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Total hip replacement is most commonly used to treat joint failure caused by osteoarthritis. Other indications include rheumatoid arthritis , avascular necrosis , traumatic arthritis , protrusio acetabuli , [3] certain hip fractures , benign and malignant bone tumors , [4] arthritis associated with Paget's disease , [5] ankylosing spondylitis ...
Hip replacement implants can fail. Outcomes are normally recorded in a joint replacement registry to ensure patterns are picked up upon. In 2013 Johnson & Johnson shared documents which indicated that 40% of a class of hip replacement implants which it manufactured had failed.
Physical effects and symptoms. Persons suffering from metallosis can experience any of the following symptoms: Extreme pain (even when not moving); Swelling and inflammation; Loosening of the implant; Joint dislocation; Bone deterioration; Aseptic fibrosis, local necrosis; Hip replacement failure;
A variety of methods may be used to treat the most common being the total hip replacement (THR). However, THRs have a number of downsides including long recovery times and the life spans of the hip joints (often around 20 to 30 years [22] ).
A hip fracture is a break that occurs in the upper part of the femur (thigh bone), at the femoral neck or (rarely) the femoral head. Symptoms may include pain around the hip, particularly with movement, and shortening of the leg. Usually the person cannot walk. A hip fracture is usually a femoral neck fracture.
DePuy identified reasons for the failure of the hip replacement system as component loosening, component malalignment, infection, fracture of the bone, dislocation, metal sensitivity and pain. Additional complications from the hip replacement system may include increased metal ion levels in the blood, bone staining, necrosis , swelling , nerve ...
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