CN214511667U

CN214511667U - Multifunctional lower limb position pad

Info

Publication number: CN214511667U
Application number: CN202120438773.3U
Authority: CN
Inventors: 刘萍; 闫云; 张艳; 王鹏飞
Original assignee: Xian Honghui Hospital
Current assignee: Xian Honghui Hospital
Priority date: 2021-03-01
Filing date: 2021-03-01
Publication date: 2021-10-29
Anticipated expiration: 2031-03-01

Abstract

The utility model discloses a multifunctional lower limb position pad, which relates to the technical field of medical care and comprises a position pad main body, wherein the position pad main body can be placed between two legs to keep the two legs separated, so that adduction and internal rotation of a diseased limb can be prevented; the legs are placed in the arc-shaped grooves on the body position pad main body, so that the legs of a patient can be lifted, blood circulation is facilitated, and swelling is reduced; the positive and negative screw rods, the first slide block, the support plate and the first connecting rod are matched to adjust the height of the body position cushion main body, so that the patient can reach the optimal comfortable height according to actual requirements; the supporting device can support the body position pad main body, and the body position pad main body is guaranteed to be kept still after the two legs are driven to turn to the required angle. The utility model discloses simple structure is reliable, can prevent to suffer from limb adduction internal rotation, does benefit to blood circulation, reduces the swelling, can fill up the height of main part according to actual demand adjustment position, and the practicality is stronger, suitable popularization.

Description

Multifunctional lower limb position pad

Technical Field

The utility model relates to a medical care technical field, concretely relates to multi-functional low limbs position pad.

Background

With the aging of population, traffic and industrial and mining accidents are increased, the incidence rate of hip fracture is obviously increased, the hip fracture is a common disease and frequently encountered disease of old patients, and the incidence rate of the hip fracture is increased along with the increase of age. Hip fractures account for approximately 3.58% of total body fractures. In recent years, patients with hip fracture usually adopt operative treatment, and the effective clinical care and rehabilitation exercise in the perioperative period have important significance for the smooth rehabilitation of the patients. Many complications such as pressure sores, muscular atrophy, deep vein thrombosis and the like are easily formed when the hip fracture patient is bedridden for a long time. Therefore, the nursing of the hip fracture patient in the perioperative period is particularly important, for example, the hip fracture patient can well prevent the pressure sore, but the hip fracture patient needs to pay strict attention to the turning and hip lifting in the perioperative period so as to avoid actions which easily cause dislocation of the hip joint prosthesis. In the prior art, no proper position cushion exists when a patient turns over clinically in the perioperative period of hip fracture.

Present low limbs position pad support height can't adjust, often need select the position pad of various co-altitude not to try for patient in order to increase patient's low limbs comfort level, and this process both increases patient's misery also extravagant manpower, or changes the low limbs position pad of another kind of size specification, and this needs to prepare the low limbs position pad of a plurality of different size specifications for the patient, and the practicality is relatively poor.

Disclosure of Invention

The utility model aims at the above problem, a multi-functional low limbs position pad is provided, the unable problem of adjusting of current low limbs position pad holding height is solved.

The technical scheme of the utility model is that: a multifunctional lower limb position pad comprises a position pad main body, a first shell, a positive and negative tooth screw rod, a first slide block, a support plate and a first connecting rod;

the lower end of the body position pad main body is provided with a first cavity, a first shell is arranged in the first cavity, a positive and negative screw rod is transversely arranged in the first shell, the first end of the positive and negative screw rod is rotatably connected with the inner wall of the first shell, the second end of the positive and negative screw rod penetrates through the side wall of the first shell, first sliding blocks are sleeved at the two ends of the positive and negative screw rod, first screw holes matched with the positive and negative screw rod are formed in the first sliding blocks, the first sliding blocks are in threaded connection with the positive and negative screw rod through the first screw holes, the lower ends of the first sliding blocks are in sliding connection with the inner wall of the bottom of the shell, a supporting plate is arranged above the first sliding blocks, the supporting plate is respectively connected with the two first sliding blocks through first connecting rods, one ends of the two first connecting rods are respectively hinged with the two first sliding blocks, the other ends of the two first connecting rods are respectively hinged with the supporting plate, and the lower end of the supporting plate is detachably connected with the first shell, the upper end of the support plate is detachably connected with the body position pad main body;

the body position pad is characterized in that a plurality of first thread gluing belts which are uniformly distributed are arranged at the upper end of the body position pad body, matched second thread gluing belts are symmetrically arranged at the lower end of the body position pad body, and the first thread gluing belts and the second thread gluing belts are detachably connected.

