L0028360 A surgical operation: total knee replacement. Drawing by Vir Credit: Wellcome Library, London. Wellcome Images images@wellcome.ac.uk http://wellcomeimages.org A surgical operation: total knee replacement. Drawing by Virginia Powell, 1997. Lettering: Total knee replacement 16/1/97 Virg- Powell Observed at Chelsea and Westminster Hospital, Fulham Road, London. In the foreground are trial moulds for different sizes of artificial knee, some red, some mauve, some green. Copyright The Wellcome Trust Drawing 1997 By: Virginia PowellPublished: 16 January 1997 Copyrighted work available under Creative Commons Attribution only licence CC BY 4.0 http://creativecommons.org/licenses/by/4.0/