A prosthesis includes an outer capsule that is made of biosorbable material. An inner capsule is encapsulated by the outer capsule. A layer of fluid is interposed between the outer capsule and the inner capsule. In one implementation, the inner capsule surrounds autologous fluids or saline. Also, the layer of fluid interposed between the outer capsule and the inner capsule may comprise autologous fluids or saline.
