نتایج جستجو برای: porous bone implant

تعداد نتایج: 387661  

Donya Maleki, Kiameher Yektan Sani, Safa Motevasseli, Seyed Hadi Hosseini,

Introduction: To achieve the best esthetic and functional results of implantation and patient satisfaction, different protocols of implant therapy have been recommended. Immediate implantation can provide the outcome faster than other protocols making it the treatment of choice. The rate of peri-implant bone resorption should be measured clinically and radiographically as bone support is a key ...

Journal: :Metals 2022

Ti-6Al-4V (Ti64) alloy is one of the most widely used orthopedic implant materials due to its mechanical properties, corrosion resistance, and biocompatibility nature. Porous Ti64 structures are gaining more research interest as bone implants they can help in reducing stress-shielding effect when compared their solid counterpart. The literature shows that porous fabricated using different addit...

Journal: :journal of periodontology and implant dentistry 0
adel pirjamali neisiani mohsen sarafbidabad

background. improving the implantation conditions in order to reduce the failure is always desirable for researchers. the aim of this study was to compare two different types of dental implant materials from biomechnical viewpoint in order to introduce a novel simulation method to select suitable materials for dental implants. methods. in this research, drilling process was performed in the cor...

Journal: :Journal of materials science. Materials in medicine 2011
E Baril L P Lefebvre S A Hacking

The utility of porous metals for the integration of orthopaedic implants with host bone has been well established. Quantification of the tissue response to cementless implants is laborious and time consuming process requiring tissue processing, embedding, sectioning, polishing, imaging and image analysis. Micro-computed tomography (μCT) is a promising three dimensional (3D) imaging technique to...

Journal: :journal of dental biomaterials 0
m. arabsolghar oral and dental diseases research center and kerman social determinants on oral health research center and department of periodontics, faculty of dentistry, kerman university of medical sciences, kerman, iran. m. mohammadi oral and dental diseases research center and kerman social determinants on oral health research center and department of periodontics, faculty of dentistry, kerman university of medical sciences, kerman, iran. m. razani department of mechanical engineering, faculty of engineering, kar university, rafsanjan, iran. f. moosaali oral and dental diseases research center and kerman social determinants on oral health research center and department of periodontics, faculty of dentistry, kerman university of medical sciences, kerman, iran.

statement of problem: placement of mini-dental implants when single-tooth restorations are needed and the space is not sufficient to insert a standard diameter implant is indicated. there are many different mini-implant brands with various materials and surface characteristics; however, there are just few studies comparing them with each other. objectives: in this study, finite element analysis...

2012
Carlos Nelson Elias Patricia Abdo Gravina Costa e Silva Filho Pedro Augusto de Paula Nascente

Statement of Problem. The chemical or topographic modification of the dental implant surface can affect bone healing, promote accelerated osteogenesis, and increase bone-implant contact and bonding strength. Objective. In this work, the effects of dental implant surface treatment and fibronectin adsorption on the adhesion of osteoblasts were analyzed. Materials and Methods. Two titanium dental ...

Journal: :journal of dentistry, tehran university of medical sciences 0
amir reza rokn associate professor, dental implant research center, department of periodontics, school of dentistry, tehran university of medical sciences, tehran, iran. neda sajedinejad postgraduate student of periodontics. tehran university of medical sciences, tehran, iran. hosnieh yousefyfakhr postgraduate student of periodontics. tehran university of medical sciences, tehran, iran. samare badri general dentist, private practice, tehran university of medical sciences, tehran, iran.

pre-implant disease is an inflammatory process that affects the surrounding tissues of a functional osseointegrated implant. it is usually the result of a disequilibrium between the micro-flora and the defense system. this case reports a 57-year-old man with unusual bone loss around dental implants. this was an unusual case of peri-implantitis that occurred only in the implants on one side of t...

The biological interaction between the jaw bones and dental implant is fundamental for the long-term success of dental implant placement. Nevertheless, the insufficient bone volume remains a major clinical problem, especially in case of immediate dental implant. Using a canine model, the present study proves the regenerative potential of adipose- derived stem cells (ADSCs) to repair peri-implan...

Journal: :Acta biomaterialia 2008
A Bansiddhi T D Sargeant S I Stupp D C Dunand

NiTi foams are unique among biocompatible porous metals because of their high recovery strain (due to the shape-memory or superelastic effects) and their low stiffness facilitating integration with bone structures. To optimize NiTi foams for bone implant applications, two key areas are under active study: synthesis of foams with optimal architectures, microstructure and mechanical properties; a...

2010
Young-Gun Park Ji-Sun Paik Suk-Woo Yang

PURPOSE To assess the results and long-term prognosis of evisceration with primary porous implant placement in patients with endophthalmitis. METHODS A retrospective study was conducted to review the files of 27 patients (29 eyes) with endophthalmitis who underwent evisceration with primary porous implant placement from January 1997 to December 2007 at St. Mary's Hospital and Kangnam St. Mary...

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