CN114452180A

CN114452180A - Cardiopulmonary resuscitation first-aid assembly for emergency department

Info

Publication number: CN114452180A
Application number: CN202210061350.3A
Authority: CN
Inventors: 宋颖飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-05-10

Abstract

The invention relates to the technical field of sudden cardiac arrest, in particular to a cardiopulmonary resuscitation first-aid component for an emergency department, and solves the problems that in the prior art, when cardiopulmonary resuscitation is performed, medical staff need to press the chest cavity of a patient with both hands, and when the treatment time is long, the medical staff are difficult to keep the same force to press due to fatigue. The utility model provides an emergency department is with cardiopulmonary resuscitation first aid subassembly, includes the grudging post, the grudging post below is connected with the service creeper, the service creeper top is equipped with down adsorbs the subassembly, the top fixed mounting of grudging post inner chamber has the cylinder. According to the invention, a patient lies on the lying plate, the pressing plate is opposite to the chest cavity of the patient, the output shaft of the motor drives the eccentric wheel and the movable groove to rotate, and then the pressing plate is finally pushed to reciprocate up and down to resuscitate the patient, so that manual pressing can be replaced in the using process, the influence of treatment time is avoided, the same force can be always kept for pressing, and the working strength of medical personnel is reduced.

Description

Cardiopulmonary resuscitation first-aid assembly for emergency department

Technical Field

The invention relates to the technical field of cardiopulmonary resuscitation devices, in particular to a cardiopulmonary resuscitation first-aid assembly for an emergency department.

Background

CPR (cardiopulmonary resuscitation) is a life-saving technology which is adopted aiming at the sudden cardiac and respiratory arrest, and is used for recovering the spontaneous respiration and the spontaneous circulation of a patient, the chest cavity of the patient needs to be pressed by both hands of medical staff when the cardiopulmonary resuscitation is carried out, when the treatment time is long, the medical staff are difficult to keep the same force for pressing due to fatigue, the treatment effect is influenced, and meanwhile, the working strength of the medical staff is also high. At present, a plurality of cardiopulmonary resuscitation machines capable of replacing manual cardiopulmonary resuscitation machines are available on the market, but many cardiopulmonary resuscitation machines have many problems in the using process.

Chinese patent application No. 201721389638.4 discloses a cardiopulmonary resuscitation machine, through connecting the sucking disc at the press head lower extreme, the sucking disc promotes pulling force for being rescued person's thorax to the assistance is fully kick-backed by the person's thorax of rescuring, and the abundant resilience ability of thorax can effectively improve cardiopulmonary resuscitation success rate. Through set up the exhaust subassembly on the sucking disc, be favorable to the air in the sucking disc of discharging fast when carrying out cardiopulmonary resuscitation treatment, and then further improve cardiopulmonary resuscitation success rate.

While the above-mentioned type of CPR machine considers the use of suction cups to provide tension to improve chest recoil, it does not consider that CPR machines often need to be adapted to patients of different ages, such as young or elderly patients, where the required suction cup pressure and tension must be small, and strong patients often need suction cups to generate large pressure and tension; furthermore, the suction cup structure of the above type is a common structure, and suction force is general, and in order to increase the pressure and the pulling force of the suction cup on the thoracic cavity so as to increase the success rate of cardiopulmonary resuscitation, further improvement on the related structure is needed.

Disclosure of Invention

The invention aims to provide a cardiopulmonary resuscitation first-aid component for emergency department, which solves the problems in the background technology.

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

a cardiopulmonary resuscitation first-aid assembly for emergency departments comprises a vertical frame, wherein a lying plate is connected below the vertical frame, a lower adsorption assembly is arranged above the lying plate, a cylinder is fixedly mounted at the top of an inner cavity of the vertical frame, a fixing frame is fixedly connected with an output end of the cylinder, a pressing rod movably and vertically penetrates through the bottom of the inner cavity of the fixing frame, a limiting assembly and a rotating assembly are arranged in the inner cavity of the fixing frame, a pressing plate is arranged at the bottom end of the pressing rod, an upper pressing assembly is sleeved on the surface of the pressing plate, and an installation assembly is arranged at the bottom of the surface of the pressing rod;

the limiting assembly comprises two guide rods which are vertically and fixedly connected to the inner cavity of the fixing frame, the top end of the surface of the pressing rod is fixedly connected with a guide block, the surface of the guide rod is in sliding connection with the guide block, a return spring is sleeved on the surface of the pressing rod, a telescopic sleeve is sleeved on the periphery of the return spring, the upper end of the telescopic sleeve is hermetically connected with the lower surface of the guide block, and the lower end of the telescopic sleeve is hermetically connected with the upper surface of the lower part of the fixing frame;

