CN218979910U

CN218979910U - Novel first-aid aspirator

Info

Publication number: CN218979910U
Application number: CN202222114294.3U
Authority: CN
Inventors: 金崇熙; 南莲花; 徐成学
Original assignee: Weihai Medison Medical Equipment Co ltd
Current assignee: Weihai Medison Medical Equipment Co ltd
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2023-05-09
Anticipated expiration: 2032-08-11

Abstract

The utility model discloses a novel first-aid aspirator, which comprises a mask, and also comprises a discharge mechanism, wherein the discharge mechanism is communicated with the mask, negative pressure generated by the discharge mechanism is transmitted to act on the mouth and nose parts of the face of a patient through the mask, so that the negative pressure is applied to the airway of the patient, and foreign matters clamped in the airway are removed by utilizing the negative pressure suction principle; the discharge mechanism comprises a discharge main body, a pull rod and a discharge interface, wherein the pull rod is used for compressing or stretching the inner space of the discharge main body; the discharge main body is a hollow cylinder, and a pull rod capable of moving up and down is vertically inserted into the discharge main body. The utility model can accurately position without moving, has obvious suction effect, simple operation method, no strict requirement on the operation force and operation speed of an operator, moderate pressing stroke and even and controllable suction force, ensures the use effect and has wide applicability.

Description

Novel first-aid aspirator

Technical Field

The utility model relates to an emergency aspirator, in particular to a novel emergency aspirator.

Background

In the process of swallowing food and foreign matters and eating by mistake, the airway of people (especially old people and children) is easy to be blocked, so that dyspnea is caused, if rescue cannot be carried out at the first time, asphyxia is easy to be caused, and life is endangered. Dysphagia usually occurs when dysphagia occurs, and dyspnea is not produced, severe choking cough occurs, respiratory rate changes, pale or purple face. At present, the foreign bodies in the airway mostly adopt a guide device to attract food in the oral cavity, so that the respiratory tract is unblocked, but the time is longer, and the rescue success rate is low.

In the prior art, a Haimrick first aid method is adopted for first aid, the method is to apply pressure to the upper abdomen of a patient, but the pressing stroke is shorter, the proper pressing force is difficult to achieve, and meanwhile, when the pressing plate acts on the upper abdomen of a human body, the pressing plate moves up and down and left and right, so that accurate positioning is inconvenient. Therefore, the design provides a novel first-aid aspirator which can discharge foreign matters through the oral cavity.

Disclosure of Invention

In order to solve the defects of the technology, the utility model provides a novel first-aid aspirator, when foreign matters enter an air passage, a discharge device is connected with a mask when the air passage is blocked, the mask is wrapped around the mouth and the nose of a patient, the discharge device is operated to generate negative pressure, and the foreign matters clamped in the air passage are removed by utilizing the suction (negative pressure) principle, so that the effect of discharging the foreign matters outside the mouth is achieved, and the breathing is smooth.

In order to solve the technical problems, the utility model adopts the following technical scheme: the novel first-aid aspirator comprises a mask, and also comprises a discharge mechanism, wherein the discharge mechanism is communicated with the mask, negative pressure generated by the discharge mechanism is transferred to act on the mouth and nose parts of the face of a patient through the mask, so that the negative pressure is applied to the airway of the patient, and foreign matters clamped in the airway are removed by utilizing the negative pressure suction principle;

the discharge mechanism comprises a discharge main body, a pull rod and a discharge interface, wherein the pull rod is used for compressing or stretching the inner space of the discharge main body;

the discharge main body is a hollow cylinder, and a pull rod capable of moving up and down is vertically inserted into the discharge main body.

Preferably, the top of the discharge main body is fixedly provided with a top cover, a plurality of exhaust holes are arranged on the top cover at intervals, and the exhaust holes are communicated with the cavity of the discharge main body.

Preferably, the pull rod is located on the central shaft of the discharge body, the pull rod is provided with a handle at the top and a piston at the bottom, and the piston is located in the cavity of the discharge body and moves up and down along the cavity.

Preferably, the bottom surface of the discharge main body is provided with an exhaust port, and the discharge main body is communicated with the mask through the exhaust port.

Preferably, the mask comprises a mask interface, a mask shell and a mask air cushion, wherein the mask interface is arranged at the top of the mask shell, and the mask air cushion is arranged at the bottom of the mask shell.

Preferably, the mask interface is in plug-in engagement with the exhaust interface, and the cavity of the exhaust body communicates with the interior of the mask shell through the mask interface.

Preferably, the mask cushion is a hollow and internally inflated cushion.

Preferably, the mask cushion is provided with an inflation inlet.

The utility model can accurately position without moving, has obvious suction effect, simple operation method, no strict requirement on the operation force and operation speed of an operator, moderate pressing stroke and even and controllable suction force, ensures the use effect and has wide applicability.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic diagram of the structure of the mask cushion with (a) and without (b) inflation ports.

