CN215652521U - Cardio-pulmonary resuscitation machine - Google Patents

Abstract

The utility model discloses a cardio-pulmonary resuscitation machine, which comprises a shell component, a control component, a pneumatic pressing component and a breathing and ventilating component, wherein a containing cavity is formed in the shell component; the control assembly is arranged in the accommodating cavity; the pneumatic pressing assembly comprises an air source, an air cylinder and a pressing head, the air cylinder is arranged in the accommodating cavity and is communicated with the air source, the pressing head is exposed out of the shell assembly and is connected to the output end of the air cylinder, and the air cylinder drives the pressing head to do reciprocating linear motion relative to the shell assembly under the control of the control assembly; the breathing and ventilating assembly is arranged in the accommodating cavity and is electrically connected with the control assembly, and the breathing and ventilating assembly is communicated with the gas source and is provided with a gas output interface exposed out of the shell assembly. The cardiopulmonary resuscitator provided by the technical scheme of the utility model can improve the success rate of first aid, and is simple in structure and convenient to carry.

Description

Cardio-pulmonary resuscitation machine

Technical Field

The utility model relates to the technical field of medical treatment, in particular to a cardio-pulmonary resuscitation machine.

Background

Cpr (cardio pulmonary resuscitation), a life saving technique for the heart and breath of sudden cardiac arrest, is used to perform chest cardiac compressions on patients with acute cardiac arrest in order to restore spontaneous respiration and circulation in the patient. Most of existing cardiopulmonary resuscitation mainly use simple pressing equipment such as manual pressing or heart pressing pumps, and certainly, a few cardiopulmonary resuscitation equipment are provided, but the volume is large due to an electric mode, and the cardiopulmonary resuscitation equipment is inconvenient to carry; and only cardiopulmonary compression is performed, so the success rate of first aid is not high.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a cardio-pulmonary resuscitation machine, and aims to provide a cardio-pulmonary resuscitation machine which is convenient to carry and can improve the rescue rate.

In order to achieve the above object, the present invention provides a cardiopulmonary resuscitation machine comprising:

a housing assembly formed with a receiving cavity;

the control assembly is arranged in the accommodating cavity;

the pneumatic pressing assembly comprises an air source, an air cylinder and a pressing head, the air cylinder is arranged in the accommodating cavity and is communicated with the air source, the pressing head is exposed out of the shell assembly and is connected to the output end of the air cylinder, and the air cylinder drives the pressing head to do reciprocating linear motion relative to the shell assembly under the control of the control assembly; and

the breathing and ventilating assembly is arranged in the accommodating cavity and is electrically connected with the control assembly, and the breathing and ventilating assembly is communicated with the gas source and is provided with a gas output interface exposed out of the shell assembly.

In an optional embodiment, the cylinder includes a cylinder barrel, a piston rod and an elastic member, the piston rod is the output end, one end of the piston rod is connected to the piston, the other end of the piston rod is connected to the pressing head, the elastic member is sleeved on the piston rod, two ends of the elastic member are respectively abutted to the cylinder walls of the piston and the cylinder barrel, and one end of the cylinder barrel, which is far away from the pressing head, is communicated with the air source.

In an optional embodiment, the cylinder further includes a limiting member, and the limiting member is disposed at one end of the cylinder barrel close to the pressing head to limit a movement stroke of the piston.

In an alternative embodiment, the air source is one of an air compressor, an air tank and an output pipeline.

In an optional embodiment, the pneumatic pressing assembly further comprises a pressing adjusting air path block and a first adjusting valve, the first adjusting valve is arranged on the pressing adjusting air path block, one end of the pressing adjusting air path block is communicated with the air source, and the other end of the pressing adjusting air path block is communicated with one end of the air cylinder;

and/or, the breathing and ventilating assembly comprises a ventilation and regulation air path block and a second regulating valve, the second regulating valve is arranged on the ventilation and regulation air path block, one end of the ventilation and regulation air path block is communicated with the air source, and the other end of the ventilation and regulation air path block is communicated with the air output interface.

In an alternative embodiment, the control assembly includes an electric control board and two electromagnetic valves, the two electromagnetic valves are electrically connected to the electric control board, one of the electromagnetic valves is connected between the air source and the pressing adjustment air circuit block, and the other electromagnetic valve is connected between the air source and the ventilation adjustment air circuit block.

