen,&nbsp;Robert Hill,&nbsp;Aylin Baysan","doi":"10.1016/j.jdent.2025.106139","DOIUrl":"10.1016/j.jdent.2025.106139","url":null,"abstract":"<div><h3>Objectives</h3><div>To evaluate the effect of fluoridated toothpastes with or without bioactive glass on root caries.</div></div><div><h3>Materials and Methods</h3><div>A total of 94 extracted teeth with 128 root caries were assessed using visual-tactile assessments and light-induced fluorescence-evaluator (SoproLIFE) at baseline and after three months to determine the severity of lesions. Each lesion was randomly allocated into four groups: Group-1: Bioactive glass (BG) with 540 ppm fluoride, Group-2: 5,000 ppm fluoride, Group-3: 1,450 ppm fluoride, Group-4: Deionised water. Standardised tooth-brushing was performed twice a day. Samples were stored in remineralising solution (pH7) at 37°C. Raman spectroscopy and scanning electron microscopy (SEM) were conducted at three months.</div></div><div><h3>Results</h3><div>There was a significant decrease in severity index of root caries in treatment groups (<em>p</em>=0.03). 44% of lesions in Group-2 reversed and became hard (SI0), whilst 41% in Group-1, 38% and 19% of root caries in Groups-3 and 4 respectively reversed to SI0. The SoproLIFE results demonstrated that 25% of lesions in BG with 540 ppm fluoride, 19% in 5,000 ppm fluoride, whilst 16% in 1,450 ppm fluoride, 28% in deionised water group became hard. 3% of lesions became worse in deionised water group only. Raman spectroscopy indicated that phosphate content was highest in 5,000 ppm fluoride, followed by BG with 540 ppm fluoride&gt;1,450 ppm fluoride&gt;deionised water groups. SEM analyses showed partially/completely closed dentinal tubules in all toothpaste groups, however, tubules were exposed in deionised water group.</div></div><div><h3>Conclusion</h3><div>Within the limitations of this study, all toothpastes were potentially effective in hardening root carious lesions and remineralisation. 5,000 ppm fluoride had a superior effect in promoting remineralisation.</div></div><div><h3>Clinical significance</h3><div>All study toothpastes have potential benefits in arresting and reversing root caries. These findings can provide further evidence to support the development of updated guidelines for root caries.</div></div>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":"163 ","pages":"Article 106139"},"PeriodicalIF":5.5,"publicationDate":"2025-09-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145191853","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}
引用次数: 0
A Deep Learning Method for Diagnosis of Oral Potentially Malignant Disorders. 用于口腔潜在恶性疾病诊断的深度学习方法。
IF 5.5 2区 医学
Journal of dentistry Pub Date : 2025-09-26 DOI: 10.1016/j.jdent.2025.106138
Y Q Cao, J Y Zhang, M Lu, L J Shi, H X Dan, F D Zhu, P J Huang, G X Zhang, H J Zhang, Q M Chen
{"title":"A Deep Learning Method for Diagnosis of Oral Potentially Malignant Disorders.","authors":"Y Q Cao, J Y Zhang, M Lu, L J Shi, H X Dan, F D Zhu, P J Huang, G X Zhang, H J Zhang, Q M Chen","doi":"10.1016/j.jdent.2025.106138","DOIUrl":"https://doi.org/10.1016/j.jdent.2025.106138","url":null,"abstract":"<p><strong>Objectives: </strong>This study aimed to develop and validate a two-stage deep learning method for diagnosing oral potentially malignant disorders (OPMDs). We also compared its diagnostic performance with that of clinicians at different levels of seniority and evaluated its utility as a clinical decision support tool.</p><p><strong>Methods: </strong>A two-stage deep learning method was developed. CLA OPMD-OOML was designed to differentiate OPMDs from other oral mucosal lesions (OOML), while CLA OPMDs was designed to classify specific OPMD subtypes. The method was trained on an internal dataset (ZJUSS, n = 3,305), and its generalizability was evaluated on two external multicenter datasets (WCHS and CS-SJTU, n = 1,756). In a blinded, two-step comparative study, nine clinicians (junior, intermediate, and senior groups) performed diagnoses independently and then with AI assistance.