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A force/torque graph is overlaid on a video recording. The graph scrolls right to left in time with the video recording and shows peak values. Reprinted with permission from Chami G, Ward J, Wills D, Phillips R, Sherman K. Smart tool for force measurements during knee arthroscopy: in vivo human study. Stud Health Technol Inform. 2006;119:85–89. Copyright (2006), with permission from IOS Press.