the upper pressing assembly comprises an upper sucker, an air bag is arranged on the pressing disc in the inner space of the upper sucker, and the air bag is communicated with the inner part of the telescopic sleeve through a first connector and a first pipeline;

the lower adsorption component comprises a lower sucker which is communicated with the inner part of the telescopic sleeve through a second interface and a second pipeline;

when the guide block drives the pressing disc to move downwards through the pressing rod, the telescopic sleeve is compressed, and internal air enters the air bag through the first pipeline and enters the lower sucker through the second pipeline respectively; when the guide block drives the pressing disc to move upwards through the pressing rod, the telescopic sleeve is stretched, air in the air bag enters the telescopic sleeve through the first pipeline, the size of the air bag is reduced, negative pressure in the upper sucker is increased, and meanwhile air in the lower sucker enters the telescopic sleeve through the second pipeline.

The invention has at least the following beneficial effects:

1. the pulling block is pulled to one side, so that the pulling block drives the positioning rod to move to one side until one end of the positioning rod is separated from the inner cavity of the positioning hole, the positioning plate is unlocked, the pressing disc is moved downwards at the moment, the positioning plate is separated from the limiting block and the mounting plate, the pressing disc is convenient to disassemble, the pressing discs with different sizes can be conveniently replaced according to the body type of a patient, and the device can improve the adaptability to different patient groups; the upper end of the pressing disc and the inner cavity at the lower end of the pressing rod are detachable, so that the pressing disc can be replaced more simply, rapidly and conveniently, and the time is saved for treatment.

2. When the device is used for cardio-pulmonary resuscitation of a patient, in the process of pressing the chest cavity of the patient downwards and when the guide block moves downwards, the telescopic sleeve is compressed, and the internal air enters the air bag through the first pipeline respectively, so that the air bag generates a buffering effect, pneumothorax and hemothorax generated by rib injury of the patient due to pressing are prevented, and the patient is effectively protected; and flexible cover is compressed and during inside air entered the lower sucker through the second pipeline simultaneously, makes the lower sucker produce cushioning effect, prevents to cause pneumothorax and blood chest that patient's rib damage produced because of pressing, effectively protects the patient.

3. When the device is used for cardio-pulmonary resuscitation of a patient, in the process of lifting the chest of the patient upwards, the guide block moves upwards, the telescopic sleeve is stretched, air in the air bag enters the telescopic sleeve through the first pipeline, the volume of the air bag is reduced, negative pressure in the upper sucker is increased, the suction force of the upper sucker to the chest is further increased, and in the process of driving the upper sucker to move upwards by the pressing disc, the upper sucker can pull the chest to rebound by higher suction force, so that the enlarged volume of the chest of the patient is better improved, the cardio-pulmonary resuscitation effect of the patient can be effectively improved, and the success rate of cardio-pulmonary resuscitation is improved; simultaneously the air in the lower suction cup enters into the telescopic sleeve through the second pipeline for form the negative pressure and adsorb the patient back in the lower suction cup, the lower suction cup can promote the tensile volume with the extension of patient's thorax to the suction of patient back and the suction combined action of last sucking disc to patient's thorax, and then improves cardiopulmonary resuscitation's intensity, increases cardiopulmonary resuscitation's success rate.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a bottom perspective view of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

FIG. 4 is a schematic view of the structure of the upper pressing assembly and the pressing rod according to the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 4 at B in accordance with the present invention;

FIG. 6 is a cross-sectional view of the upper pressing assembly of the present invention;

FIG. 7 is a cross-sectional view of the lower absorbent assembly of the present invention.

In the figure: 1. a lying board; 2. erecting a frame; 3. a lower adsorption assembly; 301. a lower sucker; 302. a second interface; 303. an airway; 4. a cylinder; 5. a distance sensor; 6. a fixed mount; 7. a pressing lever; 8. a limiting component; 81. a guide bar; 82. a guide block; 83. a return spring; 9. a rotating assembly; 91. a motor; 92. an eccentric wheel; 93. a movable groove; 94. a roller; 10. pressing the disc; 11. an upper pressing assembly; 111. a sucker is arranged; 112. an air bag; 113. a first interface; 12. mounting the component; 121. a limiting block; 122. mounting a plate; 123. positioning a plate; 124. positioning holes; 125. positioning a rod; 126. pulling the block; 127. a spring; 13. a telescopic sleeve.

