Medicare spends an average of $16,500 to $33,000 per patient for the surgery, hospitalization, and recovery from hip and knee replacements, but depending on the provider and where the treatment takes place, the quality and cost of these surgeries can vary greatly.edicare spends an average of $16,500 to $33,000 per patient for the surgery, hospitalization, and recovery from hip and knee replacements, but depending on the provider and where the treatment takes place, the quality and cost of these surgeries can vary greatly.
Ledge means a piece of masonry or wood or stone that juts out into an open space. A mountain climber might use a ledge of rock to support his body from falling, for example.
A cornice (from the Italian cornice meaning ledge) is generally any horizontal decorative molding that crowns a building or furniture element â the cornice over a door or window, for instance, or the cornice around the top edge of a pedestal or along the top of an interior wall. A simple cornice may be formed just with a crown molding.