JP2023064365A - Body position conversion device - Google Patents

Abstract

To provide a body position conversion device which does not occupy a specific space around a bed in the use and allows a care receiver or the like to finely rotate (roll over) in the right direction or left direction.SOLUTION: A body position conversion device 1 comprises: a device body part 3 which can be arranged over a bed 2 in the short side direction of the bed 2; a slide member 4 which is provided in the device body part 3 and can reciprocally slide along the short side direction of the bed 2; a sheet member 5 in the substantially-rectangular shape which can be laid on the upper surface of the bed 2 and has the flexibility; and four suspension members 6 whose one ends are respectively connected to four corners of the sheet member 5 and other ends are connected to the device body part 3 via the slide member 4. In synchronization with the reciprocal slide operation of the slide member 4, any of left and right ends on the longitudinal side of the bed 2 of the sheet member 5 is pulled toward the inward oblique upper side via the suspension members 6.SELECTED DRAWING: Figure 2

Description

The present invention relates to a posture changing device. More particularly, the present invention relates to a postural change apparatus used to prevent the occurrence of pressure ulcers (bedsores) in elderly care recipients in nursing care facilities and bedridden inpatients.

Conventionally, as this type of posture changing device, for example, those disclosed in Patent Documents 1 and 2 are known.
The posture changing device disclosed in Patent Document 1 includes a movable carriage, a support provided on the carriage, a cantilever provided on the support, and an arm provided on the cantilever. At least one of the strut and the cantilever is rotatable in the horizontal direction so that the cantilever is rotatably provided, and at least one string-like body or belt-like body is used to support a patch (covering sheet). ) is detachably and connectably provided, and the other end side of the string-like body or belt-like body that is not connected to the corresponding piece is connected to the carriage through the cantilever beam and at least the arm of the arm. and a driving part is provided on the carriage so that the other end can be reciprocally moved, so that the string-like body or the belt-like body can be moved up and down at the same time or separately. is characterized by
According to such a configuration, it is possible to operate the body position changing device, which cannot be operated near the care recipient when the space between beds in a facility or the like is narrow, in a place with a large space.

Further, in the posture changing device disclosed in Patent Document 2, columns having legs are erected one by one in contact with each short side of the bed, and a guide rail connecting the upper ends of the two columns is passed over. A sliding portion that slides on the guide rail is attached to the guide rail, and a driving portion having a winch mechanism is fixed under the sliding portion, and the hole drilled in the bottom surface of the driving portion passes through the hole. A steel cable that moves up and down by the above mechanism of the driving part is suspended, and two arms that can rotate 360 degrees in the horizontal direction are attached to the lower end of the steel cable. a lifting device for changing posture, which is mounted at an angle and has hooks fixed to the tips of the two arms;
Between the two pipes, a substantially rectangular sheet portion (bedcloth) made of a flexible material such as cloth, leather, soft synthetic resin, etc. is connected at two short sides to the two pipes, respectively, to form the above-mentioned 2. The lifting device for changing body position is mounted between two pipes, a rope longer than the length of the two pipes is inserted through the inside of the two pipes, and loops are formed at both ends of the rope. and an auxiliary tool to be hooked on the hook.
According to such a configuration, it is inexpensive and space-saving, and can be installed in a large room in an ordinary home or hospital.

JP-A-9-135868 JP-A-2002-136556

However, in the posture changing apparatus disclosed in Patent Document 1, a movable carriage is an essential component, and the other end of a string-like body or belt-like body having one end connected to a contact piece is placed in the carriage. Since a driving unit is provided to reciprocate the side, the cart occupies a considerable space around the bed when using the body position changing device, and there is a problem that it interferes with other work. In addition, since the string-like body or belt-like body is provided so as to be vertically movable, there is a problem in that the person being cared for, etc. cannot be turned (turned over) to the right or left.
Also, in the posture changing device disclosed in Patent Document 2, since the steel cable connected to the seat portion moves up and down, it is possible to turn (roll over) the person being cared for rightward or leftward. I had a problem that I couldn't do it.

