CN114681252B

CN114681252B - Negative pressure fracture fixing device for emergency treatment and application method thereof

Info

Publication number: CN114681252B
Application number: CN202210350419.4A
Authority: CN
Inventors: 王丽华; 倪丹
Original assignee: Changzhou Jintan First People's Hospital
Current assignee: Changzhou Jintan First People's Hospital
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2023-06-02
Anticipated expiration: 2042-04-02
Also published as: CN114681252A

Abstract

The invention discloses a negative pressure fracture fixing device for emergency treatment, which comprises: the bed comprises a bed body and at least two groups of protective coamings, wherein the protective coamings are fixedly arranged on the bed body and provided with limiting sliding grooves; the carriage, carriage slidable mounting in on the spacing spout, fixed mounting has the connecting plate on the carriage, install the locking screw on the connecting plate, through installing the protection bounding wall at the both sides of the bed body, the protection bounding wall is convenient to strengthen the patient and is lain the barrier propterty on the bed body, conveniently transport on the ambulance, carriage movable mounting is on the protection bounding wall, so that drive the fixed cover and carry out the position control of self-adaptation, satisfy the fixed demand at different positions of health, the fixed cover is fixed the shank or the hand of fracture after, lock spacingly through the locking screw, realize the fixed cover and fix the stability after the fracture position, prevent that the fracture position from taking place gliding phenomenon in the in-process of transportation on the bed body.

Description

Negative pressure fracture fixing device for emergency treatment and application method thereof

Technical Field

The invention belongs to the technical field of auxiliary medical equipment, and particularly relates to a negative pressure fracture fixing device for emergency treatment and a use method thereof.

Background

With the continuous development and progress of society, the number of vehicles is continuously increased, various vehicles on roads are seen everywhere, the increase of the vehicles can certainly increase the occurrence rate of traffic accidents, once the traffic accidents occur, the wounds caused to human limbs are frequent, and the recovery can be realized only after the wounds are long.

After a traffic accident occurs to a patient, the limb fracture needs to use a stretcher and auxiliary negative pressure equipment to provide conditions for supporting and carrying the patient, so that the patient who cannot walk can conveniently transport the patient to the inside of a hospital, and after the patient is carried to the hospital, the fracture part of the patient is subjected to pain relieving and resetting through diagnosis and medical treatment of a doctor, so that the pain of the patient is relieved, the aggravation of the injury is prevented, the healing of the wound is quickened, and good healing conditions are provided for the fracture part of the patient.

In the prior art, when the existing negative pressure fracture fixing device is used for coping with emergency traffic accidents, emergency treatment first aid is needed to be carried out on the fracture position of a patient, when the fracture position of the fracture patient is shielded and limited, the phenomenon that limbs of the patient shake easily occurs in the transportation process of the body of the patient, and the shielding position after fracture is inconvenient to regulate and control according to the actual use requirement.

Disclosure of Invention

The invention aims to provide a negative pressure fracture fixing device for emergency treatment and a use method thereof, which are used for solving the problems in the background technology.

In order to achieve the above purpose, the invention adopts the following technical scheme:

a negative pressure fracture fixation device for emergency treatment, comprising: the bed comprises a bed body and at least two groups of protective coamings, wherein the protective coamings are fixedly arranged on the bed body and provided with limiting sliding grooves; the sliding frame is slidably arranged on the limiting sliding groove, a connecting plate is fixedly arranged on the sliding frame, and a locking screw is arranged on the connecting plate; the support assembly comprises a first rotating piece and a turnover rod, the first rotating piece is fixedly arranged on the connecting plate, and the turnover rod is rotatably arranged on the first rotating piece; the fixed cover is fixedly arranged on the turning rod, a vent pipe is arranged on the fixed cover, and an air bag is arranged on the fixed cover; the telescopic assembly is installed between the connecting plate and the fixed cover and comprises a second rotating piece, a first telescopic piece and a third rotating piece.