Detailed Description

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

First embodiment

Referring to fig. 1-5, a cardiopulmonary resuscitation first-aid component for emergency department, comprising a vertical frame 2, a lying plate 1 is connected below the vertical frame 2, a cylinder 4 is fixedly installed at the top of the inner cavity of the vertical frame 2, an output end of the cylinder 4 is fixedly connected with a fixed frame 6, a pressing rod 7 is movably and vertically arranged at the bottom of the inner cavity of the fixed frame 6 in a penetrating manner, a limiting component 8 and a rotating component 9 are arranged in the inner cavity of the fixed frame 6, the rotating component 9 is positioned at the rear side of the limiting component 8, a pressing plate 10 is arranged at the bottom end of the pressing rod 7, an upper pressing component 11 is sleeved on the surface of the pressing plate 10, and an installation component 12 is arranged at the bottom of the surface of the pressing rod 7;

the limiting assembly 8 comprises two guide rods 81 vertically and fixedly connected to the inner cavity of the fixed frame 6, the top end of the surface of the pressing rod 7 is fixedly connected with a guide block 82, the surface of the guide rod 81 is in sliding connection with the guide block 82, and a reset spring 83 is sleeved on the surface of the pressing rod 7; specifically, the top end of the return spring 83 is fixedly connected with the guide block 82, and the bottom end of the return spring 83 is fixedly connected with the fixed frame 6; when the guide block 82 moves downward, the return spring 83 is compressed, and when the return spring 83 recovers its elastic deformation, the guide block 82 is pushed to move upward. When the pressing rod 7 moves up and down, the pressing rod 7 drives the guide blocks 82 to slide up and down on the surfaces of the two guide rods 81 simultaneously, so that the pressing rod 7 can only do up-and-down linear motion, and the moving stability of the pressing rod 7 is improved.

Specifically, a distance sensor 5 is fixedly installed on one side of the top of the inner cavity of the vertical frame 2, and the distance sensor 5 is electrically connected with a controller inside the device; specifically, because patient's size is different, thorax thickness is inconsistent, and range finding is carried out to the thickness of patient's thorax to distance-sensing ware 5, gives the inside controller of device with the signal transmission, and the controller drives the structure of below according to signal control cylinder 4 and goes up and down, makes the height of pressing disc 10 and patient's thorax thickness looks adaptation.

Specifically, the rotating assembly 9 includes a motor 91 fixedly mounted on the rear side of the fixing frame 6, an output shaft of the motor 91 penetrates through an inner cavity of the fixing frame 6 and is in transmission connection with an eccentric wheel 92, a movable groove 93 is formed in the front side of the eccentric wheel 92, a roller 94 is fixedly connected to the top end of the rear side of the pressing rod 7, the roller 94 is in rolling connection with the movable groove 93, specifically, when the eccentric wheel 92 rotates, the height of the eccentric wheel 92 can be changed, and then the driving force of the up-and-down motion is exerted on the roller 94.

Specifically, the installation component 12 includes fixed connection in the stopper 121 that presses the surperficial bottom one side of the pressure lever 7, presses the opposite side fixedly connected with mounting panel 122 of the surperficial bottom of pressure lever 7, presses the equal vertical fixedly connected with locating plate 123 in both sides at dish 10 top, and the top of two locating plates 123 runs through respectively to the top of stopper 121 and mounting panel 122, and locating hole 124 has been seted up on the surface that is located the locating plate 123 with the mounting panel 122 homonymy.

Specifically, the surface of the mounting plate 122 is movably provided with a positioning rod 125 in a transverse penetrating manner, one end of the positioning rod 125 penetrates into an inner cavity of the positioning hole 124, the other end of the positioning rod 125 is fixedly connected with a pulling block 126, the surface of the positioning rod 125 is sleeved with a compression spring 127, one end of the compression spring 127 is fixedly connected with the mounting plate 122, and the other end of the compression spring 127 is fixedly connected with the pulling block 126; when the device is disassembled, the pulling block 126 is pulled to one side, and then the pressing disc 10 is moved downwards; the size of the pressing plate 10 is provided with a plurality of different specifications, the pressing plates 10 with different sizes can be replaced according to the body types of patients, for example, the chest cavity of a young patient is smaller, the pressing plate 10 with smaller size can be replaced when the device is used, and a senior patient can also be replaced with the pressing plate 10 with smaller size when the device is used due to the fact that the bone age is larger, so that the pressing area and the pressing pressure are correspondingly reduced, the chest cavity of the patient is protected, and rib fracture and pneumothorax and hemothorax caused by pressing can be prevented; for the strong adults, the pressing plate 10 with a larger size can be selected to increase the pressing force and improve the cardio-pulmonary resuscitation effect. The design of a plurality of pressing discs with different sizes and specifications enables the device to improve the adaptability to different patient groups; the upper end of the pressing plate 10 is movably connected with the inner cavity at the lower end of the pressing rod 7, and the pressing plate 10 can be replaced more simply, quickly and conveniently in a movable and detachable mode, so that the time is saved for treatment.

