CN105079931B - Respiratory organ - Google Patents

Abstract

The invention discloses a respirator, which comprises an oxygen delivery system and a breathing mask connected with the oxygen delivery system. The breathing mask is driven by a depressing mechanism and can be pressed against the rescued person's facial respiratory organs. When CPR is performed, artificial respiration is combined with chest compressions. After each chest compression cycle, the breathing mask is pressed against the face of the rescued person, and oxygen is delivered to the rescued person's mouth and nose through the breathing mask to increase the oxygen delivery rate of the rescued person. Oxygen, while reducing the workload of rescuers. In addition, the present invention also has the following two functions: 1. It can replace the commonly used artificial open airway. 2. The chest compression counting mechanism can accurately record the number of chest compressions, and report the number after each compression to control the frequency of chest compressions, and automatically depress the breathing mask after each chest compression cycle is completed, and automatically squeeze 2 breathing bags, so that chest compression and oxygen intake are more accurate.

Description

respirator

technical field

The present invention relates to a respirator.

Background technique

Simple breathing airbag is a commonly used first aid tool, suitable for 1. Acute respiratory failure occurs when breathing stops or weak breathing does not improve after active treatment. Significantly insufficient pulmonary ventilation. 2. Patients with chronic severe respiratory failure who have not improved after various treatments or have pulmonary encephalopathy, before using the ventilator or when the ventilator is stopped. 3. When artificial respiration is required for cardiopulmonary cerebral resuscitation. The simple breathing air bag currently used is to let the air enter the lungs rhythmically by hand, and then use the elastic retraction force of the thorax and lung tissue to exhale the gas entering the lung, artificially squeeze the breathing bag and artificially open the airway, especially During cardiopulmonary cerebral resuscitation, it is necessary to continue to open the airway manually during each chest compression, and cooperate with the chest compression provider to give artificial respiration to the rescued person. The ratio of chest compressions to insufflations is generally 30: 2. It is very difficult to carry out manual cardiopulmonary cerebral resuscitation rescuers who need both chest compression and air blowing. The workload is heavy and they are prone to fatigue.

Contents of the invention

In view of this, the technical problem to be solved by the present invention is to provide a simple breathing airbag, which is suitable for artificial respiration, cooperates with chest compression, increases the content of blood itching in the rescued person's body and reduces the workload of the rescuer.

The simple breathing airbag of the present invention comprises an oxygen delivery system and a breathing mask connected with the oxygen delivery system, and the breathing mask is driven by a depressing mechanism and can be pressed against the face respiratory organs of the rescued person.

Further, it also includes a chest compression counting and reporting mechanism, the chest compression counting mechanism includes a chest compression sensing element and a PLC controller, and the chest compression sensing element senses each chest compression action; the PLC controller will compress the chest The number of inductions of the chest sensing element is counted to generate a signal to drive the depressing mechanism down, and to control the duration of the oxygen delivery system to deliver oxygen into the breathing mask.

Preferably, the sensing element for chest compression is a pressure sensing diaphragm. During chest compression, the pressure sensing diaphragm is located between the palm of the rescuer and the chest of the rescued person. Whenever the pressure signal of the pressure sensing diaphragm From the maximum to disappear, the PLC controller counts once.

Preferably, the chest compression sensing element includes a pressure plate, a proximity switch and a sensing plate, the pressure plate is located between the rescuer’s palm and the rescued person’s chest, when the chest is pressed, the sensing plate is pressed down with the pressure plate to make the proximity switch generate a signal and Counted by PLC.

Further, the chest compression sensing element also includes a sleeve and a sliding column sliding up and down in the sleeve, the pressure plate is connected above the sliding column, the induction plate is connected below the sliding column, and the sleeve is provided with A spring that acts as a buffer when the pressure plate is pressed down.

Further, it also includes an airway opening mechanism, the airway opening mechanism includes a lifting block and a lifting mechanism located under the neck, and the lifting block is driven by the lifting mechanism to open the airway of the rescued person and fix the body position.

Further, the lifting mechanism includes a wedge, a screw and a motor. The wedge is located below the lifting block and is in contact with the slope of the lifting block and can slide horizontally. There is a threaded hole on the wedge, and the screw passes through the threaded hole And it is threadedly matched, and the screw is driven by a motor to rotate.

Further, it also includes an automatic extruding breathing bag device, said device is located in the breathing bag, uses the spring principle to implement the function of shrinking and expanding the breathing bag, and completes this operation according to the set parameters by connecting the power supply.