By adopting the technical scheme: through installing the protection bounding wall in the both sides of the bed body, the protection bounding wall is convenient to strengthen the patient and is lain on the protective properties on the bed body, conveniently transport on the ambulance, carriage movable mounting is on the protection bounding wall to the fixed cover of drive carries out self-adaptation's position control, satisfies the fixed demand in different positions of health, and the fixed cover is fixed the shank or the hand of fracture after, locks spacingly through the locking screw, realizes the stability after the fixed cover is fixed the fracture position, prevents that the fracture position from taking place gliding phenomenon in the in-process of transportation on the bed body.

Preferably, the fixed cover comprises a fixed outer cover and a turnover cover, a turnover hole is formed in the fixed outer cover, the turnover cover is rotatably installed on the turnover hole, an adjusting assembly is installed on the turnover rod and comprises a connecting shaft, a fourth rotating piece, a second telescopic piece and a fifth rotating piece, the connecting shaft is fixed on the turnover rod, the fourth rotating piece is rotatably installed on the connecting shaft, the fourth rotating piece is fixedly connected with one end of the second telescopic piece, a fifth rotating piece is rotatably installed at the other end of the second telescopic piece, and the fifth rotating piece is fixedly installed on the turnover cover.

By adopting the technical scheme: the fixed cover adopts disconnect-type structure, and the upset cover can rotate on fixed dustcoat and open, and the upset cover upwards rotates when opening, makes things convenient for medical personnel to the observation and the preliminary diagnosis of fracture position, and the fixed knot who avoids the fracture point constructs and need open completely just can be normal needle end, and when the upset cover was closed, can keep comprehensive shielding and the protection to the fracture point, can avoid external collision and contact simultaneously, avoids causing the secondary injury.

Preferably, the size of the overturning hole is matched with the size of the overturning cover, and the overturning cover is of a U-shaped structure.

By adopting the technical scheme: the upset cover of U type structure can be stable in the outside free rotation of flexible subassembly scope, stability when guaranteeing flexible subassembly and adjusting part flexible regulation each avoids the mutual interference.

Preferably, the overturning range of the overturning cover is 0-80 degrees, and the inner diameter of the overturning cover is the same as that of the fixed outer cover.

By adopting the technical scheme: when the turnover cover is turned upwards, the turnover hole is gradually opened, so that a diagnosis space is provided for medical staff, and the fracture part of a patient is fixed.

Preferably, the limit chute is of a T-shaped structure, and the limit chute traverses the surface of the protective coaming.

By adopting the technical scheme: the limiting sliding groove provides support and limitation for the installation of the sliding frame, ensures the stability of the sliding frame during moving and adjusting, and simultaneously, the traversing structure is convenient to select the using quantity of the sliding frame part according to the using requirement, so that the requirement of fixing different points of a body is met.

Preferably, the surface of the locking screw is in threaded connection with the connecting plate, and the shaft end of the locking screw is in butt joint limit with the protection coaming.

By adopting the technical scheme: when the locking screw is screwed down, the shaft end butt of the locking screw is on the protection bounding wall, can carry out spacing and fixed to removing the connecting plate after adjusting to fix the fixed cover on the point position that needs to use, when the locking screw is unscrewed, the shaft end of locking screw and the surface separation of protection bounding wall provide stable support for the removal regulation of connecting plate.

Preferably, the air bag is communicated with the inside of the fixed cover, and the output end of the vent pipe is communicated with the inside of the fixed cover.

By adopting the technical scheme: the inside of gasbag is through the inside intercommunication of fixed cover and breather pipe, connects external air pump when the input of breather pipe uses, provides the air supply for the inside of gasbag, conveniently carries out elastic locking through the gasbag to the inside health position of fixed cover to be convenient for fix the fracture position.

Preferably, the second rotating member is fixedly mounted on the connecting plate, and one end of the first telescopic member is rotatably mounted on the second rotating member.

By adopting the technical scheme: the second rotating member provides stable support for rotation of the first telescoping member during telescoping adjustment.