Further, the position pad main part includes high density sponge and the ventilative pure cotton of polyester-card, the setting that the connection can be dismantled to the high density sponge is in the ventilative pure cotton of polyester-card.

Further, the high-density sponge is in a trapezoidal three-dimensional structure.

Furthermore, groove-shaped structures are symmetrically arranged on two sides of the high-density sponge.

Furthermore, a zipper device is arranged at one end of the polyester card breathable pure cotton cloth.

Further, a handle is arranged outside the first shell, the second end of the positive and negative tooth lead screw penetrates through the side wall of the first shell to be connected with the handle, a vertical groove matched with the handle is formed in one side of the body position pad main body, and the handle is connected with the vertical groove in a sliding mode.

Furthermore, a second cavity is formed in the middle of the upper end and the lower end of the body position pad main body, a supporting device is arranged in the second cavity, arc-shaped grooves are symmetrically formed in two sides of the supporting device at the upper end of the body position pad main body, and the supporting device comprises a second shell, a guide rod, a second sliding block, a second connecting rod, a third sliding block and a third connecting rod; the utility model discloses a novel slide block, including first slider, second slider, guide bar, second slider and guide bar, be equipped with the second shell in the second cavity, the vertical guide bar that is equipped with in the second shell, the guide bar both ends respectively with second shell inner wall fixed connection, the cover is equipped with the second slider on the guide bar, second slider sliding connection's setting is on the guide bar, second slider and second shell inner wall sliding connection, second slider one side is equipped with the second connecting rod, second connecting rod one end rotates with the second slider to be connected, the cover is equipped with the third slider on the second connecting rod, third slider sliding connection's setting is on the second connecting rod, be connected through the third connecting rod between third slider and the guide bar, third connecting rod one end is articulated with the third slider, the third connecting rod other end is articulated with the guide bar.

Furthermore, a plurality of first pawls which are uniformly distributed are arranged on one side of the guide rod, a first sliding groove is formed in the inner wall of the second sliding block, a second pawl matched with the first pawls is arranged in the first sliding groove in a sliding connection mode, the second pawl is detachably connected with the first pawls, a spring is arranged between the second pawl and the inner wall of the first sliding groove, one end of the spring is fixedly connected with the second pawl, and the other end of the spring is fixedly connected with the inner wall of the first sliding groove.

Furthermore, a push rod is fixedly connected to one side of the second pawl, one end of the push rod penetrates through the side wall of the second sliding block, a second sliding groove matched with the push rod is formed in the side wall of the second sliding block, and the push rod is arranged in the second sliding groove in a sliding connection mode.

Furthermore, a second screw hole is formed in the third sliding block, a matched bolt is arranged in the second screw hole, and one end of the bolt is detachably connected with the second connecting rod.

The utility model has the advantages that:

the body position pad main body of the utility model can be placed between two legs to keep the two legs separated, can prevent the adduction and internal rotation of the affected limb and plays a role in maintaining the straight and abducted neutral position of the affected limb; the legs are placed in the arc-shaped grooves on the body position pad main body, so that the legs of a patient can be lifted, blood circulation is facilitated, and swelling is reduced; the positive and negative screw rods, the first slide block, the support plate and the first connecting rod are matched to adjust the height of the body position cushion main body, so that the patient can reach the optimal comfortable height according to actual requirements; the positive and negative screw rod and the first sliding block have self-locking performance, so that the body position pad main body is kept still when the positive and negative screw rod does not rotate any more; the handle is attached to the outer wall of the first shell, so that the outer side of the handle is not protruded out of the body position pad main body, and the handle is prevented from being scratched to a human body to cause injury when in use; the first adhesive buckle tape and the second adhesive buckle tape are matched to fix the affected limb, so that the affected limb of the patient is kept still when the patient turns over, and the operations of dressing change and the like of the patient by a doctor are facilitated; the supporting device can support the body position cushion main body, and the body position cushion main body can ensure that the two legs are kept still after the body position cushion main body drives the two legs to turn to a required angle; the position pad main part includes the ventilative pure cotton of high density sponge and polyester-card, and the setting that the connection can be dismantled to the high density sponge is equipped with the zip fastener device in the ventilative pure cotton of polyester-card, the ventilative pure cotton one end of polyester-card, is convenient for change and wash. The utility model discloses simple structure is reliable, can prevent to suffer from limb adduction internal rotation, does benefit to blood circulation, reduces the swelling, can fill up the height of main part according to actual demand adjustment position, and the practicality is stronger, suitable popularization.

