Limb lifting pad

By designing an adjustable angle limb lift pad, the problem that the existing limb lift pad cannot adjust the angle is solved, and the patient's comfort is improved.

CN223054670UActive Publication Date: 2025-07-04BEIJING LUHE HOSPITAL AFFILIATED TO CAPITAL MEDICAL UNIV
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Patent Information

Application Number
CN202421589843.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-05
Publication Date
2025-07-04
Estimated Expiration
2034-07-05

AI Technical Summary

Technical Problem

The angle of the existing limb lift pad is a fixed angle and cannot be adjusted, resulting in poor compatibility and cannot meet the needs of different patients.

Method used

A limb lift pad is designed to allow adjustment of the inclination angle of the groove to meet the needs of different patients through the adjustment rod structure between the support seat and the base plate.

Benefits of technology

By adjusting the angle between the support seat and the base plate, the patient's comfort is improved and the needs of different patients are met.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a limb raising pad which comprises a supporting seat, the supporting seat comprises a first end face and a second end face, a groove is formed in the first end face of the supporting seat, a first through hole and a second through hole are formed in the two sides of the groove in the first direction respectively, the first through hole penetrates through the first end face and the second end face, and the second through hole penetrates through the second end face. The second through hole penetrates through the first end face and the second end face, and the groove is used for placing limbs of a patient; the bottom plate is hinged to the supporting base and comprises a third end face, and an included angle is formed between the third end face and the second end face. One end of the first adjusting rod is hinged to the bottom plate, the other end of the first adjusting rod penetrates through the first through hole to be connected with the supporting seat, one end of the second adjusting rod is hinged to the bottom plate, and the other end of the second adjusting rod penetrates through the second through hole to be connected with the supporting seat; the included angle is adjusted through the first adjusting rod and the second adjusting rod. According to the technical scheme, the requirements of different patients can be met, and therefore the comfort level of the patients is improved.
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Description

Technical Field

[0001] This application belongs to the technical field of medical devices, and particularly relates to a limb elevation pad. Background Art

[0002] In clinical nursing practice, during the treatment of trauma, surgery or certain diseases, if limb exudation occurs during infusion, it may cause local skin damage, infection or affect wound healing. To effectively handle limb exudation, nursing staff usually need to elevate the affected limb to promote fluid drainage.

[0003] However, in the prior art, the angle of the limb elevation pad is a fixed angle and cannot be adjusted. Different patients have different requirements for the elevation angle, so its compatibility is poor. Utility Model Content

[0004] The purpose of the embodiment of this application is to provide a limb elevation pad.

[0005] According to the first aspect of the embodiment of this application, a limb elevation pad is provided, including:

[0006] A support base, the support base includes a first end face and a second end face. The support base is provided with a groove on the first end face. In a first direction, a first through hole and a second through hole are respectively provided on both sides of the groove. The first through hole penetrates the first end face and the second end face, and the second through hole penetrates the first end face and the second end face. The groove is used to place the patient's limb;

[0007] A bottom plate, the bottom plate is hinged to the support base. The bottom plate includes a third end face, and the third end face forms an angle with the second end face;

[0008] A first adjusting rod and a second adjusting rod. One end of the first adjusting rod is hinged to the bottom plate, the other end of the first adjusting rod passes through the first through hole and is connected to the support base. One end of the second adjusting rod is hinged to the bottom plate, the other end of the second adjusting rod passes through the second through hole and is connected to the support base. The angle of the angle is adjusted by the first adjusting rod and the second adjusting rod.

[0009] Optionally, a first mounting seat and a second mounting seat are provided on the third end face, and the first mounting seat and the second mounting seat are arranged at intervals in the first direction;

[0010] The first adjusting rod is hinged to the first mounting seat through a first pin shaft, and the first adjusting rod rotates around the axis of the first pin shaft. The second adjusting rod is hinged to the second mounting seat through a second pin shaft, and the second adjusting rod rotates around the axis of the second pin shaft. The axes of the first pin shaft and the second pin shaft are both parallel to the axis of the first direction.