Therefore, the present inventors have conducted intensive research to solve these problems, and as a result, the bed does not occupy a specific space around the bed when used, and the care recipient etc. is directed to the right or to the right. The present invention was completed based on the idea of the configuration of a body posture changing device that enables the user to turn (roll over) in the left direction.

The present invention has been made to solve the above-mentioned problems in the prior art. To provide a body position changing device that enables a person to turn (roll over) well.

In order to achieve the above object, the configuration of the posture changing device according to the present invention is as follows:
(1) a device main body that can be arranged to straddle the bed across the width direction of the bed;
a slide member provided in the apparatus main body and capable of reciprocating along the lateral direction of the bed;
a flexible, substantially rectangular sheet member that can be laid on the upper surface of the bed;
four suspension members each having one end connected to each of the four corners of the sheet member and having the other end connected to the device main body via the slide member;
In synchronization with the reciprocating sliding motion of the slide member, either the left or right end of the sheet member on the longitudinal side of the bed is pulled inward and obliquely upward via the hanging member. .

The configuration (1) of the body posture changing apparatus of the present invention has the following effects.
That is, according to the above configuration (1), the device body is provided so as to straddle the bed across the width direction of the bed. Other members such as sliding members, hanging members, etc., which are laid under the cared person and move the seat member for rotating (turning over) the cared person to the right or left, are described above. Since it is built into the main body of the device, the posture changing device does not occupy a specific space around the bed when it is in use. As a result, it is possible to solve the problem that the body position changing device interferes with other work when it is used. Further, in synchronism with the reciprocating sliding motion of the slide member, either the left or right end of the seat member on the longitudinal side of the bed is pulled inward and obliquely upward via the hanging member. , the cared person or the like can be turned (turned over) to the right or left.
Thus, according to the above configuration (1), the specific space around the bed is not occupied during use, and the person to be cared or the like can be turned rightward or leftward (turning over). It is possible to provide a posture changing device that allows

In the configuration (1) of the body posture changing apparatus of the present invention, it is preferable to have configurations such as the following (2) to (5).

(2) In the configuration of (1) above, one ends of the four suspension members are detachably connected to four corners of the sheet member.

According to the preferable configuration of (2) above, one end of the four hanging members is attached to the sheet member only when necessary, such as when the person being cared for is turned (turned over) to the right or left. It becomes possible to connect to each of the four corners. Therefore, the four suspension members do not interfere with normal nursing care work.

(3) In the configuration of (1) or (2) above, the device main body is a portal structure with casters.

According to the preferable configuration of (3) above, the device main body can be easily moved and arranged so as to straddle the bed across the width direction of the bed.

(4) In the configuration of any one of (1) to (3) above, pulleys are further provided in front of and behind both left and right ends of the slide member on the longitudinal side of the bed, and the four suspensions are provided. After the other ends of the members are hooked on the corresponding pulleys, the other ends are connected to the ends of the apparatus main body on the same side as the corresponding pulleys.

According to the preferable configuration of (4) above, by sliding the slide member rightward, the suspension members connected to the front left corner and the rear left corner of the seat member are moved inward and obliquely upward via the corresponding pulleys. By moving and pulling the left end of the sheet member diagonally upward inward, the care recipient or the like can be turned rightward (turned over). Further, by sliding the slide member leftward, the suspension members connected to the front right corner and the rear right corner of the seat member are moved inward and obliquely upward via the corresponding pulleys, thereby moving the right end of the seat member. By pulling the part diagonally upward inward, the person to be cared can be turned leftward (turned over).

(5) In any one configuration of (1) to (4) above, a nut fixed to the slide member, a ball screw extending in the slide direction of the slide member and screwed into the nut, and the device A forward/reverse rotation motor fixed to the main body and applying a rotational force to the ball screw is further provided.

According to the preferable configuration of (5) above, the slide member can be easily reciprocally slid left and right by the cooperative action of the ball screw and the nut by rotating the forward/reverse rotation motor forward or backward.

According to the present invention, there is no need to occupy a specific space around the bed when in use, and the body position change allows the person to be cared for to turn (roll over) to the right or left. Equipment can be provided.