In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the installation of the screw with positive and negative teeth of the present invention;

fig. 3 is a schematic structural view of the supporting device of the present invention;

FIG. 4 is a second pawl mounting schematic of the present invention;

fig. 5 is a schematic view of the installation of the push rod of the present invention;

fig. 6 is a schematic view of the bolt installation of the present invention.

Reference numerals:

1 is a body position pad main body, 2 is a first shell, 3 is a positive and negative screw rod, 4 is a first slider, 5 is a bearing plate, 6 is a first connecting rod, 7 is a first fastening tape, 8 is a second fastening tape, 9 is a zipper device, 10 is a handle, 11 is a supporting device, 110 is a second shell, 111 is a guide rod, 112 is a second slider, 113 is a second connecting rod, 114 is a third slider, 115 is a third connecting rod, 116 is a first pawl, 117 is a second pawl, 118 is a spring, 119 is a first chute, 120 is a push rod, 121 is a second chute, and 122 is a bolt.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being 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.

Referring to fig. 1 to 6, a multifunctional lower limb position pad comprises a position pad body 1, a first shell 2, a positive and negative tooth screw rod 3, a first slide block 4, a support plate 5 and a first connecting rod 6;

the body position pad main body 1 comprises high-density sponge and polyester card breathable pure cotton cloth, the high-density sponge is detachably connected and arranged in the polyester card breathable pure cotton cloth, one end of the polyester card breathable pure cotton cloth is provided with a zipper device 9 which is convenient to replace and clean, the high-density sponge is of a trapezoidal three-dimensional structure, two legs can be kept separated, inward contraction and inward rotation of a diseased limb can be prevented, the diseased limb is kept straight and is in an abduction neutral position, groove-shaped structures are symmetrically arranged on two sides of the high-density sponge, the groove-shaped structures are used for placing the diseased limb, and the groove-shaped structures are attached to the diseased limb, so that the use comfort is enhanced;

the lower end of the body position pad main body 1 is provided with a first cavity, a first shell 2 is arranged in the first cavity, a positive and negative screw 3 is transversely arranged in the first shell 2, the first end of the positive and negative screw 3 is rotationally connected with the inner wall of the first shell 2, the second end of the positive and negative screw 3 penetrates through the side wall of the first shell 2, the positive and negative screw 3 can rotate in the first shell 2, the two ends of the positive and negative screw 3 are sleeved with first sliding blocks 4, the two first sliding blocks 4 are symmetrically arranged on a positive screw thread and a negative screw thread on the positive and negative screw 3, the first sliding block 4 is provided with a first screw hole matched with the positive and negative screw 3, the first sliding block 4 is in threaded connection with the positive and negative screw 3 through the first screw hole, the lower end of the first sliding block 4 is in sliding connection with the inner wall at the bottom of the shell 2, the inner wall at the bottom of the shell 2 limits the rotation of the first sliding block 4, when the screw rod 3 with the positive and negative teeth rotates, the two first sliding blocks 4 can move oppositely or oppositely at the same time;

