Patti Jorgensen, no stranger to physical activity, was having great difficulty getting from her parked car to the office. Walking the dogs became a dreaded activity. Finally she got to that point where something had to be done. Following her robotic assisted knee replacements at the Orthopedic & Sports Institute, Patti is back doing things she loves, like dancing. Like walking her dogs. And what about that trek from the car to work? “I don’t even think about it now. Before, I thought about every single step.