JPH1033593A - Patient moving device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a patient moving device with which an attendant can speedily move a patient with much less labor, it is made economical, no burden is loaded to the attendant, operability is improved and the patient does not feel any discomfortability. SOLUTION: Concerning a patient moving device 1 arranged between 1st and 2nd beds so as to move the patient from the 1st bed to the 2nd bed, this device is composed of a plate 2 for move which can be protruded onto the 1st and 2nd beds and can be horizontally moved, a driving device 4 for the plate 2 for move, a rotatable belt 3 covering the surface of the plate 2 for move, a driving device 5 for the belt, and a supporting stand 6 for supporting these parts.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a patient transfer device, and more particularly to a patient transfer device capable of easily transferring a patient between a bed and a stretcher.

[0002]

2. Description of the Related Art Conventionally, in a nursing home or a hospital, a stretcher for transferring a patient, on which a patient is carried, is used. However, when a patient is transferred from a bed to a stretcher, or when a reverse operation is performed, a great burden is imposed on a caregiver, and various devices have been proposed and used.

[0003] For example, the patient transfer bed disclosed in Japanese Patent Application Laid-Open No. Hei 4-336064 is a stretcher with a transfer function configured to be able to slide a floor plate significantly. Further, Japanese Patent Application Laid-Open No. 6-327722 discloses a bed device suitable for assisting the patient's independence and having a mechanism for transferring the patient's body.

Further, Japanese Patent Application Laid-Open Nos. Hei 6-335493 and Hei 6-327727 describe a patient assisting device. In this device, a mechanism for extending a transfer plate to one side is adopted.

Further, Japanese Patent Application Laid-Open No. 6-269777 describes a patient transfer assisting means which can easily transfer a patient on a bed and can be attached to an existing transfer bed.

[0006]

However, the above-mentioned Japanese Patent Application Laid-Open No.
Since the bed for patient transfer described in JP-A-336064 has a mechanism for manually moving the floorboard, the burden on the caregiver is still high, and the bed itself is heavy and the entire bed is expensive. . Further, there is a problem that when purchasing a new bed, it is necessary to purchase not only a device for transfer but also the entire bed with a transfer function.

In the apparatus described in JP-A-6-327722, the bed and the transfer mechanism are integrated, so that the bed itself is heavy and the entire apparatus is expensive. In addition, when purchasing a new stretcher, there is a problem that not only the transfer device but also the entire stretcher with a transfer function must be purchased, as in the above-described device.

Further, in the apparatuses described in JP-A-6-335493 and JP-A-6-327727, when the patient is transferred from the bed to the stretcher, the patient is first moved from the bed to the transfer apparatus main body. Then, since it is necessary to transfer from the transfer device body to the stretcher, there is a problem that the transfer operation must be performed twice.

Further, the patient transfer assistance means described in Japanese Patent Application Laid-Open No. 6-269777 employs a mechanism for manually moving the floorboard using a sheet, so that a burden is still imposed on the caregiver. In addition, there is a problem that the preparation operation and the cleanup before the transfer are complicated.

Therefore, the present invention has been made in view of the problems of the above-mentioned conventional patient transfer apparatus and the like. Patients can be transferred with little effort, existing beds etc. can be used as they are, and it is economical. No work such as preparation and cleanup is required. It is another object of the present invention to provide a patient transfer device with good operability. Another object of the present invention is to provide a patient transfer device that does not cause discomfort to the patient during transfer.

[0011]

According to the first aspect of the present invention,
A patient transfer device, disposed between a first bed and a second bed, for transferring a patient from the first bed to the second bed. , The first
A transfer plate that can protrude above the bed and the second bed and that can move horizontally, a driving device for the transfer plate, and a rotatable belt that covers the surface of the transfer plate and is rotatable. And a driving device for the belt, the transfer plate, the belt, and a support for supporting these driving devices.

