Patent ID: 7735171

Claim:
A support structure, comprising: a mattress having a plurality of bladders; a bottom sheet having an interior region for receiving the mattress, the bottom sheet having an opening formed in a bottom side thereof; at least one side guard having an elongated shape, disposed on one lateral side of a top surface of the mattress; at least one connection belt connected to the bottom sheet and enclosing the outer edge of the side guard; and at least one positioning assembly disposed between the side guard and the mattress in order to fix the side guard to the mattress, wherein the positioning assembly includes at least one pull strap connected to the bottom sheet, the at least one pull strap being connected to the bottom sheet by a fastener having at least one female adhesive portion disposed on the pull strap and at least one male adhesive portion disposed on an outer side of the bottom sheet, the at least one female portion of the fastener being passed through the opening formed in the bottom side of the bottom sheet to connect with the at least one male adhesive portion of the fastener.