CN115778730A - Auxiliary device for plaster for beating human characters on hip - Google Patents

Abstract

The patent of the present invention belongs to the technical field of surgical auxiliary equipment, and specifically discloses an auxiliary equipment for placing herringbone plaster on the hip, including a bed body, a horizontal conveyor belt arranged on the upper end of the bed frame, and a horizontal conveyor belt along the bed frame. The length direction is extended to form a bed board for carrying the patient; a pair of clamping devices are used to respectively fix the patient's feet; the driving device includes a mounting base, a driving mechanism for driving the mounting base to move along the length direction of the bed frame and a For the first lifting mechanism that is used to drive the clamping device up and down, the mounting base is connected with the second lifting mechanism that is used to drive the first lifting mechanism up and down, and the leg posture adjustment device, which is used to adjust the distance between the pair of clamping devices. distance. It can quickly adjust the patient's posture to make it in the best position, improve the efficiency of hip herringbone cast, and does not require the cooperation of multiple people to avoid taking up a lot of manpower.

Description

An assistive device used to place a herringbone cast on the hip

technical field

The invention relates to the technical field of surgical auxiliary equipment, in particular to an auxiliary equipment for placing a herringbone plaster on the hip.

Background technique

Patients with hip fractures, regardless of surgical or conservative treatment, often need plaster external fixation. External fixation is achieved by setting a "hip herringbone cast" on the hip. During the entire process of hip herringbone plaster, the patient's trunk and The buttocks are supported to keep them in the best position, which is beneficial for the doctor to operate in the shortest time.

At present, most of the patients are placed on the table, and the legs and torso of the patient are grasped separately through the assistance of multiple people, and the posture of the patient is adjusted to keep it in the best position. However, this method has the following disadvantages:

1) It is necessary for the medical staff to hold the patient's leg and keep it in a certain posture for a long time, which increases the burden on the medical staff;

2) Multiple medical staff are required to have rich clinical experience;

3) Multiple medical personnel are required to work together to adjust the patient's posture multiple times, which is time-consuming, resulting in low efficiency of hip-hip herringbone plaster and taking up a lot of manpower.

Contents of the invention

In view of the problems in the prior art, the purpose of the present invention is to provide an auxiliary device for placing a herringbone cast on the hip, which can quickly adjust the posture of the patient so that it is in the best position, and improve the quality of the hip cast. Efficiency, without multi-person collaboration, to avoid taking up a lot of manpower.

In order to achieve the above object, technical scheme of the present invention is:

An assistive device designed to place a spica cast on the hip, consisting of:

The bed body includes a bed frame, and the upper end of the bed frame is provided with a horizontal conveyor belt, and the horizontal conveyor belt extends along the length direction of the bed frame to form a bed board for carrying patients;

A pair of clamping devices for immobilizing the patient's feet respectively;

The driving device includes a mounting base, a driving mechanism for driving the mounting base to move along the length direction of the bed frame, and a pair of first lifting mechanisms respectively used to drive the clamping device up and down, and the mounting base is connected to drive the first lifting mechanism. A second lifting mechanism for mechanism lifting, wherein the first lifting mechanism includes a linear motion module, and the second lifting mechanism includes a base connected to the mounting base, a first guide rod extending horizontally along the length direction of the bed frame and the first electric push rod telescopic along the axial direction of the first guide rod, one end of the first guide rod is connected to the base, the other end is hinged to the side wall of the guide sleeve and has a first hinge point, and the guide sleeve Rotating in the first direction around the first hinge point, the first electric push rod is connected to the base, and the telescopic end of the first electric push rod is hinged to the lower end of the slide rod inserted in the guide sleeve and has The second hinge point, the slide bar rotates in the second direction around the second hinge point, the upper end of the slide bar is hinged to the linear motion module and has a third hinge point, and the linear motion module rotates around the third hinge point rotating in a third direction, the first direction, the second direction and the third direction are all located on the same vertical plane;

And a leg posture adjusting device, used to adjust the distance between a pair of clamping devices.