[0011] Optionally, a third mounting seat and a fourth mounting seat are further provided on the third end face. The third mounting seat and the fourth mounting seat are arranged at intervals in the first direction. The third mounting seat and the first mounting seat are arranged at intervals in the second direction. The fourth mounting seat and the second mounting seat are arranged at intervals in the second direction;

[0012] A fifth mounting seat and a sixth mounting seat are provided on the third end face. The fifth mounting seat and the sixth mounting seat are arranged at intervals in the first direction. The fifth mounting seat is hinged to the third mounting seat through a third pin shaft. The sixth mounting seat is hinged to the fourth mounting seat through a fourth pin shaft;

[0013] The axes of the third pin shaft and the fourth pin shaft are both parallel to the axis in the first direction. The support seat can rotate around the axis in the first direction;

[0014] The first direction intersects with the second direction.

[0015] Optionally, the first adjusting rod is a screw rod. A first nut and a second nut are sleeved on the first adjusting rod. The first nut is close to the first end face, and the second nut is close to the second end face.

[0016] Optionally, the second adjusting rod is a screw rod. A third nut and a fourth nut are sleeved on the second adjusting rod. The third nut is close to the first end face, and the fourth nut is close to the second end face.

[0017] Optionally, a first buffer pad is arranged inside the groove. The first buffer pad is detachably connected to the support seat.

[0018] Optionally, a hand restraint is arranged on a side of the first buffer pad away from the groove. The hand restraint is used to restrain the hand of a patient.

[0019] Optionally, a first restraint strap and a second restraint strap are provided on the first end face. In the first direction, the first restraint strap and the second restraint strap are respectively located on two sides of the groove. The first restraint strap and the second restraint strap are detachably connected. When the first restraint strap and the second restraint strap are connected, they are used to restrain the arm of a patient.

[0020] Optionally, the limb elevation pad further includes a second buffer pad. The second buffer pad is arranged at the connection between the support seat and the bottom plate and extends in the second direction away from the bottom plate. The second buffer pad is used to support the elbow or scapula of a patient.

[0021] One technical effect of the embodiments of the present application is that the limb elevation pad provided by the embodiments of the present application can adjust the inclination angle of the groove by adjusting the angle between the support base and the bottom plate, so as to meet the needs of different patients and improve the comfort of the patients.

[0022] Other features and advantages of the present application will become clear from the following detailed description of the exemplary embodiments of the present application with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The drawings incorporated in and constituting a part of this specification illustrate embodiments of the present application and, together with the description, serve to explain the principles of the present application.

[0024] Figure 1 is a schematic structural diagram of the limb elevation pad in the embodiments of the present application;

[0025] Figure 2 is a schematic structural diagram of the limb elevation pad in the embodiments of the present application;

[0026] Figure 3 is a schematic structural diagram of the limb elevation pad in the embodiments of the present application.

[0027] Description of the reference numerals: support base 1; first end face 11; second end face 12; groove 13; first through hole 14; second through hole 15; fifth mounting seat 16; sixth mounting seat 17; bottom plate 2; third end face 21; first mounting seat 22; second mounting seat 23; third mounting seat 24; fourth mounting seat 26; first adjusting rod 3; second adjusting rod 4; first restraint band 5; second restraint band 6; hand restraint member 7; second cushion 8. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0028] Now, various exemplary embodiments of the present application will be described in detail with reference to the accompanying drawings. It should be noted that: unless otherwise specifically stated, the relative arrangements, numerical expressions and values of the components and steps set forth in these embodiments do not limit the scope of the present application.

[0029] The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended as a limitation on the present application or its application or use.

[0030] Technologies, methods and devices known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, such technologies, methods and devices should be regarded as part of the specification.

[0031] In all the examples shown and discussed herein, any specific values should be construed as merely exemplary and not as a limitation. Thus, other examples of the exemplary embodiments may have different values.

