Patent ID: 7373680

Claim:
A transfer mattress comprising: a top panel having a width, a length, and longitudinally oriented peripheral edges; a bottom panel having said width, said length, and longitudinally oriented peripheral edges and a plurality of perforations wherein said longitudinally oriented peripheral edges of said top and bottom panels are sealingly fastened to one another; and a plurality of baffles each having a width, a length, and spaced apart end edges, and being attached to an inner surface of said top panel and an inner surface of said bottom panel so as to be transversely oriented between said top panel and said bottom panel with said end edges disposed in spaced confronting relation to said sealingly fastened peripheral edges of said top and bottom panels, thereby defining a radially outwardly curved longitudinally extensive, substantially circularly curved pontoon forming a longitudinally extensive chamber between end edges of said baffles and said sealingly fastened peripheral edges of said top and bottom panels, said radially outwardly curved longitudinally extensive perimeter pontoon having a width y that is determined by the following relationship: d ⁢ ⁢ π - x 2 ≤ y wherein d comprises a height of said longitudinally extensive pontoon, and x comprises said width of said baffles.