CN219090024U

CN219090024U - Adjustable chair of changing dressings

Info

Publication number: CN219090024U
Application number: CN202223244332.3U
Authority: CN
Inventors: 闫旭; 杨阎峙; 袁南兵; 谭翠霞
Original assignee: Chengdu First Peoples Hospital
Current assignee: Chengdu First Peoples Hospital
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-05-30
Anticipated expiration: 2032-12-05

Abstract

The utility model provides an adjustable dressing change chair which comprises a base, a backrest, a lower limb supporting system and an upper limb supporting system, wherein the backrest and the lower limb supporting system are connected to the base, an angle adjusting device is arranged at the rotatable connection part of the backrest and the lower limb supporting system and the base, the upper limb supporting system is connected to the backrest through a height adjusting device, and an angle adjusting device is arranged at the rotatable connection part of the upper limb supporting system and the height adjusting device. According to the utility model, the angle adjusting device and the height adjusting device are arranged on the dressing change chair, so that the maintenance of the limb posture in limb surgery operation is mainly solved, the difficulty of a patient in maintaining the limb posture is reduced, and the wound surface is conveniently treated by medical staff.

Description

Adjustable chair of changing dressings

Technical Field

The utility model relates to the field of medical instruments, in particular to an adjustable dressing change chair.

Background

The operation of limb wound surfaces, particularly fracture patients, needs to keep limbs in a specific posture or raise the limbs to a certain angle when changing the dressing, but the patients obviously do not have the capability of autonomously completing the action, usually under the guidance and the help of medical staff, and sometimes need the help of a plurality of medical staff, which clearly increases the heavy workload for the medical staff, and most of efforts are used for helping the patients to maintain the posture rather than being used for truly changing the dressing. Meanwhile, due to limited manpower, medical staff can hardly keep the limbs of a patient at one position stably for a long time, and slight shaking not only causes discomfort to the patient, but also increases difficulty in changing the medicine. In addition, if the limb maintaining device is in contact with the limb more, the exposure of the wound surface can be affected, and a certain obstacle can be caused for changing the medicine. At present, a common operation platform of the current medical institution is a dressing change bed or a dressing change chair, and part of the medical institutions are replaced by common sickbeds. The existing operation platform has the defects of simple structure and insufficient adjustable structure, can not maintain different limb postures during limb wound operation, and is unfavorable for matching with wound operation for a long time of limbs.

Disclosure of Invention

The utility model aims to provide an adjustable dressing change chair, which aims to solve the problems that the prior operation platform provided in the background art is insufficient in adjustable structure and the exposure of wound surfaces is affected.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an adjustable chair of changing dressings, includes the base, connect in back and low limbs braced system of base, and connect in the upper limbs braced system of back, back and low limbs braced system with the rotatable junction of base installs angle adjusting device, upper limbs braced system passes through height adjusting device and connects on the back, upper limbs braced system with the rotatable junction of height adjusting device installs angle adjusting device.

Further, the base comprises a seat plate and a supporting device connected to the lower surface of the seat plate, wherein the supporting device comprises a bottom plate, a lifting device arranged on the bottom plate, and a left-right angle adjusting device arranged at the top end of the lifting device.

Further, the lifting device adopts hydraulic pressure type, mechanical type or pneumatic type, and is regulated by a pedal.

Further, the left-right angle adjusting device comprises a first support plate connected to the top end of the lifting device and a third support plate connected to the lower portion of the seat plate, the first support plate is rotatably connected with the third support plate, a spring is arranged on the first support plate, the first support plate is connected with the spring to achieve telescopic bolts, bolt holes and limit lugs used for limiting the rotation range of the third support plate, and a plurality of through holes for inserting the bolts are formed in the third support plate and are distributed in an arc shape at equal intervals.

Further, the left-right angle adjusting means may tilt the seat plate as a whole to the left or right by a maximum of 30 °.

Further, the lower limb support system is composed of a left lower limb support and a right lower limb support which are identical in structure, the left lower limb support and the right lower limb support are formed by connecting a thigh section and a shank section, an angle adjusting device is arranged at the rotatable connection position of the shank section and the thigh section, and the thigh section is of a two-section drawing type telescopic structure.