[0032] It should be noted that like reference numerals and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

[0033] First, it should be noted that the first direction and the second direction mentioned in the embodiments of the present application refer to the directions marked in the attached drawings. Among them, the first direction and the second direction intersect. Figure 1

[0034] According to a first aspect of the embodiments of the present application, a limb elevation pad is provided, which includes a support base 1, a bottom plate 2, a first adjusting rod 3 and a second adjusting rod 4. The support base 1 includes a first end face 11 and a second end face 12. The support base 1 is provided with a groove 13 on the first end face 11. On the first direction, a first through hole 14 and a second through hole 15 are respectively opened on both sides of the groove 13. The first through hole 14 penetrates through the first end face 11 and the second end face 12, and the second through hole 15 penetrates through the first end face 11 and the second end face 12. The groove 13 is used for placing the patient's limb; the bottom plate 2 is hinged to the support base 1, and the bottom plate 2 includes a third end face 21, and the third end face 21 forms an angle with the second end face 12; one end of the first adjusting rod 3 is hinged to the bottom plate 2, and the other end of the first adjusting rod 3 passes through the first through hole 14 and is connected to the support base 1. One end of the second adjusting rod 4 is hinged to the bottom plate 2, and the other end of the second adjusting rod 4 passes through the second through hole 15 and is connected to the support base 1. The size of the angle is adjusted by the first adjusting rod 3 and the second adjusting rod 4.

[0035] The embodiments of the present application provide a limb elevation pad, which is generally used to elevate a limb to promote liquid drainage.

[0036] As Figures 1 - 3 shown, the limb elevation pad includes a support base 1, a bottom plate 2, a first adjusting rod 3 and a second adjusting rod 4.

[0037] Among them, the support base 1 includes a first end face 11 and a second end face 12. The first end face 11 and the second end face 12 are located on both sides of the thickness direction of the support base 1. The groove 13 is opened on the first end face 11, and the depth direction of the groove 13 extends towards the second end face 12. The groove 13 is U-shaped and is used for placing the upper limb inside; the support base 1 is respectively provided with a first through hole 14 and a second through hole 15. The first through hole 14 and the second through hole 15 are located on both sides of the groove 13 in the first direction. The first through hole 14 penetrates from the first end face 11 to the second end face 12, and the second through hole 15 penetrates from the first end face 11 to the second end face 12. The bottom plate 2 has a third end face 21. The bottom plate 2 is hinged to the support base 1, and the second end face 12 and the third end face 21 form an angle.

[0038] Further explanation: One end of the first adjusting rod 3 is hinged to the bottom plate 2, and the first adjusting rod 3 can rotate relative to the bottom plate 2. The other end of the first adjusting rod 3 passes through the first through hole 14 and is connected to the support seat 1. One end of the second adjusting rod 4 is hinged to the bottom plate 2, and the other end of the second adjusting rod 4 passes through the second adjusting rod 4 and is connected to the support seat 1. By adjusting the part of the first adjusting rod 3 extending out of the first through hole 14 and the part of the second adjusting rod 4 extending out of the second through hole 15, the angle between the second end face 12 and the third end face 21 can be adjusted, so that the inclination angle of the first end face 11 can be adjusted, and thus the inclination angle of the groove 13 can be adjusted.

[0039] Therefore, for the limb elevation pad provided by the embodiment of the present application, by adjusting the angle between the support seat 1 and the bottom plate 2, the inclination angle of the groove 13 can be adjusted to meet the needs of different patients, thereby improving the comfort of the patients.

[0040] In an optional embodiment, a first mounting seat 22 and a second mounting seat 23 are provided on the third end face 21. The first mounting seat 22 and the second mounting seat 23 are arranged at intervals in the first direction; the first adjusting rod 3 is hinged to the first mounting seat 22 through a first pin shaft, and the first adjusting rod 3 rotates around the axis of the first pin shaft. The second adjusting rod 4 is hinged to the second mounting seat 23 through a second pin shaft, and the second adjusting rod 4 rotates around the axis of the second pin shaft. The axes of the first pin shaft and the second pin shaft are both parallel to the axis in the first direction.

[0041] As Figures 1 - 3 shown, a first mounting seat 22 and a second mounting seat 23 are provided on the third end face 21 of the bottom plate 2. The first mounting plate and the second mounting seat 23 are arranged at intervals in the first direction; in the second direction, the first mounting seat 22 and the first through hole 14 are on the same horizontal line, and the second mounting seat 23 and the second through hole 15 are on the same horizontal line; the first adjusting rod 3 is connected to the first mounting seat 22 through a first pin shaft, and the first adjusting rod 3 can rotate relative to the axis of the first pin shaft, so that the angle between the first adjusting rod 3 and the third end face 21 of the bottom plate 2 can be adjusted; the second adjusting rod 4 is connected to the second mounting seat 23 through a second pin shaft, and the second adjusting rod 4 can rotate relative to the axis of the second pin shaft, so that the angle between the second adjusting rod 4 and the bottom plate 2 can be adjusted; when the first adjusting rod 3 passes through the first through hole 14 and the second adjusting rod 4 passes through the second through hole 15, the angle of the included angle between the support seat 1 and the bottom plate 2 can be adjusted, that is, the inclination angle of the groove 13 can be adjusted. This structure is simple and easy to install.