According to a second aspect of the present invention, when the transfer plate is inserted into the patient on the first bed, and when the transfer plate is removed from the patient on the second bed. At this time, the mounting surface of the patient on the belt moves in a direction opposite to the moving direction of the transfer plate, and the belt is moved at a speed twice the moving speed of the transfer plate. It is characterized by rotating.

According to a third aspect of the present invention, there is provided a support portion extending vertically in the support base, the support portion supports the transfer plate and the belt, and an intermediate portion of the support portion. A fold portion is formed in the.

According to a fourth aspect of the present invention, there is provided a patient transfer device, which is disposed between a first bed and a second bed.
A patient transfer device for transferring a patient from the first bed to the second bed, comprising: a first transfer plate having flexibility and capable of projecting onto the first bed; , The first
A driving device for the transfer plate, a second transfer plate having flexibility and capable of protruding above the second bed; a drive device for the second transfer plate; A transfer plate, and a rotatable belt that covers the surface of the second transfer plate, and a driving device for the belt,
An accommodation unit that accommodates the first transfer plate, the second transfer plate, and the two transfer plates;
It is characterized by comprising the belt and a support for supporting these driving devices.

According to a fifth aspect of the present invention, when the first transfer plate is inserted into the patient on the first bed and when the first transfer plate is inserted from the patient on the second transfer plate. When the second transfer plate is removed, the mounting surface of the patient on the belt moves in a direction opposite to the moving direction of the first and second transfer plates, The belt is rotated at a speed twice as high as the moving speed of the first and second transfer plates.

According to a sixth aspect of the present invention, a transfer plate is provided at a transfer portion between the first transfer plate and the second transfer plate.

According to the first aspect of the present invention, a patient can be directly transferred from the first bed to the second bed via the present apparatus. In addition, since the first and second beds are separate and independent patient transfer devices, existing beds and the like can be used as they are. Furthermore, since the transfer operation can be performed only by driving the transfer plate and belt driving device, the operations such as preparation and clearing are simple, and the power of the caregiver is not required.

According to the second aspect of the present invention, when the transfer plate is inserted into the patient on the first bed, and when the transfer plate is removed from the patient on the second bed. At this time, since the relative speed between the patient's body and the belt surface becomes zero, no friction occurs between the two and the patient does not feel discomfort.

According to the third aspect of the present invention, since the folding portion is formed in the middle portion of the supporting portion extending in the vertical direction from the support base, the folding device is folded to make the whole apparatus compact. can do.

According to the fourth aspect of the present invention, a patient can be directly transferred from the first bed to the second bed via the present apparatus. In addition, since the first and second beds are separate and independent transfer devices, existing beds and the like can be used as they are. Furthermore, simply by driving the two transfer plate and belt driving devices, not only the transfer operation itself but also preparation and clearing operations can be performed, so that handling is simple and requires the caregiver's power. do not do.

According to the fifth aspect of the present invention, the first transfer plate is inserted into the patient on the first bed and the second transfer plate from the patient on the second bed. When removing the plate, the relative speed between the patient's body and the belt surface is zero.
Therefore, no friction occurs between the two, and the patient does not feel discomfort.

According to the sixth aspect of the present invention, since the transfer plate is provided at the transfer portion between the first transfer plate and the second transfer plate, the patient is not disturbed at the transfer portion. There is no pleasure.

[0023]

Next, a specific example of an embodiment of a patient transfer device according to the present invention will be described with reference to the drawings. FIG. 1 shows a first embodiment of the patient transfer device according to the present invention. The patient transfer device 1 according to the present embodiment includes a transfer plate 2, a belt 3, motors 4 and 5 for driving these, a support 6, and the like.

The transfer plate 2 is formed of a single flat plate and has a dimension on which a patient can be placed, for example, a width of 80.
It is formed to a length of about 0 mm and a length of about 1800 mm. A transfer plate drive motor 4 is located below the transfer plate 2, and a roller (not shown) driven by the motor 4 rotates to move the transfer plate 2 horizontally in the left-right direction in FIG. be able to.

