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US 11,744,749 B2Granted
Rapid evacuation sled for patients and victims
OwnerChristopher Kenalty, Miriam Gordoninventors
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Abstract
Described is a bariatric version of foldup evacuation sled that includes a bottom sheet, a mattress disposed above the bottom sheet, and a support sheet disposed above the mattress. A margin stack including the bottom sheet and the support sheet forms a sandwiched margin left side and a sandwiched margin right side. The sled may further include a plurality of spinal boards disposed between the bottom sheet and the mattress. Wheel assemblies are mounted on each spinal board. The sled further includes a leg/torso cover coupled to the bottom sheet and dimensioned to substantially enclose legs and lower torso of the person when the leg/torso cover is folded upward over the person lying on the support sheet.
Claims23
A foldup evacuation sled, comprising:
- a bottom sheet having a head end and a foot end;
- a mattress disposed above the bottom sheet;
- a support sheet disposed above the 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 horizontal straps affixed to the sandwiched margin left side and to the sandwiched margin right side, wherein the horizontal straps comprise a chest strap, a waist strap, a knee strap, and a thigh strap, and wherein peripheral portions of a stack including the bottom sheet, the mattress and the support sheet form a sandwiched left side and a sandwiched right side which are configured to respectively enclose at least portions of left and right sides of a person lying on the support sheet when the horizontal straps are tightened to secure the person;
- a plurality of spinal boards disposed between the bottom sheet and the mattress, wherein the spinal boards are spaced apart from each other;
- 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 leg/torso cover coupled to the bottom sheet and dimensioned to substantially enclose legs and lower torso of the person when the leg/torso cover is folded upward over the person lying on the support sheet, wherein the knee and thigh straps overlie the leg/torso cover when the leg/torso cover is folded upward over the person and the knee and thigh straps are tightened;
- a left upper angled strap comprising a strap portion, a strap connector portion, and a connector that couples the strap portion to the strap connector portion, wherein the strap portion is affixed to the sandwiched margin left side and the strap connector portion is affixed to an upper top surface of the leg/torso cover;
- a right upper angled strap comprising a strap portion, a strap connector portion, and a connector that couples the strap portion to the strap connector portion, wherein the strap portion is affixed to the sandwiched margin right side and the strap connector portion is affixed to the upper top surface of the leg/torso cover;
- a left lower angled strap comprising a strap portion, a strap connector portion, and a connector that couples the strap portion to the strap connector portion, wherein the strap portion is affixed to the sandwiched margin left side and the strap connector portion is affixed to a lower top surface of the leg/torso cover;
- and
- a right lower angled strap comprising a strap portion, a strap connector portion, and a connector that couples the strap portion to the strap connector portion, wherein the strap portion is affixed to the sandwiched margin right side and the strap connector portion is affixed to the lower top surface of the leg/torso cover.
9 more elements
A foldup evacuation sled, comprising:
- a bottom sheet having a head end and a foot end;
- a first mattress disposed above the bottom sheet;
- a second mattress disposed above the first mattress;
- a support sheet disposed above the second 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 horizontal straps affixed respectively to the sandwiched margin left side and to the sandwiched margin right side, wherein the horizontal straps comprise a chest strap, a waist strap, a knee strap, and a thigh strap;
- a plurality of spinal boards disposed between the bottom sheet and the second mattress, wherein the spinal boards are spaced apart from each other and wherein the first 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 leg/torso cover coupled to the bottom sheet and dimensioned to substantially enclose legs and lower torso of a person when the leg/torso cover is folded upward over the person lying on the support sheet, wherein the knee and thigh straps overlie the leg/torso cover when the leg/torso cover is folded upward over the person and the knee and thigh straps are tightened;
- a left upper angled strap comprising a strap portion, a strap connector portion, and a connector that couples the strap portion to the strap connector portion, wherein the strap portion is affixed to the sandwiched margin left side and the strap connector portion is affixed to an upper top surface of the leg/torso cover;
- a right upper angled strap comprising a strap portion, a strap connector portion, and a connector that couples the strap portion to the strap connector portion, wherein the strap portion is affixed to the sandwiched margin right side and the strap connector portion is affixed to the upper top surface of the leg/torso cover;
- a left lower angled strap comprising a strap portion, a strap connector portion, and a connector that couples the strap portion to the strap connector portion, wherein the strap portion is affixed to the sandwiched margin left side and the strap connector portion is affixed to a lower top surface of the leg/torso cover;
- and
- a right lower angled strap comprising a strap portion, a strap connector portion, and a connector that couples the strap portion to the strap connector portion, wherein the strap portion is affixed to the sandwiched margin right side and the strap connector portion is affixed to the lower top surface of the leg/torso cover.
10 more elements
Dependencies are inferred from the claim text.