CN213994484U

CN213994484U - Oral-nasal aerosol administration device

Info

Publication number: CN213994484U
Application number: CN202022304743.1U
Authority: CN
Inventors: 曹蓉
Original assignee: Bq Plus Medical Co ltd
Current assignee: Bq Plus Medical Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2021-08-20
Anticipated expiration: 2030-10-16

Abstract

The utility model relates to the technical field of medical auxiliary devices, in particular to a mouth and nose aerosol administration device, which comprises a bottom cover, a mist storage tank and a top cover; the bottom cover is provided with a connector for connecting an external pressure type quantitative aerial fog device; the top end of the mist storage tank is provided with a top seat, the top seat is buckled on the top seat, and the top seat is provided with an air suction valve plate; the top cover is provided with a suction nozzle, and the outer surface of the top cover is provided with an expiration valve plate; when inhaling, the inhaling valve plate pushes out the inhaling grid, the exhaling valve plate is buckled and pressed on the exhaling grid under the action of pressure, and the patient completes inhaling; when the patient exhales, the exhalation valve plate pushes out the exhalation grid, the inhalation valve plate is buckled and pressed on the inhalation grid under the action of pressure, and the patient finishes exhalation. This oronasal aerosol ware of dosing realizes the ration and doses, reduces the velocity of flow of medicine when directly dosing, reduces the reserve volume of medicine in patient's oropharynx, improves treatment.

Description

Oral-nasal aerosol administration device

Technical Field

The utility model relates to the technical field of medical auxiliary devices, in particular to a mouth and nose aerosol drug delivery device.

Background

MDI (metered Dose inhaler) is a pressure type quantitative aerosol device, which is used for quantitatively atomizing medicaments and then inhaling the medicaments into lungs through mouths to treat lung diseases such as asthma and the like. In view of this, we propose a oronasal aerosol dispenser.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mouth and nose aerosol ware of dosing to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a mouth and nose aerosol administration device comprises a bottom cover, a mist storage tank and a top cover which are sequentially connected from bottom to top;

the bottom cover is provided with a connector, and the connector is provided with an MDI interface for connecting an external pressure type quantitative aerial fog device;

the top end of the mist storage tank is provided with a top seat, the top seat is buckled on the top seat, the top seat is provided with an air suction grille communicated with the mist storage tank, and the air suction grille is movably connected with an air suction valve plate;

the top cover is provided with a suction nozzle, the outer surface of the top cover is provided with an expiration grating communicated with the inside of the top cover, and an expiration valve plate is movably connected to the expiration grating;

when inhaling, the inhaling valve plate pushes out the inhaling grid, the exhaling valve plate is buckled and pressed on the exhaling grid under the action of pressure, and the patient completes inhaling;

when the patient exhales, the exhalation valve plate pushes out the exhalation grid, the inhalation valve plate is buckled and pressed on the inhalation grid under the action of pressure, and the patient finishes exhalation.

Preferably, the bottom cover is fixedly connected to the bottom of the bottom cover in a threaded connection manner.

Preferably, the surface of footstock is provided with a plurality of protruding buttons, the inner wall of top cap be provided with protruding button matched with draw-in groove makes the top cap lock is in when on the footstock, protruding button with the cooperation of draw-in groove joint.

Preferably, the outer surface of the top seat is provided with a positioning groove, and the inner wall of the top cover is provided with a positioning block matched with the positioning groove.

Preferably, the lower surface of the bottom cover is further provided with a plurality of silencing holes.

Preferably, the sealing cover is connected with the top cover through a connecting piece.

Preferably, the end part of the connecting piece is provided with a buckle, and the connecting piece is clamped on the top cover through the buckle.