[0042] Further explanation: The axis of the first pin shaft is parallel to the axis in the first direction; the axis of the second pin shaft is parallel to the axis in the first direction.

[0043] In an alternative embodiment, a third mounting seat 24 and a fourth mounting seat 26 are further provided on the third end face 21. The third mounting seat 24 and the fourth mounting seat 26 are spaced apart along a first direction. The third mounting seat 24 and the first mounting seat 22 are spaced apart along a second direction. The fourth mounting seat 26 and the second mounting seat 23 are spaced apart along the second direction. A fifth mounting seat 16 and a sixth mounting seat 17 are provided on the second end face 12. The fifth mounting seat 16 and the sixth mounting seat 17 are spaced apart along the first direction. The fifth mounting seat 16 and the third mounting seat 24 are hinged by a third pin shaft. The sixth mounting seat 17 and the fourth mounting seat 26 are hinged by a fourth pin shaft. The axes of the third pin shaft and the fourth pin shaft are both parallel to the axis of the first direction. The support seat 1 can rotate about the axis of the first direction. The first direction intersects the second direction.

[0044] As Figures 1 - 3 shown, a third mounting seat 24 and a fourth mounting seat 26 are provided on the third end face 21 of the bottom plate 2. The third mounting seat 24 and the fourth mounting seat 26 are spaced apart along a first direction. The second end face 12 of the support seat 1 is the side of the support seat 1 facing the third end face 21 of the bottom plate 2. A fifth mounting seat 16 and a sixth mounting seat 17 are provided on the second end face 12 of the support seat 1. The fifth mounting seat 16 and the sixth mounting seat 17 are spaced apart along the first direction. The third mounting seat 24 and the fifth mounting seat 16 are hinged by a third pin shaft. The fourth mounting seat 26 and the sixth mounting seat 17 are connected by a fourth pin shaft. The axis of the third pin shaft is parallel to the axis of the fourth pin shaft, and the axes of the third pin shaft and the fourth pin shaft are parallel to the axis of the first direction. The support seat 1 can rotate relative to the bottom plate 2 about the axis of the first direction, so as to change the angle between the second end face 12 and the third end face 21, thereby adjusting the inclination of the groove 13. This structure is simple and easy to install.

[0045] Further explanation, since the first mounting seat 22 is used for hinging the first adjusting rod 3 and the second mounting seat 23 is used for hinging the second adjusting rod 4, the third mounting seat 24 and the first mounting seat 22 are spaced apart along the second direction, and the fourth mounting seat 26 and the second mounting seat 23 are spaced apart along the second direction, which is convenient for the first adjusting rod 3 and the second adjusting rod to support the support seat 1.

[0046] In an alternative embodiment, the first adjusting rod 3 is a screw rod. A first nut and a second nut are sleeved on the first adjusting rod 3. The first nut is close to the first end face 11, and the second nut is close to the second end face 12.

[0047] As Figures 1 - 3As shown, the first adjusting rod 3 is a screw rod. A first nut and a second nut are sleeved on the first adjusting rod 3. The first adjusting rod 3 passes through the first through hole 14. The first nut is close to the first end face 11 and is located above the first end face 11. The second nut is close to the second end face 12 and is located below the second end face 12. The first nut is screwed tightly on the first adjusting rod 3 in the direction close to the first end face 11, and the second nut is screwed tightly on the first adjusting rod 3 in the direction close to the second end face 12. The first nut and the second nut act together to enable the support base 1 to be maintained at the adjusted height and provide a supporting effect for the support base 1.

[0048] In an optional implementation manner, the second adjusting rod 4 is a screw rod. A third nut and a fourth nut are sleeved on the second adjusting rod 4. The third nut is close to the first end face 11, and the fourth nut is close to the second end face 12.

