CN210494811U

CN210494811U - Atomizing medicine feeder

Info

Publication number: CN210494811U
Application number: CN202020277430.9U
Authority: CN
Inventors: 应佑国; 朱燕; 王悦平
Original assignee: Ninth Peoples Hospital Shanghai Jiaotong University School of Medicine
Current assignee: Ninth Peoples Hospital Shanghai Jiaotong University School of Medicine
Priority date: 2020-03-02
Filing date: 2020-03-09
Publication date: 2020-05-12
Anticipated expiration: 2030-03-09

Abstract

The utility model discloses an atomizing device of dosing contains: a mask shell; a fixing member; a connecting pipe fitting penetrating through the inside and outside of the mask shell body and provided with a breathing end and a connecting end which are respectively arranged inside and outside the mask shell body; a tee, comprising: the system comprises a main pipeline, an air inlet pipeline and an exhaust pipeline; the main pipeline is connected with the connecting end; the air supply equipment pipeline is communicated with the inlet end of the atomizer; and the gas purification device is communicated with the outlet end of the exhaust pipeline. The utility model discloses an atomizing device of dosing, the structure is simple and convenient, and the exhaust hole is not established to the face guard, through external three-way pipe, realizes closed loop's breathing circuit, and the leakproofness is good, and the efficiency of dosing is high, and disease exhaust contains fungus aerosol, discharges into the air after handling through gaseous purifier, is difficult for causing air pollution, has avoided the cross infection of disease and medical personnel's infection in the finite space effectively, is particularly useful for the atomizing of epidemic prevention period of respiratory system class infectious disease and doses.

Description

Atomizing medicine feeder

Technical Field

The utility model belongs to the field of medical equipment, a protection apparatus is related to, concretely relates to atomizing device of dosing.

Background

The novel coronavirus pneumonia (Corona Virus Disease 2019, COVID-19) is called new coronavirus pneumonia for short, and is pneumonia caused by 2019 novel coronavirus infection, belongs to β novel coronavirus, has an envelope, is round or oval in particle shape, is usually polymorphic, is small in diameter, is about 60-140 nm, is COVID-19, and is known to be highly infectious since 2019.

The COVID-19 virus is highly contagious, can be transmitted via respiratory droplets and contact, and is likely to be transmitted by aerosol. Aerosols produced by patients from the respiratory tract due to coughing, speaking, breathing, etc., may contain viral submicron and submicron particles.

Clinical practice shows that for treating COVID-19 patients, the atomized medicine is adopted, and smaller (less than 2.5 mu m) atomized particles can reach the lower respiratory tract and alveoli, so that the medicine is accurately applied to the lungs of the patients, and the administration mode is very effective.

Nebulization is usually performed using a medical nebulizing mask, usually with an air outlet opening starting at the face mask for air discharge. As shown in fig. 1, an ear hanging type atomizing inhalation mask comprises a mask body 1, an air outlet 11, a mask connecting pipe 12 and an adjustable ear hanging rope 2, wherein a sealed inflatable cushion 3 is arranged at the edge of the mask body 1, and an inflatable connector 31 and a sealing plug 32 are arranged at the lower part of the sealed inflatable cushion 3. In the conventional case, such a nebulized administration is completely without problems.

However, in the period of respiratory infectious disease prevention, the conventional medical nebulizing mask may cause a large amount of bacteria-containing aerosol to be directly discharged into the air, pollute the environment, cause secondary infection of other surrounding patients and possible infection of medical care personnel. Especially under the severe conditions of shortage of the current negative pressure ward and increasing of patients, how to prevent cross infection in a limited space and infection of medical staff is very important.

Accordingly, there is a need for improved medical nebulizing masks that avoid the escape of bacteria-containing aerosols.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the atomizing in-process of dosing, disease exhaust fungus-containing aerosol loss in the air causes the problem of pollution, has improved the atomizing face guard, does not set up the exhaust hole on the cover body, through setting up a tee bend pipeline, forms a breathing loop, and the gaseous purifier purification treatment of connecting on the way of exhaling fungus-containing gas through the outlet duct is discharged into in the air again.

