W. Walke
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View article: Mechanical and Hemocompatibility Assessment of Selected Technologies for Prosthesis Connection with the Outflow Cannula Graft of the RH PED® Pediatric Pulsatile Pump for Heart Support
Mechanical and Hemocompatibility Assessment of Selected Technologies for Prosthesis Connection with the Outflow Cannula Graft of the RH PED® Pediatric Pulsatile Pump for Heart Support Open
Background: Heart failure in pediatric patients remains a major cause of morbidity and mortality, often associated with congenital heart defects and cardiomyopathies. Mechanical circulatory support (MCS) devices have emerged as critical th…
View article: The Effect of TiN Coating on the Physicochemical Properties of Ti-13Nb-13Zr Alloy for Biomedical Applications
The Effect of TiN Coating on the Physicochemical Properties of Ti-13Nb-13Zr Alloy for Biomedical Applications Open
Biomaterials used for bone implants should be characterized by good corrosion resistance, appropriate mechanical and electrical properties, high metallurgical quality, biocompatibility, abrasion resistance, and relatively low production co…
View article: Characteristics of Mg-Based Sintered Alloy with Au Addition
Characteristics of Mg-Based Sintered Alloy with Au Addition Open
The magnesium-based alloys produced by mechanical alloying (MA) are characterized by specific porosity, fine-grained structure, and isotropic properties. In addition, alloys containing magnesium, zinc, calcium, and the noble element gold a…
View article: Biodegradable scaffolds for bone defect treatment
Biodegradable scaffolds for bone defect treatment Open
Purpose Animals, especially dogs are nowadays treated like family members so that when their pet's health condition has deteriorated, they go with them to the veterinarian. Common reasons for emergency visits include injuries and a decreas…
View article: Modern methods of surface modification for new-generation titanium alloys
Modern methods of surface modification for new-generation titanium alloys Open
The constantly growing need for the use of implants in osteotomy is mainly due to the aging population and the need for long-term use of this type of biomaterials. Improving implant materials requires the selection of appropriate functiona…
View article: Evaluation of Bacterial Adhesion to the ZrO2 Atomic Layer Deposited on the Surface of Cobalt-Chromium Dental Alloy Produced by DMLS Method
Evaluation of Bacterial Adhesion to the ZrO2 Atomic Layer Deposited on the Surface of Cobalt-Chromium Dental Alloy Produced by DMLS Method Open
The main purpose of the research was to analyze the influence of surface modification of the cobalt-based alloy used in dental prosthetics by applying zirconium oxide (ZrO2) layers using the ALD (Atomic Layer Deposition) method. The sample…
View article: The Influence of ZnO Oxide Layer on the Physicochemical Behavior of Ti6Al4V Titanium Alloy
The Influence of ZnO Oxide Layer on the Physicochemical Behavior of Ti6Al4V Titanium Alloy Open
Titanium and its alloys are characterized by high biocompatibility and good corrosion resistance as a result of the ability to form a TiO2 oxide layer. However, based on literature data it can be concluded that titanium degradation product…
View article: Atomic layer deposited ZnO films on stainless steel for biomedical applications
Atomic layer deposited ZnO films on stainless steel for biomedical applications Open
The main goal of carried out tests were the impact of physicochemical properties of surface layers on the course of processes taking place on the surface of implants made of metallic biomaterials used in the bone system. As a precursor of …
View article: Selected Physicochemical Properties of Diamond Like Carbon (DLC) Coating on Ti-13Nb-13Zr Alloy Used for Blood Contacting Implants
Selected Physicochemical Properties of Diamond Like Carbon (DLC) Coating on Ti-13Nb-13Zr Alloy Used for Blood Contacting Implants Open
Despite high interest in the issues of hemocompatibility of titanium implants, particularly those made of the Ti-13Nb-13Zr alloy, the applied methods of surface modification still do not always guarantee the physicochemical properties requ…
View article: Impact of Surface Treatment on the Functional Properties Stainless Steel for Biomedical Applications
Impact of Surface Treatment on the Functional Properties Stainless Steel for Biomedical Applications Open
The main goal of the carried out tests was to analyze the influence of the surface modification of a substrate by depositing composite ZnO layers by the Atomic Layer Deposition (ALD) method. The samples were subjected to preliminary surfac…
View article: The Influence of Hybrid Surface Modification on the Selected Properties of CP Titanium Grade II Manufactured by Selective Laser Melting
The Influence of Hybrid Surface Modification on the Selected Properties of CP Titanium Grade II Manufactured by Selective Laser Melting Open
The human body is an extremely aggressive environment in terms of corrosion. Titanium and its alloys are one of the most popular biomaterials used for implant applications due to biocompatibility. However, every element introduced into the…
View article: Physicochemical Properties of Oxide ZrO2 Layer Deposited by Sol-Gel Method on Ti-6Al-7Nb Alloy
Physicochemical Properties of Oxide ZrO2 Layer Deposited by Sol-Gel Method on Ti-6Al-7Nb Alloy Open
The paper contains the results of the initial surface treatment influence on the properties of the medical Ti-6Al-7Nb alloy with a modified zirconium oxide layer deposited on its surface by sol-gel method. In the paper, the analysis of res…
View article: Comparison of the physicochemical properties of Al2O3 layers applied to the surfaces of cpTi and the Ti6Al7Nb alloy using the ALD method
Comparison of the physicochemical properties of Al2O3 layers applied to the surfaces of cpTi and the Ti6Al7Nb alloy using the ALD method Open