Further, it also includes a buttock support device, the buttock support device includes a backing plate arranged at the end of the bed, the lower end of the backing plate is connected to the base through a third lifting mechanism, and the base is horizontal to the length of the bed frame. One end of the extended second guide rod is connected, the other end of the second guide rod is inserted into the first sliding sleeve provided on the bed frame, the second guide rod slides along its own axis, and the backing plate is located on the conveyor belt The middle of the end of the backing plate, and the side of the backing plate close to the end of the conveyor belt is set to be in contact with the end of the conveyor belt, and the side of the backing plate away from the conveyor belt is provided with a stop bar for contacting the patient's pubic bone.

Further, the end of the second guide rod away from the base is provided with a limit nut and the end sleeve is provided with a first return spring, and the two ends of the first return spring are in conflict with the first sliding sleeve and the limit nut respectively, and the The aforementioned limit nut is threadedly connected with the second guide rod.

Further, the clamping device includes a pedal and a first limiting mechanism, and the first limiting mechanism is used to limit the patient's foot during work so that it is bound to the pedal.

Further, the first limiting mechanism includes a pair of straps, the fixed ends of the pair of straps are connected to the pedal, the free ends of the pair of straps are connected by Velcro, and the pedal is passed through the bracket It is connected with the sliding seat of the linear motion module, and the bracket is provided with rollers for supporting the patient's calf, wherein the rear end of the pedal is provided with a limiting plate for contacting the heel.

Further, the bracket includes a support rod parallel to the linear motion module, the upper end of the support rod is hinged to the idler roller, and the lower end is connected to the pedal.

Further, the idler roller is a nylon idler roller, and the middle part of the nylon idler roller is coaxially provided with an arc-shaped annular groove.

Further, the driving device includes a first lead screw, a third guide rod and a first drive part for driving the first lead screw to rotate, and both the first lead screw and the third guide rod extend along the length direction of the bed body, so Both the first screw sleeve on the first lead screw and the sliding sleeve on the third guide rod are connected with the mounting seat.

Further, the leg posture adjustment device includes a second lead screw extending along the width direction of the bed body and a second driving part that drives the second lead screw to rotate, the screw threads at both ends of the second lead screw have opposite directions of rotation, and The two ends of the second lead screw are respectively provided with second screw sleeves, the second screw sleeves are hinged with a second sliding sleeve and have a fourth hinge point, and the second sliding sleeve surrounds the fourth hinge point along the fourth hinge point. direction, the first guide rod is inserted into the second sliding sleeve, wherein the base and the mounting base are hinged and have a fifth hinge point, and the base rotates in the fifth direction around the fifth hinge point, so Both the fourth direction and the fifth direction are located in the horizontal plane.

Further, it also includes a third driving part that drives the linear motion module to rotate around the third hinge point, and the third driving part includes a motor.

Further, the inner side of the endless belt of the horizontal conveyor belt is provided with a support plate connected to the bed frame, the support plate is arranged horizontally, and the inner side of the upper part of the endless belt is in contact with the upper side of the support plate.

Compared with the prior art, the present invention provides a unique auxiliary device and measuring method for placing a herringbone plaster on the hip, is easy to operate, and uses a horizontal conveyor belt instead of a traditional bed board to facilitate adjustment of the patient's position on the bed. The position of the patient’s lower body is suspended in the air, and the patient’s body does not need to be manually lifted, and the posture of the patient’s legs is supported and adjusted by the first lifting mechanism, the second lifting mechanism and the leg posture adjustment device to the maximum position of the hip plaster. It replaces manual repeated adjustment of the patient's leg posture, and does not need to manually hold the patient's leg for a long time to maintain a certain posture, which greatly reduces the labor intensity of medical staff and does not require strict requirements on the clinical experience of medical staff.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Accompanying drawing 1 is a kind of auxiliary equipment that is used for putting herringbone plaster on the hip, front view full sectional view.

Accompanying drawing 2 is the plan view in accompanying drawing 1.

Accompanying drawing 3 is A-A sectional view among accompanying drawing 1.