</p><p><strong>Results: </strong>The method significantly outperformed all clinician groups, achieving higher F1 scores in both CLA OPMD-OOML (89.9% vs. 78.4-82.6% for clinicians) and CLA OPMDs (92.2% vs. 77.7-80.0% for clinicians). It showed robust generalizability on the two external datasets, with F1 scores of 87.3% and 86.9% for CLA OPMD-OOML and 75.9-83.0% for CLA OPMDs. With AI assistance, the diagnostic precision of junior and intermediate clinicians increased by 10.8% and 5.9%, respectively, raising the junior group's performance to the level of senior clinicians.</p><p><strong>Conclusions: </strong>The developed two-stage deep learning method demonstrated diagnostic performance comparable to or exceeding that of experienced clinicians in classifying OPMDs from clinical images. It functions as a powerful assistive tool that substantially enhances the diagnostic capabilities of junior and intermediate clinicians.</p><p><strong>Clinical significance: </strong>This AI method has the potential to serve as a reliable tool for large-scale early screening of OPMDs, particularly in regions with limited access to specialist dental care. It can also serve as a valuable training and decision support system for junior clinicians, helping to standardize diagnostic accuracy and improve patient outcomes through timely and accurate detection. A supplemental appendix to this article is available online.</p>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":" ","pages":"106138"},"PeriodicalIF":5.5,"publicationDate":"2025-09-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145185950","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}
引用次数: 0
Emergence angle and profile at implant-supported crowns with and without cantilever extension: A digital study in molar sites. 有和没有悬臂延伸的种植体支持冠的出现角度和轮廓:磨牙位置的数字研究。
IF 5.5 2区 医学
Journal of dentistry Pub Date : 2025-09-26 DOI: 10.1016/j.jdent.2025.106135
Xiaoyu Yu, Yuan Li, Yu Xie, Mengning Bi, Hairui Li, Andrea Roccuzzo, Maurizio S Tonetti
{"title":"Emergence angle and profile at implant-supported crowns with and without cantilever extension: A digital study in molar sites.","authors":"Xiaoyu Yu, Yuan Li, Yu Xie, Mengning Bi, Hairui Li, Andrea Roccuzzo, Maurizio S Tonetti","doi":"10.1016/j.jdent.2025.106135","DOIUrl":"https://doi.org/10.1016/j.jdent.2025.106135","url":null,"abstract":"<p><strong>Objectives: </strong>To compare the emergence angle between cantilever and non-cantilever digital designs for implant-supported crowns at molar sites, offering digital analysis insights for evaluating restoration strategy selection.</p><p><strong>Methods: </strong>One hundred patients missing the first molar underwent intraoral scanning and CBCT imaging. Data were imported into digital platforms for prosthetic-driven planning and virtual design of implants, abutments and crowns. Two designs (cantilever and non-cantilever) were created for each patient. Emergence angles were measured using both 2D and 3D software. Simple and multiple linear regression models were employed to analyze associations between emergence angles and clinically relevant parameters (crown height and edentulous space).</p><p><strong>Results: </strong>The mesiodistal width of first molar edentulous spaces averaged 10.5±0.8mm (range: 9.0-12.5mm). For cantilever restorations, 2D angles measured 23.0±4.5° (mesial) and 22.4±4.6° (distal). Non-cantilever restorations exhibited greater angles, with 2D measurements of 29.1±5.6°(mesial) and 30.4±6.3°(distal) (p < 0.001). When categorizing edentulous spaces into three ranges (9.0-9.9 mm, 10.0-10.9 mm, and 11.0-12.5 mm), mesio-distal emergence angles exceeding 30° occurred in 1.6%, 2.3%, and 10.0% of cantilever designs respectively, compared to 25.8%, 54.6%, and 58.0% in non-cantilever designs (p < 0.001). Cantilever designs consistently produced smaller emergence angles across all edentulous space dimensions.</p><p><strong>Conclusions: </strong>Cantilever implant restorations demonstrated smaller emergence angles than non-cantilever designs, suggesting potential advantages for peri-implant health maintenance. These findings provide geometric evidence that may support cantilever designs for first molar replacements when anatomically feasible, though long-term clinical validation remains needed.</p><p><strong>Clinical significance: </strong>The proposed digital emergence angle analysis represents a useful diagnostic method to optimize prosthetic design on use of implant-supported crowns with cantilever extension.</p>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":" ","pages":"106135"},"PeriodicalIF":5.5,"publicationDate":"2025-09-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145186019","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}