Compared with the prior art, the beneficial effects of the utility model are that: this ware of dosing of oronasal aerosol, storage fog jar can the quantitative storage certain atomizing medicine, and supplementary external pressure type ration aerial fog device ration is dosed, reduces the velocity of flow of medicine when directly dosing, reduces the reserve volume of medicine in patient's oropharynx, improves treatment.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic diagram of the overall structure of the present invention;

fig. 3 is a schematic structural view of the middle bottom cover of the present invention;

fig. 4 is a schematic structural view of the mist storage tank of the present invention;

fig. 5 is a schematic structural view of the middle top cover of the present invention;

fig. 6 is a schematic view of the bottom structure of the middle top cover of the present invention;

fig. 7 is a schematic structural view of the sealing cover of the present invention.

In the figure: 1. a bottom cover; 11. a connector; 111. an MDI interface; 12. a silencing hole; 2. a mist storage tank; 21. a top seat; 211. a suction grille; 212. a convex button; 213. positioning a groove; 22. an air suction valve plate; 3. a top cover; 31. a suction nozzle; 32. an exhalation grille; 33. an exhalation valve plate; 34. a card slot; 35. positioning blocks; 4. a sealing cover; 41. a connecting member; 411. and (5) buckling.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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 is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-7, the present invention provides a technical solution:

a mouth and nose aerosol administration device comprises a bottom cover 1, a mist storage tank 2 and a top cover 3 which are sequentially connected from bottom to top; the bottom cover 1 is provided with a connector 11, and the connector 11 is provided with an MDI interface 111 for connecting an external pressure type quantitative aerial fog device; the top end of the mist storage tank 2 is provided with a top seat 21, the top cover 3 is buckled on the top seat 21, the top seat 21 is provided with an air suction grille 211 communicated with the mist storage tank 2, and the air suction grille 211 is movably connected with an air suction valve plate 22; the top cover 3 is provided with a suction nozzle 31, the outer surface of the top cover 3 is provided with an expiration grating 32 communicated with the inside of the top cover, and the expiration grating 32 is movably connected with an expiration valve plate 33;

when inhaling, the inhalation valve plate 22 pushes out the inhalation grid 211, the exhalation valve plate 33 is buckled and pressed on the exhalation grid 32 under the action of pressure, and the patient completes inhalation;

during expiration, the ejecting expiration grid 32 of expiration valve block 33, the valve block 22 of breathing in withholds under the pressure effect on the grid 211 of breathing in, and the patient accomplishes the expiration, consequently, store up fog tank 2 can the quantitative certain atomizing medicine of storage, and supplementary external pressure formula ration aerial fog device ration is dosed, reduces the velocity of flow of medicine when directly dosing, reduces the reserve volume of medicine at patient's oropharynx, improves treatment.

In this embodiment, inhalation valve piece 22 and exhalation valve piece 33 all are the disc shape, and the middle part is provided with the connecting rod, and the connecting rod stretches into the one end of breathing in grid 211 and the expiration grid 32 and is the form of expanding, and the in-process of breathing in or exhaling, the connecting rod is at the grid 211 of breathing in or the internal activity of expiration grid 32, realizes the opening and close of breathing in grid 211 and expiration grid 32 for breathe in and exhale the process and need not the patient hand mouth and just can accomplish with using.

Specifically, bottom 1 is connected through threaded connection's mode and is fixed in the bottom of bottom 1, and the dismouting of bottom 1 of being convenient for is favorable to cleaning storage tank 2.

It is worth to say that the outer surface of the top seat 21 is provided with a plurality of convex buttons 212, and the inner wall of the top cover 3 is provided with a clamping groove 34 matched with the convex buttons 212, so that when the top cover 3 is buckled on the top seat 21, the convex buttons 212 are clamped and matched with the clamping groove 34, and the top cover 3 and the mist storage tank 2 are conveniently installed and fixed.

Specifically, the outer surface of the top seat 21 is provided with a positioning groove 213, the inner wall of the top cover 3 is provided with a positioning block 35 matched with the positioning groove 213, and the top cover 3 is convenient to install according to a preset position by utilizing the positioning block 35 and the positioning groove 213.