The belt 3 is an endless belt provided to cover the surface of the transfer plate 2. The belt 3 is supported by support rollers 12A and 12B, and a belt drive motor 5 disposed below the belt 3. By means of a driving roller (not shown) driven in the clockwise and counterclockwise directions, it is rotatable in the direction of arrow A.

The support base 6 comprises a lower frame 6a extending in the horizontal direction and a support portion 6b extending in a vertical direction from the lower frame 6a. A plurality of casters 9 are mounted on the lower frame 6a, and the support base 6 is movable. The transfer plate 2, the belt 3, the transfer plate drive motor 4 and the belt drive motor 5 are supported by a support 6b. A folding portion 10 is provided at an intermediate portion of the support portion 6b, and the upper portion of the folding portion 10 is configured to be rotatable with respect to the lower portion with the folding portion 10 as a fulcrum. Therefore, when the patient transfer device 1 is not used, the storage space can be saved by rotating the upper part of the support part 6b by 90 degrees as shown in FIG.

FIG. 3 shows the transfer plate 2 having the folded portions 11A and 11B without the folded portion 10 provided on the support portion 6b. Also in this case, when not in use, the storage portion can be saved by bending the outer portions of the folding portions 11A and 11B of the transfer plate 2 downward.

FIG. 4 shows a case where the transfer plate 2 is formed in a chain shape with a large number of pieces 2a and the like. When the transfer plate 2 is in use, like the transfer plate 2 shown in FIG. 1, the gaps between the pieces 2a are fixed to form a flat plate, and when not in use, the pieces 2a are not used. The connection between them is loosened, and the entire transfer plate 2 is configured to be flexible. Therefore, when the patient transfer device 1 is not used, both ends of the transfer plate 2 can be made to hang downward, so that storage space can be saved.

Next, the operation of the patient transfer apparatus 1 having the above configuration will be described. As shown in FIG. 5A, a patient P is placed on a bed B. Patient transfer device 1
Is placed between the bed B and the stretcher S, and the transfer plate 2 moves to the left and is placed on the stretcher S. And, from this state, the patient P
From the bed B to the stretcher S. The belt 3 rotates counterclockwise, that is, rotates in the direction of the arrow X. Here, the stroke of the transfer plate 2 is a, and the width is b.

As shown in FIG. 5B, the transfer plate 2 is moved rightward at a speed V ₁ , and the right end of the transfer plate 2 is inserted under the patient P. At this time, rotating the belt 3 at a rate 2V ₁ counterclockwise, since the relative speed is 0 with the patient P and the belt surface without friction generated between them, receive the discomfort the patient P Never. At this time, the surface of the bed B and the belt surface are in contact with each other, and the weight of the patient P is supported by the bed B. Therefore, bed B
The surface of the belt and the belt surface friction greatly. When the transfer plate 2 is further moved rightward, the patient P is completely placed on the transfer plate 2 as shown in FIG.

Next, when the transfer plate 2 is slid in the direction of the stretcher S while the belt 3 is in contact with the upper surface of the bed B, the patient P moves on the transfer plate 2 toward the stretcher S. And the transfer plate 2 moves toward the stretcher S side. Here, as shown in FIG. 5D, the moving speed of the patient P with respect to the surface of the bed B is V ₂ , the moving speed of the transfer plate 2 with respect to the surface of the bed B is V ₃ , and the driving motor of the belt 3 is driven. and V ₄ speed counterclockwise. Then, while the transfer plate 2 moves the distance of the stroke a from right to left, the patient P has to move from the right end to the left end on the transfer plate 2. Moving speed V _{2 of} patient P
Is determined by V ₂ = 2 × V ₃ + V ₄ , so that the relative speed of the patient P to the transfer plate 2 moving at the speed V ₃ is V ₃ +
V is _4. Therefore, in order to satisfy the above-mentioned condition, the time during which the transfer plate 2 moves the stroke a is made equal to the time during which the patient P moves on the transfer plate 2. That is, it is necessary to set a / V ₃ = b / (V ₃ + V ₄ ).
From the above, in order to move the patient P at a speed V _2, the speed of the transfer plate _{2 V 3 = V 2 × a} / (a + b), the belt velocity _{V 3 = V 2 × (b} -a) / (a + b ).