In an optional embodiment, the control assembly further includes a display screen, the housing assembly is provided with a first mounting opening, and the display screen is mounted at the first mounting opening and electrically connected to the electric control board.

In an optional embodiment, the control assembly further includes a monitoring lamp, and the monitoring lamp is mounted in a second mounting hole formed in the housing assembly and electrically connected to the electric control board;

and/or the control assembly further comprises a control key, and the control key is electrically connected with the electric control board.

In an optional embodiment, the control assembly comprises a bluetooth module or a wireless module;

and/or the shell assembly comprises a chassis and a shell connected with the chassis, and the shell and the chassis enclose to form the accommodating cavity.

In an optional embodiment, the cardiopulmonary resuscitation machine further comprises a strap assembly, wherein a connecting piece is arranged on the periphery of the shell assembly, and the strap assembly is detachably connected with the connecting piece.

The cardiopulmonary resuscitation machine comprises a shell assembly, a control assembly arranged on the shell assembly, a pneumatic pressing assembly and a breathing and ventilating assembly, wherein the pneumatic pressing assembly comprises an air source, an air cylinder and a pressing head, the air cylinder can realize linear reciprocating motion under the action of the air source, the pressing head is connected to the output end of the air cylinder and can realize reciprocating pressing effect relative to the shell assembly, meanwhile, the air source is also communicated with the breathing and ventilating assembly and outputs stable output air, and the ventilating effect of a patient is realized. Therefore, the structure can save manpower, reduce the fatigue of medical personnel, reduce the capability requirement on rescuers, effectively improve the pressing and ventilating effects, and improve the success rate of first aid by combining pressing and ventilating; on the other hand, the pressing head passes through gas drive, can with breathe the subassembly sharing air supply of ventilating to can reduce driver part, compact structure further reduces cardiopulmonary resuscitation machine's specification and size, realize small and exquisite portable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic diagram of an embodiment of a cardiopulmonary resuscitation machine of the present invention;

FIG. 2 is a schematic view of the cardiopulmonary resuscitation machine of FIG. 1 from another perspective;

FIG. 3 is an exploded view of the cardiopulmonary resuscitation machine of FIG. 1;

FIG. 4 is a longitudinal cross-sectional view of the cardiopulmonary resuscitation machine of FIG. 1;

FIG. 5 is another longitudinal cross-sectional view of the cardiopulmonary resuscitation machine of FIG. 1;

fig. 6 is a schematic view of the cardiopulmonary resuscitation machine of fig. 1 with the housing assembly removed.

The reference numbers illustrate:

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The utility model provides a cardio-pulmonary resuscitation machine 100 which takes high-pressure gas as power and automatically provides accurate and efficient chest compression and mechanical ventilation support for patients with cardiac arrest and respiratory arrest. The cardiopulmonary resuscitation machine 100 is suitable for performing uninterrupted cardiopulmonary resuscitation on patients outside hospitals, inside hospitals and in the transferring process of the patients, and can be equipped in 120 emergency vehicles, emergency rooms or public places and the like.

Referring to fig. 1 to 3, in a first embodiment of the present invention, a cardiopulmonary resuscitation machine 100 includes a housing assembly 10, a control assembly 30, a pneumatic compression assembly 50 and a respiratory ventilation assembly 70, wherein the housing assembly 10 forms a receiving cavity; the control assembly 30 is arranged in the accommodating cavity; the pneumatic pressing assembly 50 comprises an air source, an air cylinder 53 and a pressing head 55, the air cylinder 53 is disposed in the accommodating cavity and is communicated with the air source, the pressing head 55 is exposed out of the housing assembly 10 and is connected to an output end of the air cylinder 53, and under the control of the control assembly 30, the air cylinder 53 drives the pressing head 55 to perform reciprocating linear motion relative to the housing assembly 10; the breathing and ventilating assembly 70 is disposed in the accommodating cavity and electrically connected to the control assembly 30, and the breathing and ventilating assembly 70 is communicated with the gas source and has a gas output interface 71 exposed to the housing assembly 10.

In this embodiment, the housing assembly 10 is used to protect the control assembly 30, the pneumatic pressing assembly 50 and the breathing and ventilating assembly 70 which are installed in the accommodating cavity, the structure of the housing assembly 10 may be a box, a machine body or a bracket with an installation cavity, and the shape of the housing assembly 10 may be a cube, a cuboid or a cylinder, which is not limited herein. The pneumatic compression assembly 50 and the respiratory ventilation assembly 70 are electrically connected to the control assembly 30 so as to realize mechanical compression and ventilation rescue at specific frequency under the action of electric control.