Further, the lower surface of the bottom cover 1 is also provided with a plurality of silencing holes 12, so that noise emitted by the mist storage tank 2 during air suction is reduced.

Specifically, still include sealed lid 4, sealed lid 4 is connected with top cap 3 through the connecting piece 41 that sets up, is convenient for utilize sealed lid 4 to encapsulate suction nozzle 31, prevents the accumulation of dust.

Furthermore, the end of the connecting member 41 is provided with a buckle 411, and the connecting member 41 is clamped on the top cover 3 through the buckle 411, so that the sealing cover 4 can be conveniently installed and fixed.

When the oronasal aerosol administration device is used and breathes in, the air suction valve plate 22 pushes out the air suction grid 211, the exhalation valve plate 33 is buckled and pressed on the exhalation grid 32 under the pressure effect, and a patient completes inspiration;

when the patient exhales, the exhalation valve plate 33 pushes out the exhalation grid 32, the inhalation valve plate 22 is buckled and pressed on the inhalation grid 211 under the action of pressure, and the patient finishes the exhalation;

therefore, the mist storage tank 2 can store certain atomized medicine quantitatively, assist the external pressure type quantitative mist device to dose quantitatively, reduce the flow rate of the medicine when directly dosing, reduce the reserve amount of the medicine at the oropharynx of a patient, improve the treatment effect, and facilitate popularization and promotion.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A mouth and nose aerosol administration device is characterized in that: the drug feeder comprises a bottom cover (1), a mist storage tank (2) and a top cover (3) which are sequentially connected from bottom to top;

the bottom cover (1) is provided with a connector (11), and the connector (11) is provided with an MDI interface (111) for connecting an external pressure type quantitative aerial fog device;

a top seat (21) is arranged at the top end of the mist storage tank (2), the top cover (3) is buckled on the top seat (21), an air suction grid (211) communicated with the mist storage tank (2) is arranged on the top seat (21), and an air suction valve plate (22) is movably connected to the air suction grid (211);

the top cover (3) is provided with a suction nozzle (31), the outer surface of the top cover (3) is provided with an expiration grating (32) communicated with the inside of the top cover, and the expiration grating (32) is movably connected with an expiration valve plate (33);

when inhaling, the inhaling valve plate (22) pushes out the inhaling grid (211), the exhaling valve plate (33) is buckled and pressed on the exhaling grid (32) under the pressure effect, and the patient completes inhaling;

when the patient exhales, the exhalation valve plate (33) ejects out of the exhalation grid (32), the inhalation valve plate (22) is buckled and pressed on the inhalation grid (211) under the action of pressure, and the patient finishes exhalation.

2. The oronasal aerosol dispenser of claim 1, wherein: the bottom cover (1) is fixedly connected with the bottom of the bottom cover (1) in a threaded connection mode.

3. The oronasal aerosol dispenser of claim 1, wherein: the surface of footstock (21) is provided with a plurality of protruding buttons (212), the inner wall of top cap (3) be provided with protruding button (212) matched with draw-in groove (34), make top cap (3) lock is in when footstock (21) is gone up, protruding button (212) with draw-in groove (34) joint cooperation.

4. The oronasal aerosol dispenser of claim 1, wherein: the surface of footstock (21) is provided with constant head tank (213), the inner wall of top cap (3) be provided with constant head tank (213) matched with locating piece (35).

5. The oronasal aerosol dispenser of claim 1, wherein: the lower surface of the bottom cover (1) is also provided with a plurality of silencing holes (12).

6. The oronasal aerosol dispenser of claim 1, wherein: the sealing structure is characterized by further comprising a sealing cover (4), wherein the sealing cover (4) is connected with the top cover (3) through a connecting piece (41).

7. The oronasal aerosol dispenser of claim 6, wherein: the end of the connecting piece (41) is provided with a buckle (411), and the connecting piece (41) is clamped on the top cover (3) through the buckle (411).