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Flexural properties and fatigue limit of 3D-printed and milled resin-based materials J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2024-03-14 Neimar Sartori, Said Arturo Sanchez, Dayane Oliveira, Sherif Hosney, Panagiotis Zoidis, William Martin, Luiz Gonzaga, Mateus G. Rocha
The purpose of this study was to evaluate the flexural strength (FS), flexural modulus (FM), and fatigue limit (FL) of 3D-printed resin-based polymers and composites and compare them to 3D-printed composites.
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The effect of the interproximal contour of single external hexagon implant restorations on the prevalence of peri‐implantitis: A retrospective study J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2024-03-15 Luiz Carlos Volp Junior, Flávia Matarazzo, Debora Reis Dias, Ricardo Puziol de Oliveira, Sérgio Sábio, Maurício G. Araújo
PurposeThe objective of this retrospective study was to evaluate the effect of the interproximal contour of single external hexagon implant restorations on the prevalence of peri‐implantitis.Material and MethodsRecords of 96 patients and 148 external hexagon (EH) implants with time in function ranging from 1 to 17 years were included in the study. The most recent clinical and radiographic data were
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Issue Information ‐ Editorial Board J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2024-03-12
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Reference values and reliability of occlusal force distribution and occlusal time measured by the T‐Scan system in adults with healthy dentition J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2024-03-12 Gemma Rubió‐Ferrer, Bernat Rovira‐Lastra, Laura Khoury‐Ribas, Elan Ignacio Flores‐Orozco, Raul Ayuso‐Montero, Jordi Martinez‐Gomis
PurposeReference values of occlusal characteristics are needed to interpret the data obtained using the T‐Scan System. This study aimed to establish reference values for and to assess the reliability of, occlusal force distribution in the maximal intercuspal position and the occlusion time in young adults with healthy dentition.Materials and MethodsIn total 178 adults with natural dentition participated
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Immediate rehabilitation of severely atrophic maxillae using conventional and extended length subcrestal angulated (ELSA) implants: A retrospective analysis of 187 implants in 33 patients with up to three years of function J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2024-03-12 Michael Zaninovich, Carl Drago
PurposeThe purpose of this study was to evaluate and determine clinical outcomes and survival rates of straight and extended length subcrestal angulated (ELSA) implants (20–24 mm lengths) placed for immediate (up to 72 h post‐operative) or delayed rehabilitation (4 months post‐operative) of severely atrophic maxillae. Prosthetic treatment consisted of interim and definitive implant‐supported fixed
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Effect of different storage conditions on dimensional accuracy of 3D‐printed dental models J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2024-02-27 Raghdah M. Alshaibani, Yuwei Fan, Russell Giordano
PurposeThe objective was to determine the accuracy of 3D‐printed dental models subjected to different storage conditions using six different material and printer combinations.Materials and MethodsThree completely dentate models were designed using dental CAD software (3Shape Dental System). A horseshoe‐shaped solid base with a posterior horizontal bar was used. The models were printed in a horizontal
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Denture relining using digital replication method: A dental technique J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2024-02-26 Mohammed M. Gad, Haidar Alalawi, Faisal D. Al‐Qarni, Fahad A. Al‐Harbi
The aim of this report was to digitize traditional denture relining using a digital duplication method, in addition to assessing the wear resistance of three‐dimensional (3D) printed denture teeth. A complete denture was relined using light body impression. The denture with impression was scanned yielding a standard tessellation language file that was designed to print the denture base and teeth. The
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Effect of various surface treatments on relining bond strength of CAD-CAM denture base materials J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2024-02-18 Isil Karaokutan, Ilayda Ayvaz
The aim of this study was to analyze the impact of various surface treatments and production methods on the shear bond strength (SBS) between reline material and denture base resins.