It will be appreciated that the pneumatic pressing assembly 50 is a mechanical pressing action performed under the driving of a gas, which here needs to be a high pressure gas. Specifically, the pneumatic pressing assembly 50 includes an air source, an air cylinder 53 and a pressing head 55, the air source is an air storage tank, for example, an oxygen cylinder (high pressure oxygen 0.35 MPa-0.5 MPa), the air cylinder 53 is communicated with the air source, and the pressing head 55 is connected to an output end of the air cylinder 53, so that the pressing head 55 is driven to perform linear reciprocating motion after the air cylinder 53 obtains air as a driving force. Here, the specification of gas holder can be small-size oxygen cylinder, locates outside casing assembly 10 to can dismantle the gas transmission mouth of connecting in casing assembly 10 through the air supply pipe, gas transmission mouth and cylinder 53 intercommunication, thereby can follow casing assembly 10 when not using and demolish, conveniently accomodate and carry, be arranged in the outer first aid scene of hospital. Of course, in other embodiments, the air source may be an air compressor or an output conduit, for example, the cardiopulmonary resuscitation machine 100 may be used with an ambulance or emergency room, and the output conduit may be a central air source output conduit of the ambulance or emergency room, so that when the patient is delivered to the ambulance or emergency room, the respiratory ventilation assembly 70 of the cardiopulmonary resuscitation machine 100 may be used to achieve effective ventilation of the patient and ensure that the air source is sufficient.

Here, the cylinder 53 may be a single-acting cylinder 53, that is, only one position is filled with gas to drive the piston 533 to move, and the original position is restored through other mechanical structures; the air cylinder 53 may also be a double-acting air cylinder, that is, the air sources are communicated with both sides of the piston 533, and the air is introduced into both sides at intervals, so as to realize the reciprocating motion of the piston 533, which is not limited herein. In order to realize comfortable pressing and safe pressing, the pressing head 55 may be made of silicone rubber with moderate hardness and good biocompatibility. Of course, the material may be metal or other, and the silica gel pad is sleeved on the material. In order to realize that the air source is communicated with the patient, the breathing and ventilating assembly 70 comprises an output accessory component besides being communicated with the air source, the accessory component comprises a breathing hose and a mask, one end of the breathing hose is connected with the air output interface 71, the other end of the breathing hose is communicated with the mask, the mask is made of silica gel and can be tightly attached to the face of the patient, and the air is ensured to be input into the mouth of the patient. Certainly, in order to conveniently fix the mask, the mask can also comprise a silica gel head sleeve which is sleeved on the head of the patient, so that the stability and the effectiveness of ventilation are ensured.

The cardiopulmonary resuscitation machine 100 comprises a shell assembly 10, a control assembly 30 arranged on the shell assembly 10, a pneumatic pressing assembly 50 and a breathing and ventilating assembly 70, wherein the pneumatic pressing assembly 50 comprises an air source, an air cylinder 53 and a pressing head 55, the air cylinder 53 can realize linear reciprocating motion under the action of the air source, the pressing head 55 is connected to the output end of the air cylinder 53 and can realize reciprocating pressing effect relative to the shell assembly 10, meanwhile, the air source is also communicated with the breathing and ventilating assembly 70 and outputs stable output air, and the ventilation effect of a patient is realized. Therefore, the structure can save manpower, reduce the fatigue of medical personnel, reduce the capability requirement on rescuers, effectively improve the pressing and ventilating effects, and improve the success rate of first aid by combining pressing and ventilating; on the other hand, the pressing head 55 is driven by gas and can share the gas source with the breathing and ventilating assembly 70, thereby reducing the driving components, having a compact structure, further reducing the specification and the size of the cardiopulmonary resuscitation machine 100, realizing small size and convenient carrying, and improving the efficiency of first aid.

Referring to fig. 4 and fig. 5, in an alternative embodiment, the air cylinder 53 includes a cylinder 531, a piston 533, a piston rod 535, and an elastic member 537, the piston rod 535 is the output end, one end of the piston rod 535 is connected to the piston 533, the other end is connected to the pressing head 55, the elastic member 537 is sleeved on the piston rod 535, two ends of the elastic member are respectively abutted against the cylinder walls of the piston 533 and the cylinder 531, and one end of the cylinder 531 away from the pressing head 55 is communicated with the air source.