In summary, after replacing the appropriate pressing plate 10 according to the age condition of the patient, the patient lies on the lying plate 1, and the pressing plate 10 is opposite to the chest cavity of the patient; the distance sensor 5 measures the thickness of the chest of the patient, and after a signal is transmitted to the controller, the controller firstly controls the cylinder 4 to work, so that the cylinder 4 controls the lifting of the lower structure according to the signal, and the height of the pressing disc 10 is matched with the thickness of the chest of the patient; then the motor 91 is started, the output shaft of the motor 91 drives the eccentric wheel 92 and the movable groove 93 to rotate, the eccentric wheel 92 drives the roller 94 to move through the movable groove 93 in the rotating process, the roller 94 drives the pressing rod 7 and the guide block 82 to move up and down, the pressing rod 7 pushes the pressing plate 10 to do up and down reciprocating motion, and the cardiopulmonary resuscitation is performed on the patient.

Second embodiment

In order to improve the success rate of cardiopulmonary resuscitation, a suction cup is generally arranged on a pressing plate 10 of a cardiopulmonary resuscitation machine, so that the suction cup can provide an upward pulling force for the chest cavity of a patient in the upward movement process of the pressing plate 10, the chest cavity of the patient can rebound repeatedly, the pressing effect is further improved, and the success rate of cardiopulmonary resuscitation is improved; however, the existing suction cup has a single structure, generally improves the pull-back effect, and needs to be improved to further improve the success rate of cardiopulmonary resuscitation.

Referring to fig. 1-6, the outer periphery of the return spring 83 is sleeved with a telescopic sleeve 13, the upper end of the telescopic sleeve 13 is hermetically connected with the lower surface of the guide block 82, the lower end of the telescopic sleeve 13 is hermetically connected with the upper surface of the lower part of the fixed frame 6, and air is filled in the telescopic sleeve 13; in the process that the roller 94 drives the pressing rod 7 and the guide block 82 to move up and down, the guide block 82 moves up and down and can drive the telescopic sleeve 13 to stretch and compress; when the telescopic sleeve 13 is compressed, air in the telescopic sleeve can be discharged through the first pipeline and the second pipeline; when the bellows 13 is stretched, air can be sucked from the corresponding member through the first duct and the second duct.

Specifically, the first interface 113 and the second interface 302 have the same structure and comprise a quick connector and a female seat which are matched with each other, and the quick connection and the separation of the telescopic sleeve 13, the air bag 112 and the lower sucker 301 are facilitated through the connection mode of the quick connector and the female seat.

The upper pressing component 11 comprises an upper sucker 111, and in the cardio-pulmonary resuscitation pressing process of a patient, the pressing plate 10 drives the upper sucker 111 to be in squeezing contact with the chest of the patient, so that the upper sucker 111 deforms, air in the upper sucker is discharged, and then negative pressure is generated in the upper sucker to be adsorbed on the chest of the patient; when pressing dish 10 and driving sucking disc 111 upward movement, go up sucking disc 111 pulling patient's thorax upward movement and can not drop, and then realize driving patient's thorax and kick-back, promote to press the effect and improve cardiopulmonary resuscitation success rate. The upper sucker 111 is provided with a deflation valve, after the cardiopulmonary resuscitation of the patient is completed, the deflation valve is opened, external air enters the upper sucker 111 through the deflation valve, and then the upper sucker 111 is separated from the chest of the patient, and the recovery of the device is completed.