In the figure: 1. clamping device, 101. pedal, 102. strap, 103. support rod, 104. roller, 2. linear motion module, 201. sliding seat, 3. third hinge point, 4. the first Three driving parts, 5. hip supporting device, 501. stop bar, 502. backing plate, 503. the third lifting mechanism, 504. base, 505. the first sliding sleeve, 506. the second guide rod, 507. return spring, 6. Conveyor belt, 601. Belt, 7. Support plate, 8. The first driving part, 9. The first screw, 10. The first screw sleeve, 11. Mounting seat, 12. The fifth hinge point, 13. Base Seat, 14. Electric push rod, 15. The first guide rod, 16. The second sliding sleeve, 17. The second screw sleeve, 18. The second screw, 19. Bearing seat, 20. The second hinge point, 21. Slide bar, 22. guide sleeve, 23. the first hinge point, 24. bed frame, 25. slip sleeve, 26. the third guide rod.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention. Apparently, the described embodiments are only some of the embodiments of the present invention, but not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

As shown in Figures 1 to 3, as a kind of auxiliary equipment for putting herringbone plaster on the hip as a preferred embodiment of the present invention, comprise bed body, this bed body comprises bed frame 24, and the upper end of bed frame 24 is provided with Horizontal conveyer belt 6, horizontal conveyer belt extends along the length direction of bed frame 24, to constitute the bed board that carries patient, specifically, conveyer belt 6 comprises the driving wheel and the driven wheel that are connected to the head of a bed and the end of a bed to rotate respectively, drive The wheel is connected to the driven wheel through an endless belt, and the driving wheel is connected with a motor, which is used to drive the driving wheel to rotate, and then it can be seen that after the patient is placed on the conveyor belt 6, the forward and reverse rotation of the conveyor belt 6 is controlled to drive the patient to the end of the bed or the bed. The head moves to adjust the position of the patient on the bed, so that the patient's buttocks and legs protrude from the bed, which is convenient for plastering the hips and legs, and the inner side of the endless belt 601 of the horizontal conveyor belt is set on the bed The support plate 7 connected to the frame 24, the support plate 7 is arranged horizontally, and the inner side of the upper part of the endless belt 601 is in contact with the upper side of the support plate 7, so as to support the patient lying on the conveyor belt 6 and avoid The conveyor belt 6 collapses under pressure, and ensures the stability of the patient during movement;

A pair of clamping devices 1 are used to respectively fix the patient's feet, and each foot of the patient is equipped with a clamping device 1, that is, to limit the position of the patient's feet respectively;

The driving device includes a mounting base 11, a first driving mechanism for driving the mounting base 11 to move along the length direction of the bed frame 24, and a pair of first elevating mechanisms respectively used to drive the clamping device 1 up and down. The mounting base 11 is connected and useful For the second lifting mechanism that drives the first lifting mechanism up and down, the second lifting mechanism is connected to the mounting base 11, that is, through the cooperation of the first lifting mechanism and the second lifting mechanism, the height of the patient's legs can be adjusted in two stages, thereby replacing manual support and Elevate the patient's legs so that the medical staff can apply plaster to the patient whose legs and hips are suspended in the air, wherein the first lifting mechanism includes a linear motion module 2 (the linear motion module 2 is the prior art, the specific structure and principle No longer described in detail), the second lifting mechanism includes a base 13 vertically arranged and connected to the mounting base, a first guide rod 15 extending horizontally along the length direction of the bed frame 24, and an axial telescopic extension along the first guide rod 15 The first electric push rod 14, the first guide rod 15 is parallel to the first electric push rod 14, and the first guide rod 15 is located above the first electric push rod 14, and the two are arranged in a vertical state sequentially, the first One end of guide rod 15 is connected with base 13 (can adopt the mode of welding), and the sidewall of the other end and guide sleeve 22 is hinged and has first hinge point 23, and described guide sleeve 22 is around first hinge point 23 along the first hinge point. direction rotation, the first electric push rod 14 is fixedly connected to the base 13, and the telescopic end of the first electric push rod 14 is hinged to the lower end of the slide rod 21 inserted in the guide sleeve 22 and has a second hinge point 20, the sliding rod 21 rotates in the second direction around the second hinge point 20, the upper end of the sliding rod 21 is hinged to the linear motion module 2 and has a third hinge point 3, and the linear motion module 2 is hinged around the third Point 3 rotates along the third direction, and the first direction, the second direction and the third direction are all located on the same vertical plane, that is, the first electric push rod 14 can be extended to cooperate with the first guide rod 15 to drive the sliding rod 21 swings in the vertical plane and changes the length of the upper end of the slide bar 21 protruding from the guide sleeve 22. Due to the relationship between the human calf and the thigh, the patient's thigh can be lifted by lifting the calf, and the patient's calf is brought closer Thigh, knee flexion, at the same time, the clamping device 1 can be driven up through the linear motion module 2 to further raise the patient's leg, and adjust the range of knee flexion, so as to adjust the patient's leg posture to adapt to the hip beater and a leg posture adjustment device, which is used to adjust the distance between a pair of clamping devices 1, and then spread the patient's legs apart, so as to adjust the distance between the patient's legs.