In this embodiment, the cylinder 53 is a single-acting cylinder 53, that is, the cylinder 53 has only one gas input port, so that the number of parts for controlling gas can be reduced, the number of holes in the cylinder 531 can be reduced, the airtightness of the cylinder 53 can be ensured, and a good pressing and restoring effect can be achieved. Specifically, the cylinder 531 of the cylinder 53 is disposed in a vertical direction, i.e., the moving direction of the piston 533 is a vertical direction, which is a vertical direction with reference to which the pressing head 55 faces the ground when the cardiopulmonary resuscitation machine 100 is in a use state. Piston 533 locates in cylinder 531, piston rod 535 is located to elastic component 537 cover, elastic component 537 can be spring or bellows, and butt piston 533 and lower bobbin wall respectively, gaseous entering drive piston 533 downstream from the upper end, piston 533 drives piston rod 535 and then promotes the press head 55 and realize pushing down, elastic component 537 is pressed and takes place elastic deformation this moment, after closing the air supply, piston 533 returns to original position under elastic component 537's restoring force, and then drive press head 55 and upwards mention, so reciprocal, realize the pressing effect of certain frequency. The opening that communicates with the air supply is seted up to the up end of cylinder 531, and piston rod 535 is located to elastic component 537 cover, can furthest utilize the space increase in the cylinder 531 to press the stroke, and guarantees the stability of the deformation direction of elastic component 537, improves and presses the performance. The piston rod 535 and the piston 533 are of a separate structure, and the piston rod 535 and the pressing head 55 are also of a separate structure, so that the processing and the assembly of each component are convenient.

Of course, in other embodiments, the elastic member 537 may be disposed at the top of the piston 533, the lower end of the cylinder 531 may be filled with gas, the pressing head 55 may be lifted up by gas driving, and the pressing head 55 may be pressed down by the restoring force of the elastic member 537.

In an alternative embodiment, the air cylinder 53 further includes a limiting member 539, and the limiting member 539 is disposed at an end of the cylinder 531 close to the pressing head 55 to limit a movement stroke of the piston 533.

Here, in order to limit the pressing stroke of the piston 533, a stopper 539 is provided at a lower portion of the cylinder 531, and the stopper 539 is provided on an outer periphery of the elastic member 537 and regulates the movement stroke of the piston 533. Alternatively, the limiting member 539 may be cylindrical and annularly disposed around the periphery of the elastic member 537, so as to increase the area abutting against the piston 533, thereby improving the supporting stability and ensuring the accuracy of controlling the pressing depth. It can be understood that the height of the limiting member 539 is higher than the limit compression height of the elastic member 537, so that the limiting member 539 is subjected to supporting and limiting actions, protecting the elastic member 537, and improving the usability of the elastic member 537. Of course, in other embodiments, the position-limiting member 539 may be only a block-shaped structure, and two or more spacing members may be disposed and distributed uniformly around the periphery of the elastic member 537.

With reference to fig. 2, in an alternative embodiment, the pneumatic pressing assembly 50 further includes a pressing adjustment air path block 57 and a first adjusting valve 59, the first adjusting valve 59 is disposed on the pressing adjustment air path block 57, one end of the pressing adjustment air path block 57 is communicated with the air source, and the other end is communicated with one end of the air cylinder 53;

and/or, the respiratory ventilation assembly 70 includes a ventilation regulating air path block 73 and a second regulating valve 75, the second regulating valve 75 is disposed on the ventilation regulating air path block 73, one end of the ventilation regulating air path block 73 is communicated with the air source, and the other end is communicated with the air output interface 71.

In this embodiment, the pneumatic pressing component 50 further comprises a pressing adjusting air path block 57 and a first adjusting valve 59, the pressing adjusting air path block 57 is an aggregate of various pipelines, and can provide pipeline connectors with different trends, the first adjusting valve 59 is installed on the pressing adjusting air path block 57, can be located between an air source and the pressing adjusting air path block 57, and can also be located between the pressing adjusting air path block 57 and the air cylinder 53, so that the pressing depth can be adjusted under the control of the control component 30, and the pressing requirement can be met. Of course, in order to ensure that the gas output from the gas source can stably and effectively provide the driving force, the pneumatic pressing assembly 50 further includes a pressure reducing valve, which cooperates with the first regulating valve 59 to provide a suitable gas pressure to the cylinder 53, and cooperates with the pneumatic control valve to regulate the output frequency of the cylinder 53, so as to achieve the purpose of controlling the pressing frequency.

