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Mostrando ítems 21-30 de 45
Artículo
Tribo-mechanical and cellular behavior of superficially modified porous titanium samples using femtosecond laser
(Elsevier, 2021-09)
In this work, the surface of porous titanium samples obtained by the space-holder technique was treated with a femtosecond laser to improve their osseointegration. Instrumented micro-indentation and scratch test were ...
Artículo
Biofunctional and Tribo-mechanical Behavior of Porous Titanium Substrates Coated with a Bioactive Glass Bilayer (45S5 ‒ 1393)
(American Chemical Society, 2020-06)
Porous substrates of commercially pure titanium have been coated with a novel bilayer of bioactive glasses, 45S5 and 1393, to improve the osseointegration and solve the stress-shielding phenomenon of titanium partial ...
Artículo
Electrical Impedance of Surface Modified Porous Titanium Implants with Femtosecond Laser
(MDPI, 2022-01)
The chemical composition and surface topography of titanium implants are essential to improve implant osseointegration. The present work studies a non-invasive alternative of electrical impedance spectroscopy for the ...
Artículo
Ti6Al4V coatings on titanium samples by sputtering techniques: Microstructural and mechanical characterization
(Elsevier, 2023-08)
Although titanium is widely used as biomaterial, the control of the interface properties between its surface and the surrounding physiological environment (like bone, other tissues or biofluids) results crucial to achieve ...
Artículo
Graphene-coated Ti-Nb-Ta-Mn foams: A promising approach towards a suitable biomaterial for bone replacement
(Elsevier, 2020-11)
The design of bone implants with proper biological and mechanical properties remains a challenge in medical implantology. The use of bioactive coatings has been shown to improve the biocompatibility of the implant surface. ...
Artículo
Simulation of the Electrical Resistance Sintering of Hardmetal Powders
(Korean Institute of Metals and Materials, 2021)
The simulation of the electrical resistance sintering (ERS) of hardmetal powders has been studied. The ERS process can produce a quick consolidation of electrical conductive powders by the simultaneous application of ...
Artículo
Novel Utilization of Therapeutic Coatings Based on Infiltrated Encapsulated Rose Bengal Microspheres in Porous Titanium for Implant Applications
(MDPI, 2022-06)
Despite the increasing progress achieved in the last 20 years in both the fabrication of porous dental implants and the development of new biopolymers for targeting drug therapy, there are important issues such as bone ...
Artículo
In Vitro Bone Cell Behavior on Porous Titanium Samples: Influence of Porosity by Loose Sintering and Space Holder Techniques
(MDPI, 2020-05-25)
A great variety of powder metallurgy techniques can produce biomimetic porous titanium structures with similar mechanical properties to host bone tissue. In this work, loose sintering and space holder techniques, two ...
Artículo
Design and manufacturing by fused filament technique of novel YSZ porous grafts infiltrated with PCL/PVA/AgNPs for large bone defects repairing
(Elsevier, 2024-02-19)
Addressing large bone segmental defects remains a profound challenge in orthopaedic surgery, demanding graft designs that mirror patient-specific defects while ensuring vascularization, osteoconduction, and structural ...
Artículo
Estudio de biocompatibilidad y osteointegración de nuevos materiales protésicos
(Ibáñez & Plaza, 2020)
Objetivos Los implantes óseos son utilizados cada vez con mayor frecuencia en la práctica clínica y, entre los materiales, el Ti o sus aleaciones son los de mejor rendimiento por sus propiedades fisicoquímicas. Aleaciones ...