Apparatus for transporting a patient
11207231 · 2021-12-28
Inventors
Cpc classification
A63B22/0605
HUMAN NECESSITIES
A63B21/00181
HUMAN NECESSITIES
A61G7/053
HUMAN NECESSITIES
A63B2210/50
HUMAN NECESSITIES
International classification
A61G7/053
HUMAN NECESSITIES
A61G5/12
HUMAN NECESSITIES
Abstract
An apparatus for transporting a patient. The apparatus includes a supporting portion to grasp part of the body of a patient. A footboard unit is provided upon which the patient is able to stand when supported by the supporting portion, the footboard unit movable along a floor by movable means. A frame is connected between the footboard unit and the supporting portion. The apparatus is configured so that the footboard unit is able to move in proximity to a bed upon which the patient is lying, whereat the supporting portion can grasp the part of the body of the patient, wherein the frame and the supporting portion are able to support the patient in transitioning from a lying position on the bed to a standing position adjacent the bed as the footboard unit is moved relative to the bed.
Claims
1. An apparatus for transporting a patient, the apparatus comprising: a supporting portion to grasp part of the body of a patient; a footboard unit upon which the patient is able to stand when supported by the supporting portion, the footboard unit movable along a floor by movable means; a frame connected between the footboard unit and the supporting portion; the apparatus configured so that the footboard unit is able to move in proximity to a bed upon which the patient is lying, wherein the supporting portion can grasp the part of the body of the patient, wherein the frame and the supporting portion are able to support the patient in transitioning from a lying position on the bed to a standing position adjacent the bed as the footboard unit is moved relative to the bed, wherein the supporting portion comprises a waist supporting portion that is able to be converted from a configuration for supporting the patient around the waist when the patient is standing to a configuration having a seat for supporting the patient when the patient is in a sitting position.
2. The apparatus of claim 1, wherein the frame is height adjustable to accommodate the patient in lying, sitting, and standing positions.
3. The apparatus of claim 2, wherein the height adjustability is motorized.
4. The apparatus of claim 2, wherein the frame includes a telescopic mechanism for height adjustability.
5. The apparatus of claim 1, wherein the ability to grasp is motorized.
6. The apparatus of claim 5, comprising a controller and at least one sensor configured to operate in a feedback loop with the motorized ability to grasp to ensure optimal grasping pressure is applied to the patient.
7. The apparatus of claim 1, wherein the supporting portion comprises separable first and second parts, respectively locatable on opposed sides of the patient and connectable to one another behind the back of the patient, in order to grasp the part of the body of the patient.
8. The apparatus of claim 1, wherein the movable means comprises wheels.
9. The apparatus of claim 8, wherein the wheels are motorized.
10. The apparatus of claim 1, wherein opposed sides of the frame are independently height adjustable so as to laterally redistribute the weight of the patient.
11. An apparatus for transporting a patient, the apparatus comprising: a supporting portion to grasp part of the body of a patient; a footboard unit upon which the patient is able to stand when supported by the supporting portion, the footboard unit movable along a floor by movable means; a frame connected between the footboard unit and the supporting portion; the apparatus configured so that the footboard unit is able to move in proximity to a bed upon which the patient is lying, wherein the supporting portion can grasp the part of the body of the patient, wherein the frame and the supporting portion are able to support the patient in transitioning from a lying position on the bed to at least one of a) a sitting position, and b) a standing position adjacent the bed as the footboard unit is moved relative to the bed; and first and second guide members locatable on either side of the bed for respectively guiding movement of first and second parts of the footboard.
12. The apparatus of claim 11 wherein the guiding movement is sliding.
13. The apparatus of claim 1, wherein the waist supporting portion comprises first and second seat parts that are to be positioned on opposed side of the patient when the patient is standing or lying and which are able to be connected together to form the seat, thereby converting from the configuration for supporting the patient around the waist when the patient is standing to the configuration having the seat for supporting the patient when the patent is in a sitting position.
14. The apparatus of claim 1, wherein the seat is able to be moved between an approximated position in which the first and second seat parts are adjacent one another to a spaced apart position in which the first and second seat parts form a gap there between to facilitate urination and/or bowel movement of the patient.
