A metal frame put over a person in bed to keep the weight of the bedclothes off the body.
A framework of metal strips or other material that forms a cage over an injured part of the body of a patient lying in bed, to protect it from the pressure of the bedclothes.
A cage which is placed over the legs of a patient in bed, in order to take the weight of the bedclothes.
A lightweight frame placed over part of the bed and patient to provide protection of and prevent pressure on an injured or burned part or to contain either heat or cold.