Meanwhile, in order to control the respiratory ventilation assembly 70, the respiratory ventilation assembly comprises a ventilation adjusting air path block 73 and a second adjusting valve 75, wherein the ventilation adjusting air path block 73 is also an aggregate of various air transmission pipelines and is provided with a plurality of pipeline joints which can be used for being communicated with various valve bodies and the air output interface 71, and the second adjusting valve 75 is arranged on the ventilation adjusting air path block 73 and can adjust the air tidal volume on the air path, wherein the tidal volume refers to the inhaled air volume, namely the air volume input into a patient, so as to achieve the purpose of cardiopulmonary resuscitation. Of course, a pressure reducing valve is installed on the ventilation regulating air passage block 73 according to the requirement, so that high-pressure air of the air source is converted into low-pressure air, and the normal acceptance range of the patient is ensured, so that the ventilation regulating air passage block is suitable for the patient to inhale, and the ventilation effect on the patient is realized.

With reference to fig. 2, in an alternative embodiment, the control assembly 30 includes an electronic control board 31 and two electromagnetic valves 33, the two electromagnetic valves 33 are electrically connected to the electronic control board 31, one of the electromagnetic valves 33 is connected between the air source and the pressing adjustment air path block 57, and the other electromagnetic valve 33 is connected between the air source and the ventilation adjustment air path block 73.

In this embodiment, in order to increase the control mode of the cardiopulmonary resuscitation machine 100, the control assembly 30 includes an electric control board 31 and two electromagnetic valves 33, and a control circuit is disposed on the electric control board 31 and electrically connected to the two electromagnetic valves 33 respectively. One solenoid valve 33 is installed between the air source and the pressing adjustment air path block 57 to control the conduction and the closing of the pressing adjustment air path block 57, and the other solenoid valve 33 is connected between the air source and the ventilation adjustment air path block 73 to control the conduction and the closing of the air path. Thus, a main air source path can be divided into two branches for inputting two air paths, and the cardiopulmonary resuscitation device 100 can have three modes: in the continuous compression mode, at the moment, the electromagnetic valve 33 connected with the ventilation adjusting air path block 73 is closed, the electromagnetic valve 33 connected with the compression adjusting air path block 57 is conducted, the continuous compression emergency treatment of the chest of the patient by the air cylinder 53 is realized, and at the moment, the first adjusting valve 59 can be adjusted by manually triggering the electric control board 31 to control the compression depth. In the continuous breathing mode, at this time, the electromagnetic valve 33 connected to the ventilation adjusting air passage block 73 is turned on, and the electromagnetic valve 33 connected to the pressing adjusting air passage block 57 is turned off, so that the gas enters the ventilation adjusting air passage block 73, ventilation of the patient is realized, and the patient can breathe autonomously. At this time, the second regulating valve 75 may be manually adjusted according to the needs of the patient to control the tidal volume to improve the emergency efficiency. And thirdly, a compression and respiration proportional operation mode is carried out, the compression and respiration proportion can be 30:2 or 15:2, and the compression air circuit and the ventilation air circuit are operated according to the frequency ratio of 30:2 or 15:2 by adjusting the on-off of the two adjusting valves. The compression to breath ratio may be 30:2, and the cardiopulmonary resuscitation machine 100 may perform 30 chest compressions, then pause for 4 seconds, during which time 2 ventilations are performed, then repeat the compressions 30 more times, and so on. Therefore, the rescuer can select different modes respectively according to the condition of the patient, thereby improving the rescue efficiency and the success rate.

In an optional embodiment, the control assembly 30 further includes a display screen 35, the housing assembly 10 defines a first mounting opening 1111, and the display screen 35 is mounted at the first mounting opening 1111 and electrically connected to the electronic control board 31.

It will be appreciated that, in order to monitor the operating parameters of the cardiopulmonary resuscitation machine 100 at any time, the control unit 30 further comprises a display screen 35, so that the operating parameters can be compared and controlled according to actual conditions. Specifically, since the pressing head 55 is disposed on the lower surface of the housing assembly 10 for pressing movement, the display screen 35 is disposed on the surface of the housing assembly 10 facing away from the pressing head 55, i.e., the upper surface. The upper surface of the shell component 10 is provided with a first mounting opening 1111, the display screen 35 is mounted at the first mounting opening 1111 and exposed in the first mounting opening 1111, so that the rescuer can conveniently observe the display screen, the electric control board 31 is arranged on the lower surface of the display screen 35, the electric connection between the display screen and the rescuer is convenient, and the parameter regulation and control are performed through the display screen 35.