15. The apparatus of claim 11 wherein the first and second guide members comprise guide rails.
16. The apparatus of claim 11 wherein the first and second guide members are integrated into opposed sides of the bed.
17. The apparatus of claim 11, wherein the supporting portion includes a waist supporting portion which comprises first and second seat parts that are to be positioned on opposed side of the patient when the patient is standing or lying and which are able to be connected together to form a seat, thereby converting from the configuration for supporting the patient around a portion of a waist of the patient when the patient is standing to a configuration having the seat for supporting the patient when the patent is in a sitting position.
18. The assembly of claim 17, wherein the seat is able to be moved between an approximated position in which the first and second seat parts are adjacent one another to a spaced apart position in which the first and second seat parts form a gap there between to facilitate urination and/or bowel movement of the patient.
19. The apparatus of claim 11, wherein opposed sides of the frame are independently height adjustable so as to laterally redistribute the weight of the patient.
20. An apparatus for transporting a patient, the apparatus comprising: a supporting portion to grasp part of the body of a patient; a footboard unit upon which the patient is able to stand when supported by the supporting portion, the footboard unit movable along a floor by movable means; a frame connected between the footboard unit and the supporting portion; the apparatus configured so that the footboard unit is able to move in proximity to a bed upon which the patient is lying, wherein the supporting portion can grasp the part of the body of the patient, wherein the frame and the supporting portion are able to support the patient in transitioning from a lying position on the bed, to at least one of a) a sitting position, and b) a standing position adjacent the bed as the footboard unit is moved relative to the bed; and spaced apart and approximated configurations, wherein in the spaced apart configuration a first part of the frame, footboard unit and supporting portion is relatively spaced to a second part of the frame, footboard unit and supporting portion to allow placement on either side of a patient and an approximated position wherein the first and second parts are closer together to allow the patient to be supported from either side.
21. The assembly of claim 20, wherein the supporting portion includes a waist supporting portion which comprises first and second seat parts that are to be positioned on opposed side of the patient when the patient is standing or lying and which are able to be connected together to form a seat, thereby converting from a configuration for supporting the patient around a portion of a waist of the patient when the patient is standing to a configuration having the seat for supporting the patient when the patent is in a sitting position, wherein the conversion between configurations.
22. The apparatus of claim 20, wherein opposed sides of the frame are independently height adjustable so as to laterally redistribute the weight of the patient.
Description
BRIEF DESCRIPTION OF DRAWINGS
(1) The accompanying drawings illustrate the embodiments of systems, apparatus, methods, and other aspects of the disclosure in an exemplary way. The shown elements may not be drawn to scale.
(2) Various embodiments will hereinafter be described in accordance with the appended drawings, which are provided to illustrate, not limit, the scope, wherein similar designations denote similar elements, and in which:
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DETAILED DESCRIPTION OF THE INVENTION
(29) Patient in this document may refer to a disabled person, for example partially or totally paralysed individual.
(30) References to “one embodiment”, “at least one embodiment”, “an embodiment”, “one example”, “an example”, “for example”, and so on indicate that the embodiment(s) or example(s) may include a particular feature, structure, characteristic, property, element, or limitation, but not every embodiment or example necessarily includes that particular feature, structure, characteristic, property, element, or limitation. Furthermore, repeated use of the phrase “in an embodiment” does not necessarily refer to the same embodiment.
(31) Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of the ordinary skills in the art to which this invention belongs. Although any method and material similar or equivalent to those described herein can also be used in the practice or testing of the present invention, the preferred methods and materials have been described. All publications, patents, and patent applications mentioned herein are incorporated in their entirety.
(32) It is noted that as used herein and in the appended claims, the singular forms “a”, “and”, and “the” include plural referents, unless the context clearly dictates otherwise. In the claims, the terms “first”, “second”, and so forth are to be interpreted merely as ordinal designations; they shall not be limited in themselves. Furthermore, the use of exclusive terminology such as “solely”, “only”, and the like in connection with the recitation of any claim element is contemplated. It is also contemplated that any element indicated to be optional herein may be specifically excluded from a given claim by way of a “negative” limitation. Finally, it is contemplated that any optional feature of the inventive variation(s) described herein may be set forth and claimed independently or in combination with any one or more of the features described herein.
