CN218852993U

CN218852993U - Prevent pressing sore device

Info

Publication number: CN218852993U
Application number: CN202222821449.7U
Authority: CN
Inventors: 李莉; 朱启凤; 姜艳; 刘巧林
Original assignee: Southern Theater Command General Hospital of PLA
Current assignee: Southern Theater Command General Hospital of PLA
Priority date: 2022-10-25
Filing date: 2022-10-25
Publication date: 2023-04-14
Anticipated expiration: 2032-10-25

Abstract

The utility model relates to the technical field of medical equipment, in particular to a sore-preventing device, which comprises a bed board frame assembly and a protective pad arranged on the bed board frame assembly, wherein a first notch structure is arranged on the bed board frame assembly, a second notch structure is arranged on the protective pad corresponding to the first notch structure, and an elastic layer is arranged at the second notch structure; be equipped with in the bed board frame subassembly and prevent pressing sore mechanism, just prevent pressing sore mechanism to be located under the elastic layer position, prevent pressing sore mechanism and can move about and stretch out and offset with the elastic layer elasticity. The utility model discloses convenient to use avoids bed patient or old person's health to contact with the mattress for a long time, can carry out local pressure sore prevention to the health bulge position and handle to avoid producing and press the sore, improve the travelling comfort of lying.

Description

Prevent pressing sore device

Technical Field

The utility model relates to the technical field of medical equipment, more specifically relates to a prevent pressing sore device.

Background

Pressure sores are also called pressure ulcers and bedsores, and are caused by the fact that local tissues of a body are pressed for a long time, so that tissue damage and ulceration necrosis are caused by continuous ischemia, hypoxia and malnutrition, and the pressure sores are easy to occur at a part with a protruded bone, such as the sacral tail part, especially for some old people who are inconvenient to move, the probability of pressure sores on the body is high due to the fact that the old people lie in bed for a long time and are inconvenient to turn over. In hospitals, patients who need to lie in bed for a long time and need to be rested still are inconvenient to move greatly, so that pressure sores are easily generated at the parts of the bodies of the patients, which are in contact with the sickbed, and the improvement of the illness states of the patients is not facilitated.

Most of the existing pressure sore prevention devices are used for pressure sore prevention treatment through a protective cushion; there are also some existing anti-pressure sore mattresses, which are used to perform anti-pressure sore treatment on all parts of a patient in contact with a hospital bed, but do not perform local anti-pressure sore treatment on bony prominence parts.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a prevent pressing sore device, convenient to use avoids bed patient or old person's health to contact with the mattress for a long time, can carry out the local pressure sore treatment of preventing to sclerotin protrusion position to avoid producing and press the sore, improve the travelling comfort of lying.

In order to solve the technical problem, the utility model discloses a technical scheme is:

the bed plate frame assembly is provided with a first notch structure, a second notch structure is arranged on the protective pad corresponding to the first notch structure, and an elastic layer is arranged at the second notch structure; the bed board frame assembly is internally provided with a pressure sore prevention mechanism, the pressure sore prevention mechanism is positioned under the elastic layer, and the pressure sore prevention mechanism can movably stretch out and elastically offset against the elastic layer.

The utility model relates to a pressure sore prevention device, a first notch structure arranged on a bed board frame component and a second notch structure arranged on a protective pad can be used for the movable extension of a pressure sore prevention mechanism; the arrangement of the notch structure can also improve the air permeability of the protective pad; the setting of elastic layer can be used for obtaining the diastole along with preventing pressing the activity of sore mechanism, avoids lying in patient or the old person's back sclerotin bulge position on bed and produces and press the sore, and the setting of elastic layer can also improve the travelling comfort.

Preferably, the sore pressing prevention mechanism comprises a plurality of massage pieces which are arranged in a row and a lifting mechanism, and the massage pieces are connected with the inside of the bed plate frame assembly through the lifting mechanism; when the massage piece rises to the highest position, the massage piece sequentially extends out of the first notch structure and the second notch structure and then is elastically abutted against the elastic layer. The massage piece can avoid human health and bed long-time contact in the in-process of rising and descending activity, avoids producing and presses the sore, and arranges the up-and-down motion of the massage piece that sets up and can be used for playing the massage effect to lying in the convex position of patient's in bed or old person's sclerotin.

Preferably, elevating system includes crank drive assembly, direction subassembly, drive assembly, the direction subassembly is located in the bed board frame subassembly, the both ends and the direction subassembly of massage piece are connected, just the massage piece passes through crank drive assembly and is connected with drive assembly.