Beneficial effects of the present invention: the fully automatic simple breathing airbag of the present invention includes an oxygen delivery system and a breathing mask connected with the oxygen delivery system, and the breathing mask is driven by a depressing mechanism and can be pressed against the rescued person's facial respiratory organs. When CPR is performed, artificial respiration is combined with chest compressions. After each chest compression cycle, the breathing mask is pressed against the face of the rescued person, and oxygen is delivered to the rescued person's mouth and nose through the breathing mask to increase the oxygen delivery rate of the rescued person. Oxygen, while reducing the workload of rescuers. In addition, the present invention also has the following two functions: 1. Commonly used artificial airway opening function, the specific methods include lifting the jaw on the back, supporting the jaw with both hands and lifting the neck on the back, all of which can be replaced by the present invention. 2. The chest compression counting mechanism can accurately record the number of chest compressions, and report the number after each compression to control the frequency of chest compressions, and automatically depress the breathing mask after each chest compression cycle is completed, and automatically squeeze 2 breathing bags, so that chest compression and oxygen intake are more accurate. 3. For patients who only need artificial respiration, the present invention can set the parameters of extruding the breathing bag, according to the tidal volume, breathing frequency, inhalation/exhalation time ratio, etc. of different ages and needs, and the rebreathing air bag can be automatically squeezed according to the settings Oxygen is supplied by pressing the breathing bag, thereby reducing the workload of medical staff and making the operation more precise.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Fig. 1 is the structural representation of embodiment 1;

Fig. 2 is the side view of the jaw-up mechanism in Embodiment 1;

FIG. 3 is a schematic structural view of Embodiment 2.

detailed description

Example 1

As shown in the figure: the respirator of the present embodiment comprises a frame 10, and the frame 10 is provided with an oxygen supply system 1 and a breathing mask 2, and the oxygen supply system 1 includes an oxygen cylinder 101, an electromagnetic valve 102 and an oxygen tube 103 at the outlet of the oxygen cylinder , the end of the oxygen tube 103 is connected with the breathing mask 2, that is, the electromagnetic valve 102 is opened, and the oxygen in the oxygen cylinder 101 enters the breathing mask 2 through the oxygen tube 103. The respirator 2 is driven by a depressing mechanism 3 and can be pressed against the rescued person's facial respiratory organs. The depressing mechanism 3 in this embodiment is an air cylinder. Of course, other linear output devices can also be used. After a chest compression cycle is completed, such as 30 chest compressions, the depressing mechanism 3 drives the breathing mask 2 to depress the rescued person. mouth and nose, and turn on the oxygen delivery system 1, and deliver oxygen to the rescued person through the breathing mask 2.

As a further improvement of the above technical solution, it also includes a chest compression counting mechanism 4, the chest compression counting mechanism includes a pressure sensing diaphragm 401 and a PLC controller 410, the pressure sensing diaphragm 401 is used as a chest compression sensing element, located in the Between the palm of the rescued person and the chest of the rescued person, whenever the pressure signal of the pressure sensing diaphragm 401 goes from maximum to disappearing, the PLC controller 410 counts once, that is, the pressure sensing diaphragm can sense each chest compression action, and is The PLC controller 410 records that when the number of chest compressions counted by the PLC controller 410 reaches the set value such as 30 times, the PLC generates a signal to drive the depressing mechanism to descend, so that the breathing mask 2 depresses the rescued person's face and controls the oxygen delivery system The electromagnetic valve 102 in 1 is opened, so that oxygen enters the breathing mask 2, and the solenoid valve is closed after a certain amount of oxygen input, that is, the PLC can control the oxygen input amount. When the oxygen delivery is completed, the breathing mask 2 is lifted up and continues to enter the next chest compression cycle.

As a further improvement of the above technical solution, it also includes a jaw raising mechanism 5, which includes a lifting block 500 and a lifting mechanism 510 located under the neck, and the lifting block 500 is driven by the lifting mechanism 510 to make the jaw Bone up. Lifting the jaw can make the oxygen channel in the body of the rescued unblocked, so the lifting block 500 is raised by the lifting mechanism 510, and then the neck of the rescued is lifted up, so that the jaw is raised to achieve the unobstructed breathing air path, which is convenient Oxygen enters the victim's lungs.

