<unk> , or<unk>  arthrodesis, is surgery of the<unk>  to fuse the bones to treat arthritis and for other purposes. There are different types of<unk>  surgery. The surgery involves the use of screws, plates, medical nails, and other hardware to achieve bone union.<unk>  is considered to be the gold standard for treatment of end-stage<unk>  arthritis. It trades joint mobility for relief from pain. Complications may include infection, non-union, and, rarely, amputation. __TOC__
Ankle fusion
Condylar resorption
Nonunion
Four corner fusion
Joint dislocation
Bunion
Binaural fusion
Varus deformity