Investigation of Corrosion Resistance of Biodegradable Magnesium Alloys for Orthopedic Implant Applications

Thesis Abstract

Abstract
The utilization of biodegradable magnesium alloys for orthopedic implant applications has gained significant interest due to their potential to address the limitations associated with traditional permanent metallic implants. This study focuses on investigating the corrosion resistance of biodegradable magnesium alloys to assess their suitability for orthopedic implant applications. The research methodology involved a comprehensive literature review to understand the background of the study, identify the problem statement, define the objectives, limitations, and scope of the study, and highlight the significance of the research. The study also delves into the experimental methodologies employed to analyze the corrosion behavior of biodegradable magnesium alloys through various electrochemical techniques, surface characterization, and in vitro testing. Chapter one provides an introduction to the research topic, highlighting the significance of utilizing biodegradable magnesium alloys for orthopedic implants. The background of the study discusses the current challenges associated with permanent metallic implants and the potential benefits of biodegradable materials. The problem statement identifies the gaps in knowledge regarding the corrosion behavior of biodegradable magnesium alloys, emphasizing the need for further research in this area. The objectives of the study aim to investigate the corrosion resistance mechanisms of magnesium alloys and their implications for orthopedic implant applications. The limitations and scope of the study are outlined to provide a clear understanding of the research boundaries. Chapter two presents a comprehensive literature review that discusses previous studies on biodegradable magnesium alloys, corrosion mechanisms, surface modifications, and in vitro testing methods. The chapter aims to provide a theoretical framework for understanding the corrosion behavior of magnesium alloys in physiological environments. Chapter three details the research methodology employed in this study, including the selection of magnesium alloy samples, experimental setup for electrochemical testing, surface characterization techniques, and in vitro testing protocols. The chapter also discusses the data analysis methods used to interpret the corrosion behavior of magnesium alloys. Chapter four presents the findings of the study, including the corrosion resistance properties of different magnesium alloy compositions, the influence of surface modifications on corrosion behavior, and the results of in vitro testing to assess biocompatibility. The discussion provides insights into the implications of these findings for orthopedic implant applications and highlights areas for future research. Chapter five concludes the thesis by summarizing the key findings of the study and their implications for the use of biodegradable magnesium alloys in orthopedic implant applications. The study underscores the importance of understanding the corrosion behavior of magnesium alloys to ensure their long-term performance and biocompatibility in physiological environments. This research contributes to the growing body of knowledge on biodegradable materials for medical applications, offering valuable insights for the development of advanced orthopedic implants with improved corrosion resistance properties.