BRIEF DESCRIPTION OF THE DRAWINGS The perspective view which looked at the posture change apparatus in one Embodiment of this invention from the front diagonally downward direction 1 is a perspective view of a state in which a body position changing device according to an embodiment of the present invention is installed around a bed, viewed obliquely from the front and below; FIG. 1 is a partial perspective view of a state in which a body position changing device according to an embodiment of the present invention is installed around a bed, as seen obliquely from the front and above; FIG. The perspective view of the state of use of the posture changing device in one embodiment of the present invention as seen from the rear obliquely above. Schematic diagrams for explaining the operation of the body position changing device in one embodiment of the present invention ((a) shows a state in which the care recipient is rotated (rolling over) to the right, (b) shows a state in which the care recipient is turned left). The state of rotating (turning over) in the direction)

Hereinafter, the present invention will be described in more detail using preferred embodiments. However, the following embodiments are merely examples embodying the present invention, and the present invention is not limited thereto.

[Configuration of Posture Changing Device]
First, the configuration of a posture changing apparatus according to an embodiment of the present invention will be described with reference to FIGS. 1 to 3. FIG.

FIG. 1 is a perspective view of a posture changing device according to an embodiment of the present invention as seen from the front and obliquely downward; FIG. FIG. 3 is a partial perspective view of a state in which the body position changing device is installed around the bed, viewed obliquely from the front and above.

As shown in FIGS. 1 to 3, the body posture changing device 1 of the present embodiment includes a device main body 3 that can be arranged so as to straddle the bed 2 in the lateral direction (horizontal direction) of the bed 2, A slide member 4 provided in the device main body 3 and capable of reciprocating along the lateral direction of the bed 2, and a flexible, substantially rectangular sheet member (laying cloth) 5 that can be laid on the upper surface of the bed 2. and four hanging members 6 each having one end connected to each of the four corners of the sheet member 5 and having the other end connected to the device main body 3 via the slide member 4 .
In the posture changing device 1 of the present embodiment, either the left or right end of the longitudinal side of the bed 2 of the sheet member 5 is moved through the hanging member 6 in synchronization with the reciprocating sliding motion of the slide member 4. It is configured to be pulled obliquely inward and upward by the force (see FIG. 5).

Hereinafter, among the four hanging members 6, the hanging members 6 whose one ends are connected to the front right corner, the rear right corner, the front left corner, and the rear left corner of the sheet member 5 are respectively referred to as "hanging member 6a1" and " They are also referred to as "suspension member 6b1", "suspension member 6a2", and "suspension member 6b2".

Such a configuration of the body posture changing device 1 of this embodiment has the following effects.
That is, according to this configuration, the device main body 3 is provided so as to straddle the bed 2 across the width direction (horizontal direction) of the bed 2 . Others such as a slide member 4, a suspension member 6, etc., are laid under the care receiver and move a seat member 5 for rotating (turning over) the care receiver to the right or left. Since the members are incorporated in the apparatus main body 3, the body position changing apparatus 1 does not occupy a specific space around the bed 2 when used. As a result, it is possible to solve the problem that the body position changing device 1 interferes with other work when it is used. Further, in synchronism with the reciprocating sliding motion of the slide member 4, either the left or right end of the seat member 5 on the longitudinal side of the bed 2 is pulled inward and obliquely upward via the hanging member 6. Therefore, it is possible to turn (roll over) the care recipient or the like to the right or left.
In this way, according to this configuration, it does not occupy a specific space around the bed 2 when in use, and it is possible to turn (roll over) the care recipient to the right or left. It is possible to provide the posture changing device 1 that enables.

Further details will be described below.
The size of the sheet member 5 is, for example, about 60-70 cm×about 50-60 cm. As the material of the sheet member 5, for example, two-ply nylon twill mesh, Fusion (registered trademark three-dimensional knitted fabric) manufactured by Asahi Kasei Corporation, or the like can be used. In order to stabilize the shape of the sheet member 5, for example, synthetic resin pipes may be sewn into the left and right edges thereof. Further, edge tape made of, for example, nylon ox fabric may be sewn to the peripheral portion of the sheet member 5 .

As the hanging member 6, for example, a wire rope wound with a spiral tube can be used.

