| http://www.w3.org/ns/prov#value | - The siderails are usually constructed from metal or a similarly rigid material such as a stiff plastic or polymer, and may be raised and lowered vertically to accommodate a patient moving into and out of the hospital bed. [0004] Hospital beds also often have a head section of the bed that may be pivoted upwardly about a transverse pivot axis to allow the patient to move to a sitting position.
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