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  • Structural repair of wind turbine blades:

    2020-10-5 · Three‐dimensional (3‐D) finite element models of structural (scarf) repair of wind turbine blade, including the composite patch, adhesive, coating and parent composite structures is developed. Computational studies of the effect of the scarf angle, thickness of the adhesive layer and the availability of voids in the adhesive on the stress ...

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  • Dentist Equipment & Dental Practice Equipment |

    2021-6-27 · At KaVo, we offer our clients an exciting abundance of dental tools and dentist equipment. The availability of entry level pricing and superior engineering for highly cost-efficient operation allows even a developing dental health practice to experience the supreme quality of KaVo’s ESTETICA E30 dental chair. With its variety of operative features for convenience and highly-dependable anti …

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  • Three-dimensional printing of metals for biomedical ...

    2019-6-1 · Three-dimensional (3D) printing technology has received great attention in the past decades in both academia and industry because of its advantages such as customized fabrication, low manufacturing cost, unprecedented capability for complex geometry, and short fabrication period. 3D printing of metals with controllable structures represents a state-of-the-art technology that enables the ...

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  • Component repair | Sulzer

    Gas turbine components are refurbished by a number of metallurgical processes that restore the component’s metallurgical and dimensional properties. Sulzer offers component repair and refurbishment to make your equipment more reliable. Once we have …

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  • Healing the Tooth: Important Advances in Tooth

    2014-9-18 · 'Three-Dimensional Structural Evaluation of a Gas Turbine Engine Rotor.' Proceedings of the ASME Turbo Expo 2014: ... The identification of these critical locations is needed to help with the repair of the existing rotors and to improve and extend the operational/service life of these rotors.

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  • Three-Dimensional Structural Evaluation of a Gas

    2020-3-9 · Three-dimensional observation and analysis of remineralization in dentinal caries lesions. Kumiko Yoshihara 1,2, Noriyuki Nagaoka 3, Akiko Nakamura 4, …

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  • Three-dimensional observation and analysis of ...

    Three-dimensional computer graphics for surgical procedure learning: Web three-dimensional application for cleft lip repair. Kobayashi M(1), Nakajima T, Mori A, Tanaka D, Fujino T, Chiyokura H. Author information: (1)Faculty of Nursing and Medical Care, Keio University, Tokyo, Japan. [email protected]

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  • Three-dimensional computer graphics for surgical

    2016-6-9 · Unfortunately, reconstructed knee joints often exhibit different mechanical behaviours to healthy joints; for example, in a recent study, 22 out of 26 ACL-reconstruction patients experienced differences in tibial rotation between their ACL-reconstructed and contralateral knees (Scanlan et al., 2010). One potential cause of these differences in mechanical performance could be the …

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  • Three-Dimensional Bioprinting for Regenerative

    2015-6-29 · Three-dimensional bioprinting of tissues and biological structures has been proposed as a promising alternative to address some of these key challenges. It enables precise manufacture of various biomaterials with complex 3D architectures, while being compatible with multiple cell sources and being customizable to patient-specific needs.

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  • Digital three-dimensional visualization of intrabony ...

    2020-12-1 · Further refinement of individual ROIs was done with hand segmentation tools (Paint brush, Erase, Scissors). The same process was repeated for the teeth as well (Fig. 1). Three-dimensional polygon models were generated from the ROIs and were exported as stereolithographic (.stl) files.

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  • L.A Turbine | Rethinking Turboexpanders

    Rely on L.A. Turbine's FX-TURBO Field Service Technicians for repair & service of LAT and other OEM's active magnetic bearing and oil bearing turboexpanders. Global help 24/7/365 at +1 855 398 8726. Request an evaluation or help now https://bit.ly/3fFoPiN. …

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  • METALLURGICAL FAILURE ANALYSIS OF STEAM TURBINE ...