It should be noted that, in actual use, the patient's body is placed on the conveyor belt 6, and the patient's feet are adjusted to protrude so as to fix the feet in the clamping device 1, and then the conveyor belt 6 and the driving mechanism act synchronously. Make the patient's legs and hips hang out of the bed, then adjust the second lifting mechanism first, then adjust the first lifting mechanism, and then use the leg posture adjustment device to adjust the degree of spread of the patient's bed legs, the three cooperate Adjust the posture of the patient's legs to the best position. The principle is: due to the pulling of the thigh, the calf is tilted, which naturally drives the linear motion module 2 to rotate around the third hinge point 3 to form a matching tilt posture, and then through the first The driving mechanism drives the patient's foot up to lift the entire leg, and the first driving mechanism drives the foot close to the thigh to adjust the degree of knee flexion of the patient's leg. In addition, since the linear movement module is tilted, the linear movement module The group drives the patient's foot to tilt up and down to lift the foot close to the thigh, or lower the foot away from the thigh to further adjust the posture of the patient's leg. After plastering, release the restraint of the clamping device 1 on the feet, and control the conveyor belt 6, the first driving mechanism and the second driving mechanism to reset, so that the patient moves to the bed body, thereby completing the operation of placing a hip herringbone plaster on the patient. In addition, the adjustment of the posture of the patient's legs is the existing medical knowledge, and the operation plan is determined according to the condition of the patient's hip.

When applying the auxiliary equipment provided by the present invention for placing herringbone plaster on the hip, the horizontal conveyor belt 6 is used to replace the traditional bed board, so as to adjust the position of the patient on the bed body, so that the lower body of the patient can be suspended in the air, without manual lifting of the patient's body , and through the first lifting mechanism, the second lifting mechanism and the leg posture adjustment device to support and adjust the posture of the patient's legs to the best position of the hip plaster cast, instead of manually adjusting the posture of the patient's legs repeatedly, and without manual labor Holding the patient's legs in a certain posture for a long time greatly reduces the labor intensity of the medical staff, and there is no need to have strict requirements on the clinical experience of the medical staff.

What needs to be added is that this device is not only used for hip casts, but also for casts on certain injured parts of the legs, such as knee joints, ankle joints, calves or thighs, etc. It has a wide range of applications and multiple functions use.

On the basis of the above embodiments, it also includes a buttock support device 5, which is used to support the patient's suspended buttocks, reduce the grip on the patient's feet, and then improve the patient's comfort. When putting plaster on the lower part of the body, the buttock support device 5 is removed, so that the buttock support device 5 is separated from the patient's buttocks, and there is room for plaster application. The upper end of the backing plate 502 is used to carry the patient's buttocks, the lower end of the backing plate 502 is connected to the base 504 through the third lifting mechanism 503, and the base 504 is connected to one end of a pair of second guide rods 506 extending horizontally along the length direction of the bed frame 24 The other end of the second guide rod 506 is inserted into the first sliding sleeve 505 provided on the bed frame 24, the second guide rod 506 slides along its own axis, the backing plate 502 is located in the middle of the end of the conveyor belt 6, and the The side of backing plate 502 near the end of conveyor belt 6 is set to contact with the end of conveyor belt 6, and the side of backing plate 502 away from conveyor belt 6 is provided with a retaining bar 501 for contacting the patient's pubic bone position. During work, The conveyor belt 6 moves the patient to the end of the bed, and the third lifting mechanism 503 can be pre-controlled to drive the backing plate 502 to drop below the upper end of the conveyor belt 6, so that the patient's buttocks can fall on or be located on the pad when the patient moves with the conveyor belt 6. Above the plate 502, the third elevating mechanism 503 can be controlled to rise and lift the backing plate 502, thereby forming the patient’s buttocks, and because the second guide rod 506 and the first sliding sleeve 505 are slidingly fitted, the patient can touch the backing plate 502 and the patient’s buttocks. After the stop bar, the backing plate 502 is driven to move synchronously. During the subsequent plastering process, the action of the third lifting mechanism 503 can be controlled to drive the backing plate 502 to contact or separate from the patient's buttocks according to actual needs. Specifically, the above-mentioned third lifting mechanism is The second electric push rod arranged vertically.