One ends of the four hanging members 6 are detachably connected to the four corners of the sheet member 5, respectively. More specifically, a hook 5a is attached to each of the four corners of the sheet member 5, and one end of each of the four hanging members 6 is attached to a hook engaging member 6c for hanging the hook 5a. (See in particular Figure 1).
According to this configuration, one ends of the four suspension members 6 are attached to the four corners of the sheet member 5 only when necessary, such as when the person being cared for is turned (turned over) to the right or left, for example. It becomes possible to connect. Therefore, the four hanging members 6 do not interfere with normal nursing care work.

The device main body 3 is a portal structure with casters.
More specifically, the device main body 3 includes a pair of left and right caster-equipped leg portions 7 and 8 arranged substantially parallel to the longitudinal direction of the bed 2, and the leg portions 7 and 8 fixedly erected. The guide rail member 11 is composed of vertically elongated rectangular parallelepiped plate-like support posts 9 and 10 and a horizontally elongated substantially rectangular parallelepiped plate-like guide rail member 11 bridging the upper ends of the support posts 9 and 10 .
According to such a configuration, the device main body 3 can be easily moved and arranged so as to straddle the bed 2 in the lateral direction (horizontal direction) of the bed 2 .

It is preferable to use an aluminum frame as the frame material of the device main body 3 in order to reduce the weight. Moreover, it is preferable that the casters have a mechanism capable of preventing the body position changing device 1 from moving. Specifically, the caster may be provided with, for example, a self-brake mechanism or the like. Here, the self-brake mechanism is a mechanism that automatically brakes casters when a load is applied from above.

On the upper surface of the guide rail member 11, the slide member 4 described above is provided so as to be slidable in left and right reciprocation. The slide member 4 is formed to be slightly elongated in the left-right direction, and a pair of left and right pulley mounting members 12 and 13 are fixed to the left and right ends of the slide member 4 in such a manner as to protrude slightly forward and backward. Pulleys 12a and 12b are attached to the front and rear ends of the pulley attachment member 12, respectively. Pulleys 13a and 13b are attached to the front and rear ends of the pulley attachment member 13, respectively.
The other ends of the four hanging members 6 are hooked on the corresponding pulleys 13a, 13b, 12a, and 12b of the slide member 4, respectively, and then the other ends are connected to the corresponding pulleys 13a, 13b, 13a, 13b of the apparatus main body 3. It is connected to the end on the same side as the 13b, 12a, 12b side. More specifically, the other end side of the hanging member 6a1, one end of which is connected to the front right corner of the sheet member 5, is hung on the pulley 13a, and then the other end is connected to the front right portion of the guide rail member 11. It is The other end of the hanging member 6b1, one end of which is connected to the rear right corner of the sheet member 5, is hooked to the pulley 13b, and the other end is connected to the rear right portion of the guide rail member 11. FIG. The other end of the suspension member 6 a 2 , one end of which is connected to the front left corner of the sheet member 5 , is hooked to the pulley 12 a and then the other end is connected to the front left portion of the guide rail member 11 . The other end of the hanging member 6b2, one end of which is connected to the rear left corner of the sheet member 5, is hooked to the pulley 12b, and the other end is connected to the rear left portion of the guide rail member 11. FIG.

According to this configuration, by sliding the slide member 4 rightward (see arrow A in FIG. 5A), the suspension members 6a2 and 6b2 are moved inward and obliquely upward through the pulleys 12a and 12b. By moving (see arrow B in FIG. 5A) and pulling the left end of the sheet member 5 inward and obliquely upward, the person to be cared or the like can be turned rightward (turned over). Further, by sliding the slide member 4 to the left (see arrow 2 in FIG. 5(b)), the suspension members 6a1 and 6b1 are moved inward and obliquely upward through the pulleys 13a and 13b (see the arrow 2 in FIG. 5B). 5(b), the right end of the sheet member 5 is pulled inward and obliquely upward so that the care recipient or the like can be turned leftward (turned over).