    2021-5-12 · METALLURGICAL FAILURE ANALYSIS OF STEAM TURBINE, COMPRESSOR, AND HOT GAS EXPANDER COMPONENTS . David Dowson . Service Engineer (Materials & Repairs) Elliott Group . Jeannette, PA, USA . David Dowson is a Service Engineer with . the Elliott Group, in Jeannette, Pennsylvania. He has been involved with material related failure analysis,

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  • Clinical applications of 3D printing technology in hip joint

    Three-dimensional (3D) printing is a digital rapid prototyping technology based on a discrete and heap-forming princi-ple. We identified 53 articles from PubMed by searching “Hip” and “Printing, Three-Dimensional”; 52 of the articles were published from 2015 onwards and were, therefore, initially considered and discussed.

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  • HUMAN MANDIBLE BONE DEFECT REPAIR BY THE

    2021-2-22 · being based on complex three-dimensional anatomical structures formed from soft (skin, mucosa and muscle) and hard (craniofacial skeleton and teeth) tissues (Bluteau et al., 2008). The repair and regeneration of bone is a major issue in the OMF field and for the whole human body in general. Bone loss is caused by many diseases (congenital or

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  • 21 Amazing Advancements in Modern Dentistry

    2019-1-24 · However, to achieve three dimensional, uniform pressures of greater than 1 bar, additional external pressure is required. The most controllable method of achieving this for an infinite variety of different shapes and sizes is by applying a compressed gas into a pressure vessel containing the composite layup.

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  • Composite materials guide: Manufacturing >

    2021-2-19 · Among inorganic materials, bioactive glasses (BGs) are widely explored in soft tissue regeneration. It has been demonstrated that these materials are suitable candidates for treating soft tissue damage including cardiac (Qi et al., 2020), lung (Kargozar et al., 2019), nervous and epithelial tissues (Kargozar et al., 2019) .

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  • Frontiers | Bioactive Materials for Soft Tissue Repair ...

    2019-1-25 · An approach to regenerative medicine that is showing promise involves the use of biomaterials as tissue scaffolds. Biomaterials scaffolds have been used for >20 years in tissue engineering to improve the transplantation of cells and growth factors. More recently, biomaterials that can promote tissue repair and regeneration on their own without the need for delivering cells or other ...

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  • Coating Rejuvenation: New Repair Technology for

    2014-8-4 · Today’s advanced high pressure turbine blades in aero and aero-derivative turbines feature thin walls (<.030 inches), complex internal geometries, three dimensional (3D) aerodynamic shapes, multiple protective coatings and complex film cooling schemes.

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  • Three-dimensional printed PLA scaffold and human

    2018-4-13 · Three-dimensional printing now allows fabrication of complex scaffold designs with different interconnections, porosity, and pore shape that were previously difficult to build [47, 48]. In this study, five innovative original designs of 3D-PLA scaffolds have been printed and their filament/pore sizes have been characterized.

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  • Direct Human Cartilage Repair Using Three

    2012-4-18 · In this study, we developed a bioprinting system with simultaneous photopolymerization capable for three-dimensional (3D) cartilage tissue engineering. Poly(ethylene glycol) dimethacrylate (PEGDMA) with human chondrocytes were printed to repair defects in osteochondral plugs (3D biopaper) in layer-by-layer assembly.

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  • Digital Light Processing Based Three-dimensional

    Abstract. An additive manufacturing technology based on projection light, digital light processing (DLP), three-dimensional (3D) printing, has been widely applied in the field of medical products production and development. The precision projection light, reflected by a digital micromirror device of million pixels instead of one focused point ...

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  • Composite materials guide: Manufacturing >

    2019-1-24 · However, to achieve three dimensional, uniform pressures of greater than 1 bar, additional external pressure is required. The most controllable method of achieving this for an infinite variety of different shapes and sizes is by applying a compressed gas into a pressure vessel containing the composite layup.

    Get Price
  • Frontiers | Bioactive Materials for Soft Tissue Repair ...