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Flexural strength of 3D-printed nanocomposite provisional resins: Impact of SiO2 and ZrO2 nanoparticles and printing orientations in vitro J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2024-02-15 Maram A. AlGhamdi, Fatimah M. Alatiyyah, Zainab H. Al Dawood, Farah Y. Alshaikhnasser, Rawan F. Almedarham, Shaymaa Y. Alboryh, Ahmed Elakel, Sultan Akhtar, Soban Q. Khan, Mohammed M. Gad
The aim of this study was to investigate and compare the influence of zirconium dioxide nanoparticles (ZrO2NPs) and silicon dioxide nanoparticles (SiO2NPs) addition and printing orientation on the flexural strength (FS) of provisional three-dimensional (3D) printing resins undergoing thermal cycling (TC).
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Tensile bond strength of CAD-CAM all ceramic crowns before and after thermomechanical aging J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-12-19 Chan-Ho Park, Kyung-Ho Ko, Yoon-Hyuk Huh, Chan-Jin Park, Lee-Ra Cho
The purpose of this in vitro study was to compare the tensile bond strength (TBS) of resin nanoceramics (RNC), zirconia, and lithium disilicate (LS2) restorations cemented to titanium abutments before and after thermomechanical aging.
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Effects of post-polymerization conditions on color properties, surface roughness, and flexural strength of 3D-printed permanent resin material after thermal aging J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-12-15 Simge Baytur, Almira Ada Diken Turksayar
To evaluate the color, surface properties, and flexural strength of 3D-printed permanent crown resin subjected to different post-polymerization conditions after artificial aging.
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Mechanical behavior of endodontically treated teeth: A three-dimensional finite element analysis using displacement vector J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-12-08 Ryousuke Tanaka, Satoshi Yamaguchi, Yusuke Takahashi, Satoshi Imazato, Mikako Hayashi
This study aimed to analyze the effects of core materials, remaining tooth structures, and interfacial bonding on stress distribution in endodontically treated teeth using finite element analysis (FEA).
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Effect of abutment type and creep behavior on the mechanical properties of implant restorations in the anterior region: A finite element analysis J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-12-07 Annikaer Anniwaer, Zhengrong Yin, Jiakang Zhu, Cui Huang
This study aimed to assess the effect of abutment variation and creep on dental implant restorations.
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Gradated silicone shade guide utilized for shade matching extraoral prostheses J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-12-07 Steven E. Handel, James Pizzini, Ethan Hart, Jennifer V. Sabol
Shade matching of extraoral prostheses is completed by mixing pigments and rayon flocking into medical-grade silicone and using a carrier to evaluate the color match. This process does not account for how material thickness affects the appearance of the silicone. This clinical case report discusses an innovative way to match the patient's skin tone using a digitally designed gradated silicone carrier
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Flexural strength, surface roughness, and biofilm formation of ceramic-reinforced PEEK: An in vitro comparative study J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-12-06 Lolowh Almogbel, Ramtin Sadid-Zadeh, Ahmet Örgev, Gülce Çakmak, Rui Li
This in vitro study aimed to compare flexural strength, surface roughness, and biofilm formation of ceramic-reinforced polyetheretherketone (PEEK) with conventionally heat-compressed and milled polymethylmethacrylate (PMMA) denture base materials.
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Printed abutment model to limit residual cement: A dental technique J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-12-06 Andrew S. Ryser, Jennifer V. Sabol, Steven Handel
Preventing retained cement around implant-retained crowns is crucial for the long-term health and success of the implant. Residual subgingival cement is strongly associated with peri-mucositis and can lead to peri-implantitis. This clinical technique utilizes a 3D printed model of a custom abutment to seat the implant crown on before cementing intra-orally to extrude excess cement. The technique aims
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Annual Report of the American Board of Prosthodontics J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-12-05 Heather J. Conrad
The fall examinations were held November 6-8, 2022, at the JW Marriott in Austin, TX. Seventy-four candidates participated in 99 Section B, C, and D examinations. Upon completion of the fall 2022 examination offerings, 27 candidates successfully completed the process and became new Diplomates of the ABP. The spring examinations were held February 19-21, 2023, at the Ritz-Carlton in Chicago, IL. Ninety-eight
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Effect of different preparation designs of minimally invasive occlusal onlays on the accuracy of different intraoral scanners: An in vitro study J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-12-05 Khadija Ashraf, Kamal Ebeid, Tarek Salah
The aim of this in vitro study was to assess and compare three different preparation designs of minimally invasive occlusal onlays on the trueness and precision of three different intraoral scanners under two different scanning conditions.
