Bacterial infections represent a significant challenge to the success rate of both short- and long-term titanium implants. Consequently, there is persistent need for effective strategies prevent such infections. In this study, chitosan-based coatings modified with gold or zinc nanoparticles, recognized their antibacterial properties, were electrophoretically deposited (EPD) onto Ti13Zr13Nb alloy thoroughly characterized. The effects EPD voltage, surfactant use, metallic nanoparticle type...

An increasing interest in the fabrication of implants made titanium and its alloys results from their capacity to be integrated into bone system. This integration is facilitated by different modifications implant surface. Here, we assessed bioactivity amorphous titania nanoporous nanotubular coatings (TNTs), produced electrochemical oxidation Ti6Al4V orthopedic implants’ The chemical composition microstructure TNT layers was analyzed X-ray photoelectron spectroscopy (XPS) diffraction (XRD)....

Titanium and its alloys are often used for long-term implants after their surface treatment. Such modification is usually performed to improve biological properties but seldom increase corrosion resistance. This paper presents research results on such metallic materials modified by a variety of techniques: direct voltage anodic oxidation in the presence fluorides, micro-arc (MAO), pulse laser treatment, deposition chitosan, biodegradable Eudragit 100 poly(4-vinylpyridine (P4VP), carbon...

Currently, a significant problem is the production of coatings for titanium implants, which will be characterized by mechanical properties comparable to those human bone, high corrosion resistance, and low degradation rate in body fluids. This paper aims describe novel chitosan/Eudragit E 100 (chit/EE100) deposited on grade 2 substrate electrophoretic technique (EPD). The deposition was carried out different parameters like content EE100, time deposition, applied voltage. microstructure,...

The surface treatment of titanium implants has been applied mainly to increase bioactivity and, more recently, introduce antibacterial properties. To this end, composite coatings have investigated, particularly those based on hydroxyapatite. present research was aimed at the development another coating type, chitosan–nanosilver, deposited a Ti13Zr13Nb alloy. comprised characterization coating’s microstructure and morphology, time-dependent nanosilver dissolution in simulated body fluid,...

Nowadays, hydroxyapatite coatings are the most common surface modification of long-term implants. These characterized by high thickness and poor adhesion to metallic substrate. The present research is aimed at characterizing properties nanohydroxyapatite (nanoHAp) with addition copper nanoparticle (nanoCu) deposited on Ti13Zr13Nb alloy an electrophoresis process. deposition was carried out for various amounts nanoCu powder average particle sizes. Microstructure, topography, phase, chemical...

Electrochemical anodization is regarded as a facile and easily scalable fabrication method of titania nanotubes (TiO2NTs). However, due to the extended duration calcination further modifications, much faster alternatives are highly required. As response growing interest in laser modification nanotube arrays, comprehensive investigation pulsed-laser irradiation its effect onto TiO2NT properties has been carried out. The impact surface being placed at different angles respect beam was studied...

Titanium dioxide nanotubes/hydroxyapatite nanocomposites were produced on a titanium alloy (Ti6Al4V/TNT/HA) and studied as biocompatible coating for an implant surface modification. As novel approach this type of nanocomposite fabrication, the atomic layer deposition (ALD) method with extremely low number cycles was used to enrich titania nanotubes (TNT) very thin hydroxyapatite coating. X-ray diffraction (XRD) scanning electron microscopy (SEM) determination structure morphology fabricated...

Due to the possibility of bacterial infections occurring around peri-implant tissues, it is necessary provide implant coatings that release antibacterial substances. The scientific goal this paper was produce by electrophoretic deposition (EPD) a smart, chitosan/Eudragit E 100/silver nanoparticles (chit/EE100/AgNPs) composite coating on surface titanium grade 2 using different parameters, such as content AgNPs, applied voltage, and time deposition. morphology, roughness, thickness, chemical...

