CN212269374U

CN212269374U - Patient auxiliary transfer device

Info

Publication number: CN212269374U
Application number: CN202021554320.9U
Authority: CN
Inventors: 张祥
Original assignee: Nanjing Jiangning Hospital
Current assignee: Nanjing Jiangning Hospital
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-01-01
Anticipated expiration: 2030-07-30

Abstract

The utility model discloses a supplementary transfer device of disease belongs to the medical treatment auxiliary instrument field. A patient assisted transfer device comprising: the bed sheet lifting device comprises a support, a bed sheet and at least two lifting mechanisms, wherein a plurality of cross beams which are parallel to each other and horizontally arranged are fixedly arranged on the support, and the plurality of lifting mechanisms correspond to the plurality of cross beams one to one; the cross beam is provided with a through transverse groove, and the transverse groove is arranged along the length direction of the cross beam; the hoisting mechanism comprises a supporting plate, two slings, two pulleys which are vertically arranged, a worm wheel and a worm, the supporting plate is connected in the transverse groove in a sliding manner, the central shaft of the worm wheel is horizontally arranged, the worm wheel and the worm are both rotationally connected to the supporting plate, the worm wheel is meshed with the worm, and a winch is vertically and fixedly connected to the end face of the worm wheel; two the pulley is arranged respectively in the length direction's of backup pad both ends, compares with prior art, and the transfer device of this application can shift the patient more steadily.

Description

Patient auxiliary transfer device

Technical Field

The utility model relates to a medical treatment auxiliary instrument field, concretely relates to supplementary transfer device of disease.

Background

When carrying out examination and diagnosis, the patient needs to be transferred to the corresponding equipment platform. However, in intensive care and emergency departments, many patients cannot move themselves or are unconscious, but must be transferred to a facility platform for diagnosis and treatment, and generally need to be moved to the corresponding facility platform with the assistance of family members and/or medical staff. This process is time consuming and labor intensive, extending the diagnostic time. In addition, for some patients, the organ or tissue damage that is originally damaged can be caused by improper squeezing and force application during the moving process, and the condition is further worsened.

Although some devices for assisting to lift or transfer patients exist in the current market, the existing auxiliary lifting devices are unstable in work, unstable when lifting and placing the patients, and easy to cause secondary injury to the patients. Especially, when CT examination is performed, collision is more easily caused in the process of moving between a hospital bed and a CT machine.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a transfer device is assisted to disease.

The purpose of the utility model can be realized by the following technical scheme:

a patient assisted transfer device comprising: a bracket, a bed sheet and at least two hoisting mechanisms,

a plurality of cross beams which are parallel to each other and horizontally arranged are fixedly arranged on the bracket, and the plurality of hoisting mechanisms correspond to the plurality of cross beams one to one; the cross beam is provided with a through transverse groove, and the transverse groove is arranged along the length direction of the cross beam;

the hoisting mechanism comprises a supporting plate, two slings, two pulleys which are vertically arranged, a worm wheel and a worm, the supporting plate is connected in the transverse groove in a sliding manner, the central shaft of the worm wheel is horizontally arranged, the worm wheel and the worm are both rotationally connected to the supporting plate, the worm wheel is meshed with the worm, and a winch is vertically and fixedly connected to the end face of the worm wheel; the two pulleys are respectively arranged at two ends of the supporting plate in the length direction, two slings are respectively wound on the peripheral surfaces of the two pulleys, one end of each sling winds the pulley and then extends downwards, a lifting hook is fixedly connected with the sling, and the other end of each sling is wound on the winch;

the bed sheet is laid under a patient, a plurality of lifting rings are arranged on the bed sheet, the lifting rings correspond to the lifting hooks one to one, and at least four lifting hooks are hooked on the bed sheet.

Furthermore, the bed sheet is rectangular, four edges of the bed sheet are wound to form four channels respectively, reinforcing ropes are arranged in the four channels, and two adjacent reinforcing ropes are wound and fixed on the same lifting ring.

Furthermore, the four reinforcing ropes are connected in a tail-ending manner through the hanging ring to form a first rectangular area in an enclosing manner; the quadrilateral region with the largest area formed by any four hooks is a second rectangular region, and the areas of the first rectangular region and the second rectangular region are equal.

Furthermore, a quadrilateral area with the largest area formed by any four hooks is a second rectangular area, and the area of the bed sheet is equal to that of the second rectangular area.

Furthermore, two ends of the supporting plate in the length direction extend downwards to form extending parts, limit pipes which are vertically arranged are arranged on the two extending parts, sliding grooves which are vertically arranged are formed in the extending parts, and the limit pipes are connected with the extending parts in a sliding mode through the sliding grooves; the sling penetrates through the upper end of the limiting pipe and penetrates out of the lower end of the limiting pipe.