For better technical effect, on the basis of the above-mentioned embodiment, the end of the second guide rod 506 away from the base 504 is provided with a limit nut and the end sleeve is provided with a first return spring 507, and the end of the first return spring 507 The two ends are respectively in conflict with the first sliding sleeve 505 and the limit nut, and the limit nut is threadedly connected with the second guide rod 506, so that the second guide rod 506 can be prevented from breaking away from the first sliding sleeve 505 through the limit nut, and After the supporting plate is separated from the patient's buttocks, the first return spring 507 drives the backing plate 502 to reset close to the end of the bed.

On the basis of the above-mentioned embodiments, the clamping device 1 includes a pedal 101 and a first limiting mechanism, and the first limiting mechanism is used to limit the foot of the patient during work so that it is bound to the pedal 101, and then By moving the clamping device 1 to drive the patient's feet to move, specifically, the first limiting mechanism includes a pair of straps 102, the fixed ends of the pair of straps 102 are connected to the pedal 101, and the pair of straps 102 are connected to the pedal 101. The free ends of the straps 102 are connected by Velcro for easy disassembly. The pedal 101 is connected with the sliding seat 201 of the linear motion module 2 through the bracket, and the bracket is provided with an idler 104 for supporting the patient's calf. The roller 104 supports the calf, shares the force on the patient's foot, and can limit the posture of the calf to avoid straining the ankle. In addition, the rotation of the idler roller 104 can improve the smooth movement of the calf, wherein the rear of the pedal 101 The end is provided with a limiting plate for resisting the heel, and cooperates with the strap 102 to fix the foot and prevent it from detaching from the pedal 101.

On the basis of the above embodiments, the bracket includes a support rod 103 parallel to the linear motion module 2, the upper end of the support rod 103 is hinged to the idler roller 104, and the lower end is connected to the pedal 101, so that the legs can be kept away from the support rod One side of 103 is exposed to avoid interference with plaster cast on the leg.

On the basis of the above-mentioned embodiment, the idler roller 104 is a nylon idler roller 104, and the middle part of the nylon idler roller 104 is provided with an arc-shaped annular groove coaxially. Avoid sliding left and right along idler roller 104, keep the stability of leg, be convenient to plaster.

On the basis of the above-mentioned embodiment, the above-mentioned first driving mechanism includes a first screw 9, a third guide rod 26 and a first driving part 8 that drives the first screw 9 to rotate, and the first screw 9 and the second The three guide rods 26 all extend along the length direction of the bed body, and the two ends of the first lead screw 9 are respectively rotatably connected to the side plates on both sides below the bed body. The side plates on both sides below, the first leading screw 9 and the third guide rod 26 are all at the level, and the first screw sleeve 10 on the first leading screw 9 and the slip sleeve 25 on the third guide rod 26 are all compatible with The mounting base 11 is connected, and the first lead screw 9 can be driven to rotate by controlling the action of the first driving part 8 to drive the mounting base 11 to move forward and backward, and then drive the mounting base 11 to push the first lifting mechanism and the second lifting mechanism to translate to achieve cooperation The conveyor belt 6 is used to drive the patient's legs away from the bed until it is in the air. Specifically, the first driving part 8 includes a motor and a reducer. The motor is connected to the first lead screw through the reducer, and then drives the first lead screw to rotate. .

