DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
Knee replacement surgery. Surgeons carrying out an operation to replace a knee joint. The patient's knee has been opened up to show layers of fat and other tissues. The surgeons are using tools to remove old bone and implant the new knee components. Artificial knee joints are used to restore mobility in those whose knees have been injured or affected by severe arthritis. For a series of image from different stages of this operation, see M551/493 - M551/508.
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