This report provides a critical analysis of three research papers related to total hip arthroplasty, focusing on the challenges and advancements in hip replacement surgery. The report begins with an introduction to hip replacement, highlighting the increasing demand and the ongoing debate about implant surface dependability. It then analyzes the use of metal-to-polyethylene, metal-to-metal, and ceramic surfaces, discussing their advantages and disadvantages. The report includes a SWOT analysis of the selected papers, evaluating their strengths, weaknesses, opportunities, and threats. The conclusion emphasizes the importance of materials with high resistance, corrosion resistance, low wear, and low friction. The report covers key aspects of the research papers, including trunnion wear, cost-effectiveness, and tribological investigations of different materials used in hip joint replacement. The report also includes a comprehensive bibliography of the cited sources.