In order to achieve the above object, the present invention provides an atomization drug delivery device, which comprises:

the mask shell is provided with a cavity which can cover the mouth and the nose of a user;

a fixing member for fixing the mask shell to the face of a user;

a connecting pipe fitting penetrating through the inside and outside of the mask shell body and having a breathing end arranged in the mask shell body and a connecting end arranged outside the mask shell body;

a tee, comprising: the system comprises a main pipeline, an air inlet pipeline and an exhaust pipeline; the main pipeline is connected with the connecting end to be communicated with the cavity of the mask shell;

the air inlet pipeline is communicated with the inlet end of the atomizer, and the inlet air passes through the atomizer to atomize the medicament, enters the main pipeline and then enters the cavity through the connecting pipe fitting; and

and the gas purification device is communicated with the outlet end of the exhaust pipeline.

Preferably, the apparatus further comprises: and the buffer air bag surrounds the edge of the mask shell and is in contact with the face of a user to form a seal.

Preferably, the fixing member includes more than two fixing bands.

Preferably, the connecting pipe fitting or the tee pipe adopts a threaded hose or a serpentine hose.

Preferably, the intake air comprises: oxygen, air or oxygen-enriched air.

Preferably, the atomizer is an oxygen driven atomizer.

Preferably, the gas purification apparatus comprises: at least one bacteria filter.

Preferably, the gas purification apparatus comprises: at least one bacteria filtering film.

Preferably, the gas purification apparatus comprises: a bacteria sample collector.

The utility model provides a device of dosing atomizes, the structure is simple and convenient, does not establish the exhaust hole on the face guard, through external three-way pipe, realizes closed-loop breathing circuit, and the leakproofness is better, and the efficiency of dosing is higher, and disease exhaust contains fungus aerosol, discharges into the air through gas purification device after handling, is difficult for causing air pollution, has avoided the cross infection and the possible infection of medical personnel of disease in the finite space effectively. In addition, the preparation cost is low, the good social effect is achieved, and the aerosol drug delivery system is particularly suitable for aerosol drug delivery during epidemic prevention period of respiratory infectious diseases.

Drawings

Fig. 1 is a schematic structural diagram of a medical atomizing mask in the prior art.

Fig. 2 is a schematic structural diagram of an atomization drug delivery device of the present invention.

Fig. 3 is a top view of the mask of the present invention facing the face of the user.

Description of reference numerals:

mask shell 10

Buffer airbag 11

Fixing piece

Fixing ring 21

Fixing belt 22

Connecting pipe fitting 30

Breathing end 31

Connecting end 32

Three-way pipe 40

Main pipe 41

Air intake line 42

Exhaust line 43

Atomizer 50

A gas purification device 60.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 2 and 3, an aerosol delivery device comprises:

a mask shell 10 having a cavity capable of covering the nose and mouth of a user, i.e., a cavity defined by the mask shell 10 and the face of the user;

a fixing member for fixing the mask case 10 to the face of a user;

a connection pipe member 30 penetrating through the inside and outside of the mask shell and having a breathing end 31 provided in the mask shell and a connection end 32 provided outside the mask shell 10;

a tee 40 comprising: a main line 41, an intake line 42, and an exhaust line 43; the main pipeline 41 is connected with the connecting end 32 to communicate with the cavity of the mask shell; the air inlet pipeline 42 is externally connected with air supply equipment (not shown);

an atomizer 50 disposed in the air inlet duct 42, the air supply device duct being in communication with an inlet end of the atomizer, and supplying air (such as oxygen) to atomize the medicament through the atomizer 50, enter the main duct 41, and enter the cavity through the connecting pipe 30; and

and the gas purification device 60 is communicated with the outlet end of the exhaust pipeline 43 so as to prevent the bacteria-containing aerosol exhaled by the patient from being directly discharged into the air to cause pollution.

In order to make the mask shell not to tightly contact with the face of the user and improve the user experience, the device can also be provided with a buffer air bag 11 which is arranged at the edge of the mask shell in a surrounding way (which can be fixedly arranged and also can be sleeved when in use) and is contacted with the face of the user to form a seal. This buffering gasbag adopts the flexible material that does not hinder skin, preferred silica gel material, is filled with buffer gas in this buffering gasbag, can cushion the facial effort of applying to face guard housing body edge, when forming effective sealed, makes the user experience comfortable. The buffering air bag can be fixed on the edge of the mask shell and can also be assembled and sleeved when in use.