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Evaluating the impact of scan body angulation and geometric attachments on the accuracy of complete-arch digital implant impressions: A comparison of two intraoral scanners J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-22 Ra'fat I. Farah, Bandar Alresheedi, Saad Alazmi, Sanaa N. Al-Haj Ali
To investigate the effects of scan body (SB) angulation and geometric attachments (GAs) on the deviations of complete-arch digital implant impressions obtained using intraoral scanners (IOSs), in relation to the gold-standard desktop scanner.
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Effects of screw channel angulation on the fracture resistance of one-piece zirconia crown with titanium base J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-20 Chen-xuan Wei, Berna Saglik, Hsiao Hsin Sung Hsieh, Paramvir Singh J. Guram
The design of the angulated screw channel in implant restorations allows the possibility to correct angulation discrepancies, especially in the anterior maxilla. However, the effects of varied screw channel angulations on fracture resistances and fracture patterns of the implant restorations are still uncertain, and thus the aim of this study.
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Artificial intelligence systems in dental shade-matching: A systematic review J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-20 Sthithika Shetty, Sivaranjani Gali, Dominic Augustine, Sowmya SV
Uses for artificial intelligence (AI) are being explored in contemporary dentistry, but artificial intelligence in dental shade-matching has not been systematically reviewed and evaluated. The purpose of this systematic review was to evaluate the accuracy of artificial intelligence in predicting dental shades in restorative dentistry.
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The effect of hydrofluoric acid treatment on the repair strength of polyamide denture base materials: An in vitro study J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-17 Özer İşisağ
Although polymethylmethacrylate (PMMA) dentures can be repaired using autopolymerizing acrylic resin, achieving it using polyamides is difficult. This study aimed to achieve acceptable bond strength using autopolymerizing acrylic resin by applying surface treatments to the polyamide denture base material.
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Prevalence of respiratory pathogens colonizing on removable dental prostheses in healthy older adults: A systematic review and meta-analysis J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-16 Tong Wah Lim, Kar Yan Li, Michael Francis Burrow, Colman McGrath
This systematic review and meta-analysis aimed to investigate the prevalence of opportunistic respiratory pathogens colonizing removable dental prostheses in older adults without respiratory diseases.
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Effect of coffee thermal cycling on the surface properties and stainability of additively manufactured denture base resins in different layer thicknesses J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-15 Gülce Çakmak, Nura Watson Asadolahi, Martin Schimmel, Pedro Molinero-Mourelle, Canan Akay, Mustafa Borga Donmez, Burak Yilmaz
To compare the effect of coffee thermal cycling on surface roughness (Ra), Vickers microhardness (MH), and stainability of denture base resins additively manufactured in different layer thicknesses with those of subtractively manufactured denture base materials.
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Effect of silicone-based sealers on fiber post retention: An in vitro study J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-15 Hatem Alqarni, Sulthan Khan, Abdulaziz A. Alzaid, Mohammed Alfaifi, Hussain Alsayed, Nasser Alshahrani, Mohammed Alassaf, Mohammed Alamro, Abdulelah Alameer
The effect of a silicone-based sealer on fiber post retention has not been the subject of research and remains unclear. This study aimed to evaluate and compare the impact of a silicone-based sealer and an epoxy resin sealer on fiber post retention.
