Mattress overlay with individual foam springs

摘要: A foam overlay (A,A') is disclosed which includes a rectangular base (C) and plurality of individual independently acting springs (B,B'). Each spring block (10,10') polyhedron body (14,14') atop each terminating in planar support surface (12,12'). The are close enough to other, yet separated sufficiently that they act individually independently. may together heavier portions the body, but lighter portions. Medical pad (A') main section (32) secondary (30) shorter D. Foam (B') at higher level than (D) (30). This allows pressure be reduced on lower extremities, such as heel, during prolonged bed rest well upper torso.