As shown in FIG. 6A, when the patient P completely moves on the stretcher S, the transfer plate 2 located below the patient P is pulled out.
As shown in (b), the transfer plate 2 is moved rightward. Here, as in the case of FIG. 5 (b), is moved at a velocity V ₁ of the transfer plate 2 in the right direction, it is rotated in the counterclockwise direction of the belt 3 at a speed 2V _1, the patient P and the belt 3 Since the relative speed with respect to the surface is zero, no friction occurs between the two and the patient P does not feel uncomfortable. still,
The surface of the stretcher S is in contact with the belt surface, and the weight of the patient P is supported by the stretcher S. Therefore,
The surface of the stretcher S and the belt surface friction greatly. Thus, the transfer of the patient P from the bed B to the stretcher S is completed, as shown in FIG. Thereafter, the patient P is carried by moving the stretcher S, and the transfer plate 2 is moved and removed from the bed B to remove the support plate 6.
And move it to the next transfer location.

FIG. 7 shows a second embodiment of the patient transfer apparatus according to the present invention. Patient transfer device 21 in the present embodiment
Are two transfer plates 22A and 22B and a belt 2
3 and drive motors 24A, 24B, 25A,
5B, and accommodation portions 27 such as the transfer plates 22A and 22B.
And a support 26 and the like.

The transfer plates 22A and 22B have flexibility and are formed to have a size on which the patient P can be placed. Below the transfer plates 22A and 22B, transfer plate drive motors 24A and 24B are located, and rollers (not shown) driven by these motors 24A and 24B rotate, and the movement direction is changed by a guide (not shown). By changing, the transfer plate 22
A, 22B can be moved in the horizontal direction to protrude above the bed B or the stretcher S, or can be moved in the vertical direction to be accommodated in the accommodation portion 27. Further, a transfer plate 28 is provided at a transfer portion of the transfer plates 22A and 22B so that the patient P does not feel discomfort when moving through the transfer portion.

The belt 23 includes transfer plates 22A,
2B, the support roller 32A
It is supported by 32B and is rotatable clockwise and counterclockwise, ie, in the direction of arrow Y, by a driving roller (not shown) driven by belt driving motors 25A and 25B disposed below the belt 23.

The support 26 includes a lower frame 26a and a box-shaped support 26b. A housing 27 is formed inside the support 26b, and the belt drive motors 25A and 25B and a part of the belt 23 are housed therein. At the same time, the transfer plates 22A and 22B are accommodated in the vertical direction. A plurality of casters 29 are mounted on the lower frame 26a, and the support base 26 is movable.

Next, the patient transfer device 21 having the above configuration
The operation of will be described. As shown in FIG. 8A, a patient P is placed on a bed B. As in the first embodiment, the patient transfer device 21 is disposed between the bed B and the stretcher S, and transfers the patient P from the bed B to the stretcher S from this state. Patient transfer device 2
One transfer plate 22A, 22B is accommodated in the accommodation portion 27.

As shown in FIG. 8B, while the transfer plate drive motor 24B and the belt drive motor 25B are stopped, the transfer plate drive motor 24A is driven.
The transfer plate 22A is pulled out from the storage portion 27, and is slid rightward on the bed B at a speed V, and the right end of the transfer plate 22A is inserted under the patient P. At this time, if the belt drive motor 25A is rotated in a direction in which the belt 23 is sent out at a speed of 2 V, the relative speed between the patient P and the belt surface becomes 0, so that no friction occurs between the two and the patient P No discomfort. At this time, the surface of the bed B comes into contact with the belt surface, and the weight of the patient P is
Supported by. Therefore, the surface of the bed B and the belt surface are largely rubbed. When the transfer plate 2 is further moved rightward, the patient P is completely placed on the transfer plate 22A as shown in FIG. 8C.

