نتایج جستجو برای: oral implant surface
تعداد نتایج: 918309 فیلتر نتایج به سال:
Copyright: © 2017 Minoru Sanda, et al. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. Abstract Sputtered hydroxyapatite coated implant has investigated as an implant with novel surface coating for dental impl...
background and aim: parents’ evaluation of aural/oral performance of children (peach) questionnaire is used for children within any age group and any amount of hearing loss. the purpose of this study was translation, cultural adaptation, determination of reliability and validity of the questionnaire, and assessment of its scores in children with cochlear implant versus normal group. methods: ...
خلاصه: سابقه و هدف: این مطالعه، به صورت اجمالی به معرفی روشهایی خواهد پرداخت که از طریق تغییرات سطحی باعث افزایش استئواینتگریشن می شوند.مواد و روشها: جهت بررسی روشهای آماده سازی سطوح ایمپلنتهای دندانی، بانک اطلاعاتی Pubmed با کلمات کلیدی dental implant surface, implant surface treatment, implant surface modification و implant surface topography مورد جستجو قرار گرفت و مقالات مرتبط در ا...
The aims of the present review are (1) to identify essential surface parameters; (2) to present an overview of surface characteristics at the micrometer and nanometer levels of resolution relevant for the four most popular oral implant systems; (3) to discuss potential advantages of nanoroughness, hydrophilicity, and biochemical bonding; and (4) to suggest a hypothetical common mechanism behind...
OBJECTIVES The important item of aesthetics is rarely included in evaluation studies. The aim of this study was to develop and validate an index for rating aesthetics of implant-supported single crowns and adjacent soft tissues. MATERIAL AND METHODS Nine items were selected, which have an influence on the aesthetic result. The items are based on the anatomic form, colour and surface character...
The purpose of this study was to investigate the immunohistochemical and the ultrastructural features of the implant circumference epithelium of the beagle dog using various types of antibodies. The peri-implant epithelium was at an acute-angle from the gingival epithelium and was arranged in parallel to the implant surface. With immunohistochemical staining, the peri-implant epithelium was str...
خلاصه: سابقه و هدف: این مطالعه، به صورت اجمالی به معرفی روش هایی خواهد پرداخت که از طریق تغییرات سطحی باعث افزایش استئواینتگریشن می شوند.مواد و روش ها: جهت بررسی روش های آماده سازی سطوح ایمپلنت های دندانی، بانک اطلاعاتی pubmed با کلمات کلیدی dental implant surface, implant surface treatment, implant surface modification و implant surface topography مورد جستجو قرار گرفت و مقالات مرتبط در ا...
the aisi 316 l stainless steel (ss) specimens were exposed to passivation surface through two different processes including; holding in 40-vol% hno3 at temperature of 60 ºc for 30 min and 15-vol%h2so4 at ambient temperature for 1 hour. the corrosion behavior of specimens was evaluated in physiological solutions by electrochemical in vitro tests through linear and tafel polarization tests. cycli...
OBJECTIVE Dental implants anchor in bone through a tight fit and osseo-integratable properties of the implant surfaces, while a protective soft tissue seal around the implants neck is needed to prevent bacterial destruction of the bone-implant interface. This tissue seal needs to form in the unsterile, oral environment. We aim to identify surface properties of dental implant materials (titanium...
Since dental implants are used in contact with many different tissues, it is necessary to have optimum surface compatibility with the host bone tissues and soft tissues. Furthermore, dental implant surfaces exposed to the oral cavity must remain plaque-free. Such materials can be created under well-controlled conditions by modifying the surfaces of metals that contact those tissues. “Tissue-com...
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