Optionally, the control assembly 30 further includes a control key 39, and the control key 39 is electrically connected to the electronic control board 31. The display screen 35 can display the electric quantity, the time, the system setting options of the cardiopulmonary resuscitation machine 100 and the like according to the setting of the electric control board 31 after the cardiopulmonary resuscitation machine 100 is started, so that the maintenance of the equipment and the transmission and storage of data are facilitated. In the pneumatic compression or respiration mode, the display screen 35 may also display parameters such as the compression mode, the compression depth or the respiration rate, and the display mode may be a numerical value or a combination of the numerical value and the waveform diagram, which is not limited herein. The display screen 35 may be a touch screen, and the control keys 39 are buttons displayed on the screen, and the parameters are directly controlled or the system is set by touching the screen. Of course, the display 35 may also be a non-touch screen, the control key 39 is disposed on the periphery of the display 35, and the control key 39 may be a membrane key to implement the functions of turning pages up and down, confirming or returning, thereby implementing the system configuration of the device itself. Meanwhile, the membrane key is arranged to select an operation mode, start pause or switch on of an air source, the control key can be a knob, and a pressing depth knob and a ventilation knob are arranged to adjust parameters such as pressing depth and ventilation, so that the working parameters of the cardiopulmonary resuscitation machine 100 are controlled more accurately, and the use performance of the cardiopulmonary resuscitation machine is guaranteed.

In addition, in alternative embodiments, the control assembly 30 includes a bluetooth module or a wireless module. In this manner, the rescuer may connect the mobile device to the cardiopulmonary resuscitation machine 100 through the bluetooth module, thereby directly controlling various parameters of its operation, such as compression frequency, etc., through the mobile device.

Referring to fig. 2 and fig. 6, in an alternative embodiment, the control assembly 30 further includes a monitoring lamp 37, and the monitoring lamp 37 is mounted on the second mounting opening 1113 formed in the housing assembly 10 and electrically connected to the electronic control board 31.

In this embodiment, in order to observe the pressing depth more directly, the control module 30 further includes a monitoring lamp 37 electrically connected to the electronic control board 31, or a control board may be separately disposed, and then the control board is electrically connected to the electronic control board 31, so as to realize the change of the monitoring lamp 37 under the electronic control. This monitoring lamp 37 is including a plurality of LED lamp pearls, and a plurality of LED lamp pearls are array and arrange to the change of the degree of depth is pressed in the bright real-time demonstration that goes out of light, and is simple direct, makes things convenient for operating personnel to adjust as required. Specifically, be provided with magnet and hall sensor on the pressure head 55, gather the magnetic field change that the magnet brought through hall sensor and monitor the depth of pressing to on data transmission to the control panel of gathering, the control panel shows it through monitoring lamp 37. Here, the compression depth of the cardiopulmonary resuscitation device 100 may be 1 to 6cm, for example, 1cm, 2cm, 3cm, 5cm, 6cm, or the like.

It is understood that the housing assembly 10 includes a chassis 13 and a housing 11 connected to the chassis 13, and the housing 11 and the chassis 13 enclose to form the accommodating cavity.

In this embodiment, the housing assembly 10 includes a chassis 13 and a housing 11, the housing 11 has a cavity with an opening at one end, the chassis 13 covers the opening of the housing 11, the chassis 13 and the housing form an installation cavity, and the chassis 13 is provided with a avoiding hole for the movement of the pressing head 55. The connected mode of chassis 13 and shell 11 is for dismantling the connection, for example, threaded connection to conveniently install pneumatic pressure component 50 and breathing subassembly 70 of ventilating behind chassis 13, install display screen 35 and automatically controlled board 31 in shell 11 again, be connected shell 11 and chassis 13 at last, made things convenient for equipment and dismantlement, the maintenance in the later stage of being convenient for. Of course, in order to facilitate carrying the cardiopulmonary resuscitation machine 100, the housing 11 includes a main body and a hand-held portion connected to a periphery of the main body for hand-holding. Optionally, the portable portion is equipped with two, and two portable portions are located the both sides of main part upper end respectively, lie in the both sides of display screen 35 promptly to when handheld cardiopulmonary resuscitation machine 100, can start or set up the operation such as simultaneously, improve the convenience. Optionally, the housing assembly 10 is integrally rectangular.