An air bag 112 is arranged on the pressing plate 10 in the inner space of the upper sucker 111, and the air bag 112 is communicated with the inside of the telescopic sleeve 13 through a first connector 113 and a first pipeline; the arrangement of the air bag 112 has the following main functions: firstly, in the process of pressing the chest of a patient downwards, the guide block 82 moves downwards to enable the telescopic sleeve 13 to be compressed, and air in the telescopic sleeve 13 can enter the air bag 112 through the first interface 113 and the first pipeline, so that the volume of the air bag 112 is increased; through the volume of the air bag 112, after the air bag 112 is filled with air, on one hand, the deformation of the upper sucker 111 is not influenced and the upper sucker is adsorbed on the chest of a patient; on the other hand, after the upper suction cup 111 deforms and is adsorbed on the thoracic cavity, the upper suction cup 111 can be used for pressing the thoracic cavity together; compared with the mode that the pressing plate 10 and the suction disc 111 press the chest, the mode that the pressing plate 10 and the suction disc 111 press the chest together by conducting pressing force has the advantages that the air bag 112 filled with air has a good buffering effect in the pressing process, and the buffering effect can effectively prevent rib fracture risk events for young or old patients (rib age is small or large, rib strength is not strong), so that the rib fracture risk events can be well protected for the patients. Moreover, as the volume of the air bag 112 is increased in the deformation process of the upper sucker 111, more air in the space of the upper sucker 111 can be discharged; at gasbag 112 increase in volume and last sucking disc 111 absorption behind the thorax, upwards carry on carrying the in-process to patient's thorax, guide block 82 upward movement makes telescopic sleeve 13 stretched, the air in the gasbag 112 is taken away through first pipeline by telescopic sleeve 13, make gasbag 112's volume diminish, and then make the negative pressure in the last sucking disc 111 further increase, it is further compressed and further take place deformation to go up sucking disc 111, it further increases to the suction of thorax promptly to go up sucking disc 111, the in-process of sucking disc 111 upward movement is gone up in the drive of pressing disc 10, it can kick-back with bigger suction pulling thorax to go up sucking disc 111, and then better improve the volume that patient's thorax expanded, there can be effectual promotion patient's cardiopulmonary resuscitation's effect, promote cardiopulmonary resuscitation's success rate.

Third embodiment

In order to further improve the success rate of cardiopulmonary resuscitation, the structure of the lower adsorption component of the device is improved.

Referring to fig. 1-7, a lower adsorption component 3 is arranged above the lying plate 1, the lower adsorption component 3 comprises a lower suction cup 301, and the lower suction cup 301 is communicated with the inside of the telescopic sleeve 13 through a second connector 302 and a second pipeline; the lower suction cups 301 are provided in plurality, and the plurality of lower suction cups 301 are communicated with the second interface 302 through the air passage 303. In the process of pressing down the patient's thorax, when guide block 82 moves down and makes expansion sleeve 13 compressed, the air in expansion sleeve 13 enters into the space of lower sucker 301 through second interface 302 and second pipeline, in the process of pressing down the patient's thorax, can play the cushioning effect, this cushioning effect is to young or old patient (the bone age is less or great, rib intensity is not strong), can effectively prevent to press the emergence of disconnected rib risk incident, play better guard action to this type of patient. In the process of pulling up the chest of the patient, guide block 82 upward movement makes telescopic sleeve 13 stretched, the air in lower sucking disc 301 passes through air flue 303, second interface 302, the second pipeline is taken out to telescopic sleeve 13 in, make the interior negative pressure that forms of lower sucking disc 301 and adsorb the patient back, lower sucking disc 301 is to the suction and the suction combined action of last sucking disc 111 to the patient chest of patient back, can improve the tensile and expanded volume of patient chest, and then improve cardiopulmonary resuscitation's intensity, increase cardiopulmonary resuscitation's success rate.

By combining the first embodiment, the second embodiment and the third embodiment, when the device is used for cardiopulmonary resuscitation of a patient, in the process of pressing the chest cavity of the patient downwards, and when the guide block 82 moves downwards, the telescopic sleeve 13 is compressed, and the internal air enters the air bag 112 through the first pipeline respectively, so that the air bag 112 generates a buffer effect, pneumothorax and hemothorax generated by rib injury of the patient due to pressing are prevented, and the patient is effectively protected; meanwhile, the telescopic sleeve 13 is compressed, and the internal air enters the lower sucker 301 through the second pipeline, so that the lower sucker 301 generates a buffering effect, pneumothorax and hemothorax generated by rib injury of a patient caused by pressing are prevented, and the patient is effectively protected;

