نتایج جستجو برای: ti implants

تعداد نتایج: 89618  

Journal: :Pediatric dentistry 1993
P D Ledermann T M Hassell A F Hefti

Young patients often require fixed bridgework or orthodontic therapy in cases of traumatic tooth loss or congenitally missing teeth. Dental implants represent an alternative to the more conventional treatment methods. We report positive experience over a seven-year period with 42 titanium Ha-Ti implants in 34 patients aged 9 to 18 years. Fourteen implants were placed into prepared tooth sockets...

Journal: :The International journal of oral & maxillofacial implants 1998
L B Helldén T Dérand

Because osseointegrated implants have no resilience in bone, passive fit between dental implants and prosthetic superstructures has been identified, both from biologic and mechanical perspectives, as a potential discriminating prognostic factor. Distortion of the metal framework during the casting procedure has been cited as a main cause of misfit. The objectives of the present article were to ...

Journal: :The spine journal : official journal of the North American Spine Society 2004
Hassan Serhan Michael Slivka Todd Albert S Daniel Kwak

BACKGROUND CONTEXT Surgeons are hesitant to mix components made of differing metal classes for fear of galvanic corrosion complications. However, in vitro studies have failed to show a significant potential for galvanic corrosion between titanium and stainless steel, the two primary metallic alloys used for spinal implants. Galvanic corrosion resulting from metal mixing has not been described i...

The osseointegration of oral implants is related to the early interactions between osteoblastic cells and titanium surface. Chemical surface modification of titanium (Ti) implants is used to improve peri-implant bone growth, bone-to-implant contact, and adhesion strength. Thus, in this study, the surface topography, chemistry, and biocompatibility of polished titanium surface treated with mixe...

2017
Ingmar A.J. van Hengel Martijn Riool Lidy E. Fratila-Apachitei Janneke Witte-Bouma Eric Farrell Amir A. Zadpoor Sebastian A.J. Zaat Iulian Apachitei

Additively manufactured Ti-6Al-4V implants were biofunctionalized using plasma electrolytic oxidation. At various time points during this process scanning electron microscopy imaging was performed to analyze the surface morphology (van Hengel et al., 2017) [1]. This data shows the changes in surface morphology during plasma electrolytic oxidation. Data presented in this article are related to t...

2017
Dae Hyeok Yang Sun-Jung Yoon Deok-Won Lee

The most ideal implant models in the dental and orthopedic fields to minimize the failure rate of implantation involve the improvement of osseointegration with host bone. Therefore, a focus of this study is the preparation of surface-modified titanium (Ti) samples of disc and screw types using dexamethasone (DEX) and/or growth and differentiation factor-5 (GDF-5), as well as the evaluation of t...

2016
Manuel Alberto Bortagaray Claudio Arturo Antonio Ibañez Maria Constanza Ibañez Juan Carlos Ibañez

OBJECTIVE To determine whether the Noble Bond® Argen® alloy was electrochemically suitable for the manufacturing of prosthetic superstructures over commercially pure titanium (c.p. Ti) implants. Also, the electrolytic corrosion effects over three types of materials used on prosthetic suprastructures that were coupled with titanium implants were analysed: Noble Bond® (Argen® ), Argelite 76sf +® ...

2013
Hangzhou Zhang Yu Sun Ang Tian Xiang Xin Xue Lin Wang Ali Alquhali Xizhuang Bai

The goal for current orthopedic implant research is to design implants that have not only good biocompatibility but also antibacterial properties. TiO2 nanotubes (NTs) were fabricated on the titanium surface through electrochemical anodization, which added new properties, such as enhanced biocompatibility and potential utility as drug nanoreservoirs. The aim of the present study was to investig...

Journal: :JOM 2021

Abstract The “stress-shielding” problem, common with metallic implants, may be solved by using biocompatible sandwiches a polymeric core between two skin sheets. To achieve such sandwiches, process route has been developed, beginning the grafting of poly-(methyl-methacrylate) (PMMA) on titanium (Ti) sheets via “grafting from” technique. Grafting resulted in variable thicknesses PMMA Ti Hot-pres...

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