In order to fix the cardiopulmonary resuscitation machine 100 to the human body, in an alternative embodiment, the cardiopulmonary resuscitation machine 100 further includes a strap assembly, the periphery of the shell assembly 10 is provided with a connector 131, and the strap assembly is detachably connected to the connector 131.

In this embodiment, the strap assembly includes a strap (not shown) and fixing members 90 disposed at both ends of the strap, and the strap is made of a flexible material, so that the strap can be conveniently stored, thereby effectively reducing the size of the cardiopulmonary resuscitation machine 100 and facilitating carrying. The fixing member 90 at the end of the strap is connected to the connecting member 131 at the periphery of the shell assembly 10, so that the cardiopulmonary resuscitation machine 100 is tightly fixed to the chest of the patient, thereby effectively improving the placement stability and realizing the directional compression. Here, in order to improve the adaptability, the strap may be made of an elastic material, and the length thereof can be extended by elastic deformation; or the bandage is set to be adjustable, for example, adjust and detain or magic subsides etc. to can make the bandage subassembly adapt to the patient of different types, enlarged product application range and practicality.

Specifically, connecting piece 131 is two, sets up the both sides on bottom plate length direction, and each connecting piece 131 is the trip form, and is optional, and connecting piece 131 is buckle or trip, and mounting 90 is equipped with the card hole that corresponds, and connecting piece 131 penetrates in the card hole and can realize dismantling between them and be connected, and this connected mode can make cardiopulmonary resuscitation machine 100's assembly convenient and fast more, raises the efficiency to also can practice thrift first aid time, improve the rescue efficiency. Of course, in other embodiments, the connecting member 131 and the fixing member 90 may be connected by plugging, screwing, or screwing. Optionally, in order to improve the convenience of bandage installation, the fixing part 90 comprises a fixing part and a handle part, the fixing part is plate-shaped, one end of the fixing part is connected with the bandage, the other end of the fixing part is provided with a clamping hole, and the handle part is convexly arranged on the fixing part, so that the fixing part can be conveniently held by hand to be detached or installed, and the convenience of use is improved.

In addition, in order to further improve the stability when cardiopulmonary resuscitation machine 100 presses, the bandage subassembly is still including the stable band, this stable band includes head stable band and shank stable band, both are equipped with the trepanning respectively, can overlap in patient's head and shank, and one end between them all is provided with joint spare, there is the jack in 13 width direction on the chassis both sides, insert joint spare and locate the jack in can realizing dismantling the connection, thereby it can realize dismantling the connection to have injectd cardiopulmonary resuscitation machine 100 in the ascending removal of human height direction, further improve and press stability.

It will be appreciated that the control assembly 30 further comprises a power source 38, and the power source 38 is disposed in the receiving cavity of the housing assembly 10, is fixed to the chassis 13, and is electrically connected to the electronic control board 31 and other control boards for supplying power thereto. The power source 38 is provided to enable the cardiopulmonary resuscitation machine 100 to be self-powered, independent of an external power supply, and flexible in use.

Of course, the control unit 30 may also be provided with a bare DC interface so that the external power source 38 can be used through the adapter connection of the power source 38, and the power supply can continue to be provided when the internal power source 38 is low or in the room and on the ambulance to ensure emergency treatment. In addition, the cardiopulmonary resuscitation device 100 is further provided with a USB interface 34, which can be used for data transmission with the outside or for software upgrade and maintenance. Optionally, cardiopulmonary resuscitation machine 100 still includes carbon dioxide module interface 32(EtCO2 interface) to install the carbon dioxide module additional in casing subassembly 10, be linked together with EtCO2 interface, and be connected to the accessory through the pipeline, detect the carbon dioxide concentration in the gas from patient's mouth expired at any time, judge patient's physical condition then, in order to carry out more accurate first aid regulation and control.