Furthermore, a check block is fixedly installed at one end, close to the sling, of the lifting hook, and the cross-sectional area of the check block is larger than that of the inner wall of the limiting pipe.

The utility model has the advantages that:

through the cooperation transmission of worm gear, can provide great drive ratio, medical personnel can not be too hard when the patient of hoisting, fully use manpower sparingly. The transmission process of the worm and gear mechanism is stable, and the patient can be lifted and put down stably. In addition, the transmission of worm gear has reverse auto-lock characteristic, consequently even take off the hand at the in-process that lifts up the patient, the patient also just hovers in the air and can not drop, can effectively avoid the emergence of incident.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic perspective view of a transfer device of the present application;

FIG. 2 is a schematic structural view of a support plate of the present application;

FIG. 3 is a front view of the transfer device of the present application;

fig. 4 is a perspective view of another embodiment of the transfer device of the present application.

The parts corresponding to the reference numerals in the figures are as follows:

1. a support; 2. a hook; 3. a bed sheet; 4. a cross beam; 5. a support plate; 6. a sling; 7. an extension portion; 8. a winch; 9. a limiting pipe; 10. a stopper; 11. a pulley; 12. and a roller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "open hole", "upper", "lower", "thickness", "top", "middle", "length", "inner", "around", and the like, indicate positional or positional relationships, are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

As shown in fig. 1-4, a patient assisted transfer device comprising: the bed sheet lifting device comprises a support 1, a bed sheet 3 and at least two lifting mechanisms, wherein a plurality of cross beams 4 which are parallel to each other and horizontally arranged are fixedly arranged on the support 1, and the plurality of lifting mechanisms correspond to the plurality of cross beams 4 one to one; the cross beam 4 is provided with a through transverse groove which is arranged along the length direction of the cross beam 4; the hoisting mechanism comprises a supporting plate 5, two slings 6, two vertically arranged pulleys 11, a worm wheel and a worm, wherein the supporting plate 5 is connected in the transverse groove in a sliding manner, the central shaft of the worm wheel is horizontally arranged, the worm wheel and the worm are both rotationally connected to the supporting plate 5 and meshed with each other, and a winch 8 is vertically and fixedly connected to the end face of the worm wheel; the two pulleys 11 are respectively arranged at two ends of the supporting plate 5 in the length direction, the two slings 6 are respectively wound on the peripheral surfaces of the two pulleys 11, one end of each sling 6 extends downwards after passing around the pulley 11 and is fixedly connected with the lifting hook 2, and the other end of each sling 6 is wound on the winch 8; the bed sheet 3 is laid under the body of a patient, a plurality of hanging rings are arranged on the bed sheet 3, the hanging rings correspond to the hanging hooks 2 one by one, and at least four hanging hooks 2 are hooked on the bed sheet 3.

The following description specifically describes the principle of use of the transfer device, and for critically ill patients with mobility, the patient generally lies on an operating bed, a nursing bed or a stretcher when arriving at a hospital, and the bed sheet 3 in the present embodiment should be laid under the patient before the patient lies down. The device body, namely the bracket 1 and the hoisting mechanism, is arranged at one side of the equipment platform. When the patient need shift to carry out diagnosis or treatment on the equipment platform, for example when doing the CT inspection, push away the CT machine with the patient together with stretcher, nursing bed or operation table by first, also be the support 1 downside promptly, then remove backup pad 5 for each lifting hook 2 all moves the top of sheet 3, and the worm is rotated to the back, and the drive worm wheel drives capstan winch 8 and rotates, makes the one end that hoist cable 6 was equipped with lifting hook 2 descend, makes each lifting hook 2 collude and links up sheet 3. After the bed sheet 3 is hooked, the worm rotates reversely, the winch 8 rotates to wind the sling 6, the bed sheet 3 and the patient are lifted until the bed sheet 3 is completely separated from the bed surface, then the supporting plate 5 is pulled to move the patient to the upper part of the platform of the CT machine, the worm rotates again, the sling 6 is released, and the patient and the bed sheet are placed on the platform together. At this point, the patient transfer is complete.

It can be understood that the worm gear and the worm can be matched for transmission, so that a larger transmission ratio can be provided, medical staff cannot waste too much when lifting a patient, and manpower is fully saved. The transmission process of the worm and gear mechanism is stable, and the patient can be lifted and put down stably. In addition, the worm gear and the worm are arranged, when the lead angle of the worm is smaller than the equivalent friction angle between the teeth of the meshing wheel, the transmission of the worm has reverse self-locking characteristic, so that even if a patient is lifted off his hands, the patient can only hover in the air and cannot fall off, and safety accidents can be effectively avoided.

Overall, the patient is lifted off the original bed surface, and the patient is moved in the horizontal direction through the translation supporting plate 5 until the patient is moved above the platform, and then slowly placed on the platform. The whole process is linearly translated and lifted, the moving process is stable, artificial limb contact and assistance are not needed, and secondary injury to a patient is effectively avoided.

