Fitted medical bed sheets are also an important part of a hospital sheet set because fitted medical bed sheets are designed to fit securely to the mattress and stay in place, even when the bed is adjusted or moved.  This is especially important for electric beds, as the fitted medical bed sheets need to accommodate the movement and positioning of the bed without shifting.

Comforter
A comforter is an easy to use layer that sits on top of the mattress. It functions similarly to a duvet and duvet cover, but is instead constructed in one piece, with widely spaced functional stitching that ensures its filling remains evenly distributed. 

Is Flannel The Same As Brushed Cotton?