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CPP-ACP paste's effect on salivary conditions in patients with removable dentures J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-14 Colton Curtis, Fang Qian, Robert D. Bowers
Older adults with removable dentures experience high rates of both caries (when the natural dentition remains) and salivary gland dysfunction. While many commercial dental therapeutic agents target these two interrelated problems, none have been labeled for use on the fitting surface of removable dentures. Off-label use of MI Paste (GC America, Alsip, IL), a dental therapeutic containing casein-ph
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Influence of denture brushing on the surface properties and color stability of CAD-CAM, thermoformed, and conventionally fabricated denture base resins J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-13 Shaimaa M. Fouda, Mohammed M. Gad, Passent Ellakany, Mai El Zayat, Faraz A. Farooqi, Sultan Akhtar, Mai Salah El-Din
To assess the influence of denture brushing on the surface roughness, hardness, and color stability of conventional, thermoformed, and CAD-CAM denture base materials.
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Positional accuracy during the sequence of static computer-assisted implant surgery in three alveolar ridge morphologies: An in vitro study J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-13 Clemens Raabe, Samir Abou-Ayash, Burak Yilmaz, Fiona Jennifer Surbek, Vivianne Chappuis, Emilio Couso-Queiruga
This in vitro study aimed to assess the positional accuracy during the sequence of static computer-assisted implant surgery (sCAIS) according to the anatomical characteristics of the alveolar ridge.
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Dental prosthesis extraoral indexing and pick-up technique for mandibular full arch immediate rehabilitation in fibula free flap reconstruction J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-13 Sasha J. Betz, Daniel A. Hammer, Michael R. Andersen
Same-day ablative and reconstructive surgeries for the treatment of head and neck pathologies are gaining in popularity with the recognition that single-day surgeries reduce morbidity and increase quality of life. Implant-borne prosthetics on the donor graft provide immediate dental reconstruction. This report describes a novel technique for extraoral pickup of a full arch immediate prosthesis from
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Single implant retained overdentures: Evaluation of effect of implant length and diameter on stress distribution by finite element analysis J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-11 Ravza Eraslan, Filiz Yagci, Emir Esim
Single implant retained mandibular overdenture treatment has been shown to be a minimally invasive, satisfactory, and cost-effective option for edentulous individuals. However, the impact of implant diameter and length on stress distribution at the implant, bone, and other components in this treatment approach remains unclear. The purpose of this 3D finite element analysis was to evaluate the effect
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Comparison of surface characteristics of denture base resin materials with two surface treatment protocols and simulated brushing J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-11 Hesham Alouthah, Frank Lippert, Chao-Chieh Yang, John A. Levon, Wei-Shao Lin
To investigate the effects of 4 denture base materials, 2 surface treatment protocols, and simulated brushing (SB) on the surface hardness, surface roughness, surface gloss, and the surface loss of denture base materials.
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Surface roughness, optical properties, and microhardness of additively and subtractively manufactured CAD-CAM materials after brushing and coffee thermal cycling J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-10 Gülce Çakmak, Mustafa Borga Donmez, Marcella Silva de Paula, Canan Akay, Manrique Fonseca, Çiğdem Kahveci, Samir Abou-Ayash, Burak Yilmaz
To evaluate the surface roughness, optical properties, and microhardness of additively or subtractively manufactured CAD-CAM materials after simulated brushing and coffee thermal cycling.
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Effect of denture cleansers on color stability and surface properties of denture base material containing titanium dioxide nanoparticles J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-10 Elham Ansarifard, Mina Mohaghegh, Mohammad Hossein Saadat, Masumeh Taghva
To investigate the effect of different denture cleansers on color stability, surface roughness, and hardness of polymethylmethacrylate (PMMA) infused with titanium dioxide nanoparticles (TiO2 NPs) at concentrations of 1% and 2% by weight on each.
