Odontologia: Recent submissions
Now showing items 241-260 of 345
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Mechanical properties and corrosion behavior of Ti6Al4V particles obtained by implantoplasty: an in vitro study. Part II
(MDPI, 2021)In the field of implant dentistry there are several mechanisms by which metal particles can be released into the peri-implant tissues, such as implant insertion, corrosion, wear, or surface decontamination ... -
Physicochemical and biological characterization of Ti6Al4V particles obtained by implantoplasty: an in vitro study. Part I
(Materials, 2021)Implantoplasty is a mechanical decontamination technique that consists of polishing the supra-osseous component of the dental implant with peri-implantitis. This technique releases metal particles in ... -
Influence of different CoCrMo counterfaces on wear in UHMWPE for artificial joints
(Journal of Biomedical Science and Engineering, 2011)Wear tests were carried out to study the effect of various counterface materials in the wear behaviour of Ultra High Molecular Weight Polyethylene (UHMWPE). The materials used as counterfaces were based ... -
Cell adhesive peptides functionalized on CoCr alloy stimulate endothelialization and prevent thrombogenesis and restenosis
(Journal of biomedical materials research. Part A, 2017)Immobilization of bioactive peptide sequences on CoCr surfaces is an effective route to improve endothelialization, which is of great interest for cardiovascular stents. In this work, we explored the ... -
Anhydride-functional silane immobilized onto titanium surfaces induces osteoblast cell differentiation and reduces bacterial adhesion and biofilm formation
(Materials Science and Engineering: C, 2016)Bacterial infection in dental implants along with osseointegration failure usually leads to loss of the device. Bioactive molecules with antibacterial properties can be attached to titanium surfaces ... -
Mechanical and microstructural characterization of new nickel-free low modulus beta-type titanium wires during thermomechanical treatments
(Materials science and engineering A, 2015)NiTi alloy is the only practical shape memory alloy (SMA) in biomedical use because of its excellent mechanical stability and functionality. However, it is estimated that between 4.5% and 28.5% of the ... -
Tuning mesenchymal stem cell response onto titanium-niobium-hafnium alloy by recombinant fibronectin fragments
(ACS Applied Materials and Interfaces, 2016)Since metallic biomaterials used for bone replacement possess low bioactivity, the use of cell adhesive moieties is a common strategy to improve cellular response onto these surfaces. In recent years, ... -
Evaluation of bone loss in antibacterial coated dental implants: an experimental study in dogs
(Materials science and engineering C. Biomimetic and supramolecular systems, 2016)The aim of this study was to evaluate the in vivo effect of antibacterial modified dental implants in the first stages of peri-implantitis. Thirty dental implants were inserted in the mandibular premolar ... -
Antibacterial properties of hLf1-11 peptide onto titanium surfaces: a comparison study between silanization and surface initiated polymerization
(Biomacromolecules, 2015)Dental implant failure can be associated with infections that develop into peri-implantitis. In order to reduce biofilm formation, several strategies focusing on the use of antimicrobial peptides (AMPs) ... -
Biofunctional polyethylene glycol coatings on titanium: an in vitro-based comparison of functionalization methods
(Colloids and Surfaces B. Biointerfaces, 2017)Three methods for the production of Polyethylene glycol (PEG) coatings on titanium are compared, i.e. plasma polymerization, electrodeposition and silanization. The compared deposition methods presented ... -
Silver deposition on titanium surface by electrochemical anodizing process reduces bacterial adhesion of Streptococcus sanguinis and Lactobacillus salivarius
(Clinical Oral Implants Research, 2015)Objectives: The aim of this study was to determine the antibacterial properties of silver-doped titanium surfaces prepared with a novel electrochemical anodizing process. Material and methods: Titanium ... -
Impedimetric antimicrobial peptide-based sensor for the early detection of periodontopathogenic bacteria
(Journal of Materials Science: Materials in Medicine, 2016)Novel researches are focused on the prevention and management of post-operative infections. To avoid this common complication of implant surgery, it is preferable to use new biomaterials with antibacterial ... -
Roughness and wettability effect on histological and mechanical response of self-drilling orthodontic mini-implants
(Clinical Oral Investigations, 2016)Self-drilling orthodontic mini-implants can be used as temporary devices for orthodontic treatments. Our main goal was to evaluate surface characteristics, roughness and wettability, of surface modified ... -
Antibacterial coatings on titanium surfaces: a comparison study between in vitro single-species and multispecies biofilm
(ACS applied materials and interfaces, 2015)Dental plaque is a biofilm that causes dental caries, gingivitis, and periodontitis. Most of the studies in antibacterial coatings have been conducted by in vitro single-species biofilm formation, but ... -
Functionalization of CoCr surfaces with cell adhesive peptides to promote HUVECs adhesion and proliferation
(Applied Surface Science, 2017)Biomimetic surface modification with peptides that have specific cell-binding moieties is a promising approach to improve endothelialization of metal-based stents. In this study, we functionalized CoCr ... -
The role of hardness and roughness on the wear of different CoCrMo counterfaces on UHMWPE for artificial joints
(Journal of Biomedical Science and Engineering, 2011)Wear tests were carried out to study the effect of the hardness and roughness with various counterface materials on UHMWPE wear behaviour. The materials used as counterfaces were based on varieties of ... -
In vitro corrosion behavior of lingual orthodontic archwires
(International Journal of Corrosion, 2011)To investigate the in vitro electrochemical corrosive behavior of archwires used in lingual orthodontics and the effects on the phase transition temperatures. Materials and Methods. Six different types ... -
Evaluation of titanium dental implants after early failure of osseointegration by means of X-ray photoelectron spectoscopy, electron microscopy and histological studies
(Journal of Biomedical Science and Engineering, 2010-11)In this work, we analysed 56 clinically failed and retrieved implants by means of scanning electron microscopy (SEM), X-ray photoelectron spectroscopy (XPS) and histological studies. The surface ... -
Antifouling coatings for dental implants: PEG-like coatings on titanium by plasma polymerization
(Biointerphases: an open access journal for the biomaterials interface community, 2015-06)Titanium dental implants are commonly used for the replacement of lost teeth, but they present a considerable number of failures due to the infection on surrounding tissues. The aim of this paper is the ... -
Enhanced osteoconductivity on electrically charged titanium implants treated by physicochemical surface modifications methods
(Nanomedicine: Nanotechnology, Biology and Medicine, 2019-06)Biomimetic design is a key tenet of orthopedic device technology, and in particular the development of responsive surfaces that promote ion exchange with interfacing tissues, facilitating the ionic ...