An ankylosis of the bones of the fractured right femur (thigh-bone) and tibia (lower leg bone) (figs 1-2) and the radius and ulna (bones of the forearm) joined by a flexible callus (figs 3-4) Engraving, 1749.

Licence: Public Domain Mark

Credit: An ankylosis of the bones of the fractured right femur (thigh-bone) and tibia (lower leg bone) (figs 1-2) and the radius and ulna (bones of the forearm) joined by a flexible callus (figs 3-4) Engraving, 1749. Wellcome Collection. Source: Wellcome Collection.