In order to facilitate the repeated use and prolong the service life of the atomization drug delivery device, an inflation opening (and a sealing plug) can be arranged on the wall of the air bag so as to adjust the inflation degree according to the requirement.

In order to fix the mask shell and the mouth of a user and ensure the tightness, the fixing piece comprises more than two fixing belts. Preferably 3 or more, and preferably 5 or more, from both sides of the cheek and the head, and from a plurality of directions.

The fixing band can be in a hanging ear type or a lacing type, and is preferably in a lacing type.

In some embodiments, a plurality of fixing rings 21 are circumferentially spaced around the edge of the mask shell, and the fixing bands 22 can be fastened by the fixing rings 21.

In order to connect tightly and not easy to fall off, and conveniently adjust the angle, a user can lift or fix the atomizer conveniently, and the connecting pipe fitting or the three-way pipe is connected and fixed by a threaded hose or a snake-shaped hose or an adapter sleeve.

According to the clinical diagnosis and treatment needs, the air inlet can be any one of oxygen, air or oxygen-enriched air.

In some embodiments, the nebulizer is an oxygen driven nebulizer.

In order to ensure that air enters the atomizer in a one-way mode, a one-way valve is further arranged on a communication pipeline between the atomizer and the air supply device.

In some embodiments, to mitigate exhaust pollution, the gas purification apparatus comprises: at least one bacteria filter, e.g. DAR^TMAnd (3) a filter.

In some embodiments, to mitigate exhaust pollution, the gas purification apparatus comprises: at least one bacteria filtering film.

In some embodiments, to facilitate sampling, the gas purification apparatus further comprises: a bacteria sample collector. Through the filtration and enrichment of the gas discharged by the patient, a sample can be conveniently collected for monitoring the physical state of the patient.

The utility model discloses an atomizing device of dosing's application method as follows:

firstly, fix the face guard casing at the face of disease, all wrap into the cavity of face guard casing with the mouth nose of disease, be connected the three-way pipe with the connecting tube and fix, fix the atomizer that will add the atomizing medicament in the inlet line, connect air supply equipment. Then, the air supply equipment is opened, when a patient inhales air, the air enters the atomizer, the high-speed airflow drives the medicament to atomize, the medicament enters the main pipeline, and the medicament is inhaled by the patient through the connecting pipe fitting; when the patient exhales, the exhaled bacteria-containing gas enters the exhaust pipeline through the connecting pipe fitting, and is exhausted after being purified by the gas purifying device.

To sum up, the utility model provides an atomizing device of dosing has improved exhaust mode, does not set up the exhaust hole on the face guard casing, but sets up a three-way pipe, forms a complete breathing circuit, and exhaust air passes through gas purification device and handles, can not the contaminated air, is particularly useful for the atomizing of epidemic prevention period of respiratory infectious disease and doses.

While the present invention has been described in detail with reference to the preferred embodiments thereof, it should be understood that the above description should not be taken as limiting the present invention. Numerous modifications and alterations to the present invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be limited only by the attached claims.

Claims

1. An aerosolized drug delivery device, comprising:

a fixing member for fixing the mask shell to the face of a user;

a tee, comprising: the system comprises a main pipeline, an air inlet pipeline and an exhaust pipeline; the main pipeline is connected with the connecting end to be communicated with the cavity of the mask shell; the air inlet pipeline is externally connected with air supply equipment;

2. The aerosolized drug delivery device of claim 1, further comprising: and the buffer air bag surrounds the edge of the mask shell and is in contact with the face of a user to form a seal.

3. The aerosolized drug delivery device of claim 1, wherein the mount comprises more than two mounting straps.

4. The aerosolized delivery device of claim 1, wherein the connecting tube or tee is a threaded hose or a serpentine hose.

5. The aerosolized delivery device of claim 1, wherein the inlet gas comprises: oxygen, air or oxygen-enriched air.

6. The aerosolized drug delivery device of claim 1, wherein the nebulizer is an oxygen driven nebulizer.

7. The aerosolized drug delivery apparatus of claim 1, wherein the gas purging device comprises: at least one bacteria filter.

8. The aerosolized drug delivery apparatus of claim 1 or 7, wherein the gas purification apparatus comprises: at least one bacteria filtering film.

9. The aerosolized drug delivery apparatus of claim 1, wherein the gas purging device comprises: a bacteria sample collector.