What is arthroplasty?

Joint modification. An arthroplasty is usually a replacement of a joint with metal and plastic. The most common arthroplasties are hip and knee replacements. In the thumb, the arthritic joint is usually replaced with soft tissue. There are replacements for most joints when they wear out.
Replacement. Arthroplasty is defined as a joint replacement or resurfacing. For hips, knees and shoulders, it could involve partial replacement or complete replacement with metal and plastic. Resurfacing with metal or plastic is still an arthroplasty. In smaller joints such as fingers, thumbs, or toes, arthroplasty can also refer to replacing the joint with soft tissue or scar tissue.
Joint replacement. Joint replacement. Depending on the joint in question. Potentially in the hand or fingers and all the way down to the ankle or joints of the great toes.
Joint resurfacing. This is a surgical procedure intended to reduce pain and hopefully restore increased or improved range of motion by realigning or reconstructing a joint with the use of artificial metal, plactic, or ceramic parts on the joint surfaces or, removing the painful ends of the joint surfaces all together leaving a gap between the ends of the bones.

Related Questions

What is a disc arthroplasty?

Surgery... Depending upon the level of involvement; this is a surgical procedure aimed at correcting degenerative spinal disease/disc problems.
A disc replacement. Certain individuals with lumbar or cervical disc disease can qualify for a disc replacement. Somewhat similar to hip and knee replacements done today. The purpose of this procedure is to maintain motion at the level with the disc pathology. This helps to prevent further degeneration of the disc that are adjacent to the level operated on in the future.
Disk replacement. Disk replacement is a surgery to replace the native disk in the neck or back. It is a newer technique that, though fda approved for safety, has shown marginal benefit in the low back. In the neck there is more theoretical benefit, however, long term results are pending, and the alternative of an anterior cervical fusion has a long track record of outstanding results.
Replacement. Of your disk (cartilage shock absorber) in your neck between two bones (vertebrae) with metal and polyethylene. Similar to knee replacement in theory.

What is a facet arthroplasty?

Investigational surg. Facet replacement (arthroplasty) is one type of procedure that is performed after a spinal stenosis surgery and involves replacing the entire facet joint. It is considered investigational at this point by most insurers.

What is a? Knee arthroplasty?

Knee replacement. Total knee replacement they replace the end of femur (thigh) and top end of leg bone (tibia) with a metal joint. Quite effective for chronic knee pain that is severe and you are not able to bear weight. New joint may last for 15-25 years.
Arthroplasty. Generally means knee replacement, resurfacing the tibia, femur, and patella.

What are potential complications after arthroplasty? What complications should I be aware of before agreeing to have arthroplasty? .

Complications. Most common are wound problems, infection, clot formtion, hematoma, stiffness, loosening of components, patellar pain or maltracking, misalignment and sometimes fracture. The surgeon takes all precautions against such complications and they are rare & treatable.
Major. Complications include the risk of bleeding, infection, blood clots, failure of components or the need for future surgery. These risks are all relatively low.