Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 95 for “"CAD/CAM"”.
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The use of CAD CAM For Fixed Partial Prostheses
… been a rapid increase in research into dental CAD CAM technique and zirconia based restorations over the last decade. Such new technology has the potential to take the place of conventional techniques and materials for fabricating indirect dental restorations in the future.<br/><br/>In this PhD …
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Adhesion of Dental Ceramic to Ti6Al4V Alloy Fabricated by CAD/CAM Technologies // Адхезия на дентална керамика към сплав Ti6Al4V, произведена чрез CAD/CAM технологии
… ceramics to Ti6Al4V alloy produced by modern CAD/CAM technologies: milling and selective laser melting (SLM). Conventional and standard methods are used to investigate the geometric characteristics, density and hardness, morphology and surface roughness of the metal samples made by both …
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Applications of CAD/CAM technology to avant-garde structural engineering
Over the last decade improvements in design technology has taken grand steps in changing the way we build the structures of tomorrow. Conventional drafting software like AutoCAD and Microstation are being challenged by tools that go beyond the two dimensional representational abilities of paper …
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A CAD/CAM interface for computer-aided design of cams
… design and three dimensional modeling display of cams. The software produced as a part of this work will operate as a module of CADAM to produce cam designs and enter the resulting cam as a CAD model and produce the graphical display of the cam. In addition to the introductory material, this …
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Indirect Aesthetic Restorations Made by CAD/CAM Technologies on Permanent Children’s Teeth /// Индиректни естетични възстановявания изработени с помощта на CAD-CAM- технологии при постоянни детски зъби
In recent decades usage of non-metal restorations of the distal teeth is observed. In order to respond the high requirements concerning the aesthetics, biocompatibility and durability, several kinds of full-ceramic systems are developed. Dental ceramics can be divided in two main groups: (1) silica …
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Bonding properties of innovative CAD-CAM composite biomaterials for dental prostheses
… Computer-Aided Designed and Manufactured (CAD-CAM) dental prostheses. Two sub-classes of CAD-CAM composites can be distinguished in function of their microstructure: the dispersed filler and the polymer-infiltrated ceramic network (PICN) materials. Currently there is a lack of data …
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A software engineering approach to the integration of CAD/CAM systems
… to the generation of integration systems for CAD/CAM application programs which enlists the tools and methodologies of computer aided software engineering, also referred to as CASE. A CASE workbench is described which aids in the design, analysis and automatic generation of program code for …
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Development of novel micaceous glass ceramics for dental applications using CAD/CAM Systems
The original aim of this project was to develop and characterise machinable glass-ceramic materials for dental applications with the final outcome of producing a range of materials matching tooth enamel for aesthetics and mechanical properties. The candidate glass is a micaceous glass-ceramic which …
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CADMADE, an approach towards a device-independent standard for CAD/CAM software development
Every year thousands of specialized CAD/CAM applications programs are developed to meet the needs of industry, education and research. The international 3-D graphics standard, PHIGS, has proven to be very useful in the creation of custom CAD/CAM software. Although PHIGS+ promises to deliver some …
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In-vitro Evaluation of Accuracy of Conventional and CAD/CAM Removable Partial Denture Frameworks
… design/computer-aided manufacturing (CAD/CAM) technology is gaining popularity in dentistry, and more recently, to fabricate removable partial dentures (RPD). The purpose of this study was 1) to evaluate the overall accuracy and fit of conventional versus CAD/CAM fabricated printed RPD …
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Optical properties Of CAD-CAM lithium disilicate glass-ceramic in different firing temperatures and thicknesses
… the emerging of digital dentistry, IPS e.max® CAD lithium disilicate (LD) glass-ceramic material has become one of the most popular esthetic restorative materials in digital assisted dental esthetic restoration. The mechanical and optical properties of this material have been investigated in …
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Bond strength between veneer porcelains and CAD/CAM ceramic to CP titanium and evaluation of fracture load and effect of aging on low fusing porcelain fired over CP TI and CAD / CAM materials cemented onto CP TI
… porcelains fired over CP Titanium and a CAD/CAM ceramic cemented to CP Titanium. METHODS: Sixty-four bars of CP Titanium grade II (25±1x 3±0.5x 0.5±0.05 mm) were divided randomly into four groups: Group 1: Titankeramik (Vita Zahnfabrik), Group 2: Triceram (Dentaurum), Group 3: Initial Ti …
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Design and implementation of an advanced user interface for three- dimensional conceptual design on CAD/CAM systems
This thesis describes research into the use of interactive methods to create three-dimensional drawings for the conceptual phase of engineering design. Discussion on developing an efficient user interface for conceptual design and techniques for creating three-dimensional sketches is provided. The …
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A computer-aided software engineering toolkit for the integration of CAD/CAM application software in a network environment
… Design and Computer-Aided Manufacturing (CAD/CAM) tools for engineering design, analysis, and manufacturing. Unfortunately, most of these CAD/CAM applications were constructed independently and without standardization. In essence, they automate a single aspect of design, analysis, or …
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ACCURACY OF SURVEYED CROWN DESIGN DUPLICATION WITH CAD/CAM TECHNOLOGY COMPARED WITH CONVENTIONAL METHODS IN PARTIALLY EDENTULOUS KENNEDY CLASS III ARCH FORM
… of surveyed crown design duplication with CAD/CAM technology compared with the conventional methods in partially edentulous Kennedy class III arch form in an in vitro study. A maxillary dentiform with Kennedy Class III partial edentulism was used (missing teeth #4,13,14). Tooth #3 was …
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Avaliação do uso da tecnologia CAD-CAM na confecção de retentores intrarradiculares de fibra de vidro através do teste de push- out
Os pinos de fibra de vidro pré-fabricados proporcionam benefícios estéticos e biomecânicos para dentes tratados endodonticamente com grande perda de estrutura coronária. No entanto, falhas na retenção desses pinos continuam sendo um desafio. Estratégias têm sido propostas para melhorar suas …
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Reparación de mandibulectomías segmentarias en ovejas mediante soportes de Fullcure y matriz de albumina autóloga fabricados con tecnología CAD-CAM: evaluación histológica y radiológica
… que combina la reproducción mediante tecnología CAD-CAM de un defecto segmentario del cuerpo mandibular de una oveja, con la evaluación de la capacidad de soporte de un fotopolímero de prototipado rápido (Fullcure 720Ò) y el análisis del potencial de neoformación ósea derivado de una matriz de …
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