Preferably, a third rotating member is rotatably mounted at the other end of the first telescopic member, and the third rotating member is fixedly mounted on the fixed cover.

By adopting the technical scheme: the axle head of first extensible member can drive fixed cover through the third and rotate the piece and rotate the regulation when stretching the regulation, and the fixed cover is rotated and is adjusted through the support component upset on the connecting plate to the expansion and the shrink regulation and control of fixed cover of being convenient for.

The invention also provides a using method of the negative pressure fracture fixing device for emergency treatment, which comprises the following steps:

s1, when a patient needs to be transported after fracture, the patient is transported to a bed body preferentially, and the body of the patient is kept between two groups of protective coamings;

s2, aligning the sliding frame on the limiting sliding groove, horizontally pushing the sliding frame between two groups of protection coamings, and moving the fixed cover to the fracture point of the patient;

s3, starting a first telescopic piece, wherein the first telescopic piece stretches and drives the fixed cover to rotate downwards to the fracture part, so that shielding and limiting of the fracture part are formed;

s4, the air bag is inflated to an inflated state, the air bag is wrapped at the fracture part of the patient, elastic buffering is formed after wrapping and limiting the fracture part, fixation of the fracture part is formed, the fixation cover covers the fracture part, displacement can be effectively prevented in the transferring process, and shaking of the body part is reduced.

The invention has the technical effects and advantages that:

1. through installing the protection bounding wall in the both sides of the bed body, the protection bounding wall is convenient to strengthen the patient and lies in the protective performance on the bed body, is convenient to transport on the ambulance, and carriage movable mounting is on the protection bounding wall to be convenient for drive the fixed cover and carry out self-adaptation's position adjustment, satisfy the fixed demand in different positions of health, after the fixed cover fixes fracture shank or hand, lock spacing through the locking screw, realize the fixed cover and fix the stability after the fracture position, prevent that the fracture position from taking place the gliding phenomenon in the in-process of transportation on the bed body;

2. the fixed cover adopts disconnect-type structure, and the upset cover can rotate on fixed dustcoat and open, and the upset cover upwards rotates when opening, makes things convenient for medical personnel to the observation and the preliminary diagnosis of fracture position, and the fixed knot who avoids the fracture point constructs and need open completely just can be normal needle end, and when the upset cover was closed, can keep comprehensive shielding and the protection to the fracture point, can avoid external collision and contact simultaneously, avoids causing the secondary injury.

Drawings

FIG. 1 is a three-dimensional view of the entirety of a first embodiment of a negative pressure fracture fixation device for emergency treatment according to the present invention;

FIG. 2 is a three-dimensional view of the web portion shown in FIG. 1;

FIG. 3 is a schematic view of the stationary shroud portion of FIG. 2;

FIG. 4 is a three-dimensional view of the entirety of a second embodiment of the negative pressure fracture fixation device for emergency treatment of the present invention;

FIG. 5 is a schematic view of the flip cover shown in FIG. 4 in an unfolded state;

FIG. 6 is a schematic structural view of an optimized version of the negative pressure fracture fixation device for emergency treatment of the present invention;

fig. 7 is an enlarged view of the portion a shown in fig. 6.

In the figure:

1. a bed body;

2. the protective coaming, 21 and the limiting chute;

3. the sliding frame, 31, the connecting plate, 311, the shrinkage groove, 32 and the locking screw;

4. a support assembly 41, a first rotating member 42, and a flipping lever;

5. a fixed cover 51, a vent pipe 52, an air bag 510, a fixed cover 511, a turnover hole 520 and a turnover cover;

6. a telescopic assembly 61, a second rotating member 62, a first telescopic member 63, a third rotating member;

7. the adjusting component 71, the connecting shaft 72, the fourth rotating piece 73, the second telescopic piece 74 and the fifth rotating piece;

8. a drive cam;