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Evaluation of one versus two glaze firings on the color stability and mechanical properties of an extrinsically characterized monolithic CAD-CAM lithium disilicate glass ceramic J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-10 Aghata Kelma Palacio Gomes Magalhães, Gabriela Barros Moreira, Matheus Loíky Sampaio de Souza, Andrea Whitehurst Ary Leitão, Raniel Fernandes Peixoto, Cássio Pontes, Karina Matthes de Freitas Pontes
To evaluate the effects of 1 versus 2 glaze firings on the color and mechanical properties of an extrinsically characterized lithium disilicate ceramic after thermal cycling, brushing, or both.
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Shear bond strength characteristics on surface treatment modalities of CAD-CAM resin polymers J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-08 Nikita Sinha, Geoffrey A. Thompson, Carl Drago, Hongseok An
The purpose of this in vitro study was to analyze the shear bond strength of composite resin to a commercially available high-performance polymer material for fixed, screw-retained full arch restorations.
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A digital approach to create a virtual implant preliminary cast for the fabrication of a splinted framework and custom open tray for multiple implants impression making: A dental technique J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-08 Shengtao Yang, Pochun Lin, Yiping Gu, Li Yue, Quan Yuan
A digital approach is described for fabricating a splinted framework and custom open tray for the impression of multiple implants based on a virtually created implant cast with the digital prediction of the future impression coping positions. In this technique, impression copings to be used in the definitive impression-making process were digitally scanned and aligned to a preliminary cast using installed
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Patient-reported outcomes and framework fit accuracy of removable partial dentures fabricated using digital techniques: A systematic review and meta-analysis J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-06 Balqees Almufleh, Alexia Arellanob, Faleh Tamimi
This review aimed to summarize the evidence on patient-reported outcomes and clinical performance of digitally fabricated removable partial dentures (RPDs) compared to traditionally fabricated dentures.
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Digitally designed and manufactured sectional custom tray for a patient with microstomia: A case report J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-05 Marika Jagielska, Tanya Somohano-Marquez, Rafael Delgado-Ruiz
Microstomia presents a challenge for the patient and dental provider. This report describes a partial digital workflow for the fabrication of a mandibular complete denture for a patient with microstomia. Computer-aided design and computer-aided manufacturing technology was utilized to 3D print a sectional custom tray with a unique design. The sectional custom tray was used to make a conventional border
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Accuracy of digital duplication scanning methods for complete dentures J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-11-04 Abdullah Alehaideb, Wei-Shao Lin, John A. Levon, Tien-Min G. Chu, Chao-Chieh Yang
To compare the accuracy of four digital scanning methods in duplicating a complete denture.
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Virtual occlusal records acquired by using intraoral scanners: A review of factors that influence maxillo-mandibular relationship accuracy J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-10-26 Nivedita Chinam, Mariam Bekkali, May Kallas, Junying Li
This review aims to provide a comprehensive summary of how much progress has been made in the field of virtual occlusal records (VOR) obtained with intraoral scanners (IOSs), their accuracy, and what factors influence their accuracy.
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Influence of age, training, intraoral scanner, and software version on the scan accuracy of inexperienced operators J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-10-14 Cristina Zarauz, Guillermo Jesus Pradíes, Najla Chebib, Mustafa Borga Dönmez, Duygu Karasan, Irena Sailer
To evaluate the effect of operator age on the scan accuracy (trueness and precision) of inexperienced operators when compared with experienced operators, and how training, intraoral scanner (IOS), and software version affect scan accuracy.
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3D-printed nanocomposite denture base resin: The effect of incorporating TiO2 nanoparticles on the growth of Candida albicans J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-10-14 Ahmed Altarazi, Layali Jadaan, Andrew J. McBain, Julfikar Haider, Evgeny Kushnerev, Julian M. Yates, Abdulaziz Alhotan, Nick Silikas, Hugh Devlin
To develop a biocompatible denture base resin/TiO2 nanocomposite material with antifungal characteristics that is suitable for 3D-printing denture bases.
