Assoc. Prof. Dr. Nor Hamdan Mohamad Yahaya is a distinguished Senior Consultant Orthopaedic Surgeon and Associate Professor, renowned for his expertise in trauma and arthroplasty, particularly complex hip and knee replacements. As Head of the Arthroplasty Unit at UKM Medical Centre, a national referral center, he performs approximately 200 total joint replacements annually. His research in cartilage regeneration for osteoarthritis has yielded over 45 publications and numerous speaking invitations, underscored by accolades like a Gold Medal at the UKM Research and Innovation Expo. Dr. Nor Hamdan brings extensive experience and a dedication to managing challenging orthopaedic cases, making him a leading expert.