a bearing plate 5 is arranged above the first slide block 4, the bearing plate 5 is respectively connected with the two first slide blocks 4 through first connecting rods 6, one end of each of the two first connecting rods 6 is respectively hinged with the two first slide blocks 4, the other end of each of the two first connecting rods 6 is respectively hinged with the bearing plate 5, when the two first slide blocks 4 move simultaneously, the two first connecting rods 6 on the first slide blocks 4 drive the bearing plate 5 to move up and down, the lower end of the bearing plate 5 is detachably connected with the first shell 2, the upper end of the bearing plate 5 is detachably connected with the body position pad body 1 so as to conveniently detach the body position pad body 1 for cleaning and other work, a handle 10 is arranged outside the first shell 2, the second end of the positive and negative tooth lead screw 3 penetrates through the side wall of the first shell 2 to be connected with the handle 10, the handle 10 is convenient for manually controlling the rotation of the positive and negative tooth lead screw 3 so as to further control the up and down movement of the body position pad body 1, a vertical groove matched with the handle 10 is arranged on one side of the body position pad body 1, the handle 10 is connected with the vertical groove in a sliding mode, the vertical groove can prevent the body position pad main body 1 from being in contact with the handle 10 to generate interference when moving up and down, the handle 10 is attached to the outer wall of the first shell 2, the body position pad main body 1 is guaranteed not to protrude out of the outer side of the handle 10, and the handle 10 is prevented from being scratched to a human body to cause injury when in use;

the upper end of the body position pad main body 1 is provided with a plurality of first magic tapes 7 which are uniformly distributed, the lower end of the body position pad main body 1 is symmetrically provided with second magic tapes 8 which are matched, the first magic tapes 7 and the second magic tapes 8 are detachably connected, and the first magic tapes 7 and the second magic tapes 8 are matched to fix the affected limb placed in the groove-shaped structure, so that the affected limb of a patient can be kept still when the patient turns over, and the doctor can conveniently change the dressing and other operations for the patient;

the middle positions of the upper end and the lower end of the body position pad main body 1 are respectively provided with a second cavity, a supporting device 11 is arranged in each second cavity, each supporting device 11 is used for supporting the body position pad main body 1, the body position pad main body 1 is guaranteed to drive the two legs to turn over to a required angle and then keep still, arc-shaped grooves are symmetrically formed in two sides of the supporting device 11 at the upper end, the arc-shaped grooves are used for placing the two legs, the two legs of a patient are lifted, blood circulation is facilitated, and swelling is reduced;

the supporting device 11 includes a second housing 110, a guide bar 111, a second slider 112, a second link 113, a third slider 114, and a third link 115; a second shell 110 is arranged in the second cavity, a guide rod 111 is vertically arranged in the second shell 110, two ends of the guide rod 111 are respectively fixedly connected with the inner wall of the second shell 110, a second slider 112 is sleeved on the guide rod 111, the second slider 112 is arranged on the guide rod 111 in a sliding connection manner, the guide rod 111 can ensure that the second slider 112 keeps stable when sliding, the second slider 112 is in sliding connection with the inner wall of the second shell 110, the inner wall of the second shell 110 can further limit the movement range of the second slider 112, and the situation of shaking during sliding is avoided;

a plurality of first pawls 116 which are uniformly distributed are arranged on one side of the guide rod 111, a first sliding groove 119 is arranged on the inner wall of the second sliding block 112, a second pawl 117 matched with the first pawl 116 is arranged in the first sliding groove 119 in a sliding connection manner, the second pawl 117 is detachably connected with the first pawl 116, a spring 118 is arranged between the second pawl 117 and the inner wall of the first sliding groove 119, one end of the spring 118 is fixedly connected with the second pawl 117, the other end of the spring 118 is fixedly connected with the inner wall of the first sliding groove 119, the spring 118 is used for pushing the second pawl 117 to reset, the first pawl 116 and the second pawl 117 are matched to perform one-way limiting on the second sliding block 112, when the second sliding block 112 is subjected to a downward force, the first pawl 116 can push the second pawl 117 to enter the first sliding groove 119, the spring 118 is stressed and compressed, at the moment, the second sliding block 112 can normally move downwards along the guide rod 111, when the second sliding block 112 is subjected to an upward force, the second pawl 117 is clamped with the first pawl 116, and the second sliding block 112 is limited and cannot move upwards;

a push rod 120 is fixedly connected to one side of the second pawl 117, one end of the push rod 120 penetrates through the side wall of the second slider 112, the push rod 120 is used for manually controlling the second pawl 117 to slide into the first sliding groove 119, at the moment, the first pawl 116 and the second pawl 117 are not in contact any more, the second slider 112 can normally move upwards along the guide rod 111, a second sliding groove 121 matched with the push rod 120 is formed in the side wall of the second slider 112, the push rod 120 is arranged in the second sliding groove 121 in a sliding connection mode, and the second sliding groove 121 can prevent the push rod 120 from being in contact with the second slider 112 to generate interference when moving;

