The International journal of prosthodontics最新文献

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A Comparative Evaluation of Prosthetic and Biologic Outcomes as Influenced by Two Different Implant Restorative Materials: A Prospective, Split-Mouth Study. 两种不同种植体修复材料(金属烤瓷和整体氧化锆)对修复和生物学效果影响的比较评估:一项前瞻性跨髋研究。
The International journal of prosthodontics Pub Date : 2025-01-31 DOI: 10.11607/ijp.8729
Taniya Malhotra, Bhupender Kumar Yadav, Sumit Singh Phukela, Amit Bhardwaj, Manisha Khandait, Abhishek Nagpal, Omkar Shetty
{"title":"A Comparative Evaluation of Prosthetic and Biologic Outcomes as Influenced by Two Different Implant Restorative Materials: A Prospective, Split-Mouth Study.","authors":"Taniya Malhotra, Bhupender Kumar Yadav, Sumit Singh Phukela, Amit Bhardwaj, Manisha Khandait, Abhishek Nagpal, Omkar Shetty","doi":"10.11607/ijp.8729","DOIUrl":"10.11607/ijp.8729","url":null,"abstract":"<p><strong>Purpose: </strong>To investigate the prosthetic parameters, clinical indices, crestal bone levels, and inflammatory biomarkers in peri-implant crevicular fluid (PICF) as influenced by two different implant restorative materials-metal-ceramic and monolithic zirconia-at baseline, 1 year, and 2 years.</p><p><strong>Materials and methods: </strong>A total of 20 patients with bilateral implants placed in the same arch were selected. A monolithic zirconia (Mono-ZrO2; 4Y-PSZ) crown was placed on one side, and a metal-ceramic crown was placed on the contralateral side after randomization. Interproximal marginal bone level, clinical parameters, MMP-8 levels in PICF, and prosthetic characteristics (as determined by modified United States Public Health Service [USPHS] criteria) were evaluated at baseline and at 1-year and 2-year follow-ups. Data were descriptively examined. The results were evaluated using chi-square test, ANOVA, and Student t test. At P < .05, statistical significance was determined.</p><p><strong>Results: </strong>A total of 20 metal-ceramic crowns and 20 Mono-ZrO2 crowns were delivered. A 100% survival of the implants and prosthetic crowns was achieved across all patients, with no instances of failure noted throughout the 2-year follow-up period. The periodontal changes observed in the participants were analyzed and demonstrated statistically insignificant alterations. Prosthetic alterations were assessed according to USPHS criteria, revealing minor ceramic chippings and instances of screw loosening within the metal-ceramic group during both the 1- and 2-year follow-up periods. These incidents were collectively categorized as technical issues. Regarding anatomical form and color match to the surrounding dentition, Mono-ZrO2 crowns obtained much lower evaluations when compared to metalceramic crowns. However, when evaluating the loss of marginal bone and level of inflammatory markers, there were no discernible variations between the groups.</p><p><strong>Conclusions: </strong>The null hypothesis that there would be no similarity in the survival rates and interactions at the peri-implant interface between the two types of restorations was rejected. Mono-ZrO2 and metal-ceramic crowns demonstrated no statistical differences across all parameters examined in the present prospective investigation.</p>","PeriodicalId":94232,"journal":{"name":"The International journal of prosthodontics","volume":"0 0","pages":"35-45"},"PeriodicalIF":0.0,"publicationDate":"2025-01-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140900794","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}
引用次数: 0
Maxillary All-on-6 Treatment Using Zygomatic Implants. Bone Loss Evaluation by CBCT: 3-Year Follow-up. 使用颧骨植入物进行上颌“六合一”治疗。锥形束计算机断层扫描骨丢失评估;三年的随访。
The International journal of prosthodontics Pub Date : 2025-01-31 DOI: 10.11607/ijp.8744
Amira Mokhtar Abouelhuda, Abdallah Mohammed Ibrahim, Mohammed Hassan Elkenawy, Salah Abd ElFattah Hegazy
