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  • Three-dimensional dental model constructed from an

    Introduction: The purposes of this study were (1) to discover a simple method for computing an average dental form, (2) to evaluate the validity of the new computing method, and (3) to build an average digital dental model based on the resulting average dental form. Methods: Dental casts of 51 adults were scanned, and 3-dimensional virtual models were reconstructed by using …

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  • Three-dimensional imaging and guided surgery for dental ...

    Clinicians worldwide are increasingly adopting guided surgical applications for dental implants. Clinicians are becoming more aware of the benefits of proper planning through advanced imaging modalities and interactive treatment planning applications. All …

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  • Three-dimensional mandibular dental changes with aging

    Introduction: This study aimed to evaluate the 3-dimensional (3D) mandibular dental changes over 42 years using the registration of digital models. Methods: The sample comprised digital dental models of 8 untreated subjects (4 males and 4 females) with normal occlusion measured longitudinally at ages 17 years (T1) and 60 years (T2). ). Using 13 landmarks placed on the …

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  • Three-dimensional assessment of dental casts' occlusal ...

    The aim of this study was to assess by means of a three-dimensional computed tomography scanning system the occlusal surface characteristics of dental casts made using two different impression materials. Alginate and polyvinyl siloxane impressions were taken of 20 dental students resulting in 40 den …

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  • Three-dimensional dental arch changes of patients ...

    1. Dental Press J Orthod. 2014 Jul-Aug;19(4):71-9. Three-dimensional dental arch changes of patients submitted to orthodontic-surgical treatment for correction of Class II malocclusion. Peixoto AP, dos Santos Pinto A, Garib DG, Gonçalves JR.

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  • Reliability of a three-dimensional facial camera for ...

    2020-9-15 · CLINICAL RESEARCH Reliability of a three-dimensional facial camera for dental and medical applications: A pilot study Shiming Liu, DMD,a Murali Srinivasan, Dr med dent, BDS, MDS, MBA, MAS,b Roland Mörzinger, MSc,c Marcel Lancelle, PhD,d Thabo Beeler, PhD,e Markus Gross, Prof PhD,f Barbara Solenthaler, PhD,g Vincent Fehmer, MDT,h and Irena Sailer, Prof Dr med denti

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  • Three-dimensional wall structure and the innervation of ...

    Three-dimensional wall structure and the innervation of dental pulp blood vessels Microsc Res Tech. 2002 Jan 1;56(1) :32-41. doi ... The microvessels of healthy human dental pulp react weakly to selectins, indicating that apparently healthy dental pulp may be weakly inflamed. In rat dental pulp, CGRP-immunoreactive nerves and nerve terminals ...

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  • Three-dimensional accuracy of different impression ...

    2015-9-1 · INTRODUCTION. A passively fitting prosthesis is considered an essential prerequisite for maintaining osseointegration.[1,2] This is related to the fact that dental implants, unlike natural teeth, lack the cushioning effect of periodontal fibers and cannot completely accommodate the demands of the superstructure.Misfit of the implant prostheses might induce strains on the …

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  • Reliability of a three-dimensional facial camera for ...

    The interexaminer reliability coefficient of digital measurement was above 0.909. CONCLUSIONS: The 3D facial geometry obtained from the novel medical facial camera system was found to be reliable and clinically acceptable. Inconsistencies in measurements for a few specific facial landmarks may arise, but these can be avoided by thorough ...

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  • Star Dental 430 Series 3 Push Button Ceramic Turbines

    Find many great new & used options and get the best deals for Star Dental 430 Series 3 Push Button Ceramic Turbines Made in The U.s.a. at the best online prices at …

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  • Three-dimensional assessment of dental casts' occlusal ...

    2008-5-9 · The aim of this study was to assess by means of a three-dimensional computed tomography scanning system the occlusal surface characteristics of dental casts made using two different impression materials. Alginate and polyvinyl siloxane impressions were taken of 20 dental students resulting in 40 dental casts.

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  • Three-dimensional system | British Dental Journal

    E & Q Plus is a unique, three-dimensional root canal filling system manufactured by Meta Dental Company and is available exclusively in the UK through Red Apple Dental Supplies.