Preferably, the crank drive assembly comprises a plurality of cranks and crank shafts, the cranks and crank shafts being alternately connected; for two crankshafts connected to the same crank, the two crankshafts are respectively connected to two end positions of the same crank; the crankshafts are connected with the massage pieces in a one-to-one correspondence mode, and when the driving assembly drives the crank transmission assembly, the adjacent massage pieces can achieve alternate lifting motion.

Preferably, the massage piece is connected with a supporting seat, and the supporting seat is connected with a guide assembly.

Preferably, the guide assembly comprises a guide frame, a plurality of sliding groove groups arranged on the guide frame and sliding block groups connected to the support seat, and the sliding groove groups and the sliding block groups are in one-to-one corresponding sliding connection.

Preferably, the guide assembly further comprises a connecting block movably sleeved with the crank shaft, and the connecting block is connected with the supporting seat.

Preferably, the bed board frame assembly comprises a bed frame and a bed board detachably connected with the bed frame, the bed frame is provided with an accommodating cavity, and the pressure sore prevention mechanism is located in the accommodating cavity; the first notch structure is arranged on the bed board, and the protective pad is arranged on the bed board.

Preferably, the bed frame is connected with the bed board through a connecting piece; the edge of the bed board is connected with a plurality of ear plates, mounting grooves are formed in the positions, corresponding to the ear plates, of the bed frame, the mounting grooves are matched with the ear plates, and the connecting piece is connected between the bed frame and the bed board through the mounting grooves and the ear plates.

Preferably, the elastic layer is elastic cloth, and the elastic cloth covers the second notch structure and is connected with the protective pad.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model relates to a pressure sore prevention device, a first gap structure arranged on a bed board frame component and a second gap structure arranged on a protective pad can be used for the massage part of a pressure sore prevention mechanism to movably extend out, and the arranged massage parts can be used for massaging the protruded part of the bone of a patient lying on the bed or the old, so as to improve the lying comfort of the device; the arrangement of the notch structure can also improve the air permeability of the protective pad; the setting of elastic layer can be used for obtaining the diastole along with the activity of preventing pressing sore mechanism, avoids lying and produces and press the sore in patient or the old person's back sclerotin bulge on bed, can also avoid the massage piece of lifting in turn to produce the unnecessary extrusion rather than the skin of contact.

Drawings

Fig. 1 is a schematic structural view of a pressure sore prevention device of the present invention;

FIG. 2 is a schematic structural view of the protection pad of the present invention;

FIG. 3 is a schematic structural view of the bed plate frame assembly and the anti-pressure sore mechanism of the present invention;

FIG. 4 is a schematic view of the internal structure of the bed plate frame assembly and the pressure sore prevention mechanism of the present invention;

FIG. 5 is a schematic structural view of the pressure sore prevention mechanism of the present invention;

fig. 6 is a schematic structural view of the massage component and the supporting seat of the present invention.

The graphic symbols are illustrated as follows:

1-bed plate frame component, 11-bed frame, 111-accommodating cavity, 112-mounting groove, 113-supporting block, 12-bed plate, 121-first gap structure, 122-lug plate, 13-connecting piece, 2-protective pad, 21-second gap structure, 3-pressure sore prevention mechanism, 31-massage piece, 32-crank transmission component, 321-first crank, 322-first crank shaft, 323-second crank, 324-second crank shaft, 325-third crank, 33-guide component, 331-guide frame, 332-slide groove group, 333-slide block group, 334-connecting block, 34-drive component, 35-supporting seat and 4-elastic layer.

Detailed Description

The present invention will be further described with reference to the following embodiments. Wherein the showings are for the purpose of illustration only and are shown by way of illustration only and not in actual form, and are not to be construed as limiting the present patent; for a better explanation of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.

Example 1

Fig. 1 to 6 show a first embodiment of a pressure sore prevention device of the present invention, which includes a bed plate frame assembly 1 and a protection pad 2 disposed on the bed plate frame assembly 1, wherein the bed plate frame assembly 1 is provided with a first notch structure 121, a second notch structure 21 is disposed on the protection pad 2 corresponding to the first notch structure 121, and an elastic layer 4 is disposed at the second notch structure 21; be equipped with in the bed board frame subassembly 1 and prevent pressing sore mechanism 3, and prevent pressing sore mechanism 3 and be located elastic layer 4 under the position, prevent pressing sore mechanism 3 can the activity stretch out and offset with elastic layer 4 elasticity.