Fig. 3 is a schematic perspective view of the expulsion mechanism of the present utility model as it is assembled with a mask to be applied to the oronasal portion of an airway-occluded patient.

Fig. 4 is a schematic perspective view of the present utility model after being mounted on the face of a patient to cover the nose and mouth.

Fig. 5 is a perspective view showing a suction state of the air passage when the present utility model is mounted on the face of a patient to cover the oronasal part and then the discharge body is pulled.

Fig. 6 is a schematic cross-sectional structure of fig. 5.

In the figure: 1. a discharge mechanism; 2. a face mask; 11. a pull rod; 12. a discharge main body; 13. an exhaust interface; 14. a handle; 15. a piston; 16. a top cover; 17. an exhaust hole; 21. a mask interface; 22. a mask shell; 23. a mask cushion; 24. and an air charging port.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description.

The novel first-aid aspirator shown in fig. 1 comprises a mask 2, and also comprises a discharge mechanism 1, wherein the discharge mechanism 1 is communicated with the mask 2, negative pressure generated by the discharge mechanism 1 is transmitted to act on the mouth and nose parts of the face of a patient through the mask 2, so that the negative pressure is applied to the airway of the patient, and foreign matters clamped in the airway are removed by utilizing a negative pressure suction principle;

the negative pressure can be generated in the discharge mechanism 1 by operating the pull rod 11, and the negative pressure is transferred to act on the mouth and nose parts of the face of a patient through the mask 2, so that the negative pressure is applied to the airway of the patient, and the foreign matters clamped in the airway are removed by utilizing the suction (negative pressure) principle, so that the effect of discharging the foreign matters out of the mouth is achieved.

The discharge mechanism 1 comprises a discharge main body 12, a pull rod 11 for compressing or stretching the inner space of the discharge main body 12, and a discharge interface 13; the bottom surface of the discharge main body 12 is provided with an exhaust port 13, and the discharge main body 12 is communicated with the mask 2 through the exhaust port 13.

The discharge body 12 is a hollow cylinder, and a pull rod 11 capable of moving up and down is vertically inserted into the discharge body 12. The internal volume of the cavity of the discharge body 12 can be freely compressed and stretched by the pull rod 11, and negative pressure is generated in the discharge body 12 by changing the internal volume of the discharge body 12.

In this embodiment, a top cover 16 is fixedly arranged on the top of the discharge main body 12, a plurality of exhaust holes 17 are arranged on the top cover 16 at intervals, and the exhaust holes 17 are communicated with the cavity of the discharge main body 12. The internal cavity of the discharging body 12 is communicated with the outside through the discharging hole 17, and air can freely circulate between the internal cavity of the discharging body 12 and the discharging hole 17 and the outside.

As shown in fig. 6, the pull rod 11 is located on the central axis of the discharge body 12, the pull rod 11 is provided with a handle 14 at the top and a piston 15 at the bottom, and the piston 15 is located in the cavity of the discharge body 12 and moves up and down along the cavity. It should be noted that the structure of the handle 14 includes, but is not limited to, the form illustrated in fig. 1, and all modifications to the design of the handle 14 described in the present utility model are considered additions to the present utility model.

The pull rod is pulled upwards or pushed downwards by the handle to drive the piston to move up and down along the inner wall of the cavity of the discharge main body 12, so that negative pressure is generated in the discharge main body 12, and further, the suction effect on foreign matters in the air passage is generated, and the effect of discharging the foreign matters out of the body is achieved.

As shown in fig. 3 and 5, the discharge mechanism 1 has the following principle of operation: when the pull rod 11 is pushed down, air in the discharge body 12 is discharged through the discharge port 13, and then the pull rod 11 is pulled back, so that the internal volume of the discharge body 12 is increased, negative pressure is generated in the discharge body 12, and the negative pressure in the discharge body 12 is caused to suck the discharge port 13 due to the influence of the pressure difference between the inside of the discharge body 12 and the outside air.

In this embodiment, the mask 2 includes a mask interface 21, a mask housing 22, and a mask cushion 23, where the mask interface 21 is provided on the top of the mask housing 22 and the mask cushion 23 is provided on the bottom.

Wherein, the mask interface 21 is in insertion engagement with the exhaust interface 13, and the mask interface 21 can be in insertion engagement with the exhaust interface 13, thereby realizing the assembly of the mask 2 and the exhaust mechanism 1. After the mask 2 is inserted into the discharge mechanism 1, the cavity of the discharge body 12 communicates with the interior of the mask shell 22 through the mask interface 21.

