CN219804102U

CN219804102U - Oxygen mask

Info

Publication number: CN219804102U
Application number: CN202320779175.1U
Authority: CN
Inventors: 杨巧; 王婷
Original assignee: West China Hospital of Sichuan University
Current assignee: West China Hospital of Sichuan University
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-10-10
Anticipated expiration: 2033-04-10

Abstract

The utility model relates to the technical field of medical equipment, in particular to an oxygen mask, which comprises a mask body, wherein a through hole is formed in one side of the mask body, a valve device is arranged in the through hole and is used for opening or closing the through hole; the valve device comprises an air bag unit and an air injection hole, the air injection hole is connected with the air bag unit and used for air intake or air exhaust of the air bag unit, and the tail end of the air injection hole is provided with a first valve. The structure of the utility model mainly comprises a through hole arranged on one side of the mask body, a valve device arranged in the through hole, and an air bag unit and an air injection hole connected with the air bag unit for air intake or exhaust of the air bag unit. Through the structure, the pipeline of laminating equidimension not can be gone through the shrink and the inflation of gasbag unit, simultaneously, because the elasticity of gasbag unit can be better laminate at the surface of pipeline, the leakage of the reduction oxygen of great degree improves the result of use of face guard body.

Description

Oxygen mask

Technical Field

The utility model relates to the technical field of medical equipment, in particular to an oxygen mask.

Background

The existing oxygen mask generally comprises a mask body, wherein an oxygen connector is arranged on the mask body and used for being connected with an oxygen therapy tube, an oxygen guide tube extending out of the breathing cavity is arranged on the inner surface of the breathing cavity in the mask body, an oxygen inlet channel is arranged in the oxygen connector, and one end of the oxygen inlet channel is communicated with the oxygen therapy tube while the other end is communicated with the oxygen guide tube. Thus, when in use, oxygen can enter the breathing cavity through the oxygen inlet channel in the oxygen joint and the oxygen guide cylinder in the breathing cavity in sequence so as to be used by a wearer.

In the present oxygen mask in the use, can not appear stretching into patient's oral cavity with some pipelines, for example input nutrient solution etc. can appear the gap appears between pipeline and patient's face like this, generally prior art opens an arc breach or through-hole at the oxygen mask promptly, makes the pipeline pass through, because the size of various pipelines is different, arc breach or through-hole size is not adjustable, can cause the pipeline to fail to have good laminating with the oxygen mask, still can lead to a large amount of oxygen leakage, reduces the result of use of oxygen mask.

Disclosure of Invention

The utility model aims to provide an oxygen mask to solve the problem that in the prior art, the oxygen mask needs to be inserted into other pipelines to cause oxygen leakage.

The embodiment of the utility model is realized by the following technical scheme:

an oxygen mask comprises a mask body, wherein a through hole is formed in one side of the mask body, a valve device is arranged in the through hole, and the valve device is used for opening or closing the through hole;

the valve device comprises an air bag unit and an air injection hole, wherein the air injection hole is connected with the air bag unit and used for air intake or air exhaust of the air bag unit, and the tail end of the air injection hole is provided with a first valve.

In an embodiment of the present utility model, the air bag unit includes a plurality of annular membranes, wherein the upper and lower ends of the side surfaces of the annular membranes are connected in the through holes to form an internal cavity, and an air flow channel is formed on the surface of the through hole adjacent to the internal cavity, and is connected with the air injection hole.

In an embodiment of the present utility model, the first valve is connected to an inflator through a hose, the inflator includes an inflator, a piston, and a push rod, one end of the push rod is connected to the piston, the piston is located in the inflator and moves, one end of the inflator away from the push rod is connected to the hose, and the first valve further includes a limiting device, where the limiting device is used to limit movement of the push rod.

In an embodiment of the utility model, the limiting device comprises a magic tape, the magic tape comprises a barb strip and a fiber strip, the fiber strip of the magic tape is arranged on one side of the inflator pump, and the barb strip of the magic tape is connected to one end of the push rod far away from the piston.

In an embodiment of the utility model, two groups of the magic tapes are arranged, and two hanging rings are arranged.

In one embodiment of the utility model, the mask body is provided with a clasp for placing an inflator.

In one embodiment of the utility model, the top of the mask body is provided with an arcuate opening.

In an embodiment of the utility model, a second valve is further arranged outside the through hole.

The technical scheme of the embodiment of the utility model has at least the following advantages and beneficial effects:

the structure of the utility model mainly comprises a through hole arranged on one side of the mask body, a valve device arranged in the through hole, and an air bag unit and an air injection hole connected with the air bag unit for air intake or exhaust of the air bag unit. Through above-mentioned structure, can remove the pipeline of laminating equidimension through the shrink and the inflation of gasbag unit, simultaneously, because the elasticity of gasbag unit can be better laminate in the surface of pipeline, the leakage of the reduction oxygen of great degree improves the result of use of face guard body.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

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

FIG. 2 is a left side view of FIG. 1 in accordance with the present utility model;

FIG. 3 is a schematic view of an inflator according to the present utility model;

FIG. 4 is a schematic structural view of an airbag unit of the present utility model;

icon: 1-arc opening, 2-mask body, 3-push rod, 4-clasp, 5-inflator, 6-first valve, the device comprises a first valve, a second valve, an air injection hole, an air flow channel, a 10-annular membrane, a 11-magic tape and a 12-piston.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Referring to fig. 1-4, the oxygen mask provided by the present utility model includes a mask body 2, wherein the mask body 2 is similar to a common oxygen mask in the prior art, and the present utility model will not be described in detail with respect to the mask body 2.