On the basis of the above-mentioned embodiments, the leg posture adjustment device includes a second lead screw 18 extending along the width direction of the bed body and a second driving part that drives the second lead screw 18 to rotate, and the two ends of the second lead screw 18 The spiral direction is opposite, and the two ends of the second lead screw 18 are respectively provided with a second screw sleeve 17, the second screw sleeve 17 is hinged with a second sliding sleeve 16 and has a fourth hinge point, and the second sliding sleeve 16 wraps around the fourth The hinge point rotates in the fourth direction, and the first guide rod 15 is inserted in the second sliding sleeve 16, wherein the base 13 and the mounting seat 11 are hinged and have a fifth hinge point 12, and the base 13 moves along the fifth hinge point 12 around the fifth hinge point. Rotate in the fifth direction, the fourth direction and the fifth direction are all located in the horizontal plane, that is, the second screw 18 is driven to rotate forward or reversely by controlling the second driving part, so as to drive the second telescopic mechanism to approach or move away from each other, thereby driving The clamping device 1 approaches or moves away to achieve the effect of adjusting the posture of the patient's legs. Specifically, the second driving part is a motor fixed on the bed frame, and the motor is connected to the second lead screw 18 through a coupling, and the second driving part The two ends of the two leading screws 18 are connected to the bed frame 24 by bearing blocks 19 .

For a better technical effect, on the basis of the above-mentioned embodiment, it also includes a third driving part 4 that drives the linear motion module 2 to rotate around the third hinge point 3. The third driving part 4 includes a The motor of the shell of the module 2, specifically, the linear motion module is fixed with a shaft sleeve, and the sliding rod is fixedly connected with the pin shaft inserted in the shaft sleeve, so as to realize articulation, and the motor is connected to the pin shaft through a gear transmission mechanism. The tilt posture of the patient's calf can be directly adjusted by using the second driving mechanism; in addition, when the linear motion module 2 is close to the end of the bed, the linear motion module 2 at the end of the bed is turned upward around the third hinge point 3, thereby making the linear motion module The upper end of 2 is close to the end of the bed, so that when the legs of the human body move synchronously with the conveyor belt 6, the legs can slide on the idler roller 104, and under the guide sliding of the idler roller 104, the patient's foot falls into the pedal 101, without manual adjustment of the patient. The leg position can be dropped into the pedal 101, which is convenient and quick.

Preferably, it also includes a control handle and a controller electrically connected to the control handle, the controller is respectively connected to the first driving part, the second driving part, the third driving part, the first electric push rod, the second electric push rod and The conveyor belt is electrically connected, which is convenient for medical staff to control, or the adjustment program can be preset in the controller, so that the patient can be placed on the bed, and the controller can send instructions to each part to automatically adjust the patient to the best position, improving efficiency .

Finally, it should also be noted that in this text, relational terms such as first and second etc. are only used to distinguish one entity or operation from another, and do not necessarily require or imply that these entities or operations, any such actual relationship or order exists. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

Each embodiment in this specification is described in a progressive manner, each embodiment focuses on the difference from other embodiments, and the same and similar parts of each embodiment can be referred to each other.

The above description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (11)

