- femur) and the shin bone (tibia) are removed as is often the underside of the kneecap (patella). The artificial parts are then cemented into place. The new knee typically has a metal shell on the end of the femur, a metal and plastic trough on the tibia, and sometimes a plastic button in the kneecap. Total knee replacement may be done on people, usually over 55, whose knees have been damaged by arthritis, trauma, or other destructive diseases of the joint resulting in severe limiting knee pain and significant stiffness, instability (constant giving way) and deformity (lock-knees or bowlegs) of the knee.
Medical dictionary. 2011.
Look at other dictionaries:
Knee replacement — Knee replacement, or knee arthroplasty, is a common surgical procedure most often performed to relieve the pain and disability from degenerative arthritis, most commonly osteoarthritis, but other arthritides as well. [ cite… … Wikipedia
Artificial limb — An artificial limb is a type of prosthesis that replaces a missing extremity, such as arms or legs. The type of artificial limb used is determined largely by the extent of an amputation or loss and location of the missing extremity. Artificial… … Wikipedia
Artificial knee — A replacement for the human knee. An artificial knee typically has a metal shell on the end of the thigh bone (the femur), a metal and plastic trough on the shin bone (the tibia), and sometimes a plastic button in the kneecap (the patella). An… … Medical dictionary
knee — noun ADJECTIVE ▪ left, right ▪ bony, knobbly, knobby (esp. AmE) ▪ bare ▪ bent … Collocations dictionary
Knee — The knee is a joint which has three parts. The thigh bone (the femur) meets the large shin bone (the tibia) to form the main knee joint. This joint has an inner (medial) and an outer (lateral) compartment. The kneecap (the patella) joins the… … Medical dictionary
Knee replacement, total — A surgical procedure in which damaged parts of the knee joint are replaced with artifical parts. The surgery is done by separating the muscles and ligaments around the knee to expose the inside of the joint. The ends of the thigh bone (femur) and … Medical dictionary
artificial — adj. VERBS ▪ be, look, seem ADVERB ▪ extremely, fairly, very, etc. ▪ highly … Collocations dictionary
knee — n. the hinge joint (see ginglymus) between the end of the femur, the top of the tibia, and the back of the patella (kneecap). It is commonly involved in sports injuries (such as a torn meniscus or ligament) and is a common site of osteoarthritis… … The new mediacal dictionary
artificial joint — noun a metal or plastic part that is surgically implanted to replace a natural joint (possibly elbow or wrist but usually hip or knee) • Hypernyms: ↑implant … Useful english dictionary
Total knee replacement — A surgical procedure in which damaged parts of the knee joint are replaced with artifical parts. The surgery is done by separating the muscles and ligaments around the knee to expose the inside of the joint. The ends of the thigh bone (femur) and … Medical dictionary