[0049] As Figures 1 - 3 shown, the second adjusting rod 4 is a screw rod. A third nut and a fourth nut are sleeved on the second adjusting rod 4. The second adjusting rod 4 passes through the second through hole 15. The third nut is close to the first end face 11 and is located above the first end face 11. The fourth nut is close to the second end face 12 and is located below the second end face 12. The third nut is screwed tightly on the second adjusting rod 4 in the direction close to the first end face 11, and the fourth nut is screwed tightly on the second adjusting rod 4 in the direction close to the second end face 12. The third nut and the fourth nut act together to enable the support base 1 to be maintained at the adjusted height and provide a supporting effect for the support base 1.

[0050] In an optional implementation manner, a first buffer pad is arranged inside the groove 13, and the first buffer pad is detachably connected to the support base 1.

[0051] A first buffer pad is arranged inside the groove 13. The first buffer pad can be made of foam material. Since the upper limb is placed in the groove 13 and the foam material has good softness, it can provide good comfort for the patient.

[0052] Furthermore, the first buffer pad and the support base 1 are detachably connected to facilitate the replacement and cleaning of the first buffer pad.

[0053] In an optional implementation manner, a hand restraint 7 is arranged on the side of the first buffer pad away from the groove 13, and the hand restraint 7 is used to restrain the patient's hand.

[0054] As Figure 1 shown, a hand restraint 7 is arranged on the side of the first buffer pad away from the groove 13. The hand restraint 7 is used to restrain the patient's hand to prevent the patient's hand from moving randomly, which helps the patient recover quickly.

[0055] In a specific embodiment, the hand restraint 7 includes five finger cots, and each finger cot is for placing one finger, so as to play a role in restraining the patient's hand.

[0056] In another specific embodiment, the hand restraint 7 includes a glove, and the patient's hand extends into the glove, so as to play a role in restraining the patient's hand.

[0057] In an alternative embodiment, a first restraint strap 5 and a second restraint strap 6 are provided on the first end face 11. In the first direction, the first restraint strap 5 and the second restraint strap 6 are respectively located on both sides of the groove 13. The first restraint strap 5 and the second restraint strap 6 are detachably connected, and when the first restraint strap 5 and the second restraint strap 6 are connected, they are used to restrain the patient's limb.

[0058] As Figure 1 shown, a first restraint strap 5 and a second restraint strap 6 are provided on the support base 1. Among them, the first restraint strap 5 and the second restraint strap 6 are arranged on the first end face 11. In the first direction, the first restraint strap 5 and the second restraint strap 6 are respectively located on both sides of the groove 13. That is to say, the first restraint strap 5 is located on one side of the groove 13, and the second restraint strap 6 is located on the other side of the groove 13. The first restraint strap 5 and the second restraint strap 6 are detachably connected. When the patient's upper limb is placed in the groove 13, the first restraint strap 5 and the second restraint strap 6 are connected, so as to be able to play a role in restraining the patient's upper limb.

[0059] Among them, a magic tape is provided at one end of the first restraint strap 5 away from the first end face 11, and a magic tape is provided at one end of the second restraint strap 6 away from the first end face 11. The first restraint strap 5 and the second restraint strap 6 can be adhered by the magic tape. On the one hand, it is convenient for detachable connection. On the other hand, it is convenient to adjust the connection position between the first restraint strap 5 and the second restraint strap 6, so as to adjust the restraint strength on the patient's upper limb.

[0060] In an alternative embodiment, the limb elevation pad further includes a second buffer pad 8. The second buffer pad 8 is provided at the connection between the support base 1 and the bottom plate 2 and extends in the second direction away from the bottom plate 2. The second buffer pad 8 is used to support the patient's elbow or scapula.

[0061] As Figures 1 - 3 shown, the elevation pad further includes a second buffer pad 8. The second buffer pad 8 is arranged at the connection between the support base 1 and the bottom plate 2 and extends in the second direction away from the bottom plate 2. When the patient's upper limb is placed in the groove 13, the patient's elbow or scapula is located on the second buffer pad 8, and the second buffer pad 8 can support the patient's elbow or scapular part.

[0062] Further explanation, the second buffer pad 8 is made of foam material, which has relatively high softness, so as to avoid bruising the patient.