{"title":"Maxillary All-on-6 Treatment Using Zygomatic Implants. Bone Loss Evaluation by CBCT: 3-Year Follow-up.","authors":"Amira Mokhtar Abouelhuda, Abdallah Mohammed Ibrahim, Mohammed Hassan Elkenawy, Salah Abd ElFattah Hegazy","doi":"10.11607/ijp.8744","DOIUrl":"10.11607/ijp.8744","url":null,"abstract":"<p><strong>Purpose: </strong>To evaluate radiographic changes around six implants (two posterior zygomatic implants and four conventional implants) used with fixed detachable restorations in patients with severe maxillary posterior resorption with either polyether ether ketone (PEEK) or titanium frameworks.</p><p><strong>Materials and methods: </strong>In total, 12 maxillary edentulous patients were rehabilitated with six implants, including two posterior zygomatic and four conventionally placed implants for each patient following All-on-6 distribution and opposing a mandibular All-on-4 implant-retained fixed detachable prosthesis. A two-stage surgical unloaded healing protocol was performed. According to framework and teeth materials, there were two groups: group 1- CAD/CAM-milled framework from modified BioHPP PEEK bonded to PMMA crowns; and group 2-screwretained CAD/CAM-milled framework from titanium bonded to zirconia crowns. Bone loss evaluation for six implants was performed using CBCT at the time of delivery (T0), after 1 year (T1), and after 3 years (T2).</p><p><strong>Results: </strong>There was a statistically significant difference in bone loss between the PEEK and titanium groups. There was less bone loss in the PEEK group around anterior conventional implants at buccal (P = .01), mesial (P < .001), and distal surfaces (P < .001) and for zygomatic implants at buccal (P = .004) and palatal surfaces (P = .003).</p><p><strong>Conclusions: </strong>Within the limitations of the study, the full-arch PEEK and titanium frameworks of fixed-detachable prostheses used with an All-on-6 distribution using zygomatic implants for rehabilitation of maxillary edentulous atrophied posterior arches was a promising treatment approach. Less bone loss was observed with the PEEK framework restorations combined with the PMMA crowns group.</p>","PeriodicalId":94232,"journal":{"name":"The International journal of prosthodontics","volume":"0 0","pages":"46-54"},"PeriodicalIF":0.0,"publicationDate":"2025-01-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41165696","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}
引用次数: 0
Color Alterations, Flexural Strength, and Microhardness of 3D-Printed Resins Treated in Different Coloring Agents. 经不同着色剂处理的 3DP 印刷树脂的颜色变化、挠曲强度和显微硬度。
The International journal of prosthodontics Pub Date : 2025-01-31 DOI: 10.11607/ijp.9043
Kevser Kurt Demirsoy, S Kutalmış Buyuk, Serdar Akarsu, Melek Hilal Kaplan, Huseyin Simsek, Feridun Abay
{"title":"Color Alterations, Flexural Strength, and Microhardness of 3D-Printed Resins Treated in Different Coloring Agents.","authors":"Kevser Kurt Demirsoy, S Kutalmış Buyuk, Serdar Akarsu, Melek Hilal Kaplan, Huseyin Simsek, Feridun Abay","doi":"10.11607/ijp.9043","DOIUrl":"10.11607/ijp.9043","url":null,"abstract":"<p><strong>Purpose: </strong>To evaluate the color alterations, flexural strength, and microhardness properties of two different 3D-printed permanent crown resins.</p><p><strong>Materials and methods: </strong>Samples were produced from two different 3D-printed permanent crown resins: Group 1 (Saremco Crowntec, Saremco Dental) and Group 2 (P-crown V2, Senertek). Color changes (ΔE values), flexural strength, and Vickers hardness number (VHN) of the samples were calculated. Data were analyzed with Shapiro-Wilk normality test, independent t test, and Mann-Whitney U tests. The significance level was accepted as P < .05.</p><p><strong>Results: </strong>ΔE values for red wine were found to be significantly higher in Group 1 (6.43 ± 2.26; P < .001). The flexural strength values (MPa) of Group 1 were significantly higher than Group 2 in all three solutions (P < .001). There was no significant difference between the VHN values of the samples kept in wine and coffee solutions (P = .271; .827).</p><p><strong>Conclusions: </strong>3D-printing resins are affected at different levels by coloring solutions. Microhardness and flexural strength of 3D-printed samples kept in different coloring agents are different. In the use of 3D-printing resins, product selection should be made by taking into account the individual factors such as the eating and drinking habits of the patient and the physical properties expected from the sample.</p>","PeriodicalId":94232,"journal":{"name":"The International journal of prosthodontics","volume":"0 0","pages":"111-118"},"PeriodicalIF":0.0,"publicationDate":"2025-01-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140898579","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}
引用次数: 0
The 'One Customized Abutment One Time' Concept-An Innovative Technique for Optimizing Immediacy and Digital Protocols. “一次性定制桥台”概念-用于优化即时性和数字协议的创新技术。
The International journal of prosthodontics Pub Date : 2025-01-31 DOI: 10.11607/ijp.8603
