Dato' Dr Siva Kumar Ariaretnam is a distinguished Consultant Orthopaedic Surgeon at SJMC, renowned for his pioneering work in robotic joint replacements using the Mako Robotic-Arm Assisted System. He excels in adult hip and knee reconstructive and revision surgery, emphasizing minimally invasive techniques like the muscle-sparing anterior approach for hip replacement and Enhanced Recovery After Surgery (ERAS) protocols. His expertise extends to daycare knee replacements, joint preservation, cartilage reconstruction, and stem cell treatments, offering a comprehensive spectrum of surgical options for hip and knee arthritis. Recognized with the Civil Service Excellence Award, Dr. Siva Kumar blends advanced technology with meticulous surgical skill to optimize patient outcomes.