Preferably, the mask cushion 23 is a hollow and internally inflated cushion. The mask cushion 23 is of a soft structure, and the mask cushion 23 can be well matched with the peripheral parts of the mouth and the nose of the face of a patient, so that the mask 2 and the mouth and the nose of the patient can be wrapped and sealed. As shown in fig. 2 (a), the mask cushion 23 is provided with an inflation port 24. As shown in fig. 2, the mask cushion 23 may be configured with or without an inflation port.

The working process of the utility model is as follows: when the patient airway is blocked due to foreign matter entering, the mask interface 21 and the exhaust interface 13 are mutually inserted, so that the mask 2 and the exhaust mechanism 1 are assembled; as shown in fig. 3;

firstly, holding the handle of the pull rod 11 to push the piston 15 downwards, compressing the discharge main body 12, discharging air in the discharge main body 12 to the outside through the discharge interface 13, and then covering the assembled discharge mechanism 1 and the mask 2 on the periphery of the mouth and the nose of the patient, so that the mask air cushion 23 completely wraps the mouth and the nose of the patient and seals the mouth and the nose, and at the moment, the internal cavity of the discharge main body 12 is communicated with the blocked air passage of the patient, as shown in fig. 4;

then, the pull rod 11 is pulled upwards, so that the piston moves upwards along the inner cavity of the discharge main body 12, the volume of the cavity in the discharge main body 12 is increased, negative pressure is generated in the discharge main body 12, the negative pressure in the discharge main body 12 is transmitted into the airway of a patient through the mask 2, and foreign matters blocked in the airway of the patient are sucked by utilizing the suction (negative pressure) principle, so that the effect of discharging the foreign matters out of the mouth of the patient is achieved; as shown in fig. 5 and 6;

if the foreign matter cannot be discharged or all the foreign matter is not completely sucked out by one suction, the combined device of the discharging mechanism 1 and the mask 2 can be lifted from the mouth and nose position of the patient, the pull rod 11 is pushed to discharge the air in the discharging main body 12 to the outside again through the air discharging interface 13, and the pull rod 11 of the discharging main body 12 is pulled according to the steps until the foreign matter blocked in the airway of the patient is completely sucked out.

According to the utility model, the discharging main body is combined with the mask, the mask is placed on the face of a patient, the negative pressure is generated by pulling the pull rod of the discharging main body, and the foreign matters clamped in the air passage are removed by utilizing the suction (negative pressure) principle. In addition, the design has simple structure and convenient use, and can be widely applied to various airway foreign matter discharge devices.

The above embodiments are not intended to limit the present utility model, and the present utility model is not limited to the above examples, but is also intended to be limited to the following claims.

Claims

1. A novel first-aid aspirator, which comprises a mask (2), and is characterized in that: the device also comprises a discharge mechanism (1), wherein the discharge mechanism (1) is communicated with the mask (2), negative pressure generated by the discharge mechanism (1) is transmitted to act on the mouth and nose parts of the face of a patient through the mask (2), so that the negative pressure is applied to the airway of the patient, and foreign matters clamped in the airway are removed by utilizing a negative pressure suction principle;

the discharge mechanism (1) comprises a discharge main body (12), a pull rod (11) for compressing or stretching the inner space of the discharge main body (12) and an exhaust interface (13);

the discharge main body (12) is a cylinder with a hollow inside, and a pull rod (11) capable of moving up and down is vertically inserted into the discharge main body (12).

2. The novel emergency aspirator according to claim 1, wherein: the top of the discharge main body (12) is fixedly provided with a top cover (16), a plurality of exhaust holes (17) are formed in the top cover (16) at intervals, and the exhaust holes (17) are communicated with the cavity of the discharge main body (12).

3. The novel emergency aspirator according to claim 1, wherein: the pull rod (11) is positioned on the central shaft of the discharge main body (12), a handle (14) is arranged at the top of the pull rod (11), a piston (15) is arranged at the bottom of the pull rod, and the piston (15) is positioned in the cavity of the discharge main body (12) and moves up and down along the cavity.

4. The novel emergency aspirator according to claim 1 or 2, characterized in that: an exhaust interface (13) is arranged on the bottom surface of the exhaust main body (12), and the exhaust main body (12) is communicated with the mask (2) through the exhaust interface (13).

5. The novel emergency aspirator according to claim 1, wherein: the face guard (2) includes face guard interface (21), face guard shell (22), face guard air cushion (23), face guard interface (21) are provided with at the top of face guard shell (22), and the bottom is provided with face guard air cushion (23).

6. The novel emergency aspirator according to claim 5, wherein: the mask interface (21) is in insertion connection with the exhaust interface (13), and the cavity of the exhaust main body (12) is communicated with the inside of the mask shell (22) through the mask interface (21).

7. The novel emergency aspirator according to claim 5, wherein: the mask air cushion (23) is a hollow air cushion with the inside inflated.

8. The novel emergency aspirator according to claim 7, wherein: an inflation inlet (24) is arranged on the mask air cushion (23).