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Effect of different surface treatments on the retention force of additively manufactured interim implant-supported crowns J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-10-12 Thaleia Filokyprou, Matthew J. Kesterke, Xiaohua Liu, Seok-Hwan Cho, Marta Revilla-León
To compare the effect of different pre-cementation surface treatments and bonding protocols on the retention force of additively manufactured (AM) implant-supported interim crowns.
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A digital technique of bone reduction for a maxillary full-arch implant-supported fixed dental prosthesis J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-10-09 Weimao Tang, Hai Zhang, Haozhe Wang, Lei Li
When fabricating a maxillary full-arch implant-supported fixed dental prosthesis, it is often challenging to systematically reduce alveolar bone to create prosthetic space and hide the prosthesis-tissue junction. This article presents a digital technique that allows for precise bone reduction while simultaneously placing implants and interim prostheses. By using this technique, clinicians can perform
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A randomized controlled trial assessing denture adhesive efficacy on denture retention across 13 hour J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-10-07 Malgorzata Klukowska, Julie Grender, Ana Gossweiler
To compare the effects of two denture adhesive formulations on the bite force required to dislodge a maxillary denture in adult participants during a 13-h test period.
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Evaluation of gingival porcelains: Color change and surface properties J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-10-05 Gulaiym Batyrbekova, Canan Hekimoğlu
This in vitro study aimed to evaluate the effect of thermal cycling (TC) on the color stability, translucency, and surface roughness of two different gingival porcelain materials.
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Interproximal contact loss between implant restorations and adjacent natural teeth: A systematic review and meta-analysis J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-10-04 Moamen Sheba, Franciele Floriani, Arthur Nimmo, Carlo Ercoli, Sherif Hosney
This systematic review was conducted to evaluate the prevalence of interproximal contact loss (ICL) between implant restorations and adjacent teeth in relation to age, gender, follow-up time, and arch location.
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In vitro comparison of physical characteristics of milled versus printed zirconia discs J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-09-30 Thomas S. Giugliano, Yu Zhang, Malvin N. Janal, Chek Hai Lim, Ruby M. Smith, Mijin Choi
The purpose of this study was to compare the dimensional accuracy, translucency, and biaxial flexural strength of milled zirconia (MZ) versus 3D-printed zirconia (PZ) discs.
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A novel technique for CAD-CAM assisted digital ocular prosthesis J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-09-29 Yassmin Ashour Tahmawy, Faten Salah Eldin Mohamed, Suzan Ahmed Elfeki, Mervat Elsayed Abd-ELLAH
There are various techniques available for constructing a custom ocular prosthesis. The present technique report describes a digital workflow for constructing an ocular prosthesis using computed tomography integrated with digital technologies. The outer region of the healthy eyeball was segmented to produce the top surface of the prosthesis, while the contour and bottom surface were segmented from
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Bonding stability of universal adhesives to feldspathic ceramic with or without prior silane application J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-09-28 Gabriela C. Cardoso, Leina Nakanishi, Cristina P. Isolan, Camila S. Rodrigues, Rafael R. Moraes
This study aimed to assess the bonding stability of three universal adhesives to a CAD-CAM feldspathic ceramic with or without prior silane application.
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Impact of different chemical denture cleansers on the properties of digitally fabricated denture base resin materials J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-09-28 Ramy Abdallah Abd Elrahim, Ahmed Shown, Mahmoud Abdellah, Reem Abualsaud, Mohamed Ahmed Helal
To compare the impact of three different chemical denture cleansers (CDCs) (Corega, chlorhexidine, and hydrogen peroxide) on the surface roughness, microhardness, and color stability of 3D-printed, computer-aided design and computer-aided manufacturing (CAD-CAM) milled, and heat-polymerized denture base material (DBM).
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Effect of customized abutment taper configuration on bone remodeling and peri-implant tissue around implant-supported single crown: A 3D nonlinear finite element study J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-09-28 Pongsakorn Poovarodom, Chaiy Rungsiyakull, Jarupol Suriyawanakul, Qing Li, Keiichi Sasaki, Nobuhiro Yoda, Pimduen Rungsiyakull
The optimal configuration of a customized implant abutment plays a crucial role in promoting bone remodeling and maintaining the peri-implant gingival contour. However, the biomechanical effects of abutment configuration on bone remodeling and peri-implant tissue remain unclear. This study aimed to evaluate the influence of abutment taper configurations on bone remodeling and peri-implant tissue.