[0063] Further explanation, the second buffer pad 8 and the bottom plate 2 are detachably connected, so as to facilitate removing the second buffer pad 8 for cleaning and also beneficial to storing the elevation pad.

[0064] Although some specific embodiments of the present application have been described in detail by way of examples, those skilled in the art should understand that the above examples are only for illustration and not for limiting the scope of the present application. Those skilled in the art should understand that the above embodiments can be modified without departing from the scope and spirit of the present application. The scope of the present application is defined by the appended claims.

Claims

1. A limb elevation pad, characterized in that, Comprising: A support base, the support base includes a first end face and a second end face, the support base is provided with a groove on the first end face, in a first direction, a first through hole and a second through hole are respectively provided on both sides of the groove, the first through hole penetrates through the first end face and the second end face, the second through hole penetrates through the first end face and the second end face, and the groove is used to place a patient's limb; A bottom plate, the bottom plate is hinged to the support base, the bottom plate includes a third end face, and the third end face forms an angle with the second end face; A first adjusting rod and a second adjusting rod, one end of the first adjusting rod is hinged to the bottom plate, the other end of the first adjusting rod passes through the first through hole and is connected to the support base, one end of the second adjusting rod is hinged to the bottom plate, the other end of the second adjusting rod passes through the second through hole and is connected to the support base, and the angle of the included angle is adjusted by the first adjusting rod and the second adjusting rod.

2. The limb elevation pad according to claim 1, wherein A first mounting seat and a second mounting seat are provided on the third end face, and the first mounting seat and the second mounting seat are arranged at intervals in the first direction; The first adjusting rod is hinged to the first mounting seat through a first pin shaft, the first adjusting rod rotates around the axis of the first pin shaft, the second adjusting rod is hinged to the second mounting seat through a second pin shaft, the second adjusting rod rotates around the axis of the second pin shaft, and the axes of the first pin shaft and the second pin shaft are both parallel to the axis in the first direction.

3. The limb elevation pad according to claim 2, wherein A third mounting seat and a fourth mounting seat are further provided on the third end face, the third mounting seat and the fourth mounting seat are arranged at intervals in the first direction, the third mounting seat and the first mounting seat are arranged at intervals in a second direction, and the fourth mounting seat and the second mounting seat are arranged at intervals in the second direction; A fifth mounting seat and a sixth mounting seat are provided on the third end face, the fifth mounting seat and the sixth mounting seat are arranged at intervals in the first direction, the fifth mounting seat is hinged to the third mounting seat through a third pin shaft, and the sixth mounting seat is hinged to the fourth mounting seat through a fourth pin shaft; The axes of the third pin shaft and the fourth pin shaft are both parallel to the axis in the first direction, and the support base can rotate around the axis in the first direction; The first direction intersects with the second direction.

4. The limb elevation pad according to claim 1, wherein, The first adjusting rod is a screw rod, and a first nut and a second nut are sleeved on the first adjusting rod, the first nut is close to the first end face, and the second nut is close to the second end face.

5. The limb elevation pad according to claim 1, wherein The second adjusting rod is a screw rod, and a third nut and a fourth nut are sleeved on the second adjusting rod, the third nut is close to the first end face, and the fourth nut is close to the second end face.

6. The limb elevation pad according to claim 1, characterized in that, A first buffer pad is arranged inside the groove, and the first buffer pad is detachably connected to the support base.

7. The limb elevation pad according to claim 6, characterized in that, A hand restraint is arranged on a side of the first buffer pad away from the groove, and the hand restraint is used to restrain the hand of the patient.

8. The limb elevation pad according to claim 1, wherein The first end face is provided with a first restraint strap and a second restraint strap. In the first direction, the first restraint strap and the second restraint strap are respectively located on both sides of the groove. The first restraint strap is detachably connected to the second restraint strap, and when the first restraint strap is connected to the second restraint strap, it is used to restrain the patient's arm.

9. The limb elevation pad according to claim 1, characterized in that, The limb elevation cushion further includes a second buffer pad. The second buffer pad is arranged at the connection between the support seat and the bottom plate and extends in a second direction away from the bottom plate. The second buffer pad is used to support the patient's elbow or scapula.