The posture changing device 1 of this embodiment includes a nut 14 fixed to the right side of the slide member 4, a ball screw 15 extending in the slide direction (horizontal direction) of the slide member 4 and screwed into the nut 14, and a guide rail. A forward/reverse rotation motor 16 is fixed to the right end of the member 11 and applies a rotational force to the ball screw 15. These members constitute a slide mechanism for the slide member 4. As shown in FIG. Here, the forward/reverse rotation motor 16 can be remotely operated using, for example, a remote controller (not shown).
According to this configuration, by rotating the forward/reverse rotation motor 16 forward or backward, the ball screw 15 and the nut 14 cooperate with each other to easily slide the slide member 4 back and forth.

[Usage and operation of posture changing device]
Next, the usage and operation of the body posture changing device according to one embodiment of the present invention will be described with reference to FIGS. 4 and 5 as well.

FIG. 4 is a perspective view of the state of use of the posture changing device according to one embodiment of the present invention, viewed obliquely from the rear and upward. FIG. 5 is a schematic diagram for explaining the operation of the posture changing device ((a) (b) is a state in which the cared person is turned (rolled over) to the right, and (b) is a state in which the cared person is turned (rolled over) to the left).

First, the sheet member 5 is laid and arranged on the upper surface of the bed 2, and the person to be cared or the like (the person to be cared for or the hospitalized patient) 17 is lying face up on the sheet member 5. As shown in FIG. In this case, the area from the waist to the thigh of the person to be cared 17 is positioned on the sheet member 5 (refer to FIG. 4).

When the care recipient 17 becomes bedridden, it often develops pressure ulcers (bedsores) due to continuous pressure or the like. In order to prevent the occurrence of pressure ulcers (bedsores), it is necessary to periodically change the body position of the person being cared for 17 (rotate the person being cared for 17).
When the person to be cared 17 is to be rotated (turned over), first, as shown in FIG. It is arranged so as to straddle the bed 2. In this case, the guide rail member 11 is arranged to come directly above the waist to the thigh of the person to be cared 17 .
Here, the apparatus main body 3 is a gate-shaped structure with casters, and the casters are provided with a self-brake mechanism. The guide rail member 11 can be firmly fixed at a position where the guide rail member 11 is placed directly above the waist and thighs of the care receiver 17 .

Next, as also shown in FIG. 4, one ends of the four suspension members 6 are connected to the four corners of the sheet member 5, respectively. More specifically, the hook engaging member 6c (see FIG. 1 in particular) at one end of the hanging member 6a1 hung on the pulley 13a on the front right portion of the slide member 4 is attached to the front right corner of the sheet member 5. hook 5a (see FIG. 1 in particular). Further, the hook engaging member 6c at one end of the hanging member 6b1 hooked on the pulley 13b on the rear right portion of the slide member 4 is hooked on the hook 5a on the rear right corner of the sheet member 5. As shown in FIG. Also, the hooking member 6c at one end of the hanging member 6a2 hooked on the pulley 12a on the front left portion of the slide member 4 is hooked on the hook 5a on the front left corner of the sheet member 5. As shown in FIG. Further, the hook engaging member 6c at one end of the hanging member 6b2 hooked on the pulley 12b on the rear left portion of the slide member 4 is hooked on the hook 5a on the rear left corner of the sheet member 5. As shown in FIG.
With the above, the preparation for turning (turning over) the person to be cared, etc. 17 rightward or leftward is completed.

When the person to be cared, etc. 17 is to be rotated (turned over) in the right direction, the forward/reverse rotation motor 16 is remotely operated to rotate in the forward direction so that the ball screw 15 (see FIGS. 3 and 4) is rotated in the forward direction. gives a rotational force of Then, the ball screw 15 and the nut 14 cooperate to slide the slide member 4 to the right (see arrow A in FIG. 5A). As a result, the suspension members 6a2 and 6b2 move inward and obliquely upward through the pulleys 12a and 12b (see arrow B in FIG. 5A), and the left end of the sheet member 5 moves inward and obliquely upward. pulled by. On the other hand, the hanging members 6a1 and 6b1 are loosened (see arrow c in FIG. 5(a)), and the right end of the sheet member 5 is not pulled upward.
As described above, the cared person or the like 17 can be turned rightward (turned over).