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  • Three-dimensional Extraoral Digital Imaging - Dental Care

    Three-dimensional Extraoral Digital Imaging The advances in Cone Beam Computed Tomography (CBCT) allowing three-dimensional digital imaging in the last decade is impressive. General and specialist dental practices certainly benefit from a 3D digital system that includes panoramic, cephalometric, and Cone Beam imaging programs (Figures 29-30).

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  • Reliability of a three-dimensional facial camera for ...

    2020-9-15 · CLINICAL RESEARCH Reliability of a three-dimensional facial camera for dental and medical applications: A pilot study Shiming Liu, DMD,a Murali Srinivasan, Dr med dent, BDS, MDS, MBA, MAS,b Roland Mörzinger, MSc,c Marcel Lancelle, PhD,d Thabo Beeler, PhD,e Markus Gross, Prof PhD,f Barbara Solenthaler, PhD,g Vincent Fehmer, MDT,h and Irena Sailer, Prof Dr med denti

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  • Generation of three-dimensional heart organoids|Tokyo ...

    2020-9-3 · Tokyo, Japan –Heart development as it happens in vivo, or in a living organism, is a complex process that has traditionally been difficult to mimic in vitro, or in the laboratory.In a new study, researchers from Tokyo Medical and Dental University (TMDU) developed three-dimensional functional heart organoids from mouse embryonic stem cells that closely resemble the …

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  • A Three‐Dimensional Finite Element Analysis for ...

    2012-7-27 · A Three‐Dimensional Finite Element Analysis for Overdenture Attachments Supported by Teeth and/or Mini Dental Implants Abdalbseet A. Fatalla BDS, MSc, PhD Department of Prosthodontics and Implantology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China

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  • Virtual Surgical Planning, Stereolitographic Models and ...

    2020-12-9 · Nanofibrous Tubular Three-Dimensional Platform for Single Dental Pulp Stem Cell ACS Applied Materials & Interfaces ( IF 8.758) Pub Date : 2020-11-30, DOI: 10.1021/acsami.0c17730 Bei Chang, Chi Ma, Xiaohua Liu

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  • Soft tissue volume augmentation at dental implant sites ...

    2021-4-29 · Mandibular reconstruction with fibula flap shows a 3D discrepancy between the fibula and the remnant mandible. Eight patients underwent three-dimensional reconstruction of the fibula flap with iliac crest graft and dental implants through virtual surgical planning (VSP), stereolitographic models (STL) and CAD/CAM titanium mesh.

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  • Method to Develop Pseudo Three-dimensional Dental

    Although three-dimensional imaging can be a powerful tool for dentists to explain treatments to patients, obtaining of three-dimensional image of teeth in general dental clinics is difficult. This paper proposed a method to develop pseudo three-dimensional dental image from conventional dental panoramic radiograph and dental impression.

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  • Method to Develop Pseudo Three-dimensional Dental

    2011-1-1 · Three-dimensional digitizer can obtain three-dimensional surface dataset of teeth and gum from dental cast. Most digitizers available on today market measure shape of target object using the light section method shown in Fig. 1.The method projects slit-light onto target object and shoot it from other direction, and work out shape by stereo measurement theory [].

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  • Three dimensional dental epithelial-mesenchymal

    Three dimensional dental epithelial-mesenchymal constructs of predetermined size and shape for tooth regeneration. Zhang W(1), Ahluwalia IP, Yelick PC. Author information: (1)Division of Craniofacial and Molecular Genetics, Department of Oral and Maxillofacial Pathology, Tufts University School of Dental Medicine, Boston MA 02111, USA.

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  • Color and Translucency Stability of Three-Dimensional ...

    2021-1-31 · In recent years, three-dimensional (3D) printing technology has been rapidly devel-oped and widely utilized in various areas. In particular, in the dental field, 3D printing has become popular as an additive manufacturing method for dental restorations or laboratory products [1,2].

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  • Dental measurements based on a three-dimensional digital ...

    2021-4-1 · The purpose of this study was to assess the reliability and validity of dental measurements by comparing three-dimensional measurements of digital models derived from 3D handheld scanning of plaster models with electronic digital caliper measurement of the same plaster models, paving the way to the clinical use of this technology in dentistry. 2.

