Hackensack University Medical Center is the first hospital in New Jersey and the first in the northeastern United States to perform total knee-replacement surgery utilizing the Zimmer Biomet’s Knee Robot called the Robotic Surgical Assistant or ROSA. Harlan Levine, M.D. and Gregg Klein, M.D., are orthopedic surgeons at Hackensack University Medical Center and two of the developers of the ROSA Knee technology. On April 29 and 30, Drs. Levine and Klein successfully performed New Jersey’s first cases of robotic-assisted total knee arthroplasty using the Zimmer Biomet ROSA Knee robot.