    2021-2-19 · Among inorganic materials, bioactive glasses (BGs) are widely explored in soft tissue regeneration. It has been demonstrated that these materials are suitable candidates for treating soft tissue damage including cardiac (Qi et al., 2020), lung (Kargozar et al., 2019), nervous and epithelial tissues (Kargozar et al., 2019) .

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  • Turbulent and conjugate heat transfer simulation for gas ...

    2014-5-11 · Turbulent and conjugate heat transfer simulation for gas turbine application D. Bohn1 & K. Kusterer2 1Institute of Steam and Gas Turbines, Aachen University, Templergraben 55, D-52056 Aachen, Germany 2B&B-AGEMA GmbH, Jülicher Str. 338, D-52070 Aachen, Germany Abstract Turbulent heat transfer is of significant importance in gas turbine design and

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  • Three-dimensional structural interrelations between

    2020-6-23 · Three-dimensional reconstruction of these pores showed that they formed channels (Fig. 1J) predominantly along the longitudinal direction of collagen fibril bundles. Whether these pores are filled with fluid or may contain organic material such as glycosaminoglycans and/or cell processes is difficult to determine with current FIB-SEM analysis.

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  • Performance of degradable composite bone repair

    2003-7-8 · This study analyzed the in vivo performance of composite degradable bone repair products fabricated using the TheriForm™ process, a solid freeform fabrication (SFF) technique, in a rabbit calvarial defect model at 8 weeks. Scaffolds were composed of polylactic‐co‐glycolic acid (PLGA) polymer with 20% w/w β‐tricalcium phosphate (β‐TCP) ceramic with engineered macroscopic …

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  • Materials | An Open Access Journal from MDPI

    Materials is a peer-reviewed, open access journal of materials science and engineering published semimonthly online by MDPI.The Portuguese Materials Society (SPM), Spanish Materials Society (SOCIEMAT) and Manufacturing Engineering Society (MES) are affiliated with Materials and their members receive a discount on the article processing charges.. Open Access — free for readers, with …

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  • Buccal Fat Pad–Derived Stem Cells in Three

    2019-2-1 · Thus, a multitude of alternative sources, including dental tissues, 7–10 skeletal muscle, 11 and adipose tissue, 12–14 have been proposed. Among these recent sources, adipose-derived stem cells (AdSCs) were successfully used in several in vitro, 15–17 in vivo, 18–20 and clinical investigations 21–23 for bone repair.

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  • Three-dimensional Facial Morphometry of Attractive ...

    2007-11-1 · Objectives: To identify possible esthetic canons in facial size and shape of Italian children. Materials and Methods: The three-dimensional coordinates of 50 facial landmarks (forehead, eyes, nose, cheeks, mouth, jaw, ears) were collected in 220 healthy reference children (4–9 years old) and in 89 “attractive” children of a similar age group selected by a commercial casting organization.

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  • Biomimetic Dentistry: Basic Principles and Protocols

    2020-12-11 · tools on this context. The principles of biomimetic dentistry impose introduction of advanced composite restorative materials in clinical practice, which should more respect the nature and integrity of the tooth tissues. There are biomimetic restorative protocols that dental …

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  • Our Services - bonniedental.com

    2 天前 · Bonding materials are blended in different shades, toughness and translucencies, and so that – with the proper artistic eye and skill of your dentist – they can match your teeth very nicely and are used to close tooth gaps, fill cavities, eliminate spots and discolorations, repair …

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  • Silk-Based Materials for Hard Tissue Engineering

    2021-2-1 · Biocompatible materials in various morphologies, like particles, one-dimensional fibers, two-dimensional films and three-dimensional hydrogels, have been used, alongside cells, as building blocks to generate assemblies at the nano- or micro-scale. Further self- or directed-assembly leads to engineered macroscopic three-dimensional tissue ...

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  • Three-Dimensional Assessment of Facial Appearance ...