in the process of lifting the chest of a patient upwards, when the guide block 82 moves upwards, the telescopic sleeve 13 is stretched, air in the air bag 112 enters the telescopic sleeve 13 through the first pipeline, the size of the air bag 112 is reduced, negative pressure in the upper suction cup 111 is increased, the suction force of the upper suction cup 111 on the chest is further increased, and in the process that the upper suction cup 111 is driven by the pressing disc 10 to move upwards, the upper suction cup 111 can pull the chest to rebound with larger suction force, so that the size of the chest of the patient is better increased, the cardiopulmonary resuscitation effect of the patient can be effectively improved, and the success rate of the cardiopulmonary resuscitation is improved; simultaneously the air in the lower suction cup 301 enters into the telescopic sleeve 13 through the second pipeline for form the negative pressure in the lower suction cup 301 and adsorb the patient back, the suction of lower suction cup 301 to the patient back and the suction combined action of last sucking disc 111 to the patient thorax can promote the volume of patient thorax drawing and extension, and then improve cardiopulmonary resuscitation's intensity, increase cardiopulmonary resuscitation's success rate.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The cardiopulmonary resuscitation first-aid component for the emergency department comprises a vertical frame and is characterized in that a lying plate is connected below the vertical frame, a lower adsorption component is arranged above the lying plate, a cylinder is fixedly mounted at the top of an inner cavity of the vertical frame, a fixing frame is fixedly connected with an output end of the cylinder, a pressing rod vertically penetrates through the bottom of the inner cavity of the fixing frame movably, a limiting component and a rotating component are arranged in the inner cavity of the fixing frame, a pressing plate is arranged at the bottom end of the pressing rod, an upper pressing component is sleeved on the surface of the pressing plate, and an installation component is arranged at the bottom of the surface of the pressing rod;

when the guide block drives the pressing disc to move downwards through the pressing rod, the telescopic sleeve is compressed, and the internal air enters the air bag through the first pipeline and enters the lower sucker through the second pipeline respectively; when the guide block drives the pressing disc to move upwards through the pressing rod, the telescopic sleeve is stretched, air in the air bag enters the telescopic sleeve through the first pipeline, the size of the air bag is reduced, negative pressure in the upper sucker is increased, and meanwhile air in the lower sucker enters the telescopic sleeve through the second pipeline.

2. The cardiopulmonary resuscitation first-aid assembly according to claim 1, wherein the rotating assembly comprises a motor fixedly mounted at the rear side of the fixing frame, an output shaft of the motor penetrates through an inner cavity of the fixing frame and is in transmission connection with an eccentric wheel, a movable groove is formed in the front side of the eccentric wheel, a roller is fixedly connected to the top end of the rear side of the pressing rod, and the roller is in rolling connection with the movable groove.

3. The cardiopulmonary resuscitation first-aid assembly according to claim 1, wherein the mounting assembly comprises a limiting block fixedly connected to one side of the bottom of the pressing rod, a mounting plate is fixedly connected to the other side of the bottom of the pressing rod, positioning plates are vertically and fixedly connected to both sides of the top of the pressing plate, the top ends of the two positioning plates respectively penetrate through the top of the limiting block and the top of the mounting plate, and positioning holes are formed in the surfaces of the positioning plates on the same side of the mounting plate.

4. The cardiopulmonary resuscitation assembly of claim 3, wherein a positioning rod is movably disposed on a surface of the mounting plate in a transverse penetrating manner, one end of the positioning rod penetrates through an inner cavity of the positioning hole, the other end of the positioning rod is fixedly connected with a pulling block, a compression spring is sleeved on the surface of the positioning rod, one end of the compression spring is fixedly connected with the mounting plate, and the other end of the compression spring is fixedly connected with the pulling block.

5. The cardiopulmonary resuscitation assembly of claim 1, wherein a distance sensor is fixedly mounted on one side of the top of the inner cavity of the stand, and the distance sensor is electrically connected to the cylinder.

6. The emergency department cardiopulmonary resuscitation first-aid assembly according to claim 1, wherein the top end of the return spring is fixedly connected with the guide block, and the bottom end of the return spring is fixedly connected with the fixing frame.

7. The emergency department cardiopulmonary resuscitation first aid assembly of claim 1, wherein the first and second interfaces are identical in structure and each comprise a mating quick connector and female mount.

8. The emergency department cardiopulmonary resuscitation first aid assembly of claim 1, wherein the plurality of lower suction cups are in communication with the second port via an airway.

9. The emergency department cardiopulmonary resuscitation first aid assembly according to claim 1, wherein the pressing plate has a plurality of different sizes, and an upper end of the pressing plate is movably connected with an inner cavity of a lower end of the pressing rod.

10. The emergency department cardiopulmonary resuscitation first aid assembly according to claim 1, wherein said upper suction cup is provided with a deflation valve.