Next, while the transfer plate drive motor 24B is stopped, the transfer plate drive motor 24A is rotated in the reverse direction, so that the speed of the transfer plate 22A is stored in the storage portion 27. V, and the belt drive motors 25A and 25B rotate in the direction of winding the belt 23 at the speed V, as indicated by arrows in the figure. Then, the patient P moves at the speed V toward the stretcher S side, and the transfer plate 22A is stored in the storage portion 27.

As shown in FIG. 8D, when the patient P reaches the transfer part of the transfer plates 22A and 22B, this time,
By driving the transfer plate drive motor 24B, the transfer plate 22B is pulled out of the accommodation portion 27, and the stretcher S
The upper side is slid to the left at a speed V, and the belt drive motor 25B is rotated in a direction to feed the belt 23 at the speed V as indicated by the arrow in the figure. Then, the patient P continues to move at the speed V toward the stretcher S side.

When the patient P is completely moved on the stretcher S as shown in FIG. 9 (a), the transfer plate drive motor 24A and the belt drive motor 25A are then turned on as shown in FIG. 9 (b). Is stopped, the transfer plate drive motor 24B is driven to move the transfer plate 22B in the direction in which the transfer plate 22B is stored in the storage portion 27, and is slid rightward on the bed B at a speed V to transfer the transfer plate 22B. Loading plate 22
Withdraw the left end of B from patient P. At this time, the belt 23
When the belt drive motor 25B is rotated in a direction in which the belt is wound at a speed of 2 V, the relative speed between the patient P and the belt surface becomes zero, so that friction does not occur between the two and the patient P feels uncomfortable. Never. At this time, the surface of the bed B and the belt surface are in contact with each other, and the weight of the patient P is supported by the bed B. Therefore, the surface of the bed B and the belt surface are largely rubbed. As shown in FIG. 9C, when the transfer of the patient P from the bed B to the stretcher S is completed, the patient P is moved by moving the stretcher S, and the transfer plate 2 is moved to the next transfer place. Move.

When the patient transfer device 21 in this embodiment is not used, the transfer plates 22A and 22B can be stored in the storage portion 27, so that the storage space can be saved. it can. In this embodiment,
As in the case of the first embodiment, since there is no need to fold the support table or the transfer plate, preparation and clearing are simplified.

[0043]

According to the first aspect of the present invention, the patient can be directly transferred from the first bed to the second bed via the present apparatus, so that it takes twice as much time as in the prior art. And the caregiver can transfer the patient quickly and with less effort. In addition, since existing beds and the like can be used as they are, it is sufficient to introduce only this apparatus when newly introducing the apparatus, which is economical. Furthermore, since the transfer operation can be performed only by driving the transfer plate and belt driving device, preparation and clearing operations are not required, and the power of the caregiver is not required, and the burden on the caregiver is reduced. A patient transfer device can be provided.

According to the second aspect of the present invention, when the transfer plate is inserted into the patient on the first bed and when the transfer plate is removed from the patient on the second bed. In this case, it is possible to provide a patient transfer device in which the patient does not feel discomfort.

According to the third aspect of the present invention, the entire device can be made compact by folding the fold provided at the intermediate portion of the support extending vertically from the support base. A patient transfer device that can be stored in a storage space can be provided.

According to the fourth aspect of the present invention, the patient can be directly transferred from the first bed to the second bed via the present apparatus, so that it takes twice as much as in the conventional case. Without the need for caregivers to transfer patients quickly and with less effort. In addition, since existing beds and the like can be used as they are, it is sufficient to introduce only this apparatus when newly introducing the apparatus, which is economical. In addition, since the transfer operation can be performed only by driving the two transfer plate and belt driving devices, there is no need for operations such as preparation and clearing, and no caregiver's power is required. A patient transfer device that does not burden the user.

According to the fifth aspect of the present invention, when the first transfer plate is inserted into the patient on the first bed, and when the second transfer plate is transferred from the patient on the second bed. It is possible to provide a patient transfer device that does not cause discomfort to the patient when the plate is extracted.

According to the sixth aspect of the present invention, it is possible to provide a patient transfer apparatus in which a patient does not feel discomfort at the transfer section.