The first notch structure 121 arranged on the bedplate frame component 1 and the second notch structure 21 arranged on the protective pad 2 can be used for movably extending out the pressure sore prevention mechanism 3; the arrangement of the first gap structure 121 and the second gap structure 21 can also improve the air permeability of the protective cushion 2, and prevent the patient or the old who lies on the bed from feeling sultry; the setting of elastic layer 4 can be used for obtaining the diastole along with preventing pressing sore mechanism 3's activity, avoids lying in patient or the old person's back sclerotin bulge position and produces and press the sore, and the setting of elastic layer 4 can also improve the travelling comfort.

As shown in fig. 1 to 3, the pressure sore prevention mechanism 3 includes a plurality of massage members 31 arranged in a row, and further includes a lifting mechanism, and the massage members 31 are connected with the inside of the bed plate frame assembly 1 through the lifting mechanism. When the massage member 31 is lifted to the highest position, the massage member 31 sequentially extends out of the first gap structure 121 and the second gap structure 21, and then elastically abuts against the elastic layer 4, and protrudes out of the second gap structure 21 at a certain height. The massage pieces 31 can prevent the human body from contacting the bed for a long time in the ascending and descending processes, pressure sores are prevented from being generated, and the up-and-down movement of the arranged massage pieces 31 can be used for massaging the protruded positions of the bones of the patient lying on the bed or the old.

As shown in fig. 4, the lifting mechanism includes a crank transmission assembly 32, a guide assembly 33, and a driving assembly 34, the guide assembly 33 is disposed in the bedplate frame assembly 1, two ends of the massage member 31 are connected to the guide assembly 33, and the massage member 31 is connected to the driving assembly 34 through the crank transmission assembly 32. The guide assembly 33 can guide the motion track of the massage members 31, and the driving assembly 34 can drive the plurality of massage members 31 to alternatively move up and down through the crank transmission assembly 32.

Specifically, the crank drive assembly 32 includes a plurality of cranks and crankshafts, which are alternately connected; for two crank shafts connected to the same crank, the two crank shafts are respectively connected to two end positions of the same crank; the crankshafts are connected with the massage members 31 in a one-to-one correspondence, and when the driving assembly 34 drives the crank transmission assembly 32, the adjacent massage members 31 can perform an alternate lifting motion. As shown in fig. 5, the plurality of cranks includes a first crank 321, a second crank 323, and a third crank 325, the plurality of crankshafts includes a first crank shaft 322 and a second crank shaft 324, and the first crank 321, the first crank shaft 322, the second crank 323, the second crank shaft 324, and the third crank 325 are arranged in series. Two ends of the first crank shaft 322 are respectively fixedly connected with a first end of the first crank 321 and a first end of the second crank 323, and two ends of the second crank shaft 324 are respectively fixedly connected with a second end of the second crank 323 and a second end of the third crank 325; the first crank 321 is connected to the driving assembly 34, and the first end of the third crank 325 can be connected to the crank shaft and the crank alternatively according to the actual use requirement. The massage elements 31 are connected to the first crank shaft 322, the second crank shaft 324, and the like, and when the driving assembly 34 drives the crank transmission assembly 32 to move, the adjacent crank shafts can alternatively ascend or descend, so that the adjacent massage elements 31 can alternatively ascend and descend under the guidance of the guide assembly 33. In this embodiment, the bottom of the massage member 31 is connected to a support seat 35, and both ends of the support seat 35 are connected to the guide assembly 33, as shown in fig. 5.

As shown in fig. 4 and 5, the guide assembly 33 includes a guide frame 331, a plurality of sliding groove sets 332 connected to the guide frame 331, and sliding block sets 333 connected to both ends of the support base 35, wherein the sliding groove sets 332 and the sliding block sets 333 are slidably connected in a one-to-one correspondence manner. In this embodiment, the guiding assembly 33 further includes a connecting block 334 movably sleeved on each crank shaft, and the connecting block 334 is fixedly connected with the bottom of the supporting seat 35; as shown in fig. 5, the connecting block 334 is provided with a kidney-shaped hole, and the crank shaft passes through the kidney-shaped hole and can slide in the kidney-shaped hole.

Specifically, the guide frame 331 is a rectangular frame structure, the plurality of sliding groove sets 332 are connected to the inner side wall of the rectangular frame structure, and the sliding groove sets 332 are vertically arranged to provide a track guide for the lifting movement of the massage member 31. The sliding block set 333 includes sliding blocks connected to two ends of the supporting base 35, and each sliding block is slidably connected to the corresponding sliding groove set 332.

