Joint replacement technology has advanced significantly in recent years, with better materials and more precise surgical techniques leading to the number of these procedures more than doubling in the past decade. But there are limitations to what patients can do after a knee or hip replacement. Many of them struggle to regain the full range of motion and stability of their younger joints, requiring extensive follow-ups and physical therapy. This week’s guest, from Mercy Medical Center in Baltimore, is using innovations like robotic surgery and implanted sensors to give patients their best chance at success with their joint replacement.