Further, the backrest is integrally formed by an H-shaped metal framework and an elastic foam cushion covered by leather surfaces, and sliding grooves connected with the upper limb supporting system are respectively formed in the vertical rods on the left side and the right side of the H-shaped metal framework along the direction of the vertical rods.

Further, the upper limb support system is composed of a left upper limb support and a right upper limb support which are identical in structure, the left upper limb support and the right upper limb support are formed by connecting a big arm section and a small arm section, an angle adjusting device is arranged at the rotatable connection position of the big arm section and the small arm section, and the big arm section is of a two-section pull type telescopic structure.

Further, the angle adjusting device is a ratchet mechanism and comprises a ratchet wheel, a pawl handle for manually separating the pawl and a torsion spring assembled on the pawl for automatic homing.

Further, the height adjusting device comprises a stepped shaft, a gasket and a locking handle, wherein the stepped shaft is provided with a symmetrical stepped surface A and a symmetrical stepped surface B, one end of the stepped shaft is provided with threads for installing the locking handle, and the gasket is a cylinder with one end being open and the other end being provided with a hole at the bottom.

The utility model has the following beneficial effects:

according to the utility model, the angle adjusting device and the height adjusting device are arranged on the dressing change chair, so that the maintenance of the limb posture in limb surgery operation is mainly solved, the difficulty of a patient in maintaining the limb posture is reduced, and the wound surface is conveniently treated by medical staff.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a right side schematic view of the general structure of the present utility model;

FIG. 2 is an enlarged schematic view of FIG. 1 at A;

FIG. 3 is a schematic view of a three-dimensional structure of a support plate;

FIG. 4 is a schematic view of three structures of a support plate;

FIG. 5 is a schematic view of a first and second angle adjusting device;

FIG. 6 is a schematic view of a stepped shaft and a cross-sectional view thereof;

FIG. 7 is a schematic perspective view of a gasket;

FIG. 8 is a schematic diagram of the assembly of the support bar and the support pad;

fig. 9 is a schematic perspective view of a support pad.

In the drawings, the components represented by the respective marks are as follows:

the device comprises a base-1, a backrest-2, a lower limb supporting system-3, an upper limb supporting system-4, a first angle adjusting device-5, a height adjusting device-6, a supporting rod-7 and a supporting pad-8;

the device comprises a seat board-11, a supporting device-12, a chute-21, a left lower limb support-31, a right lower limb support-32, a left upper limb support-41, a right upper limb support-42, a ratchet wheel-51, a pawl-52, a pawl handle-53, a torsion spring-54, a stepped shaft-61, a gasket-62, a locking handle-63 and a through slot-81;

the device comprises a bottom plate-121, a lifting device-122, a left-right angle adjusting device-123, a pedal-124, a step surface A-611 and a step surface B-612;

one support plate-1231, three support plates-1232, a connecting shaft-1233, a spring-1234, a bolt-1235, a through hole-1236, a bolt hole-1237 and a limiting lug 1238.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an adjustable changing chair comprises a base 1, a backrest 2 and a lower limb support system 3 connected to the base 1, and an upper limb support system 4 connected to the backrest 2.

The base 1 is composed of a seat board 11 and a supporting device 12, wherein the supporting device 12 is connected below the seat board 11 and plays roles of lifting, supporting and angle adjusting the seat board 11. The supporting device 12 includes a bottom plate 121, a lifting device 122 disposed on the bottom plate 121, and a left-right angle adjusting device 123 disposed at the top end of the lifting device 122. The lifting device 122 may be hydraulic, mechanical or pneumatic, and the lifting device 122 may be adjusted by a pedal 124. The left-right angle adjusting device 123 comprises a first support plate 1231 and a second support plate which are connected to the top end of the lifting device 122, a third support plate 1232 and a fourth support plate which are connected to the lower surface of the seat plate 11, the first support plate 1231 and the second support plate are rotatably connected with the third support plate 1232 and the fourth support plate through a connecting shaft 1233, a spring 1234, a bolt 1235 which is connected with the spring 1234 to achieve expansion, a bolt hole 1237 and a limiting lug 1238 which is used for limiting the rotation range of the third support plate 1232 are arranged on the first support plate 1231, a through hole 1236 for the insertion of the bolt 1235 is formed in the third support plate 1232, a plurality of equidistant arc-shaped through holes are distributed, and the arc included angle is 60 degrees. The seat plate 11 is inclined by a certain angle to the left or right as a whole by the left-right angle adjusting means 123, and is inclined at a maximum of 30 °. The seat board 11 is made of metal, and is provided with a cushion (not shown in the figure) made of elastic foam wrapped by leather surface, so as to promote the use experience of the patient. The left and right sides of the seat plate 11 are provided with eye-splice safety belts (not shown in the figure) which can be fast buckled, so that the patient body can be conveniently and assisted to be stabilized.