As shown in fig. 5, the driving assembly 34 is located outside the guiding assembly 33 and adjacent to the guiding assembly 33, and the driving assembly 34 is connected to the inside of the bedplate frame assembly 1 through a fixing seat. In this embodiment, the driving assembly 34 includes a driving motor and a speed reducer connected to the driving motor, the driving motor and the speed reducer are both disposed outside the guiding frame 331, specifically, an output end of the speed reducer passes through the rectangular frame structure to be connected to a middle portion of the first crank 321, and a crank located at the end is rotatably connected to the rectangular frame structure.

When the pressure sore prevention device is used, the driving assembly 34 is externally connected with a power supply through a wire, when the driving assembly 34 drives the first crank 321 to rotate, the first crank shaft 322, the second crank shaft 323, the second crank shaft 324, the third crank shaft 325, more cranks which are alternately connected and the crank shafts can be synchronously driven to rotate, so that each crank shaft slides in the kidney-shaped hole in the corresponding connecting block 334, the supporting seat 35 and the massage piece 31 are driven to move up and down along the sliding groove set 332, and pressure sore prevention treatment is realized.

As shown in fig. 1, in order to avoid the elastic layer 4 from blocking the massage member 31 from protruding out of the second notch structure 21, the elastic layer 4 is not connected to the second notch structure 21 in a tensioned state, but has a certain loose spare space. In this embodiment, the elastic layer 4 is elastic cloth, the elastic cloth covers the second gap structure 21 and is connected to the protection pad 2, and a space capable of being loosened is formed between the elastic cloth and the protection pad 2, so as to prevent the massage member 31 from being ejected out of the second gap structure 21. It should be noted that the elastic cloth and the protection pad 2 can be connected by sewing or bonding, and the space for the elastic cloth to be loosened can be reserved according to actual use requirements. The arrangement of the elastic cloth can avoid unnecessary extrusion to the back of a human body caused by the massage piece 31 in the alternate lifting process, and the comfort is improved. The elastic cloth is made of pure cotton cloth.

In addition, the massage member 31 is a rectangular cushion body in this embodiment, and can massage the bone protruding portion of the patient or the elderly during the up-and-down movement, thereby avoiding pressure sores and improving the comfort level. It should be noted that the massage component 31 may also be set to be a spherical structure, an elliptical structure, or the like, and may be specifically selected according to the actual use scene. When the massage piece 31 rises to the highest point, the height position of the highest point of the massage piece 31 is 8-12mm higher than the height position of the protective pad.

Example 2

The present embodiment is similar to embodiment 1, except that, as shown in fig. 1 to 4, the bed board assembly 1 in the present embodiment includes a bed frame 11 and a bed board 12 detachably connected to the bed frame 11, the bed board 12 is adapted to the bed frame 11, and the bed board 12 is adapted to the protection pad 2. The bedstead 11 is provided with a containing cavity 111, and the pressure sore preventing mechanism 3 is positioned in the containing cavity 111; the first notch structure 121 is arranged on the bed plate 12, the protection pad 2 is arranged on the bed plate 12, and the second notch structure 21 on the protection pad 2 corresponds to the first notch structure 121 on the bed plate 12 in position and size. It should be noted that, the position of the second gap structure 21 on the protection pad 2 and the position of the first gap structure 121 on the bed board 12 may be one or more than one according to the position of the protruded bone of the human body or the position of the position which is easy to generate pressure sores, so the elastic layer 4 and the pressure sore prevention mechanism 3 are also arranged according to the number and the positions of the gap structures; through the setting of one or more pressure sore mechanism 3 of preventing, can prevent pressing the sore to local range and handle, improve the travelling comfort of lying when avoiding producing and pressing the sore.

As shown in fig. 1, 3 and 4, the frame 11 and the bed plate 12 are connected by a connector 13. Wherein, the edge of bed board 12 is connected with a plurality of otic placodes 122, corresponds otic placode 122 position on the bedstead 11 and is equipped with mounting groove 112, and mounting groove 112 and otic placode 122 looks adaptation, and connecting piece 13 realizes being connected between bedstead 11 and the bed board 12 through connecting mounting groove 112 and otic placode 122. The edge of bed board 12 is connected with four otic placodes 122 in this embodiment, and the upper end edge of bedstead 11 sets up and is provided with four mounting grooves 112 correspondingly, and all is provided with the through-hole on otic placode 122 and the mounting groove 112, and connecting piece 13 can pass the through-hole realization connection on otic placode 122 and the mounting groove 112 in proper order. Specifically, the connecting member in this embodiment is a positioning bolt.

