Medical Imaging and Rapid Prototyping
A startup company is taking a customized approach to knee replacement surgery, creating knee implants on demand that exactly match a patient’s anatomy. The company, ConforMIS, based in Burlington, MA, is bringing the technology of rapid prototyping, which converts a three-dimensional computer design into a physical object, into the field of orthopedics. The company believes that such custom-made implants can make knee replacement surgery faster, more accurate, and less traumatic to the patient.
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| Customized knees: A depiction of a knee implant designed to cover one part of the knee joint. Credit: ConforMIS |
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Knee replacement surgery repairs damage and relieves pain in patients with severe osteoarthritis or knee injury. Total knee replacement involves removing diseased cartilage and bone from the surfaces of the knee joint–the thigh bone, shin bone, and kneecap–and replacing them with an artificial joint made from a combination of metal and plastic. A partial knee replacement can also be performed on one part of the joint.