(33) All references cited herein, including publications, patent applications, and patents, are hereby incorporated by reference to the same extent as if each reference were individually and specifically indicated to be incorporated by reference, and were set forth in its entirety herein.
(34) Referring to the figures, the apparatus (
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(36) Let's take for example the case of a patient with completely paralyzed lower body (both legs). In this case the apparatus 10 will have at least a waist supporting portion 16 or a leg supporting portion 82 or preferably both. In this case, there may be no need for the upper supporting portion 14.
(37) Optionally other supporting portions could be added to support other parts of the body like supporting the head/arms, the upper legs, lower legs, knees and/or soles of the feet as needed.
(38) The supporting portion 16 comprises separable first and second parts (
(39) In the exemplary embodiment, the opposed sides 28, 33 are connectable through a rigid connection (
(40) Alternatively, the different parts of the footboard 24 can be spaced apart in a diagonal way (laterally spaced apart and/or longitudinally) which will change the height and position of the rods attached to it and will increase the stability of the footboard for mobilising a tall patient for example.
(41) The rods 18, 20 can be attached to any part of the footboard.
(42) In embodiments, the rods 18, 20 have spherical joints, which may be motorised, at least at the attachment point (
(43) Optionally, additional spherical joints (not shown in the drawings) could be added, for example, in the middle of the rods or at any other point of the different rods. This will enable even more flexibility to the movement of the rods to the supporting portions to make it even easier to grasp a patient lying in the middle of a broad bed, for example.
(44) All spherical joints are optionally motorized and the ability to grasp is preferably motorised.
(45) In use, the supporting portions slide behind the part of the body being grasped. This will require applying some pressure on the mattress to facilitate sliding behind that part of the body. The part of the body needing to be grasped could be the back, the waist, the legs or any other part of the body of the disabled person. The motorised spherical joints with the ability to pivot and to adjust the height of the rods will enable the grasping to take place smoothly.
(46) In an embodiment, a sensor can be used to ensure optimal grasping pressure applied to the patient. The sensor and a controller can operate in a feedback loop with the motorized ability to grasp. Optimal pressure can be set relative to the weight and size of the disabled person, to ensure safe grasping of the patient.
(47) The supporting portions can slide and extend behind around the part of the patient's body that needs to be grasped in a, optionally motorized, telescopic mechanism 38 as shown in
(48) In an alternative embodiment not shown in the figures, the supporting portions comprise a harness. For example, the waist supporting portion 14 can comprise a waist and/or upper leg harness, wherein the waist harness comprises a belt for harnessing around the waist of the patient and the leg harnesses are for harnessing around the legs of the patient. The upper supporting portion 16 optionally comprises an upper harness comprising a belt harnessed around the chest of the patient.
(49) In another alternative embodiment that is not shown in the figures, the apparatus forms part of a bed and is able to be separated from the rest of the bed. This separable part of the bedding or at least the upper layer of the mattress will become upper layer of the supporting portions. In this embodiment, the supporting portion will smoothly slide underneath these separable part of the mattress/beddings, like sliding in an already made pocket in the upper layer of the mattress and fix the patient on the supporting portion to enable the transportation.
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(51) The patient can stand on the footboard unit 24 when supported by the supporting portion 12, 14. The footboard unit 24 is movable along a floor by movable means 26 such as wheels. This will enable transporting the disabled patient for example from the bed to the toilet and back.
(52) The apparatus 10 is configured so that the footboard unit 24 is able to move in proximity to a bed upon which the patient is lying, whereat the supporting portion 12, 14 can grasp part of the body of the patient, wherein the frame 18 and the supporting portion 12, 14 are able to support the patient in transitioning from a lying position on the bed to a standing position adjacent the bed as the footboard unit is moved relative to the bed.
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(54) In
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(57) The movable means comprises, for example, wheels or caterpillars. The wheels or the caterpillars are optionally motorized.
(58) The apparatus 10 includes spaced apart and approximated configurations, wherein in the spaced apart configuration a first (right) part of the frame, footboard unit and supporting portion is relatively spaced to a second (left) part of the frame, footboard unit and supporting portion to allow placement on either side of a patient and an approximated position wherein the first and second parts are closer together to allow the patient to be supported from either side.