The cardiopulmonary resuscitation machine 100 of this application accomodates simple structure, conveniently carries as first aid equipment, optional knapsack. In an alternative embodiment, in use, the hand-held handpiece withdraws the main body portion of the cardiopulmonary resuscitation machine 100, i.e., the housing assembly 10 and the pneumatic compression assembly 50, control assembly 30, and respiratory ventilation assembly 70 disposed within the housing assembly 10; then taking out the bandage assembly, connecting the fixing part of the bandage assembly to the connecting piece 131, sleeving the bandage on the chest of the patient for fixing, and adjusting the position of the pressing head 55 to ensure that the pressing head is positioned at the correct position of the chest of the patient; the head stabilizing band and the leg stabilizing band are connected to the shell assembly 10 and are respectively sleeved on the head and the legs, after the head and the legs are fixed, the high-pressure oxygen cylinder is taken out, the high-pressure oxygen cylinder is connected to the air source interface 51 connected to the shell assembly 10 through a hose at one end, and then the mask of the accessory component is fixed on the face of the patient to complete preparation work. The cardiopulmonary resuscitation machine 100 is started, a proper emergency mode is set, corresponding parameters such as the pressing depth, the pressing frequency and the breathing frequency are set, the high-pressure oxygen cylinder is opened to deliver gas, and the on-off key is started to perform cardiopulmonary resuscitation emergency.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. A cardiopulmonary resuscitation machine, comprising:

a housing assembly formed with a receiving cavity;

the control assembly is arranged in the accommodating cavity;

the pneumatic pressing assembly comprises an air source, an air cylinder and a pressing head, the air cylinder is arranged in the accommodating cavity and is communicated with the air source, the pressing head is exposed out of the shell assembly and is connected to the output end of the air cylinder, and the air cylinder drives the pressing head to do reciprocating linear motion relative to the shell assembly under the control of the control assembly; and

the breathing and ventilating assembly is arranged in the accommodating cavity and is electrically connected with the control assembly, and the breathing and ventilating assembly is communicated with the gas source and is provided with a gas output interface exposed out of the shell assembly.

2. The cardiopulmonary resuscitation device of claim 1, wherein the cylinder comprises a cylinder barrel, a piston rod and an elastic member, the piston rod is the output end, one end of the piston rod is connected to the piston, the other end of the piston rod is connected to the pressing head, the elastic member is sleeved on the piston rod, two ends of the elastic member are respectively abutted to the cylinder walls of the piston and the cylinder barrel, and one end of the cylinder barrel, which is away from the pressing head, is communicated with the air source.

3. The cardiopulmonary resuscitation device of claim 2, wherein the cylinder further comprises a limiting member disposed at an end of the cylinder tube near the pressing head to limit a movement stroke of the piston.

4. The cardiopulmonary resuscitation device of claim 1, wherein said air source is one of an air compressor, an air reservoir, and an output conduit.

5. The cardiopulmonary resuscitation machine of any one of claims 2 to 4, wherein said pneumatic compression assembly further comprises a compression adjustment air path block and a first adjustment valve, said first adjustment valve being disposed on said compression adjustment air path block, one end of said compression adjustment air path block being in communication with said air supply and the other end being in communication with one end of said air cylinder;

and/or, the breathing and ventilating assembly comprises a ventilation and regulation air path block and a second regulating valve, the second regulating valve is arranged on the ventilation and regulation air path block, one end of the ventilation and regulation air path block is communicated with the air source, and the other end of the ventilation and regulation air path block is communicated with the air output interface.

6. The cardiopulmonary resuscitation device of claim 5, wherein said control assembly includes an electrical control board and two solenoid valves, one of said solenoid valves being electrically connected to said electrical control board, one of said solenoid valves being connected between said air supply and said compression modulation air circuit block, the other of said solenoid valves being connected between said air supply and said ventilation modulation air circuit block.

7. The cardiopulmonary resuscitation device of claim 6, wherein said control assembly further comprises a display screen, said housing assembly defines a first mounting opening, said display screen is mounted at said first mounting opening and electrically connected to said electronic control board.

8. The cardiopulmonary resuscitation device of claim 7, wherein said control assembly further comprises a monitoring light, said monitoring light is mounted to a second mounting opening formed in said housing assembly and electrically connected to said electronic control board;

and/or the control assembly further comprises a control key, and the control key is electrically connected with the electric control board.

9. The cardiopulmonary resuscitation machine of claim 1, wherein the control assembly comprises a bluetooth module or a wireless module;

and/or the shell assembly comprises a chassis and a shell connected with the chassis, and the shell and the chassis enclose to form the accommodating cavity.

10. The cardiopulmonary resuscitation machine of claim 1 further comprising a harness assembly, said housing assembly having a connector at a periphery thereof, said harness assembly being removably connected to said connector.

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