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  • A Three‐Dimensional Finite Element Analysis for ...

    2012-7-27 · A Three‐Dimensional Finite Element Analysis for Overdenture Attachments Supported by Teeth and/or Mini Dental Implants Abdalbseet A. Fatalla BDS, MSc, PhD Department of Prosthodontics and Implantology, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China

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  • CiteSeerX — THREE-DIMENSIONAL DENTAL X-RAY

    CiteSeerX - Document Details (Isaac Councill, Lee Giles, Pradeep Teregowda): Abstract. A novel three-dimensional dental X-ray imaging method is intro-duced. It is based on hybrid data collected with a digital dental panoramic device. Such a device uses a special geometric movement of the X-ray source and detector around the head of a patient to produce a so-called panoramic image, …

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  • Scilit | Article - Nanofibrous Tubular Three-Dimensional ...

    2020-11-30 · Nanofibrous Tubular Three-Dimensional Platform for Single Dental Pulp Stem Cell Polarization. Bei Chang, Chi Ma, Xiaohua Liu. Published: 30 November 2020. ... Keywords: nanofiber polarization micropattern odontoblast Dental Pulp Stem Cell Tubular Dentin. Scifeed alert for new publications

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  • METHOD AND DEVICE FOR THREE-DIMENSIONAL

    The image analyzer unit 60 generates a three-dimensional model of the dental model 5 by means of triangulation methods using the measurement surfaces recorded. The three-dimensional model may then be displayed as needed on a display device 65. In one embodiment, the display device 65 is coupled to the image analyzer unit 60. In addition, the ...

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  • Guidelines for Infection Control in Dental Health-Care ...

    Dental programs in institutional settings, (e.g., hospitals, health centers, and educational institutions) can coordinate with departments that provide personnel health services. However, the majority of dental practices are in ambulatory, private settings that do not have licensed medical staff and facilities to provide complete on-site health ...

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  • Three-dimensional dental X-ray imaging by combination of ...

    A novel three-dimensional dental X-ray imaging method is introduced, based on hybrid data collected with a dental panoramic device. Such a device uses geometric movement of the X-ray source and detector around the head of a patient to produce a panoramic image, where all teeth are in sharp focus and details at a distance from the dental arc are blurred.

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  • Three Dimensional X-rays in Dentistry - Lathrop Dental Center

    Three Dimensional Imaging and Three Dimensional Endodontics. Presenter: Dr. Ali Nasseh. Credits: 1 CEU. Release Date: 4/9/20. CE Supporter: J. MORITA USA. Expiration Date: 4/9/23. Share this webinar. In this CE webinar, Dr. Nasseh discusses the applications of 3D imaging in endodontic care and its diagnostic and treatment planning aid during ...

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  • Free Dental CE - Three Dimensional Imaging and Three ...

    2020-12-7 · Dental pulp stem cells (DPSCs) are the primary stem cell source for regenerative endodontics. DPSCs need to undergo a polarization process and retain the permanent polarization status to perform the function of odontoblasts. However, the factors that control DPSC polarization and its underlying mechanism remain unknown. In this study, we established a unique nanofibrous tubular three …

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  • Nanofibrous Tubular Three-Dimensional Platform for Single ...

    2018-10-30 · Tooth morphology has a pivotal role in the dental curriculum and provides one of the important foundations of clinical practice. To supplement tooth morphology teaching a three-dimensional (3D) quiz application (app) was developed.

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  • Development and Assessment of a Three‐Dimensional

    What is claimed is: 1. An apparatus for correcting a three dimensional space-angle of a drill for a dental hand piece for a tooth structure including hard and soft tissues in an oral and maxillofacial area including a jawbone and teeth of a patient, comprising: a housing provided on a fixing unit of the dental hand piece; a first sensing unit for measuring an angle of the housing in real-time ...

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  • Apparatus and method for correcting three dimensional ...

    2016-12-14 · Tooth regeneration through stem cell-based therapy is a promising treatment for tooth decay and loss. Human dental pulp stem cells (hDPSCs) have been widely identified as the stem cells with the most potential for tooth tissue regeneration. However, the culture of hDPSCs in vitro for tissue engineering is challenging, as cells may proliferate slowly or/and differentiate …

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  • Three-dimensional simulated microgravity culture improves ...

