Patent ID: 11911318
Assignee: nan
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A rollup evacuation sled, comprising;
a bottom sheet having a head end and a foot end, wherein the bottom sheet includes an upper section and a lower section;
a first foam mattress disposed above the bottom sheet;
a second foam mattress disposed above the first foam mattress;
a support sheet disposed above the second foam mattress, wherein a margin stack comprising periphery portions of the bottom sheet and the support sheet forms a sandwiched margin left side and a sandwiched margin right side;
a plurality of spinal boards disposed between the bottom sheet and the second foam mattress in the upper section of the bottom sheet, wherein the spinal boards are spaced apart from each other and wherein the first foam mattress has a plurality of openings in which the spinal boards are respectively disposed;
a plurality of wheel assemblies mounted on each spinal board, wherein each wheel assembly has a wheel extending through respective holes in the bottom sheet;
a foot pouch coupled to the sandwiched margin left and right sides and dimensioned to substantially enclose feet and lower calves of a person lying on the support sheet, wherein the foot pouch is configured to store a stack including the bottom sheet, first and second foam mattresses, spinal boards, and the support sheet, when the stack is rolled up along a longitudinal direction from the head end;
a first stiffening sheet that supports a head/neck portion of the person, wherein the first stiffening sheet is disposed between the bottom sheet and the first foam mattress in the upper section; and
a second stiffening sheet that supports a foot/ankle portion of the person, wherein the second stiffening sheet is disposed between the bottom sheet and the first foam mattress in the lower section under the foot pouch.