As a further improvement of the above technical solution, the lifting mechanism 510 includes a wedge 511, a screw 512 and a motor 513. The wedge 511 is located below the lifting block 500 and is in contact with the slope of the lifting block and can slide horizontally. The wedge 511 There is a threaded hole 514 thereon, and the screw rod 512 passes through the threaded hole 514 and is threadedly engaged with it, and the screw rod 512 is driven to rotate by a motor 513 .

Example 2

Different from Embodiment 1, the chest compression sensing element in this embodiment includes a pressure plate 402, a proximity switch 403 and an induction plate 404. The pressure plate 402 is located between the palm of the rescuer and the chest of the rescued person. When pressing the chest, The induction plate is pressed down with the pressure plate to make the proximity switch generate a signal and be counted by the PLC.

As a further improvement of the above technical solution, the chest compression sensing element also includes a sleeve 405 and a sliding column 406 that slides up and down inside the sleeve, the pressing plate 402 is connected above the sliding column 406, and the induction plate 404 is connected to the sliding column 406. Below the column 406 , the sleeve 405 is provided with a spring 407 that acts as a buffer when the pressing plate 402 is pressed down.

Example 3

Different from Embodiment 1, the oxygen delivery system is a breathing ball, and the breathing ball is a kind of existing simple breathing airbag, including elastic spheres, various valves on the air intake passage such as air intake valve, safety valve and air outlet passage. Safety valve, one-way valve, etc., the ball of the breathing ball is squeezed by the elastic element to supply air to the mask, and the action of the elastic element is controlled by the PLC controller 410, so as to realize the cooperation with the chest compression action.

Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present invention without limitation. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be carried out Modifications or equivalent replacements without departing from the spirit and scope of the technical solution of the present invention shall be covered by the claims of the present invention.

Claims (7)

1. A respirator comprising an oxygen delivery system (1) and a breathing mask (2) connected with the oxygen delivery system, the breathing mask (2) is driven by a depressing mechanism (3) and can be pressed against the rescued person's facial respiratory organs , is characterized in that: it also includes a chest compression counting mechanism (4), the chest compression counting mechanism includes a chest compression sensing element and a PLC controller (410), and the chest compression sensing element senses each chest compression action; the PLC The controller (410) counts the sensing times of the chest compression sensing element and generates a signal for driving the depressing mechanism to descend, and controls the duration of the oxygen delivery system (1) delivering oxygen into the breathing mask (2). 2. The respirator according to claim 1, characterized in that: the chest compression sensing element is a pressure sensing diaphragm (401), and the pressure sensing diaphragm is located between the palm of the rescuer and the victim during chest compression. Between the rescuer's chest, whenever the pressure signal of the pressure sensing diaphragm (401) disappears from the maximum, the PLC controller (410) counts once. 3. The respirator according to claim 1, characterized in that: the chest compression sensing element comprises a pressure plate (402), a proximity switch (403) and a sensing plate (404), and the pressure plate (402) is located at the rescuer Between the palm and the chest of the rescued, when the chest is pressed, the induction plate is pressed down with the pressure plate to make the proximity switch generate a signal and be counted by the PLC. 4. The respirator according to claim 3, characterized in that: the chest compression induction element also includes a sleeve (405) and a sliding column (406) sliding up and down in the sleeve, and the pressure plate (402) is connected to Above the spool (406), the induction plate (404) is connected below the spool (406), and the sleeve (405) is provided with a spring (407) that acts as a buffer when the pressing plate (402) is pressed down. ). 5. The respirator according to claim 3 or 4, characterized in that: it also includes a jaw raising mechanism (5), and the jaw raising mechanism (5) includes a lifting block (500) and a lifting block (500) positioned under the neck. A lifting mechanism (510), the lifting block (500) is driven by the lifting mechanism (510) to raise the jaw. 6. The respirator according to claim 5, characterized in that: the lifting mechanism (510) includes a wedge (511), a screw (512) and a motor (513), and the wedge (511) is located on the lifting block (500) is below and is in contact with the inclined surface of the lifting block and can slide horizontally. There is a threaded hole (514) on the wedge (511), and the screw (512) passes through the threaded hole (514) and is threaded. Described screw rod (512) is driven to rotate by motor (513). 7. The respirator according to claim 6, characterized in that: the oxygen delivery system is a breathing ball, the spheroid of the breathing ball is extruded by an elastic element to supply air to the mask, and the PLC controller (410) controls Elastic elements.