9. linkage assembly 91, transmission slide, 92, transmission shaft, 93, braking vane, 94, shrink spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 7 in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. The specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1:

as shown in fig. 1 to 3, the present invention provides a negative pressure fracture fixation device for emergency treatment, comprising: the bed body 1 and at least two groups of protective coamings 2, the protective coamings 2 are fixedly arranged on the bed body 1, limiting sliding grooves 21 are formed in the protective coamings 2, the two groups of protective coamings 2 are symmetrically arranged on the top surface of the bed body 1, the two groups of protective coamings 2 are identical in structure, the limiting sliding grooves 21 are of T-shaped structures, the limiting sliding grooves 21 transversely penetrate through the surface of the protective coamings 2, the limiting sliding grooves 21 provide support and limit for the installation of the sliding frame 3, stability in moving and adjusting of the sliding frame 3 is guaranteed, meanwhile, the transverse structure is convenient to select the use quantity of the sliding frame 3 according to the use requirement, the requirement for fixing different points of a body is met, the protective coamings 2 are arranged on two sides of the bed body 1, the protective coamings 2 are convenient to enhance the protective performance of a patient lying on the bed body 1, the sliding frame 3 is convenient to transport on an ambulance, the sliding frame 3 is movably arranged on the protective coamings 2 so as to drive the fixing cover 5 to carry out self-adapting position adjustment, the fixing requirement of different parts of the body is met, after the fixing cover 5 fixes the legs or hands of the fracture, the fracture is fixed through the screws 32, the fixing cover 5 locks the fixing cover, the fracture position of the fixing cover is locked to fix the fracture position at the position of the bed 1, and the fracture is prevented from occurring in the process in the fixing position of the bed 1;

the sliding frame 3 is slidably mounted on the limiting sliding groove 21, a connecting plate 31 is fixedly mounted on the sliding frame 3, a locking screw 32 is mounted on the connecting plate 31, the surface of the locking screw 32 is in threaded connection with the connecting plate 31, the shaft end of the locking screw 32 is in butt joint with the protective coaming 2 to limit, when the locking screw 32 is screwed down, the shaft end of the locking screw 32 is in butt joint with the protective coaming 2, and the connecting plate 31 after movement adjustment can be limited and fixed, so that the fixed cover 5 is fixed on a point where the fixed cover is required to be used, and when the locking screw 32 is unscrewed, the shaft end of the locking screw 32 is separated from the surface of the protective coaming 2, so that stable support is provided for movement adjustment of the connecting plate 31;

the support assembly 4 comprises a first rotating piece 41 and a turnover rod 42, wherein the first rotating piece 41 is fixedly arranged on the connecting plate 31, the turnover rod 42 is rotatably arranged on the first rotating piece 41, the turnover rod 42 is rotatably arranged on the connecting plate 31 through the first rotating piece 41, and stable support is provided for the turnover adjustment of the fixed cover 5, so that the fixed cover 5 can be rotationally adjusted between 0 DEG and 80 DEG, and when the fixed cover 5 is positioned at 0 DEG, the fixed cover 5 is tightly pressed on the bed body 1 for tightly pressing and limiting the fracture part of a patient;

the fixed cover 5 is fixedly arranged on the turning rod 42, the vent pipe 51 is arranged on the fixed cover 5, the air bag 52 is communicated with the inside of the fixed cover 5, the output end of the vent pipe 51 is communicated with the inside of the fixed cover 5, the inside of the air bag 52 is communicated with the inside of the vent pipe 51 through the fixed cover 5, the input end of the vent pipe 51 is connected with an external air pump when in use, an air source is provided for the inside of the air bag 52, and the body part inside the fixed cover 5 is conveniently and elastically locked through the air bag 52 so as to fix the fracture part;

the telescopic component 6, telescopic component 6 installs between connecting plate 31 with fixed cover 5, telescopic component 6 includes second rotation piece 61, first telescopic component 62 and third rotation piece 63, second rotation piece 61 fixed mounting is in on the connecting plate 31, the one end rotation of first telescopic component 62 is installed on the second rotation piece 61, the rotation of first telescopic component 62 when flexible regulation is provided stable support for the rotation of first telescopic component 61, the other end rotation of first telescopic component 62 is installed third rotation piece 63, third rotation piece 63 fixed mounting is in on the fixed cover 5, the axle head of first telescopic component 62 can drive fixed cover 5 rotation regulation through third rotation piece 63 when stretching the regulation, the fixed cover 5 rotates through the upset regulation of supporting component 4 on connecting plate 31 to the expansion and the shrink regulation of fixed cover 5 of being convenient for.

