References: Haddad, Fares. How Procedural Innovation Has Changed My Practice: Mako TKA. World Arthroplasty Congress Rome, IT April 2018; Hampp EL, Scholl LY, Chang TC, et al Robotic-arm assisted total knee arthroplasty demonstrated greater accuracy to plan compared to manual technique. 17th annual CAOS Meeting, June 2017, Vol 1, 2017; 1-5. May 08, 2018 · Correction: This story has been updated to reflect that the robotic arm, used as part of the Cafe X automated barista machine, costs $25,000. The company has not yet revealed the full price for ... The robot, which is a mobile tower with four arms, including a camera arm and three instrument arms. The bedside cart, consisting of the image processing equipment and light source, which is transmitted to monitors in the operating suite and sends the image to the surgeon console.