Mohit Kheur, Supriya Kheur, Tabrez Lakha, Prajakta Dongre, Ronald E Jung, Daniel Thoma
{"title":"The 'One Customized Abutment One Time' Concept-An Innovative Technique for Optimizing Immediacy and Digital Protocols.","authors":"Mohit Kheur, Supriya Kheur, Tabrez Lakha, Prajakta Dongre, Ronald E Jung, Daniel Thoma","doi":"10.11607/ijp.8603","DOIUrl":"10.11607/ijp.8603","url":null,"abstract":"<p><p>Multiple disconnection and reconnection of abutments has been known to affect the mucosal barrier around implants, leading to marginal bone loss (MBL). This clinical report describes a novel technique that amalgamates the benefits of digital technologies including the fabrication of surgical guides for implant placement, customized hybrid zirconia abutments, and all-ceramic lithium disilicate crowns prior to implant placement. Correct 3D implant positioning, along with immediate placement of the definitive hybrid customized abutment and a lithium disilicate crown, have the potential to reduce treatment time, visits, and costs while delivering optimal esthetic outcomes.</p>","PeriodicalId":94232,"journal":{"name":"The International journal of prosthodontics","volume":"0 0","pages":"138-143"},"PeriodicalIF":0.0,"publicationDate":"2025-01-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"41224511","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}
引用次数: 0
The Journey of Additive Manufacturing in Prosthodontics from the Early Dawn till the Current State of Art: A Narrative Review. 快速成型技术在口腔修复学中的应用从曙光初现到技术现状。叙事回顾。
The International journal of prosthodontics Pub Date : 2025-01-31 DOI: 10.11607/ijp.8998
Ahmed Hytham, Reham B Osman
{"title":"The Journey of Additive Manufacturing in Prosthodontics from the Early Dawn till the Current State of Art: A Narrative Review.","authors":"Ahmed Hytham, Reham B Osman","doi":"10.11607/ijp.8998","DOIUrl":"10.11607/ijp.8998","url":null,"abstract":"<p><p>Additive manufacturing (AM), also known as 3D printing, has become one of the pillars of digital technology in the dental field of prosthodontics. With the burgeoning development in preexisting AM technology and the evolution of new techniques, which are concurrent with the development of printable biomaterials, the application range of the technology has broadened from the construction of diagnostic models to more complex applications such as maxillofacial prosthetics and implant planning. A full understanding of the technology and its related fabrication parameters will enable the maximum benefit from such technology. Therefore, the aim of this review is to represent a range of AM technologies so that prosthodontists and dental technicians can evaluate more closely the advantages and disadvantages of each technique, the application of technology in the field of prosthodontics, areas of current research in the field, and recommendations for areas of future research.</p>","PeriodicalId":94232,"journal":{"name":"The International journal of prosthodontics","volume":"0 0","pages":"126-137"},"PeriodicalIF":0.0,"publicationDate":"2025-01-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141289069","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}
引用次数: 0
A Novel Digital Approach Using Extended Design Scan Bodies for Intraoral Scanning and Fabrication of Full-Arch Implant-Supported Restorations A Proof-of-Concept Case Report and Technical Notes. 一种使用扩展设计扫描体的新型数字方法用于口腔内扫描和制造全弓种植体支持的修复体:概念验证病例报告和技术说明。
The International journal of prosthodontics Pub Date : 2025-01-31 DOI: 10.11607/ijp.9279
Peter Gehrke, Grzegorz Wasiluk, Carsten Fischer
{"title":"A Novel Digital Approach Using Extended Design Scan Bodies for Intraoral Scanning and Fabrication of Full-Arch Implant-Supported Restorations A Proof-of-Concept Case Report and Technical Notes.","authors":"Peter Gehrke, Grzegorz Wasiluk, Carsten Fischer","doi":"10.11607/ijp.9279","DOIUrl":"https://doi.org/10.11607/ijp.9279","url":null,"abstract":"<p><strong>Purpose: </strong>To address the challenges of obtaining accurate digital impressions for the fabrication of fixed restorations on multiple implants in full-arch edentulous cases.</p><p><strong>Materials and methods: </strong>An approach to the use of extended design scan bodies (EDSBs) and advanced digital technologies in full-arch implant rehabilitation is presented. Clinical and laboratory treatment sequences are illustrated, focusing on intraoral scanning, restorative materials, and digital fabrication techniques.