(59) The apparatus comprises optionally at least one connector extending between the first and second parts in the spaced apart and the approximated configurations. The first and second parts are able to be spaced apart to a discretely or continuously variable degree.
(60) The first and second parts are able to be moved between the spaced apart and approximated position preferably by motorization.
(61) After grasping the paralyzed part of the patient's body like in
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(63) In the figures, the patient 90 lying on a bed 76 with the left side part of the upper supporting portion 36, the left side seat part of the lower supporting portion 48, the second (left) side part of the leg supporting portion 82, the Second (left) part of the footboard 65 and its Movable means 71 and the rods 20. The patient 90 will be grasped by a combination of these left side parts and cooperating right side parts as described above. The frame 12 can be height adjusted to bring the patient into sitting and standing positions. Further, the footboard unit 24 can be moved relative to the bed to allow the patient to be transferred to a foot end of the bed and then into a standing position beyond the foot end of the bed. The spaceability of the footboard unit 24 allows the apparatus 10 to be positioned on either side of the bed from grasping the patient and manipulating the patient on the bed. Further, the footboard unit 24 can be brought together from the spaced configuration to match a standing gate of the legs of the patient.
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(65) In one embodiment of
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(68) A method of operation of the apparatus 10 will now be described with reference to
(69) The central parts of the footboard unit 66, 67 are positioned at a foot end of the bed. The footboard will be spaced away laterally with the motorized connection 79, 80 approximately to the width of the bed. The first and second side parts of the footboard 61, 62 are movable relative to the central parts along respective sides of the bed along the first and second guide members 83, 84. The first and second guide members will respectively guide the movement of first and second side parts of the footboard unit relatively to the central parts of the footboard.
(70) After grasping the patient, the frame on the side part of the footboard will move (carrying the patient) on the guide members. The guide members are rails in this embodiment. The rails will enable a guided movement of the frame and the patient towards the foot end of the bed to join the central part of the footboard. The Rails in
(71) The first and second guide members are in one embodiment extractable rails from the footboard. Other option is to fix these rails on the right and left sides of the bed (not shown in the figures).
(72) In another embodiment, there will be a groove (instead of rails, not show in the figures) in the side of the bed and in the central part of the footboard, which will guide the movement of first and second side parts 61, 62 of the footboard unit relatively to the central parts of the footboard.
(73) The apparatus can comprise motorization for moving the first and second side parts of the footboard unit along the first and second guide members.
(74) The movement of the first and second side parts of the footboard can be facilitated by raising or lowering the head or the foot end of the bed (using the motor of the bed). This will enable the frame to slide in the groove back and forth.
(75) When the frame and the side parts of the footboard reach the foot end of the bed, it will leave the bed to join the central parts of the footboard.
(76) All the movements mentioned above are optionally motorized. The motor can be integrated in the footboard.
(77) After grasping the paralyzed patient like in
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(80) In another embodiment, the footboard can get completely underneath the bed. An exemplary mechanism to pass the legs of the bed is shown in
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(83) In this embodiment, shown in
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(87) The pins (
(88) In a different embodiment according to
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(90) When the disabled person decides to sit, stand or go to the toilet then he/she can choose to open slots extending longitudinally on respective lateral sides of this specially adapted bed. This process is preferably motorised and will divide the bed (frame and mattress) into three parts. The patient should be lying on the middle part of the bed. The apparatus can now move in the respective slots to grasp and mobilise the patient in the way described with respect to
(91) In a different embodiment (not shown in the drawings), the footboard unit is located at a foot end of a bed in a vertical orientation and the supporting portion is able to grasp the patient in a lying position on the bed, wherein the footboard unit is able to be moved into a horizontal orientation, thereby moving the patient into a standing position. In this embodiment, the footboard does not move underneath the bed. It stays all the time at the foot end of the bed.
(92) Grasping the patient will take place when the frame and the supporting portion extends horizontally from the footboard and parallel to the patient so that the supporting portions can be placed on the side of the body of the patient, preferably in a motorized way.
(93) The movement of the footboard from the vertical orientation to the horizontal orientation can be motorized.
(94) The motorization operates on the bed to raise a head end of the bed or the motorization operates on the footboard unit to move the footboard unit relative to the bed.