One side of the mask body 2 is provided with a through hole for communicating the outside of the mask body 2 with the inside of the mask body 2, a valve device is arranged in the through hole, the valve device can be an air bag unit and an air injection hole 8, the air bag unit is arranged in the through hole, and the air bag unit expands or contracts in the through hole to close or open the through hole.

The air bag unit is contracted and expanded by inflating and deflating the air injection hole 8, the air injection hole 8 is an air bag unit vent, in addition, the tail end of the air injection hole 8 is provided with a first valve 6, the first valve 6 is mainly used for controlling the opening and closing of the air injection hole 8, and when the first valve 6 is opened, the air bag unit deflates and contracts. After the airbag unit has been inflated, the first valve 6 is closed.

The structure of the utility model mainly comprises a through hole arranged on one side of the mask body 2, a valve device arranged in the through hole, and an air bag unit and an air injection hole 8, wherein the air injection hole 8 is connected with the air bag unit and used for air intake or air exhaust of the air bag unit. The initial state of gasbag unit is full of gas, and the through-hole is in the closed state, and during normal use, wears face guard body 2 to patient's face, opens first valve 6, makes the gaseous outflow from gas injection hole 8 in the gasbag unit, then inserts the pipeline that needs to insert the face guard in the face guard through the through-hole, and rethread gas injection hole 8 is to the gas injection in the gasbag unit, makes the surface of closely laminating pipeline after the gasbag unit inflation. Through the structure, the pipeline of laminating equidimension not can be gone through the shrink and the inflation of gasbag unit, simultaneously, because the elasticity of gasbag unit can be better laminate at the surface of pipeline, the leakage of the reduction oxygen of great degree improves the result of use of face guard body 2.

Specifically, the air bag unit comprises a plurality of annular membranes 10, the upper end and the lower end of the side face of each annular membrane 10 are connected in the through holes to form an inner cavity, the air flow channel 9 is formed in the face, adjacent to the inner cavity, of each through hole, and the air flow channel 9 is connected with the air injection hole 8.

In order to achieve inflation and deflation more conveniently, according to an exemplary embodiment of the present utility model, the first flap valve may be directly connected to an inflation device through a hose, and inflation and deflation may be achieved for the airbag unit through the inflation device, without searching for other devices to inflate when the mask body 2 is in use.

Specifically, aerating device includes inflator 5, piston 12 and push rod 3, and the one end and the piston 12 of push rod 3 are connected, and piston 12 is located inflator 5 internal movement, and the one end and the hose connection of push rod 3 are kept away from to inflator 5, still include stop device, and stop device is used for restricting the removal of push rod 3, and stop device includes the magic subsides 11, and the magic subsides 11 includes barb area and fibre area, and the fibre area that the magic was pasted 11 sets up in inflator 5 one side, and the barb area that the magic was pasted 11 is connected in the one end that the piston 12 was kept away from to push rod 3.

When the air bag unit is used, the state that the barb belt and the fiber belt are adhered together is changed into a separated state, then the push rod 3 is pulled outwards, gas in the air bag unit is pumped out, shrinkage of the air bag unit is achieved, after a pipeline is inserted into the through hole, the push rod 3 is pushed inwards, the air bag unit is expanded, after the air bag unit is expanded in place, the barb belt is adhered to the fiber belt, and fixing is completed.

In addition, the magic tape 11 is provided with two groups, and is respectively arranged at the left side and the right side of the air charging device, so that the adhesion of the magic tape 11 is more stable. The mask body 2 is provided with the snap ring 4, and the snap ring 4 is used for placing the inflator 5, so that the inflator 5 is prevented from rolling randomly during use.

In an exemplary embodiment of the utility model, the top of the mask body 2 is provided with an arcuate opening 1 for fitting the bridge of the nose. Furthermore, a second valve 7 is provided outside the through-hole, and the airbag unit may not be particularly tight when there is no line, and a better seal may be achieved by closing the through-hole by the second valve 7.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An oxygen mask comprises a mask body (2), and is characterized in that a through hole is formed in one side of the mask body (2), a valve device is arranged in the through hole, and the valve device is used for opening or closing the through hole;

the valve device comprises an air bag unit and an air injection hole (8), wherein the air injection hole (8) is connected with the air bag unit and used for air intake or air exhaust of the air bag unit, and a first valve (6) is arranged at the tail end of the air injection hole (8).

2. An oxygen mask according to claim 1, wherein the air bag unit comprises a plurality of annular membranes (10), the upper and lower ends of the side surfaces of the annular membranes (10) are connected in through holes to form an internal cavity, an air flow channel (9) is formed in the side surface of the through hole adjacent to the internal cavity, and the air flow channel (9) is connected with the air injection hole (8).

3. An oxygen mask according to claim 1, characterized in that the first valve (6) is connected with an inflator via a hose, the inflator comprising an inflator (5), a piston (12) and a push rod (3), one end of the push rod (3) being connected with the piston (12), the piston (12) being located in the inflator (5) for movement, one end of the inflator (5) remote from the push rod (3) being connected with the hose, and further comprising a limiting device for limiting the movement of the push rod (3).

4. An oxygen mask according to claim 3, wherein the limiting means comprises a velcro (11), the velcro (11) comprises a barb strip and a fibre strip, the fibre strip of the velcro (11) is arranged on one side of the inflator (5), and the barb strip of the velcro (11) is connected to one end of the push rod (3) away from the piston (12).

5. An oxygen mask according to claim 4, characterized in that the velcro (11) is provided with two sets.

6. An oxygen mask according to claim 3, characterized in that the mask body (2) is provided with a snap ring (4), the snap ring (4) being used for placing an inflator (5).

7. An oxygen mask according to any one of claims 1-6, characterized in that the top of the mask body (2) is provided with an arc-shaped opening (1).

8. An oxygen mask according to claim 7, characterized in that the through hole is provided with a second valve (7) in addition.