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D019644. MedlinePlus. 002975. [ edit on Wikidata] Hip replacement is a surgical procedure in which the hip joint is replaced by a prosthetic implant, that is, a hip prosthesis. [ 1] Hip replacement surgery can be performed as a total replacement or a hemi/semi (half) replacement.
A titanium hip prosthesis, with a ceramic head and polyethylene acetabular cup. Ceramics are now commonly used in the medical fields as dental and bone implants. [8] [9] Surgical cermets are used regularly. Joint replacements are commonly coated with bioceramic materials to reduce wear and inflammatory response.
Some ceramic materials commonly used in joint replacement are alumina (Al 2 O 3), zirconia (ZrO 2), silica (SiO 2), hydroxyapatite (Ca 10 (PO 4) 6 (OH) 2), titanium nitride (TiN), silicon nitride (Si 3 N 4). A combination of titanium and titanium carbide is a very hard ceramic material often used in components of arthroplasties due to the ...
Cobalt-chrome. Cobalt-chrome disc with dental bridges and crowns manufactured using WorkNC Dental. Cobalt-chrome or cobalt-chromium ( CoCr) is a metal alloy of cobalt and chromium. Cobalt-chrome has a very high specific strength and is commonly used in gas turbines, dental implants, and orthopedic implants. [1]
Hip resurfacing has been developed as a surgical alternative to total hip replacement (THR). The procedure consists of placing a cap (usually made of cobalt-chrome metal), which is hollow and shaped like a mushroom, over the head of the femur while a matching metal cup (similar to what is used with a THR) is placed in the acetabulum (pelvis socket), replacing the articulating surfaces of the ...
Sit on a chair with good posture and lift one foot up a few inches off of the ground. Begin moving your foot to the right drawing a circle with your toe. Switch directions, drawing circles to the ...
Chobham armour. Chobham armour is the informal name of a composite armour developed in the 1960s at the Military Vehicles and Engineering Establishment, a British tank research centre on Chobham Lane in Chertsey. The name has since become the common generic term for composite ceramic vehicle armour. Other names informally given to Chobham ...
Sánchez (6-3), making his second start since signing a four-year, $22.5 million contract extension, allowed three hits, struck out nine and walked none for his first career complet