引用次数: 0
Pull-out force and fracture load of fully sintered zirconia hybrid abutment-crowns on Ti-base abutments: Surface treatment effects and material comparison 钛基基基上全烧结氧化锆混合基冠的拉拔力与断裂载荷:表面处理效果及材料比较
IF 5.5 2区 医学
Journal of dentistry Pub Date : 2025-09-25 DOI: 10.1016/j.jdent.2025.106134
Qiucen Wan , Dong-Hun Lee , Ryan Jin Young Kim , In-Sung Luke Yeo , Jae-Hyun Lee , Irena Sailer
{"title":"Pull-out force and fracture load of fully sintered zirconia hybrid abutment-crowns on Ti-base abutments: Surface treatment effects and material comparison","authors":"Qiucen Wan ,&nbsp;Dong-Hun Lee ,&nbsp;Ryan Jin Young Kim ,&nbsp;In-Sung Luke Yeo ,&nbsp;Jae-Hyun Lee ,&nbsp;Irena Sailer","doi":"10.1016/j.jdent.2025.106134","DOIUrl":"10.1016/j.jdent.2025.106134","url":null,"abstract":"<div><h3>Objectives</h3><div>To evaluate the effect of surface treatment on the pull-out force of implant restorations supported by Ti-bases and milled from fully sintered niobium oxide-containing yttria-stabilized tetragonal zirconia polycrystals ([Y, Nb]-TZP), and to compare their fracture load with that of lithium disilicate (LD) and polymer-infiltrated ceramic network (PICN) restorations.</div></div><div><h3>Methods</h3><div>To evaluate pull-out force, 40 (Y, Nb)-TZP hybrid abutment-crown specimens were divided into four groups based on the surface treatment applied (<em>n</em> = 10): no surface treatment (FSZ-N group), airborne-particle abrasion (APA) (FSZ-A group), a 10-methacryloyloxydecyl dihydrogen phosphate (MDP) primer (FSZ-M group), and both APA and a 10-MDP primer (FSZ-AM group). After cementation and thermocycling, the pull-out forces and failure modes were examined by pull-out testing. To evaluate fracture load, 30 hybrid abutment-crown specimens were milled from (Y, Nb)-TZP (fully sintered zirconia; FSZ group), LD (LD group), and PICN (PICN group) blocks (<em>n</em> = 10). Following cementation and thermocycling, fracture loads and failure modes were recorded.</div></div><div><h3>Results</h3><div>The FSZ-M and FSZ-AM groups demonstrated significantly higher pull-out forces than the FSZ-N group. The FSZ-A group showed the lowest pull-out force. The LD group had a higher fracture load than the PICN group. The fracture load of the FSZ group showed no significant difference compared with the LD or PICN group.</div></div><div><h3>Conclusions</h3><div>Applying a 10-MDP-containing primer enhanced the pull-out force of hybrid abutment-crowns milled from fully sintered (Y, Nb)-TZP, with or without APA. Implant restorations fabricated from this material and supported by Ti-base abutments exhibited a fracture load comparable to that of LD and PICN restorations.</div></div><div><h3>Clinical significance</h3><div>For implant restorations milled from fully sintered zirconia and supported by Ti-base abutments, applying a 10-MDP-containing primer is a key step for improving retention. Furthermore, their fracture load, which is comparable to other restorations milled from established materials, supports their potential for clinical use on Ti-base abutments.</div></div>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":"163 ","pages":"Article 106134"},"PeriodicalIF":5.5,"publicationDate":"2025-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145182132","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}
引用次数: 0
COMPARISON OF DIAGNOSTIC PERFORMANCE OF MID-PALATAL AND TRANSVERSE PALATINE SUTURE MATURATION ASSESSMENT ACCORDING TO CONE-BEAM COMPUTED TOMOGRAPHY RESOLUTION. 锥形束计算机断层扫描分辨率对腭中、腭横缝成熟程度的诊断价值比较。
IF 5.5 2区 医学
Journal of dentistry Pub Date : 2025-09-25 DOI: 10.1016/j.jdent.2025.106137
