Arthrodesis is a type of surgery that joins (fuses) 2 bones in a diseased joint so that the joint can no longer move. It may be done when pain and disability or instability from a diseased joint can no longer be managed with medications, splints, and other methods.
The surgery may be done on joints such as the fingers, knees, ankles, or spine. Depending on the joint and the particular disease the person has, different methods of performing arthrodesis are possible. For example:
WebMD Medical Reference from Healthwise