    2020-2-27 · Can Three‐Dimensional Visualization Technologies be More Effective than Cadavers for Dental Anatomy Education?

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  • Can Three‐Dimensional Visualization Technologies be More ...

    An apparatus for correcting a three dimensional space-angle of a drill for a dental hand piece, including: a housing provided on a fixing unit of the dental hand piece; a first sensing unit for measuring an angle of the housing in real-time; a second sensing unit for measuring an angle of a head portion or jaw of the patient in real-time; an operating unit for calculating the three-dimensional …

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  • US20160067010A1 - Apparatus and method for correcting ...

    2016-10-19 · A view to nature through a glass window provides a benefit over a digital screen (e.g., video/plasma tv) of the same view, particularly because there is no parallax shift for people as they move toward or around a video screen (Kahn et al., 2008). This may change as three-dimensional videography advances.

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  • Dental arch relationships on three-dimensional digital ...

    2010-12-23 · To determine if three-dimensional (3D) digital study models could replace plaster study models for the evaluation of dental arch relationships for patients with unilateral cleft lip and palate. Design Observational study involving plaster study models from a records archive. Setting U.K. National Health Service. Patients, participants

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  • Three-dimensional analysis of dental arch forms in Italian ...

    2018-9-10 · RESEARCH Open Access Three-dimensional analysis of dental arch forms in Italian population Bruno Oliva1, Simone Sferra1*, Anna Lucia Greco1, Francesco Valente2 and Cristina Grippaudo1 Abstract Background: The aim of this study was the comparison of male and female upper and lower dental arch form in

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  • [PDF] Three Dimensional Stress Analysis of a Dental ...

    2011-12-5 · In this study, we propose a new short dental implant and investigate its bio-mechanical characteristics by using three dimensional finite element analyses. The proposed dental implant has the central cavity which can be integrated with the core of cancellous bone remained by trepanning drill. We take the Bicon short implant as a reference model for studying the effects according to …

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  • Generation of three-dimensional heart organoids | Press ...

    2020-9-3 · Tokyo, Japan –Heart development as it happens in vivo, or in a living organism, is a complex process that has traditionally been difficult to mimic in vitro, or in the laboratory.In a new study, researchers from Tokyo Medical and Dental University (TMDU) developed three-dimensional functional heart organoids from mouse embryonic stem cells that closely resemble the …

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  • Figure 1 from Three-dimensional accuracy of different ...

    2014-1-1 · Read 'Use of three-dimensional computed tomography images in dental care of children and adolescents in Korea, Technology and Health Care' on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.

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  • Use of three-dimensional computed tomography images in ...

    A three-dimensional (3D) dental scanning system (1) for scanning a dental object (D) includes a scanning surface (124a) to support the dental object (D); a scanning section (130) to capture a 3D scan of the dental object (D); a motion section (120) to move the scanning surface (124a) and scanning section (130) relative to each other in five axes of motion, whilst retaining the scanning …

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  • WO2021053338A1 - Three-dimensional dental scanning

    In a desktop three-dimensional scanner for dental use of the related art, a two-axis rotation motion unit, on which a target object can be placed and rotated in order to image the entire shape of the target object, is coupled to the scanner, and thus, when a subject is placed on the imaging stage and is rotated along the horizontal axis of rotation of the stage, the subject is dropped from the ...

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  • US9737381B2 - Desktop three-dimensional scanner for

    2021-3-30 · To achieve their goal, the researchers looked into the factors involved in heart development in vivo and speculated that the protein fibroblast growth factor 4 (FGF4) and a complex consisting of the proteins laminin and entactin (LN/ET complex), all of which are known are expressed in the embryonic heart, are necessary and sufficient to enable structural similarity …

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  • Generation of three-dimensional heart organoids | TMDU ...

    2014-9-3 · The company's neurotechnology and spine net sales reached 430 million, a 3.8 percent increase over the same period last year. 23. Net sales grew by 5.5 percent due to increased unit volume and changes in product mix; acquisitions only impacted the neurotechnolgy and spine business slightly with a 0.2 percent growth.

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