On the other hand, the bed sheet 3 is directly matched with the bed sheet 3 through the hoisting mechanism, and when the transfer is not needed, the bed sheet 3 is directly used as a common bed sheet 3. When the patient needs to be transferred, the patient can be lifted up by directly hooking the bed sheet 3 without adding an additional auxiliary device for padding under the patient, and the bed is convenient and practical. The material of the bed sheet 3 should have good tear resistance, and the bed sheet 3 contains a metal material, so that the requirements of CT scanning are met; and the bed sheet 3 is not required to be added with rigid materials, so that damage or collision of a patient in the transfer process is prevented, meanwhile, the bed sheet is convenient for nursing staff to lay and clean, and the practicability is high.

More specifically, the bed sheet 3 is rectangular, four edges of the bed sheet 3 are wound to form four channels respectively, reinforcing ropes are arranged in the four channels, and two adjacent reinforcing ropes are wound and fixed on the same lifting ring. Through the arrangement, the four sides of the bed sheet 3 are reinforced, and the edges are prevented from being torn due to large local stress caused by edge hooking.

Furthermore, four reinforcing ropes are connected in a tail-ending manner through the hanging ring to form a first rectangular area in an enclosing manner; the quadrilateral region with the largest area formed by any four hooks 2 is a second rectangular region, and the areas of the first rectangular region and the second rectangular region are equal. Thus, when the patient is lifted, the middle part of the bed sheet 3 deforms, but the four sides are stretched due to the pulling of the lifting hook 2, and the patient is prevented from falling off the bed sheet 3.

The quadrilateral area with the largest area formed by any four hooks 2 is a second rectangular area, and the area of the bed sheet 3 is equal to that of the second rectangular area.

In addition, two ends of the supporting plate 5 in the length direction extend downwards to form extending parts 7, the two extending parts 7 are respectively provided with a vertically arranged limiting pipe 9, the extending parts 7 are provided with vertically arranged sliding grooves, and the limiting pipes 9 are connected with the extending parts 7 in a sliding mode through the sliding grooves; the sling 6 penetrates through the upper end of the limiting pipe 9 and penetrates out of the lower end of the limiting pipe 9. Therefore, when the sling 6 moves downwards to hook the bed sheet 3, the sling 6 cannot shake back and forth due to the action of the limiting pipe 9, and the safety is improved.

More specifically, a stopper 10 is fixedly mounted on one end of the hook 2 near the sling 6, and the cross-sectional area of the stopper 10 is larger than that of the inner wall of the limiting tube 9. Therefore, in the process of lifting the lifting hook 2, the limiting pipe 9 can be moved and pulled up, and the occupied space of the limiting pipe 9 is reduced.

As shown in fig. 4, in another embodiment of the present invention, the rollers 12 are installed at the lower end of the support, so that the application scene of the device is changed, and the device is not fixed in the medical equipment for use, but is used as a mobile tool for loading or transferring patients, after the medical staff moves the patients to the bed sheet 3, the whole device can be pushed to transfer the patients to the side of the medical equipment. The operation of the previous embodiment is repeated to transfer the patient to the medical device.

In addition, a plurality of supporting plates and the cross beam can be connected in series by using the mounting frame, the mounting frame is connected with the support in a sliding mode, and the horizontal position of a patient can be finely adjusted by the aid of the sliding mounting frame.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A patient assisted transfer device, comprising: a bracket, a bed sheet and at least two hoisting mechanisms,

2. The patient auxiliary transfer device of claim 1, wherein the bed sheet is rectangular, four edges of the bed sheet are wound to form four channels, reinforcing ropes are arranged in the four channels, and two adjacent reinforcing ropes are wound and fixed on the same lifting ring.

3. The patient assisted transfer device of claim 2, wherein four of the reinforcement cords are terminated by the lifting loops to define a first rectangular area; the quadrilateral region with the largest area formed by any four hooks is a second rectangular region, and the areas of the first rectangular region and the second rectangular region are equal.

4. The patient auxiliary transfer device of claim 1, wherein the quadrilateral area with the largest area formed by any four hooks is a second rectangular area, and the area of the bed sheet is equal to the area of the second rectangular area.

5. The patient auxiliary transfer device according to claim 1, wherein the two ends of the support plate in the length direction extend downwards to form extension parts, a vertically arranged limiting pipe is arranged on each of the two extension parts, a vertically arranged sliding groove is formed in each extension part, and the limiting pipe is slidably connected with the extension parts through the sliding grooves; the sling penetrates through the upper end of the limiting pipe and penetrates out of the lower end of the limiting pipe.

6. The patient auxiliary transfer device of claim 5, wherein a stopper is fixedly mounted on one end of the hook close to the sling, and the cross-sectional area of the stopper is larger than that of the inner wall of the limiting tube.