Dispersed silver nanoparticles (AgNPs) on the surface of titanium alloy (Ti6Al4V) and modified by titania nanotube layer (Ti6Al4V/TNT) substrates were produced chemical vapor deposition method (CVD) using a novel precursor formula [Ag₅(O₂CC₂F₅)₅(H₂O)₃]. The structure volatile properties this compound determined single crystal X-ray diffractometry, variable temperature IR spectrophotometry (VT IR), electron inducted mass spectrometry (EI MS). morphology Ti6Al4V/AgNPs Ti6Al4V/TNT/AgNPs...

The autoclaving process is one of the sterilization procedures implantable devices. Therefore, it important to assess impact hot steam at high pressure on morphology, structure, and properties implants modified by nanocomposite coatings. In our works, we focused studies amorphous titania nanotubes produced titanium alloy (Ti6Al4V) electrochemical oxidation in potential range 5–60 V. Half samples were drying argon stream room temperature, second ones additionally with use immersion acetone...

The preparation of the metal surface before coating application is fundamental in determining properties coatings, particularly roughness, adhesion, and corrosion resistance. In this work, chitosan/Eudragit E 100 (chit/EE100) were fabricated by electrophoretic deposition (EPD) both their microstructure investigated. present research aimed at characterizing effects pretreatment titanium substrate, applied voltage, time on physical, mechanical, electrochemical coatings. coating’s...

A novel composite based on biocompatible hydroxyapatite (HA) nanoparticles and Cu-HKUST-1 (Cu-HKUST-1@HA) has been prepared following a layer-by-layer strategy. was carefully selected from group of four Cu-based metal–organic frameworks as the material with most promising antimicrobial activity. The formation colloidal layer HA confirmed by various techniques, e.g., infrared spectroscopy, powder X-ray diffraction, N2 sorption, transmission electron microscopy imaging, paramagnetic resonance,...

Spacers, in terms of instruments used revision surgery for the local treatment postoperative infection, are usually made metal rod covered by antibiotic-loaded bone cement. One main limitations this temporary implant is debonding effect metal–bone cement interface, leading to aseptic loosening. Material selection, as well surface treatment, should be evaluated order minimize risk fraction and improve implant-cement fixation appropriate manufacturing. In study, Ti13Zr13Nb alloys that were...

Titanium and its alloys is the main group of materials used in prosthetics implantology. Despite their popularity many advantages associated with biocompatibility, these have a few significant disadvantages. These include low biologic activity-which reduces growth fibrous tissue allows loosening prosthesis-the possibility metallosis related inflammation or other allergic reactions, as well abrasion material during operation. Searching for best combinations properties implants today's world...

Laser surface treatment conducted at different power levels is an option to modify titanium bone implants produce nano- and microtopography. However, such processing can lead excess mechanical stress within the layer. This research aims calculate level of residual stresses after Ti grade IV, Ti15Mo, Ti6Al7Nb alloys with Nd:YAG laser. Light scanning electron microscopies (SEM), energy-dispersive X-ray spectroscopy (EDS), diffractometry (XRD), optical profilography, nano-indentation tests were...

Carbon nanotubes are proposed for reinforcement of the hydroxyapatite coatings to improve their adhesion, resistance mechanical loads, biocompatibility, bioactivity, corrosion resistance, and antibacterial protection. So far, research has shown that all these properties highly susceptible composition microstructure coatings. The present is aimed at studies multi-wall carbon in three different combinations: layer, bilayer coating composed deposited on nanohydroxyapatite deposit, hybrid...

Abstract The laser alloying is a continually developing surface treatment because of its significant and specific structuration surface. In particular, it applied for Ti alloys, being now the most essential biomaterials’ group load-bearing implants. present research was performed on Ti13Nb13Zr alloy subject to modification in order determine effects topography some mechanical properties like nanohardness, Young’s modulus, roughness. A pulse Nd:YAG at three different regimes: either 700 W,...