Example 2:

as shown in fig. 4 to 5, the second embodiment of the negative pressure fracture fixation device for emergency treatment provided by the present invention further includes: the fixed cover 5 comprises a fixed outer cover 510 and a turnover cover 520, the fixed outer cover 510 is provided with a turnover hole 511, the turnover cover 520 is rotatably arranged on the turnover hole 511, the size of the turnover hole 511 is matched with that of the turnover cover 520, the turnover cover 520 is of a U-shaped structure, the turnover cover 520 of the U-shaped structure can stably and freely rotate at the outer side of the expansion assembly 6 range, the stability of the expansion assembly 6 and the adjustment assembly 7 during expansion adjustment is ensured, mutual interference is avoided, the turnover range of the turnover cover 520 is 0-80 degrees, the inner diameter of the turnover cover 520 is the same as the inner diameter of the fixed outer cover 510, the turnover hole 511 is gradually opened during upward turnover of the turnover cover 520, a diagnosis space is provided for medical staff, the fixation of fracture parts of patients is kept, the adjustment assembly 7 is arranged on the turnover rod 42, the adjusting component 7 comprises a connecting shaft 71, a fourth rotating member 72, a second telescopic member 73 and a fifth rotating member 74, wherein the connecting shaft 71 is fixed on the turning rod 42, the fourth rotating member 72 is rotatably arranged on the connecting shaft 71, the fourth rotating member 72 is fixedly connected with one end of the second telescopic member 73, the fifth rotating member 74 is rotatably arranged at the other end of the second telescopic member 73, the fifth rotating member 74 is fixedly arranged on the turning cover 520, the fixed cover 5 adopts a separated structure, the turning cover 520 can be rotatably opened on the fixed cover 510, when the turning cover 520 is upwardly rotated to be opened, the observation and preliminary diagnosis of fracture parts by medical staff are facilitated, the fixed structure for avoiding fracture points needs to be completely opened to enable normal needle ends, when the turning cover 520 is closed, the complete shielding and protection of the fracture points can be kept, and the external collision and contact can be avoided, avoiding secondary injury.

Further, as shown in fig. 6 to 7, the optimization scheme of the negative pressure fracture fixation device for emergency treatment provided by the invention further comprises the following steps: the connecting plate 31 is provided with a shrinkage groove 311, the turning rod 42 is fixedly provided with a transmission cam 8, the shrinkage groove 311 is provided with a linkage assembly 9 in a sliding way, the linkage assembly 9 comprises a transmission sliding plate 91, a transmission shaft 92, a braking plate 93 and a shrinkage spring 94, the transmission sliding plate 91 is slidably arranged on the shrinkage groove 311, the transmission sliding plate 91 is in transmission connection with the surface of the transmission cam 8, one end of the transmission shaft 92 is fixedly arranged on the transmission sliding plate 91, the other end of the transmission shaft 92 is fixedly arranged on the braking plate 93, the shrinkage spring 94 is sleeved on the transmission shaft 92, the braking plate 93 is in abutting connection with the protection coaming 2, the braking plate 93 is matched with the shrinkage groove 311 in size, when the fixed cover 5 on the turning rod 42 is upwards rotated to be retracted, the braking plate 93 is contracted into the contraction groove 311 under the action of the elastic tension of the contraction spring 94, so that the sliding frame 3 can be freely and slidably regulated, the equipment automatically releases a braking fixed state, when the fixed cover 5 on the turning rod 42 rotates downwards to a use state, the transmission cam 8 rotates and pushes the transmission slide plate 91 to stretch, the transmission slide plate 91 pushes the braking plate 93 to move through the transmission shaft 92, the moving rear surface of the braking plate 93 is abutted with the surface of the protective coaming 2 to limit, the automatic braking limit after the sliding frame 3 moves to a required point of use is realized, the manual locking and manual unscrewing regulation mode of the locking screw 32 is removed, the cooperation of the transmission cam 8 and the linkage assembly 9 is adopted, the automatic braking and the limit of the sliding frame 3 are convenient when the fixed cover 5 rotates downwards to be regulated to the use state, the equipment automatic braking is realized under the working state of the fixed cover 5, when the fixed cover 5 rotates upwards to a stowing state, the automatic retraction of the fixed cover 5 is realized, the braking state is automatically released, and the regulation and control are not needed to be carried out manually.