    2019-8-28 · Background and ObjectiveObjective assessment of postsurgical facial asymmetry can be difficult, but three-dimensional (3D) imaging techniques have made this possible. The objective of …

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  • Anthropometric Study of Three-Dimensional Facial ...

    2016-10-5 · Objectives To establish the three-dimensional (3D) facial soft tissue morphology of adult Malaysian subjects of the Malay ethnic group; and to determine the morphological differences between the genders, using a non-invasive stereo-photogrammetry 3D camera. Material and Methods One hundred and nine subjects participated in this research, 54 Malay men and 55 Malay women, aged …

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  • Shapeways adds three SLA 3D printing materials to ...

    2018-5-12 · Teaching aids and Instructional materials. Teaching aids (TAs): Teaching aids are objects (such as a book, picture, or map) or devices (such as a DVD or computer) used by a teacher to enhance or enliven classroom instruction (Merriam-Webster). They could be audiovisual teaching aids such as videos and guest lectures or tactile like 3D models.

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  • Main Clinical Use of Additive Manufacturing (Three ...

    Background and aims: Additive manufacturing or three-dimensional printing is a novel production methodology for producing patient-specific models, medical aids, tools, and implants. However, the clinical impact of this technology is unknown. In this study, we sought to characterize the clinical adoption of medical additive manufacturing in Finland in 2016-2017.

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  • Dentist Equipment & Dental Practice Equipment |

    2021-6-29 · At KaVo, we offer our clients an exciting abundance of dental tools and dentist equipment. The availability of entry level pricing and superior engineering for highly cost-efficient operation allows even a developing dental health practice to experience the supreme quality of KaVo’s ESTETICA E30 dental chair. With its variety of operative ...

    Get Price
  • Three-dimensional Micro-culture System for Tooth

    2019-10-30 · Three protocols were compared. The one that sequentially combined the hanging drop and semisolid medium cultures prior to in vivo implantation gave the best results. Indeed, after implantation, teeth developed, showing a well-formed crown, mineralization of …

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  • Three-dimensional Facial Morphometry of Attractive ...

    2007-11-1 · Objectives: To identify possible esthetic canons in facial size and shape of Italian children. Materials and Methods: The three-dimensional coordinates of 50 facial landmarks (forehead, eyes, nose, cheeks, mouth, jaw, ears) were collected in 220 healthy reference children (4–9 years old) and in 89 “attractive” children of a similar age group selected by a commercial casting organization.

    Get Price
  • Portable Dental Air Compressor Oilless Oil Free Silent

    Dental Air Compressor. We offer a range of high quality super slient oil free air compressor designed specifically for dental practices.When looking for compressed air for your dental practice it is important that you get the best possible air quality and that your dental compressor provide you with the air you need to operate your practice.

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  • Educational Resources | GSK Oral Health Partner

    This study is a pooled analysis of seven GSK clinical trials that assessed the reliability, validity and longitudinal responsiveness of the DHEQ as a measure of oral health-related quality of life. The authors also conducted exploratory analyses and validation of the short forms of …

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  • Three-dimensional human tissue models of wounded

    Three-dimensional human tissue models of wounded skin Methods Mol Biol. 2010 ... and fibroblasts and how HSEs can be modified to characterize the response of the human epithelium during wound repair. The protocols outlined first describe techniques for the generation of human tissues that closely approximate the architectural features ...

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  • Three-Dimensional Assessment of Facial Appearance ...

    2019-8-28 · Background and ObjectiveObjective assessment of postsurgical facial asymmetry can be difficult, but three-dimensional (3D) imaging techniques have made this possible. The objective of …

    Get Price
  • High-tech for cutting tools - Aerospace

    2012-5-31 · And that is before the increase in turbine efficiency that additional length enables. For example, the switch to carbon fiber enabled Vestas, initially, to add 5m/16 ft in blade length without any additional weight gain. The Vestas V112-3MW turbine is designed for low- and medium-wind areas and sports three 54.6m/179-ft blades.

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