(95) As described herein, the waist supporting portion means lower supporting portion.
(96) In
(97) The waist supporting portion comprises first and second seat parts that are to be positioned on opposed side of the patient when the patient is standing or lying and which are able to be connected together to form the seat, thereby converting from the configuration for supporting the patient around the waist when the patient is standing to the configuration having the seat for supporting the patient when the patent is in a sitting position.
(98) The right and left lower seat parts (
(99) In a similar way, the right and left back seat parts (
(100) At least the right and left lower seat parts may have sensors (not shown in the figures) on each side to pay a special attention to the male genital area and not to close completely if the male genitals are in the way.
(101) The seat is able to be moved between an approximated position in which the first and second seat parts 44, 49 are adjacent one another to a spaced apart position in which the first and second seat parts form a gap 50 therebetween to facilitate urination and/or bowel movement of the patient.
(102) In
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(104) In yet another embodiment (not shown), the apparatus comprises a patient suit, optionally made of fabric, wherein the supporting portion and the patient suit include cooperating attachment means (not shown in the figures). This cooperating attachment means comprises plural members located at separate areas on opposed sides and optionally the front and back of the patient suit to guide positioning of the supporting portion and ensure attachment. The cooperating attachment means comprise magnets, Velcro or hook and loop fasteners. The suit can include arm holes, a torso covering portion, sleeves, trouser or shorts with leg holes and/or a neck that are optionally integrated together to share load bearing.
(105) The patient suit comprises an openable portion to allow passage of bodily wastes to a toilet.
(106) The first and second seat parts are able to be moved apart when the patient requires passage of bodily waste in order to open the openable portion of the patient suit.
(107) Opening the openable portion of the patient suit is preferably motorized like in the motorised movement of the seat because the suit is attached to the seat.
(108) In various embodiments of the present disclosure, the apparatus comprises a controller and motorization configured to automate various motorized aspects of the apparatus. One example would be transport of the patient from the bed to another location such as a toilet and return the patient back to the bed. Further, automated functions can include height adjustment of the frame, spacing and bringing together of the footboard, grasping of the patient with the support portions, exercising of the patient (described further below), raising or lowering of the bed, creating slots in the bed, room navigation along the floor of the apparatus, patient weight balancing, chair adjustment, transitioning of the patient between sitting, lying and standing positions, etc.
(109) Such automated functionality can be implemented through an automation system as shown in
(110) With reference to
(111) The purpose of laterally redistributing the weight is to prevent the patient from falling in case he or she starts applying more weight in any direction. The sensor on the scale will send signals to adjust the height of certain rods to bring the patient back into a balanced position.
(112) In another aspect of the present disclosure, the apparatus is configured to include a controller and motorization as part of a training unit to automate or semi-automate exercise of the patient.
(113) The training unit comprises at least the lower supporting portion and the leg supporting portion as shown in
(114) Additional supporting portions for the upper legs, lower legs, knees and soles of the feet will be needed.
(115) Let's take the case of a patient after certain orthopaedic operations. The patient has to walk with a partial weight bearing of 15 kg on the operated limb. The independent height adjustability of each of the frame (rods) and the ability to pivot in all directions will enable exercising with exact allowed weight and range of motion because the frame will be carrying the rest of the weight and the movement will be well controlled.
(116) In one embodiment, the supporting portions and the frame will collapse to be stowed in the side of the patient's bed to make it easier to be used when the patient needs to stand up and move around. The footboard will stay at the foot end of the bed.
(117) In another embodiment, the frame and the supporting portion are collapsible to be stowed in the footboard unit and this footboard will be at the foot end of the bed.
(118) The present apparatus on its own is foldable and compact.
(119) No language in the specification should be construed as indicating any non-claimed element as essential to the practice of the invention.
(120) It will be apparent to those skilled in the art that various modifications and variations can be made to the present invention without departing from the spirit and scope of the invention. There is no intention to limit the invention to the specific form or forms enclosed. On the contrary, the intention is to cover all modifications, alternative constructions, and equivalents falling within the spirit and scope of the invention, as defined in the appended claims. Thus, it is intended that the present invention cover the modifications and variations of this invention, provided they are within the scope of the appended claims and their equivalents.