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Influence of implant scan body design (height, diameter, geometry, material, and retention system) on intraoral scanning accuracy: A systematic review J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-09-28 Miguel Gómez-Polo, Mustafa Borga Donmez, Gülce Çakmak, Burak Yilmaz, Marta Revilla-León
To evaluate the influence of implant scan body (ISB) design (height, diameter, geometry, material, and retention system) on the accuracy of digital implant scans.
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Reverse scan body: The scan pattern affects the fit of complete-arch prototype prostheses J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-09-18 Panos Papaspyridakos, E. Armand Bedrossian, Panagiotis Ntovas, Yukio Kudara, Abdullah Bokhary, Konstantinos Chochlidakis
To assess the effect of different scan patterns on the fit of implant-supported complete-arch prototype prostheses fabricated via a complete digital extraoral protocol with a reverse scan body.
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Comparison of tissue displacement in edentulous arches among three-dimensional files obtained through different impression-making methods: A retrospective study J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-09-18 Ha Eun Choi, Sumin Kim, Hong Seok Moon, Kyung Chul Oh
To retrospectively compare and analyze differences in tissue displacement of edentulous arches among three-dimensional (3D) files obtained using various impression-making techniques.
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Performance of the caries diagnosis feature of intraoral scanners and near-infrared imaging technology—A narrative review J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-09-13 Wei-Shao Lin, Amal Alfaraj, Frank Lippert, Chao-Chieh Yang
To describe and discuss the benefits and drawbacks of various dental caries diagnostic techniques, including the use of intraoral scanners for caries diagnosis based on near-infrared imaging (NIR) technology.
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Assessment of tooth positions of printed complete dentures with different designs and tooth positioning techniques J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-09-11 Yasmine Galaleldin Thabet, Marwa Ezzat Sabet, Muhammad Amr Nabil, Tarek Mohamed AL Sayed El Saaedi, Hebatallah Tarek Mohamed
To evaluate the accuracy of tooth positions in printed complete dentures with different designs and teeth positioning techniques.
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The influence of metal artifact reduction on the trueness of registration of a cone-beam computed tomography scan with an intraoral scan in the presence of severe restoration artifact J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-09-10 John Biun, Raahib Dudhia, Himanshu Arora
When planning guided implant surgery, highly radiopaque materials such as metals or zirconia produce streaking artifacts (‘metal artifact’) on cone-beam computed tomography scans, which can impair registration of the intraoral scan. This study aimed to determine the effect of metal artifact reduction on the trueness of registration in the presence of multiple full-coverage zirconia crowns.
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Preliminary impression for maxillary defect: A two-step technique J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-09-10 Adrien Naveau
Preliminary impressions must record the periphery and height of maxillary defects to allow for an eventual extension of the master impression tray. These impressions are usually made with irreversible hydrocolloid. Carrying the impression material into the defect can be complex, especially in the case of a limited oral opening. Moreover, the patient can be harmed during the removal procedure, and material
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Effect of different digital technology on the adaptation and retention of Co-Cr partial denture frameworks J. Prosthodont. Implant Esthet. Reconstr. Dent. (IF 4.0) Pub Date : 2023-09-09 Islam Mohamed Heiba, Shaimaa Mohamed Lotfy, Fardos Nabil Rizk, Marwa Ezzat Sabet
To evaluate the overall adaptation and retention of class I cobalt-chromium (Co-Cr) removable partial denture (RPD) frameworks using three different computer-aided design and computer-aided manufacturing (CAD-CAM) technologies: Indirect wax milling with lost wax technique (LWT), direct milling, and selective laser melting (SLM) technique.