Leda Kroselj Zevnik, Jasmina Primozic
{"title":"COMPARISON OF DIAGNOSTIC PERFORMANCE OF MID-PALATAL AND TRANSVERSE PALATINE SUTURE MATURATION ASSESSMENT ACCORDING TO CONE-BEAM COMPUTED TOMOGRAPHY RESOLUTION.","authors":"Leda Kroselj Zevnik, Jasmina Primozic","doi":"10.1016/j.jdent.2025.106137","DOIUrl":"https://doi.org/10.1016/j.jdent.2025.106137","url":null,"abstract":"<p><strong>Objective: </strong>The aim was to assess the diagnostic performance of the qualitative maturational assessment of the mid-palatal and transverse palatine suture and to verify whether it is influenced by the cone-beam computed tomography (CBCT) image resolution.</p><p><strong>Materials and methods: </strong>A total of 120 (60 medium and 60 high-resolution) CBCT images for the mid-palatal suture (62 males, 58 females, mean age 28.6 ± 18.6) and transverse palatine suture (61 males, 59 females, mean age 29.0 ± 18.7) maturity assessment was selected. Three examiners, who successfully completed training, assessed the maturation of both sutures, separately. Diagnostic performance parameters according to different CBCT resolution and assessment session were calculated.</p><p><strong>Results: </strong>The examiners presented slightly higher intra and inter-examiner agreements when assessing medium-resolution compared to high-resolution CBCT images, for both sutures. Stages B and E (for both sutures) showed the highest agreement with the reference standard, while stages C and D showed the lowest, regardless of resolution and assessment session. However, for transverse palatine suture, the agreement was overall poorer. The diagnostic parameters were generally similar between the different resolutions and assessment sessions. For each mid-palatal suture maturation stage, the diagnostic accuracy values were above 91.6 %, while transverse palatine suture showed lower values, above 91.8 % for stages B and E and 77.7 % for stages C and D.</p><p><strong>Conclusion: </strong>Assessment of both sutures' maturational stages proves to be accurate and repeatable to a satisfactory level with no significant difference between medium and high-resolution CBCT images. From a clinical standpoint, using medium-resolution CBCT scans is advisable to reduce radiation exposure risks in most cases.</p>","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":" ","pages":"106137"},"PeriodicalIF":5.5,"publicationDate":"2025-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145182121","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}
引用次数: 0
Corrigendum to "In vitro study of cold atmospheric plasma-induced proliferation inhibition and morphological changes in head and neck carcinoma cell lines" [Journal of Dentistry161 (2025) 106007]. “低温大气等离子体诱导的头颈部癌细胞增殖抑制和形态学变化的体外研究”[j]. Journal of Dentistry161(2025) 106007。
IF 5.5 2区 医学
Journal of dentistry Pub Date : 2025-09-24 DOI: 10.1016/j.jdent.2025.106098
Tatjana Maravic, Giulia Petrucci, Viviana di Giacomo, Claudia Mazzitelli, Tirtha Raj Acharya, Nagendra Kumar Kaushik, Eun Ha Choi, Monica Rapino, Diego D'Urso, Uros Josic, Vito Carlo Alberto Caponio, Massimo Micaroni, Edoardo Mancuso, Lucio Lo Russo, Lorenzo Lo Muzio, Lorenzo Breschi, Vittoria Perrotti
{"title":"Corrigendum to \"In vitro study of cold atmospheric plasma-induced proliferation inhibition and morphological changes in head and neck carcinoma cell lines\" [Journal of Dentistry161 (2025) 106007].","authors":"Tatjana Maravic, Giulia Petrucci, Viviana di Giacomo, Claudia Mazzitelli, Tirtha Raj Acharya, Nagendra Kumar Kaushik, Eun Ha Choi, Monica Rapino, Diego D'Urso, Uros Josic, Vito Carlo Alberto Caponio, Massimo Micaroni, Edoardo Mancuso, Lucio Lo Russo, Lorenzo Lo Muzio, Lorenzo Breschi, Vittoria Perrotti","doi":"10.1016/j.jdent.2025.106098","DOIUrl":"10.1016/j.jdent.2025.106098","url":null,"abstract":"","PeriodicalId":15585,"journal":{"name":"Journal of dentistry","volume":" ","pages":"106098"},"PeriodicalIF":5.5,"publicationDate":"2025-09-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145137737","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}
引用次数: 0
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