1. An auxiliary device for playing a herringbone cast at the hip, characterized in that it comprises: The bed body includes a bed frame, and the upper end of the bed frame is provided with a horizontal conveyor belt, and the horizontal conveyor belt extends along the length direction of the bed frame to form a bed board for carrying patients; A pair of clamping devices for immobilizing the patient's feet respectively; The driving device includes a mounting base, a driving mechanism for driving the mounting base to move along the length direction of the bed frame, and a pair of first lifting mechanisms respectively used to drive the clamping device up and down, and the mounting base is connected to drive the first lifting mechanism. A second lifting mechanism for mechanism lifting, wherein the first lifting mechanism includes a linear motion module, and the second lifting mechanism includes a base connected to the mounting base, a first guide rod extending horizontally along the length direction of the bed frame and an electric push rod telescopic along the axial direction of the first guide rod, one end of the first guide rod is connected to the base, the other end is hinged to the side wall of the guide sleeve and has a first hinge point, and the guide sleeve wraps around the first A hinge point rotates along the first direction, the electric push rod is connected to the base, and the telescopic end of the electric push rod is hinged to the lower end of the slide rod inserted in the guide sleeve and has a second hinge point, so The slide bar rotates in the second direction around the second hinge point, the upper end of the slide bar is hinged to the linear motion module and has a third hinge point, and the linear motion module rotates in the third direction around the third hinge point, The first direction, the second direction and the third direction are all located on the same vertical plane; And a leg posture adjusting device, used to adjust the distance between a pair of clamping devices. 2. The auxiliary device for placing a herringbone cast on the hip according to claim 1, further comprising a buttock supporting device, the buttock supporting device comprising a backing plate arranged at the end of the bed body, so The lower end of the backing plate is connected to the base through a third lifting mechanism, and the base is connected to one end of a second guide rod extending horizontally along the length direction of the bed frame, and the other end of the second guide rod is inserted into a The first sliding sleeve, the second guide rod slides along its own axis, the backing plate is located in the middle of the end of the conveyor belt, and the side of the backing plate near the end of the conveyor belt is set to be in contact with the end of the conveyor belt For contact, the side of the backing plate away from the conveyor belt is provided with a stop bar for contacting the patient's pubic bone. 3. The auxiliary device for placing a herringbone cast on the hip according to claim 2, characterized in that, the end of the second guide rod away from the base is provided with a limit nut and the end is sleeved with a first return spring , the two ends of the first return spring are in conflict with the first sliding sleeve and the limit nut respectively, and the limit nut is threadedly connected with the second guide rod. 4. The auxiliary device for placing a herringbone plaster on the hip according to claim 1, wherein the clamping device includes a pedal and a first limit mechanism, and the first limit mechanism is used for Limit the position of the patient's foot during work so that it is bound to the pedal. 5. The auxiliary device for placing a herringbone plaster on the hip according to claim 4, wherein the first limiting mechanism comprises a pair of straps, and the fixed ends of a pair of straps are all connected with each other. The pedals are connected, the free ends of a pair of straps are connected by Velcro, the pedals are connected with the sliding seat of the linear motion module through a bracket, and the bracket is provided with idlers for supporting the patient's calf, Wherein, the rear end of the pedal is provided with a limiting plate for resisting the heel. 6. The auxiliary device for placing a herringbone cast on the hip according to claim 5, wherein the support includes a support rod parallel to the linear motion module, and the upper end of the support rod is hinged to the bracket The roller is connected with a pedal at the lower end. 7. The auxiliary device for placing herringbone plaster on the hip according to claim 6, wherein the idler roller is a nylon idler roller, and the middle part of the nylon idler roller is coaxially provided with an arc-shaped annular groove. 8. The auxiliary device for placing a herringbone plaster on the hip according to claim 1, wherein the driving device comprises a first lead screw, a third guide rod and a first lead screw that drives the first lead screw to rotate. In the driving part, the first lead screw and the third guide rod both extend along the length direction of the bed body, and the first screw sleeve on the first lead screw and the sliding sleeve on the third guide rod are connected to the mounting base . 9. The auxiliary device for placing a herringbone plaster on the hip according to claim 8, wherein the leg posture adjustment device comprises a second lead screw extending along the width direction of the bed body and driving a second The second driving part for the rotation of the lead screw, the screw threads at both ends of the second lead screw are in opposite directions, and the two ends of the second lead screw are respectively provided with second screw sleeves, and the second screw sleeves are hinged to the first Two sliding sleeves have a fourth hinge point, the second sliding sleeve rotates around the fourth hinge point in a fourth direction, the first guide rod is inserted into the second sliding sleeve, wherein the base and the mounting seat The base is hinged and has a fifth hinge point, the base rotates in a fifth direction around the fifth hinge point, and the fourth direction and the fifth direction are both located in a horizontal plane. 10. The auxiliary device for putting a herringbone plaster on the hip according to claim 9, further comprising a third drive part that drives the linear motion module to rotate around the third hinge point, the third drive part includes the motor. 11. The auxiliary device for placing a herringbone cast on the hip according to any one of claims 1 to 10, characterized in that, the inner side of the endless belt of the horizontal conveyor belt is provided with a support plate connected to the bed frame, The support plate is arranged horizontally, and the inner side of the upper portion of the endless belt contacts the upper side of the support plate.

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