In sum, the negative pressure fracture fixing device for emergency treatment not only can conveniently enhance the protective performance of a patient lying on the bed body 1 by installing the protective coaming 2 on the two sides of the bed body 1 and facilitate transportation on an ambulance, but also can conveniently drive the fixing cover 5 to carry out self-adaptive position adjustment, thereby meeting the fixing requirements of different parts of the body, and after the fixing cover 5 fixes the fractured legs or hands, the fixing cover 5 locks and limits the fracture parts through the locking screws 32, so that the stability of the fixing cover 5 after fixing the fracture parts is realized, and the phenomenon of sliding of the fracture parts in the transportation process on the bed body 1 is prevented;

the fixed cover 5 adopts a separated structure, the turnover cover 520 can be rotated and opened on the fixed outer cover 510, when the turnover cover 520 is rotated and opened upwards, the observation and preliminary diagnosis of fracture parts by medical staff are facilitated, the needle end which can be normally opened only by the fixed structure of a fracture point is avoided, and when the turnover cover 520 is closed, the comprehensive shielding and protection of the fracture point can be kept, and meanwhile, the external collision and contact can be avoided, and the secondary injury is avoided;

further, through removing the manual locking of locking screw 32 and manual unscrewing regulation mode, adopt the cooperation of drive cam 8 and linkage subassembly 9 to use, conveniently rotate down at fixed cover 5 and adjust to user state, the automatic brake and the spacing of carriage 3 realize fixed cover 5 operating condition down equipment automatic brake, when fixed cover 5 upwards rotates to the state of packing up, realize fixed cover 5's automatic packing up, automatic release brake state need not to regulate and control again manually.

s1, when a patient needs to be transported after fracture, the patient is transported to a bed body 1 preferentially, and the body of the patient is kept between two groups of protective coamings 2;

s2, aligning the sliding frame 3 on the limiting chute 21, horizontally pushing the sliding frame 3 between the two groups of protection coamings 2, and moving the fixed cover 5 to the fracture point of the patient;

s3, starting the first telescopic piece 62, and enabling the first telescopic piece 62 to extend and drive the fixed cover 5 to rotate downwards to the fracture part so as to form shielding and limiting on the fracture part;

s4, the air bag 52 is inflated to an inflated state, the air bag 52 is coated at the fracture part of a patient, elastic buffering is formed after the coating and limiting of the fracture part, fixation of the fracture part is formed, the fixing cover 5 covers the fracture part, displacement in the transferring process can be effectively prevented, and shaking of the body part is reduced

Finally, it should be noted that: the foregoing description of the preferred embodiments of the present invention is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present invention can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. A negative pressure fracture fixation device for emergency treatment, comprising:

the bed comprises a bed body (1) and at least two groups of protective coamings (2), wherein the protective coamings (2) are fixedly arranged on the bed body (1), and limiting sliding grooves (21) are formed in the protective coamings (2);

the sliding frame (3), the sliding frame (3) is slidably arranged on the limiting sliding groove (21), a connecting plate (31) is fixedly arranged on the sliding frame (3), and a locking screw (32) is arranged on the connecting plate (31);