When the person to be cared 17 is turned leftward (rolling over), the forward/reverse motor 16 is remotely controlled to rotate in the opposite direction to the ball screw 15 (see FIGS. 3 and 4). gives a rotational force of Then, the ball screw 15 and the nut 14 cooperate to slide the slide member 4 leftward (see arrow 2 in FIG. 5(b)). As a result, the suspension members 6a1 and 6b1 move inward and obliquely upward through the pulleys 13a and 13b (see arrow E in FIG. 5B), and the right end of the sheet member 5 moves inward and obliquely upward. pulled by. On the other hand, the suspension members 6a2 and 6b2 are in a relaxed state (see arrow f in FIG. 5(b)), and the left end of the sheet member 5 is not pulled upward.
As described above, the cared person or the like 17 can be turned leftward (turned over).

In addition, in this embodiment, the case where the slide member 4 is provided on the upper surface of the guide rail member 11 was mentioned as an example and demonstrated. However, the present invention is not necessarily limited to such a configuration. The slide member may be provided on the lower surface of the guide rail member, for example.

Further, in the present embodiment, the other ends of the four hanging members 6 are respectively hooked on the corresponding pulleys 13a, 13b, 12a, 12b provided on the slide member 4, and then the other ends are attached to the main body of the apparatus. 3 are connected to the ends on the same side as the corresponding pulleys 13a, 13b, 12a, 12b. However, the present invention is not necessarily limited to such a configuration. The other end of the suspension member may be connected to the main body of the device via the slide member. For example, instead of providing pulleys on the slide member, the slide member may be provided with a groove for passing the hanging member.

Further, in the present embodiment, the case where the other end of the suspension member 6 is connected to the guide rail member 11 has been described as an example. However, the present invention is not necessarily limited to such a configuration. The other end of the hanging member 6 may be connected to other structural members of the device main body 3 such as the struts 9 and 10, for example.

In the present embodiment, the slide mechanism of the slide member 4 includes a nut 14 fixed to the slide member 4 and a ball screw 15 extending in the slide direction (horizontal direction) of the slide member 4 and screwed into the nut 14. , and the forward/reverse motor 16 fixed to the left end (apparatus main body 3 ) of the guide rail member 11 to apply a rotational force to the ball screw 15 . However, the present invention is not necessarily limited to such a configuration. The slide mechanism of the slide member may use, for example, a linear actuator or the like.

REFERENCE SIGNS LIST 1 posture changing device 2 bed 3 device body 4 slide member 5 sheet member (sheet)
5a Hook 6, 6a1, 6b1, 6a2, 6b2 Hanging member 6c Hooking member 7, 8 Leg with caster 9, 10 Post 11 Guide rail member 12, 13 Pulley mounting member 12a, 12b, 13a, 13b Pulley 14 Nut 15 Ball screw 16 Forward/reverse motor 17 Care recipient, etc. (care recipient or hospitalized patient)

Claims (5)

a device main body that can be arranged to straddle the bed across the width direction of the bed;
a slide member provided in the apparatus main body and capable of reciprocating along the lateral direction of the bed;
a flexible, substantially rectangular sheet member that can be laid on the upper surface of the bed;
four suspension members each having one end connected to each of the four corners of the sheet member and having the other end connected to the device main body via the slide member;
In synchronization with the reciprocating sliding motion of the slide member, either the left or right end of the sheet member on the longitudinal side of the bed is pulled inward and obliquely upward via the hanging member. Posture change device. 2. The posture changing device according to claim 1, wherein one ends of said four hanging members are detachably connected to four corners of said sheet member. 3. The body posture changing device according to claim 1, wherein said device main body is a portal structure with casters. Pulleys are further provided in the front and rear of each of the left and right ends of the slide member on the longitudinal side of the bed, and after the other end sides of the four hanging members are respectively hung on the corresponding pulleys, other 4. The body posture changing device according to any one of claims 1 to 3, wherein the end is connected to the end on the same side as the corresponding pulley side of the device main body. a nut fixed to the slide member; a ball screw extending in the sliding direction of the slide member and screwed into the nut; The posture changing device according to any one of claims 1 to 4, further comprising:

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