a second connecting rod 113 is arranged on one side of the second slider 112, one end of the second connecting rod 113 is rotatably connected with the second slider 112, the second connecting rod 113 is used for supporting the second slider 112 by contacting with a sickbed, a third slider 114 is sleeved on the second connecting rod 113, the third slider 114 is slidably connected with the second connecting rod 113, the third slider 114 is connected with the guide rod 111 through a third connecting rod 115, one end of the third connecting rod 115 is hinged with the third slider 114, the other end of the third connecting rod 115 is hinged with the guide rod 111, the third slider 114 is matched with the third connecting rod 115 to limit the second connecting rod 113, so that the second connecting rod 113 is prevented from slipping in the supporting process and cannot play a supporting role, a second screw hole is arranged on the third slider 114, a matched bolt 122 is arranged in the second screw hole, one end of the bolt 122 is detachably connected with the second connecting rod 113, and the bolt 122 is used for limiting the movement of the third slider 114, when the bolt 122 is rotated, the front end of the bolt 122 moves inward along the second screw hole to contact the second link 113, and the third slider 114 is restrained from moving.

The utility model discloses a use method: the body position pad main body 1 is placed between the two legs, the affected limb is placed in the groove-shaped structure, at the moment, the body position pad main body 1 can keep the two legs separated, the affected limb can be prevented from adducting and internal rotation, and the function of maintaining the straight, abducted and neutral position of the affected limb is achieved;

when the legs of a patient need to be lifted, the legs are placed on an arc-shaped groove in the upper end of the body position pad main body 1, then the handle 10 is rotated according to actual requirements, the handle 10 drives the positive and negative tooth lead screws 3 to rotate, the positive and negative tooth lead screws 3 drive the two first sliding blocks 4 to move in opposite directions or in opposite directions at the same time, the supporting plate 5 is driven to move up and down, the supporting plate 5 drives the body position pad main body 1 to move up and down to adjust the height, when the body position pad main body 1 drives the legs to reach the optimal comfortable height, the rotation of the handle 10 is stopped, the body position pad main body 1 is favorable for blood circulation of the legs at the moment, and swelling is reduced;

when a patient needs to turn over, the affected limb is placed in the groove-shaped structure, the first fastening tape 7 and the second fastening tape 8 are controlled to be bonded, the affected limb is fixed, the affected limb of the patient is guaranteed to be kept still when the patient turns over, then the patient is helped to turn over, when the patient turns over to an optimal angle, the second sliding block 112 is pushed to move downwards along the guide rod 111, the second sliding block 112 drives the second connecting rod 113 to move downwards, when the second connecting rod 113 moves to the lower end to be in contact with a sickbed, the bolt 122 is rotated, the front end of the bolt 122 moves inwards along the second screw hole to be in contact with the second connecting rod 113, at the moment, the third sliding block 114 is limited and does not move any more, the second connecting rod 113 is further guaranteed not to rotate any more, and at the moment, the doctor performs operations such as dressing change on the patient.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A multifunctional lower limb position pad is characterized by comprising a position pad main body (1), a first shell (2), a positive and negative tooth screw rod (3), a first slide block (4), a support plate (5) and a first connecting rod (6);

the lower end of the body position pad main body (1) is provided with a first cavity, a first shell (2) is arranged in the first cavity, a positive and negative screw rod (3) is transversely arranged in the first shell (2), the first end of the positive and negative screw rod (3) is rotatably connected with the inner wall of the first shell (2), the second end of the positive and negative screw rod (3) penetrates through the side wall of the first shell (2), first sliding blocks (4) are sleeved at the two ends of the positive and negative screw rod (3), first screw holes matched with the positive and negative screw rod (3) are formed in the first sliding blocks (4), the first sliding blocks (4) are in threaded connection with the positive and negative screw rod (3) through the first screw holes, the lower end of each first sliding block (4) is in sliding connection with the inner wall at the bottom of the shell (2), a supporting plate (5) is arranged above each first sliding block (4), and each supporting plate (5) is respectively connected with the two first sliding blocks (4) through first connecting rods (6), one ends of the two first connecting rods (6) are respectively hinged with the two first sliding blocks (4), the other ends of the two first connecting rods (6) are respectively hinged with a supporting plate (5), the lower end of the supporting plate (5) is detachably connected with the first shell (2), and the upper end of the supporting plate (5) is detachably connected with the body position pad main body (1);