Literature data show that atomic-layer deposition (ALD) is a very important method for depositing layers due to the mechanical and physicochemical properties of the surface.In the literature, little space is devoted to layers of Al2O3, whi…
View article: Physiochemical properties of TiO2 nanoparticle thin films deposited on stainless steel
Physiochemical properties of TiO2 nanoparticle thin films deposited on stainless steel Open
The purpose of this study was to evaluate the usefulness of TiO2 layer to improve hemocompatibility of 316LVM stainless steel. The TiO2 layers studied in this work were deposited from TiCl4 and H2O in a low-pressure Atomic Layer Deposition…
View article: Physicochemical properties of a Ti67 alloy after EO and steam sterilization
Physicochemical properties of a Ti67 alloy after EO and steam sterilization Open
The techniques of surface modification play a significant role in forming the physical and chemical properties of titanium and its alloys.Among many techniques for the layers' application, chemical and electrochemical methods are particula…
View article: Corrosion Resistance, EIS and Wettability of the Implants Made of 316 LVM Steel Used in Chest Deformation Treatment
Corrosion Resistance, EIS and Wettability of the Implants Made of 316 LVM Steel Used in Chest Deformation Treatment Open
The paper presents the influence of mechanical surface damage on the physicochemical properties of plates after implantation made of CrNiMo stainless steel, used in the treatment of anterior surface deformity of the chest. Analysis of the …
View article: Potentiostatic, Potentiodynamic and Impedance Study of TiO2 Layers Deposited of 316 LVM Steel Used for Coronary Stents
Potentiostatic, Potentiodynamic and Impedance Study of TiO2 Layers Deposited of 316 LVM Steel Used for Coronary Stents Open
The objective of the study is assessment of suitability of the ALD method for application of a TiO 2 layer on surface of 316LVM steel used for production of vessel stents. Selection of the appropriate process parameters for application of …
View article: Impact of Sterilisation and Strain Hardening in Drawing Process on Resistance to Electrochemical Corrosion of Wires Intended in Cardiology
Impact of Sterilisation and Strain Hardening in Drawing Process on Resistance to Electrochemical Corrosion of Wires Intended in Cardiology Open
The study presents results of tests of impact of work hardening in cold drawing process, surface treatment and sterilisation on resistance to electrochemical corrosion of wires made of stainless steel X2CrNiMo 17-12-2 intended for cardiolo…
View article: The effect of EO and steam sterilization on the mechanical and electrochemical properties of titanium Grade 4
The effect of EO and steam sterilization on the mechanical and electrochemical properties of titanium Grade 4 Open
Currently, various modifications to surfaces are made more and more frequently in order to improve implants' haemocompatibility.The main criterion determining the applicability of the respective surface-modification method is obtaining a p…
View article: Influence of Surface Modification on Properties of Stainless Steel Used for Implants / Wpływ Modyfikacji Powierzchni Na Właściwości Stali Nierdzewnej Stosowanej Na Implanty
Influence of Surface Modification on Properties of Stainless Steel Used for Implants / Wpływ Modyfikacji Powierzchni Na Właściwości Stali Nierdzewnej Stosowanej Na Implanty Open
The aim of the study was assessment of the influence of stainless steel 316 LVM surface modification on its functional properties. The analyzed steel undergone a surface treatment consisting of the following processes: mechanical polishing…
View article: Impact Of Strain In Drawing Process And Surface Modification On Resistance To Electrochemical Corrosion Of Wires Used In Dentistry
Impact Of Strain In Drawing Process And Surface Modification On Resistance To Electrochemical Corrosion Of Wires Used In Dentistry Open
The study presents the results of research into the impact of strain in cold drawing and surface modification treatment on corrosion properties of wires made of X10CrNi 18-8 steel used in maxillofacial surgery. Scanning microscopy enabled …
View article: Resistance to electrochemical corrosion of the extruded magnesium alloy AZ80 in NaCl solutions
Resistance to electrochemical corrosion of the extruded magnesium alloy AZ80 in NaCl solutions Open
The purpose of this study was to evaluate the electrochemical corrosion resistance of the extruded magnesium alloy AZ80 in NaCl solutions.The resistance to electrochemical corrosion was evaluated on the grounds of registered anodic polaris…
View article: Potentiodynamic and XPS studies of X10CrNi18-8 steel after ethylene oxide sterilization
Potentiodynamic and XPS studies of X10CrNi18-8 steel after ethylene oxide sterilization Open
An innovative development in the treatment of heart, blood and vascular-system diseases using low-invasive techniques led to a development of new forms of tools (among other devices: cardiologic guide wires) made of the X10CrNi18-8 steel.T…
View article: Comparative characteristics of endodontic drills
Comparative characteristics of endodontic drills Open
The work concerns the analysis of influence of the wear process of endodontic instruments on the mechanical and physico-chemical properties of the materials from which they are made. A detailed study of the microstructure, mechanical prope…
View article: Electrochemical characterisation of X10CrNi 18-8 steel in artificial plasma
Electrochemical characterisation of X10CrNi 18-8 steel in artificial plasma Open
Quality of applied guide wires conditions the course of treatment and its success to a great extent. In order to simulate conditions that can be found in blood vascular system samples were exposed to artificial blood plasma (T = 37 } 1 oC)…