The lower limb support system 3 is composed of a left lower limb support 31 and a right lower limb support 32 rotatably connected to the front end of the seat plate 11, and the left lower limb support 31 and the right lower limb support 32 have the same structure and are formed by connecting thigh sections and shank sections. A first angle adjusting device 5 is arranged at the rotatable connection part of the thigh section and the front end of the seat plate 11, and the thigh section is used for supporting the thigh part of a patient; the rotatable junction of shank section with thigh section installs second angle adjusting device, shank section is used for supporting patient's shank position and foot. The first angle adjusting device and the second angle adjusting device are used for adjusting angles in the vertical direction. In addition, the thigh section is two sections pull formula telescopic structure, can adjust according to different patient's thigh length.

The backrest 2 is rotatably connected to the rear end of the seat board 11, a first angle adjusting device 5 is installed at the connection part, and the backrest 2 can be adjusted by 95-180 degrees relative to the seat board 11, so that a patient can be ensured to keep a specific posture between sitting and lying. The backrest 2 is integrally formed by an H-shaped metal framework and an elastic foam cushion covered by leather surfaces, and 3 to 5 equidistant cross bars of the H-shaped metal framework are arranged. The vertical rods on the left side and the right side of the H-shaped metal framework are respectively provided with a chute 21 connected with the upper limb supporting system 4 along the vertical rod direction. The left side and the right side of the H-shaped metal framework are provided with eye-splice safety belts (not shown in the figure) which can be fast buckled, so that the patient body can be conveniently and assisted to be stabilized.

The upper limb support system 4 is composed of a left upper limb support 41 and a right upper limb support 42, and the left upper limb support 41 and the right upper limb support 42 can slide up and down along the chute 21 through the height adjusting device 6. The height adjusting device 6 comprises a stepped shaft 61, a gasket 62 and a locking handle 63, wherein the stepped shaft 61 is provided with a symmetrical stepped surface A611 and a symmetrical stepped surface B612, and one end of the stepped shaft 61 is provided with threads for installing the locking handle 63. The gasket 62 is a cylinder with one end open and the other end open at the bottom. The stepped shaft section of the stepped surface a611 is disposed in the chute 21, so that the stepped shaft 61 can only slide up and down along the chute 21 and cannot rotate.

The left upper limb support 41 and the right upper limb support 42 have the same structure and are formed by connecting a big arm section and a small arm section. The large arm section is rotatably connected with a stepped shaft section provided with the step surface B612, a first angle adjusting device 5 is arranged at the joint, and the large arm section is used for supporting the large arm part of a patient; the small arm section is rotatably connected with the large arm section, a second angle adjusting device is arranged at the joint, and the small arm section is used for supporting the small arm part and the hand of a patient. The first angle adjusting device and the second angle adjusting device are used for adjusting angles in the vertical direction. In addition, the big arm section is a two-section drawing type telescopic structure, and the big arm length of different patients can be adjusted.

The first angle adjusting device and the second angle adjusting device are ratchet mechanisms, only have differences in size, and comprise a ratchet wheel 51, a pawl 52, a pawl handle 53 and a torsion spring 54, wherein the torsion spring 54 is assembled on the pawl 52 and is used for realizing automatic homing of the pawl 52, and the pawl handle 53 is used for manually separating the pawl 52 from the ratchet wheel 51.