Example 3

The embodiment is similar to the embodiment 2, except that, as shown in fig. 4, a plurality of supporting blocks 113 are disposed in the accommodating cavity 111 in the embodiment, and the supporting blocks 113 are fixedly connected with the inner side wall of the bed frame 11. The supporting blocks 113 are abutted against the lower surface of the bed plate 12, and can be used for supporting the bed plate 12 and improving the stability of the bed frame 11.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

1. The pressure sore prevention device comprises a bed board frame assembly (1) and a protection pad (2) arranged on the bed board frame assembly (1), and is characterized in that a first notch structure (121) is arranged on the bed board frame assembly (1), a second notch structure (21) is arranged on the protection pad (2) corresponding to the first notch structure (121), and an elastic layer (4) is arranged at the second notch structure (21); bed board frame subassembly (1) is equipped with in and prevents pressing sore mechanism (3), just prevent pressing sore mechanism (3) to be located elastic layer (4) under the position, prevent pressing sore mechanism (3) can the activity stretch out and offset with elastic layer (4) elasticity.

2. The pressure sore prevention device according to claim 1, wherein the pressure sore prevention mechanism (3) comprises a plurality of massage pieces (31) arranged in a row and a lifting mechanism, and the massage pieces (31) are connected with the inside of the bed plate frame assembly (1) through the lifting mechanism; when the massage piece (31) rises to the highest position, the massage piece (31) sequentially extends out of the first notch structure (121) and the second notch structure (21) and then elastically abuts against the elastic layer (4).

3. The pressure sore prevention device according to claim 2, wherein the lifting mechanism comprises a crank transmission component (32), a guide component (33) and a driving component (34), the guide component (33) is arranged in the bed plate frame component (1), two ends of the massage part (31) are connected with the guide component (33), and the massage part (31) is connected with the driving component (34) through the crank transmission component (32).

4. The pressure wound prevention device of claim 3, wherein the crank transmission assembly (32) comprises a plurality of cranks and crank shafts, the cranks and crank shafts being alternately connected; for two crankshafts connected to the same crank, the two crankshafts are respectively connected to two end positions of the same crank; the crankshafts are connected with the massage pieces (31) in a one-to-one correspondence mode, and when the driving assembly (34) drives the crank transmission assembly (32), the adjacent massage pieces (31) can achieve alternate lifting movement.

5. A pressure sore prevention device as claimed in claim 4, characterized in that a support (35) is connected to said massaging element (31), said support (35) being connected to a guide member (33).

6. The pressure sore prevention device according to claim 5, characterized in that the guide assembly (33) comprises a guide frame (331) and a plurality of sliding groove sets (332) arranged on the guide frame (331), and further comprises a sliding block set (333) connected to the support base (35), wherein the sliding groove sets (332) are slidably connected with the sliding block sets (333) in a one-to-one correspondence manner.

7. The pressure sore prevention device as claimed in claim 6, wherein the guide assembly (33) further comprises a connecting block (334) movably sleeved with the crank shaft, and the connecting block (334) is connected with the supporting seat (35).

8. The pressure sore prevention device according to any one of claims 1 to 7, characterized in that the bed board frame assembly (1) comprises a bed frame (11) and a bed board (12) detachably connected with the bed frame (11), the bed frame (11) is provided with a containing cavity (111), and the pressure sore prevention mechanism (3) is positioned in the containing cavity (111); the first notch structure (121) is arranged on the bed board (12), and the protective pad (2) is arranged on the bed board (12).

9. The pressure sore prevention device as claimed in claim 8, wherein the bed frame (11) and the bed board (12) are connected by a connector (13); the edge of the bed board (12) is connected with a plurality of ear plates (122), the bedstead (11) is provided with mounting grooves (112) corresponding to the ear plates (122), the mounting grooves (112) are matched with the ear plates (122), and the connecting piece (13) is connected between the bedstead (11) and the bed board (12) by connecting the mounting grooves (112) and the ear plates (122).

10. Pressure sore prevention device according to claim 1 or 2, characterized in that the elastic layer (4) is an elastic cloth covering the second gap structure (21) and connected to the protective pad (2).