advances in biomechanics and optimization strategies for total hip arthroplasty: a mini-review

Total hip arthroplasty (tha) is a transformative surgical procedure that addresses debilitating hip conditions such as fractures and osteoarthritis, especially in the aging population. optimal acetabular positioning plays a pivotal role in achieving successful outcomes by influencing joint stability, range of motion, and implant longevity. this review synthesizes recent advancements in surgical techniques, including robotic-assisted systems, patient-specific instrumentation (psi), and personalized orthopedics, to address challenges such as malpositioning, dislocation, and implant wear. key factors affecting acetabular alignment—such as the center of rotation, angular positioning, and pelvic tilt—are explored, along with the role of preoperative optimization in enhancing patient outcomes. furthermore, emerging technologies like 3d printing, advanced imaging, and multimodal analgesia are discussed for their impact on precision and recovery. by integrating biomechanical insights and innovation, this review highlights the potential to minimize complications and improve the durability and effectiveness of tha.