</p><p><strong>Results: </strong>EDSBs provide accurate digital impression results, maintaining precision over longer distances and proving effective for both fixed and removable implant restorations.</p><p><strong>Conclusions: </strong>Using EDSBs with L-shaped and T-shaped extensions creates a stable reference framework during scanning, overcoming the lack of reliable landmarks on edentulous mucosa and enhancing digital impression accuracy and clinical outcomes.</p>","PeriodicalId":94232,"journal":{"name":"The International journal of prosthodontics","volume":"0 0","pages":"1-32"},"PeriodicalIF":0.0,"publicationDate":"2025-01-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143070162","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}
引用次数: 0
A Lifelong 'Dental Identity': New Opportunities in the Era of Digital Dentistry. 终身“牙科身份”:数字牙科时代的新机遇。
The International journal of prosthodontics Pub Date : 2025-01-31 DOI: 10.11607/ijp.2025.1e
Frauke Müller
{"title":"A Lifelong 'Dental Identity': New Opportunities in the Era of Digital Dentistry.","authors":"Frauke Müller","doi":"10.11607/ijp.2025.1e","DOIUrl":"https://doi.org/10.11607/ijp.2025.1e","url":null,"abstract":"","PeriodicalId":94232,"journal":{"name":"The International journal of prosthodontics","volume":"38 1","pages":"7-8"},"PeriodicalIF":0.0,"publicationDate":"2025-01-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143071182","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}
引用次数: 0
Long-Term Peri-implant Health and Papilla Formation at Healed Sites with Chairside Provisionalization of Single-Tooth Implants: A Prospective Case Series. 单牙种植体椅旁临时修复的长期种植体周围健康和愈合部位的牙龈乳头形成:前瞻性病例系列。
The International journal of prosthodontics Pub Date : 2025-01-31 DOI: 10.11607/ijp.8719
Jonas Lorenz, Maximilian Blume, Frank Schwarz, Paul Weigl, Shahram Ghanaati, Rober A Sader
{"title":"Long-Term Peri-implant Health and Papilla Formation at Healed Sites with Chairside Provisionalization of Single-Tooth Implants: A Prospective Case Series.","authors":"Jonas Lorenz, Maximilian Blume, Frank Schwarz, Paul Weigl, Shahram Ghanaati, Rober A Sader","doi":"10.11607/ijp.8719","DOIUrl":"10.11607/ijp.8719","url":null,"abstract":"<p><strong>Purpose: </strong>To investigate the effect of immediate provisionalization of single-tooth implants at healed sites for peri-implant soft-tissue conditions, focusing on papilla formation around single implants.</p><p><strong>Materials and methods: </strong>In total, 12 patients received a total of 12 implants in the incisor, canine, or premolar region of the maxilla or mandible at healed sites with immediate chairside provisionalization. After 4 months, the temporary crown was replaced with the permanent crown. After 40 ± 13.1 months, clinical follow-up was conducted, assessing probing pocket depth (PPD), bleeding on probing (BoP), mucosal recession (MR), and width of keratinized mucosa (KM). Papilla index (PI) was determined immediately after implant placement (t0), before removing the temporary crown (t1), 4 weeks after delivery of the definitive crown (t2), and at the final follow-up examination (t3) to evaluate papilla formation and its change over time.</p><p><strong>Results: </strong>None of the implants were lost. The mean PPD was 2.5 ± 0.39 mm, and BoP of 25% and 3.5 mm of KM were observed at the final follow-up. No implants showed MR. PI increased in all patients from 1.5 ± 0.45 at t0 to 2.4 ± 0.56 at t1, 2.6 ± 0.47 at t2, and 3.0 ± 0 at t3. The increase in PI between t0 and each individual timepoint from t1 to t3 showed statistical significance.</p><p><strong>Conclusions: </strong>The present results indicate the suitability and benefit of immediate provisionalization to achieve favorable peri-implant soft tissue conditions and papilla formation.</p>","PeriodicalId":94232,"journal":{"name":"The International journal of prosthodontics","volume":"0 0","pages":"27-34"},"PeriodicalIF":0.0,"publicationDate":"2025-01-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139975270","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}
引用次数: 0
Conversion of the Anatomical Crown of a Natural Tooth to an Interim Implant-Retained Restoration for Enhanced Esthetics and Soft Tissue Stability in the Esthetic Zone: A Clinical Report. 将天然牙解剖冠转化为临时保留修复体以增强上颌审美区美观性和软组织稳定性:一份临床报告。
The International journal of prosthodontics Pub Date : 2025-01-31 DOI: 10.11607/ijp.8841
Konstantinos Michalakis, Dimitra Vasilaki, Christos Kalpidis, Thomas Taylor
