It is surgery to replace a knee joint by an artificial joint, called a prosthesis.
Procedure
During knee replacement surgery, damaged knee joint cartilage and bone are removed. Then, placed artificial parts called prosthesis, knee.
These pieces can be placed up to three surfaces of the knee joint:
- The lower end of the thigh, called femur bone. The replacement part is usually metal.
- The upper end of the Shin, the large leg bone called the tibia bone. The replacement part is usually made of metal and a strong plastic.
- The back side of the kneecap (patella). The replacement part is usually made from strong plastic.
Why the procedure is performed
The most common reason for knee arthroplasty is the intense pain of arthritis. Your doctor may recommend this replacement if:
- You have symptoms of arthritis of the knee, such as:
-Is unable to sleep during the night because of knee pain.
-Knee pain limited him or prevented to carry out their normal activities, such as bathing, preparing meals and do housework.
-You can not walk or take care of yourself. - His knee pain has not improved with other treatments.
- You understand what the surgery and recovery
Knee arthroplasty is usually performed on people of 60 years onwards. More young people who are having this type of replacement can exercise additional stress on the new knee joint and make it wear prematurely.
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