the utility model discloses a body position pad, including position pad main part (1), first thread gluing area (7) that the position pad main part (1) upper end was equipped with a plurality of evenly distributed, position pad main part (1) lower extreme symmetry is equipped with matched with second thread gluing area (8), first thread gluing area (7) and second thread gluing area (8) can be dismantled and connect.

2. The multi-functional lower limb position pad of claim 1, wherein: the position pad main part (1) includes high density sponge and the ventilative pure cotton of polyester-card, the setting that the connection can be dismantled to the high density sponge is in the ventilative pure cotton of polyester-card.

3. The multi-functional lower limb position pad of claim 2, wherein: the high-density sponge is in a trapezoidal three-dimensional structure.

4. The multi-functional lower limb position pad of claim 2, wherein: groove-shaped structures are symmetrically arranged on two sides of the high-density sponge.

5. The multi-functional lower limb position pad of claim 2, wherein: one end of the polyester card breathable pure cotton cloth is provided with a zipper device (9).

6. The multi-functional lower limb position pad of claim 1, wherein: first shell (2) are equipped with handle (10) outward, positive and negative tooth lead screw (3) second end runs through first shell (2) lateral wall and is connected with handle (10), position pad main part (1) one side is equipped with the vertical groove with handle (10) matched with, handle (10) and vertical groove sliding connection.

7. The multi-functional lower limb position pad of claim 1, wherein: the middle positions of the upper end and the lower end of the body position pad main body (1) are respectively provided with a second cavity, a supporting device (11) is arranged in each second cavity, arc-shaped grooves are symmetrically formed in two sides of the supporting device (11) at the upper end, and each supporting device (11) comprises a second shell (110), a guide rod (111), a second sliding block (112), a second connecting rod (113), a third sliding block (114) and a third connecting rod (115); the second cavity is internally provided with a second shell (110), a guide rod (111) is vertically arranged in the second shell (110), two ends of the guide rod (111) are fixedly connected with the inner wall of the second shell (110) respectively, a second slider (112) is sleeved on the guide rod (111), the second slider (112) is arranged on the guide rod (111) in a sliding manner, the second slider (112) is connected with the inner wall of the second shell (110) in a sliding manner, a second connecting rod (113) is arranged on one side of the second slider (112), one end of the second connecting rod (113) is rotatably connected with the second slider (112), a third slider (114) is sleeved on the second connecting rod (113), the third slider (114) is arranged on the second connecting rod (113) in a sliding manner, the third connecting rod (115) is connected with the guide rod (111), and one end of the third connecting rod (115) is hinged with the third slider (114), the other end of the third connecting rod (115) is hinged with the guide rod (111).

8. The multi-functional lower limb position pad of claim 7, wherein: guide bar (111) one side is equipped with a plurality of evenly distributed's first pawl (116), second slider (112) inner wall is equipped with first spout (119), sliding connection's in first spout (119) be equipped with first pawl (116) matched with second pawl (117), second pawl (117) can be dismantled with first pawl (116) and be connected, be equipped with spring (118) between second pawl (117) and first spout (119) inner wall, spring (118) one end and second pawl (117) fixed connection, the spring (118) other end and first spout (119) inner wall fixed connection.

9. The multi-functional lower limb position pad of claim 8, wherein: one side of the second pawl (117) is fixedly connected with a push rod (120), one end of the push rod (120) penetrates through the side wall of the second sliding block (112), a second sliding groove (121) matched with the push rod (120) is formed in the side wall of the second sliding block (112), and the push rod (120) is arranged in the second sliding groove (121) in a sliding connection mode.

10. The multi-functional lower limb position pad of claim 7, wherein: and a second screw hole is formed in the third sliding block (114), a bolt (122) matched with the second screw hole is arranged in the second screw hole, and one end of the bolt (122) is detachably connected with the second connecting rod (113).