The thigh section, the shank section, the thigh section and the shank section all comprise two support rods 7 which are arranged in parallel, and the support cushion 8 can be selectively placed on the support rods 7. The supporting pad 8 is circular, one surface of the supporting pad 8 is provided with a through groove 81 matched with the supporting rod 7, and the position of the supporting pad 8 on the supporting rod 7 can be adjusted so as to be mutually close to, separated from or detached from each other. The support pad 8 is a leather-covered elastic foam. The support rod 7 and the adjustable support pad 8 are adopted, so that the support effect on limbs can be guaranteed, and the naked maximization of the wound surface can be guaranteed when needed, so that the wound surface can be conveniently treated by medical staff.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model.

In the description of the present application, it should be understood that the terms "front," "rear," "sides," "left and right," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the seat, and are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and thus should not be construed as limiting the present application.

In addition, unless explicitly stated or limited otherwise, the terms "connected," "mounted," "disposed," and the like should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

Claims

1. The utility model provides an adjustable chair of changing dressings, includes base (1), connect in back (2) and low limbs braced system (3) of base (1), and connect in upper limbs braced system (4) of back (2), characterized in that, back (2) and low limbs braced system (3) with base (1) rotatable junction installs angle adjusting device, upper limbs braced system (4) are connected through height adjusting device (6) on back (2), angle adjusting device is installed to upper limbs braced system (4) with height adjusting device (6) rotatable junction, angle adjusting device is ratchet, including ratchet (51), pawl (52), be used for the manual separation pawl handle (53) of pawl (52) and assemble torsion spring (54) that are used for automatic homing on pawl (52).

2. An adjustable dressing change chair according to claim 1, wherein the base (1) is composed of a seat plate (11) and a supporting device (12) connected below the seat plate (11), the supporting device (12) comprises a bottom plate (121), a lifting device (122) arranged on the bottom plate (121), and a left-right angle adjusting device (123) arranged at the top end of the lifting device (122), the left-right angle adjusting device (123) comprises a first support plate (1231) connected at the top end of the lifting device (122), a third support plate (1232) connected below the seat plate (11), the first support plate (1231) is rotatably connected with the third support plate (1232), a spring (1234) is arranged on the first support plate (1231), a telescopic bolt (1235) connected with the spring (1234), a bolt hole (1237) and a limiting lug (1238) used for limiting the rotation range of the third support plate (122), and the third support plate (1232) is provided with a plurality of equally-spaced bolts (1236) which are inserted in a circular arc shape.

3. An adjustable dressing change chair according to claim 2, wherein the lifting device (122) is hydraulic, mechanical or pneumatic, and the lifting device (122) is adjusted by means of a foot pedal (124).

4. An adjustable dressing chair according to claim 2 or 3, wherein the left-right angle adjustment means (123) is adapted to tilt the seat plate (11) as a whole up to 30 ° to the left or right.

5. An adjustable dressing change chair according to claim 1, wherein the lower limb support system (3) is composed of a left lower limb support (31) and a right lower limb support (32) which are identical in structure, the left lower limb support (31) and the right lower limb support (32) are formed by connecting thigh sections and shank sections, the rotatable connection part of the shank sections and the thigh sections is provided with the angle adjusting device, and the thigh sections are of two-section drawing type telescopic structures.

6. The adjustable dressing change chair according to claim 1, wherein the backrest (2) is integrally formed by an H-shaped metal framework and an elastic foam cushion covered by leather surfaces, and sliding grooves (21) connected with the upper limb supporting system (4) are respectively formed in the vertical rods on the left side and the right side of the H-shaped metal framework along the vertical rod direction.

7. An adjustable dressing change chair according to claim 1, wherein the upper limb support system (4) is composed of a left upper limb support (41) and a right upper limb support (42) which are identical in structure, the left upper limb support (41) and the right upper limb support (42) are formed by connecting a big arm section and a small arm section, the rotatable connecting part of the big arm section and the small arm section is provided with the angle adjusting device, and the big arm section is of a two-section drawing type telescopic structure.

8. An adjustable dressing change chair according to any one of claims 1 to 3, 5 to 7, wherein the height adjusting means (6) comprises a stepped shaft (61), a washer (62) and a locking handle (63), the stepped shaft (61) is provided with a symmetrical stepped surface a (611) and a symmetrical stepped surface B (612), one end of the stepped shaft (61) is provided with a thread for mounting the locking handle (63), and the washer (62) is a cylinder with an opening at one end and an opening at the bottom.