[Brief description of the drawings]

FIG. 1 is a front view showing a first embodiment of a patient transfer device according to the present invention.

FIG. 2 is a front view showing the accommodated state of the patient transfer device of FIG. 1;

FIG. 3 is a front view showing another accommodation state of the patient transfer device of FIG. 1;

FIG. 4 is a front view showing another accommodation state of the patient transfer device of FIG. 1;

FIG. 5 is an operation explanatory view of the patient transfer device of FIG. 1;

FIG. 6 is an operation explanatory view of the patient transfer device of FIG. 1;

FIG. 7 is a front view showing a second embodiment of the patient transfer device according to the present invention.

8 is an operation explanatory view of the patient transfer device of FIG. 7;

9 is an operation explanatory view of the patient transfer device of FIG. 7;

[Explanation of symbols]

1, 21 Patient transfer device 2, 22A, 22B Transfer plate 3, 23 Belt 4, 24A, 24B Transfer plate drive motor 5, 25A, 25B Belt drive motor 6, 26 Support stand 9, 29 Caster 10, 11A, 11B Folding part 12A, 12B, 32A, 32B Support roller 27 Housing part 28 Transfer plate B Bed P Patient S Stretcher

 ──────────────────────────────────────────────────続 き Continuation of the front page (71) Applicant 596105264 Takayuki Tsuji 5-7 Fujishirodai, Suita-shi, Osaka Inside the National Cardiovascular Center (72) Inventor Kensumi Doi 2-1 Okyomachi, Shinjuku-ku, Tokyo ( 72) Inventor Makoto Suzuki 2-13-4 Nishihara, Shibuya-ku, Tokyo (72) Inventor Toshiro Fujimoto, No. 6, 17-section, Wasuzu-cho, Miyakonojo, Miyazaki Pref. −101

Claims (6)

[Claims] 1. A patient transfer device disposed between a first bed and a second bed for transferring a patient from the first bed to the second bed, the patient transfer device comprising: A transfer plate capable of protruding above the first bed and the second bed and capable of moving horizontally, a driving device for the transfer plate, and a rotatable cover that covers the surface of the transfer plate A patient transfer device, comprising: a belt; a drive device for the belt; the transfer plate; the belt; and a support for supporting the drive devices. 2. The method according to claim 1, wherein the transfer plate is inserted into a patient on the first bed, and the transfer plate is removed from the patient on the second bed. The mounting surface of the patient moves in a direction opposite to the moving direction of the transfer plate, and the belt is
2. The patient transfer device according to claim 1, wherein the patient transfer device rotates at a speed twice as high as the transfer speed of the transfer plate. 3. A support portion extending in a vertical direction is provided on the support base, the support portion supports the transfer plate and the belt, and a folding portion is formed in an intermediate portion of the support portion. The patient transfer device according to claim 1 or 2, wherein 4. A patient transfer device disposed between a first bed and a second bed for transferring a patient from the first bed to the second bed, the patient transfer device comprising: A first transfer plate having flexibility capable of projecting onto one bed; a driving device for the first transfer plate; and a flexibility capable of projecting onto the second bed. A second transfer plate; a driving device for the second transfer plate; a rotatable belt that covers a surface of the first transfer plate and a surface of the second transfer plate. A driving unit for the belt; a first transfer plate; a storage unit for storing the second transfer plate; two transfer plates; the belt; A patient transfer device, comprising a support for supporting the device. 5. The transfer of the first transfer plate to the patient on the first bed and the second transfer from the patient on the second transfer plate. When removing the transfer plate, the mounting surface of the patient on the belt moves in the direction opposite to the moving direction of the first and second transfer plates, and the belt is 5. The patient transfer device according to claim 4, wherein the patient transfer device rotates at a speed twice as high as the moving speed of the second transfer plate. 6. The first transfer plate and the second transfer plate.
6. The patient transfer device according to claim 4, wherein a transfer plate is provided at a transfer portion of the transfer plate.