{"title":"Conversion of the Anatomical Crown of a Natural Tooth to an Interim Implant-Retained Restoration for Enhanced Esthetics and Soft Tissue Stability in the Esthetic Zone: A Clinical Report.","authors":"Konstantinos Michalakis, Dimitra Vasilaki, Christos Kalpidis, Thomas Taylor","doi":"10.11607/ijp.8841","DOIUrl":"10.11607/ijp.8841","url":null,"abstract":"<p><p>Immediate nonfunctional loading of an implant in the anterior region is a documented treatment modality with high success rates. This therapeutic approach is frequently used to overcome esthetic and functional problems during the provisionalization period but also because it provides better support of peri-implant soft tissues. For that purpose, an implant-supported resin restoration, either traditionally or digitally made, is used. This clinical report describes the modification of a patient's natural tooth, which was previously fractured, to be used as an implant-supported provisional restoration to obtain better esthetics and preservation of the soft tissues in their original, pre-extraction position.</p>","PeriodicalId":94232,"journal":{"name":"The International journal of prosthodontics","volume":"0 0","pages":"119-125"},"PeriodicalIF":0.0,"publicationDate":"2025-01-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138292635","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}
引用次数: 0
Effect of Using Cheek Retractors on Patient Satisfaction and Trueness of Peripheral Borders in Maxillary Digital Scans for Totally Edentulous Patients: An In Vivo Study. 使用颊牵引器对完全无牙颌患者的满意度和上颌数字扫描中周边边界真实性的影响:活体研究
The International journal of prosthodontics Pub Date : 2025-01-31 DOI: 10.11607/ijp.8895
Carmen Saadeh, Hani Tohme, Ghida Lawand, Nicolas Khoury, Carole Yared
{"title":"Effect of Using Cheek Retractors on Patient Satisfaction and Trueness of Peripheral Borders in Maxillary Digital Scans for Totally Edentulous Patients: An In Vivo Study.","authors":"Carmen Saadeh, Hani Tohme, Ghida Lawand, Nicolas Khoury, Carole Yared","doi":"10.11607/ijp.8895","DOIUrl":"10.11607/ijp.8895","url":null,"abstract":"<p><strong>Purpose: </strong>To evaluate the effect of cheek retractors on the accuracy of capturing peripheral borders in totally edentulous digital scans by comparing the conventional impression technique to digital scans made using two different cheek retractors.</p><p><strong>Materials and methods: </strong>In total, 16 edentulous maxillary impressions were made using three techniques: (1) the conventional impression technique, using modeling thermoplastic compound and zinc oxide eugenol paste; (2) the digital intraoral scanning technique, using the DIO scan retractor (DIO); and (3) the digital intraoral scanning technique, using the Brånemark lip retractor (BRAN). The control impressions of each patient were poured, scanned using a desktop scanner, and transferred into a 3D-analysis software. DIO and BRAN groups were scanned using an intraoral scanner, imported, and superimposed, using best-fit algorithm on the corresponding control. The root mean square for the whole surface and for particular regions of interest were calculated to assess the degree of trueness. Patient perception of the impression techniques was the secondary outcome. Statistical analyses were performed using one-sample t test and Wilcoxon test (α = .05).</p><p><strong>Results: </strong>Significant discrepancies were found for BRAN and DIO compared to the control. No significant discrepancies were found when comparing RMS of BRAN and DIO at different regions. Scan retractors had a significant impact on patient satisfaction, with patients preferring DIO.</p><p><strong>Conclusions: </strong>Edentulous intraoral scans made using cheek retractors had similar deviations when compared to each other but diverged from the conventional impression in the edentulous maxilla. Patient preference for intraoral scans over conventional impressions was confirmed. The use of different retraction methods during intraoral scanning of totally edentulous maxillary arches does not affect the peripheral border registration.</p>","PeriodicalId":94232,"journal":{"name":"The International journal of prosthodontics","volume":"0 0","pages":"55-63"},"PeriodicalIF":0.0,"publicationDate":"2025-01-31","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140295767","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}
引用次数: 0
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