نتایج جستجو برای: anodized titanium

تعداد نتایج: 36880  

2015
Amirreza Shayganpour Alberto Rebaudi Pierpaolo Cortella Alberto Diaspro Marco Salerno

Clinical long-term osteointegration of titanium-based biomedical devices is the main goal for both dental and orthopedical implants. Both the surface morphology and the possible functionalization of the implant surface are important points. In the last decade, following the success of nanostructured anodic porous alumina, anodic porous titania has also attracted the interest of academic researc...

Journal: :Journal of oral rehabilitation 2006
J W Choi S J Heo J Y Koak S K Kim Y J Lim S H Kim J B Lee

The oxide layer of a titanium surface is very stable, and seems to result in excellent biocompatibility and successful osseointegration. The purpose of this study was to investigate the effects of high anodic oxidation voltages on the surface characteristics of titanium implants and the biologic response of rabbit tibiae. Bone tissue responses were evaluated by removal torque tests and histomor...

Journal: :The International journal of oral & maxillofacial implants 2012
Ji-Hye Park Seong-Joo Heo Jai-Young Koak Seong-Kyun Kim Chong-Hyun Han Joo-Hee Lee

PURPOSE Although the laser has become one of the most commonly used tools for implant dentistry, research is lacking on whether or not the laser causes any changes on the surface of titanium (Ti) implants. The present study analyzed the morphology, composition, crystal structure, and surface roughness changes of machined and anodized Ti surfaces, irradiated with erbium chromium-doped yttrium-sc...

Journal: :Analytical and bioanalytical chemistry 2014
Jing Jia Shujuan Liu Hongdeng Qiu Yong Guo Xia Liu Shengxiang Jiang

In this paper, a simple and versatile route was introduced to prepare solid-phase microextraction coatings on the chemically inert titanium wire. Titania nanotube array film can be created on metallic substrates by electrochemical anodization in fluoride-containing electrolytes and subsequently support various secondary reactions to prepare functional surfaces. In the present work, titania nano...

2017
Ernesto Beltrán-Partida Benjamín Valdéz-Salas Aldo Moreno-Ulloa Alan Escamilla Mario A. Curiel Raúl Rosales-Ibáñez Francisco Villarreal David M. Bastidas José M. Bastidas

BACKGROUND Neovascularization over dental implants is an imperative requisite to achieve successful osseointegration onto implanted materials. The aim of this study was to investigate the effects on in vitro angiogenesis of anodized 70 nm diameter TiO2 nanotubes (NTs) on Ti6Al4V alloy synthesized and disinfected by means of a novel, facile, antibacterial and cost-effective method using super ox...

2009
Jun Wang Lei Zhao Victor S.-Y. Lin Zhiqun Lin

TiO2 nanostructures, including nanowires, highly ordered nanotube arrays, and single crystalline nanoplates, were obtained from electrochemically anodized Ti foil in a fluorine-containing ethylene glycol electrolyte. The TiO2 nanowires, formed by the electric field induced chemical splitting of TiO2 nanotubes by fluoride ions during a lengthy anodization can be isolated from the nanotube arrays...

2018
Alicja Kazek-Kęsik Katarzyna Leśniak Beata Urszula Orzechowska Marek Drab Agnieszka Wiśniewska Wojciech Simka

In this paper, the surface modification of titanium alloys Ti-15Mo, Ti-13Nb-13Zr, and Ti-6Al-7Nb is presented as a material for dental implants. The conditions of the plasma electrolytic oxidation process and alkali treatment were designed in this way to enhance the biological properties of the surface of promising Ti alloys. The differences in their surface morphology and, consequently, in the...

Journal: :Metallurgical and Materials Transactions 2021

Abstract In this work, pure Ti was anodically oxidized using 1M H 3 PO 4 + 2–10 pct HF electrolytes at 10 V vs open circuit potential (OCP). The structure of the anodized samples’ surfaces investigated X-ray diffraction (XRD), photoelectron spectroscopy (XPS), atomic force microscopy (AFM), and scanning electron (SEM). results show presence titanium dioxide (TiO 2 ) hydrogen phosphate (Ti(HPO i...

2014
Young-Dan Cho Ji-Cheol Shin Hye-Lee Kim Myagmar Gerelmaa Hyung-In Yoon Hyun-Mo Ryoo Dae-Joon Kim Jung-Suk Han

Zirconia is now favored over titanium for use in dental implant materials because of its superior aesthetic qualities. However, zirconia is susceptible to degradation at lower temperatures. In order to address this issue, we have developed modified zirconia implants that contain tantalum oxide or niobium oxide. Cells attached as efficiently to the zirconia implants as to titanium-based material...

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