the support assembly (4), the support assembly (4) comprises a first rotating piece (41) and a turnover rod (42), the first rotating piece (41) is fixedly installed on the connecting plate (31), and the turnover rod (42) is rotatably installed on the first rotating piece (41);

the fixed cover (5), the fixed cover (5) is fixedly arranged on the turnover rod (42), a vent pipe (51) is arranged on the fixed cover (5), and an air bag (52) is arranged on the fixed cover (5);

the telescopic assembly (6), telescopic assembly (6) are installed connecting plate (31) with between fixed cover (5), telescopic assembly (6) are including second rotation piece (61), first telescopic member (62) and third rotation piece (63).

2. The negative pressure fracture fixation device for emergency treatment according to claim 1, wherein: fixed cover (5) are including fixed dustcoat (510) and upset cover (520), set up upset hole (511) on fixed dustcoat (510), upset cover (520) rotate and install on upset hole (511), install adjusting part (7) on upset pole (42), adjusting part (7) are including connecting axle (71), fourth rotating member (72), second telescoping member (73) and fifth rotating member (74), connecting axle (71) are fixed on upset pole (42), rotate on connecting axle (71) and install fourth rotating member (72), fourth rotating member (72) with one end fixed connection of second telescoping member (73), the other end of second telescoping member (73) rotates and installs fifth rotating member (74), fifth rotating member (74) fixed mounting is in on upset cover (520).

3. The negative pressure fracture fixation device for emergency treatment according to claim 2, wherein: the size of the overturning holes (511) is matched with the size of the overturning cover (520), and the overturning cover (520) is of a U-shaped structure.

4. The negative pressure fracture fixation device for emergency treatment according to claim 2, wherein: the overturning range of the overturning cover (520) is 0-80 degrees, and the inner diameter of the overturning cover (520) is the same as the inner diameter of the fixed outer cover (510).

5. The negative pressure fracture fixation device for emergency treatment according to claim 1, wherein: the limiting chute (21) is of a T-shaped structure, and the limiting chute (21) transversely penetrates through the surface of the protective coaming (2).

6. The negative pressure fracture fixation device for emergency treatment according to claim 1, wherein: the surface of the locking screw (32) is in threaded connection with the connecting plate (31), and the shaft end of the locking screw (32) is in butt limit with the protective coaming (2).

7. The negative pressure fracture fixation device for emergency treatment according to claim 1, wherein: the air bag (52) is communicated with the inside of the fixed cover (5), and the output end of the vent pipe (51) is communicated with the inside of the fixed cover (5).

8. The negative pressure fracture fixation device for emergency treatment according to claim 1, wherein: the second rotating member (61) is fixedly mounted on the connecting plate (31), and one end of the first telescopic member (62) is rotatably mounted on the second rotating member (61).

9. The negative pressure fracture fixation device for emergency treatment according to claim 1, wherein: the other end of the first telescopic piece (62) is rotatably provided with a third rotary piece (63), and the third rotary piece (63) is fixedly arranged on the fixed cover (5).

10. A method of using the negative pressure fracture fixation device for emergency treatment according to any one of claims 1 to 9, comprising the steps of:

s1, when a patient is required to be transported after fracture, firstly, transporting the patient to a bed body (1), and keeping the body of the patient between two groups of protective coamings (2);

s2, aligning the sliding frame (3) on the limiting chute (21), horizontally pushing the sliding frame (3) between the two groups of protection coamings (2), and moving the fixed cover (5) to the fracture point of the patient;

s3, starting a first telescopic piece (62), and enabling the first telescopic piece (62) to extend and drive the fixed cover (5) to rotate downwards to the fracture part to form shielding and limiting on the fracture part;

s4, the air bag (52) is inflated to an inflated state, the air bag (52) is wrapped at the fracture part of a patient, elastic buffering is formed after wrapping and limiting the fracture part, fixation of the fracture part is formed, the fixation cover (5) covers the fracture part, displacement can be effectively prevented in the transferring process, and shaking of the body part is reduced.