CN215135193U

CN215135193U - Breathing conduit and oxygen therapy instrument thereof

Info

Publication number: CN215135193U
Application number: CN202120892144.8U
Authority: CN
Inventors: 王亚丽
Original assignee: Beijing Shijitan Hospital
Current assignee: Beijing Shijitan Hospital
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-12-14
Anticipated expiration: 2031-04-27

Abstract

The utility model provides a breathing pipe and oxygen therapy appearance thereof relates to medical equipment technical field, and this breathing pipe is including the pipe body that is used for conveying gas, and the pipe body includes the air-feed pipe and with the nasal catheter that is used for inserting the nasal cavity of air-feed pipe intercommunication, be equipped with on the air-feed pipe with the water collection tank of the official chamber intercommunication of air-feed pipe, the water collection tank is located the below of air-feed pipe for collect the comdenstion water on the chamber wall in air-feed pipe inner chamber wall and the nasal catheter inner chamber wall. The utility model discloses a jar that catchments collects the comdenstion water in air supply pipe and the nasal catheter, when having overcome the patient and breathing in, leads to the defect of mistake absorption.

Description

Breathing conduit and oxygen therapy instrument thereof

Technical Field

The utility model relates to the technical field of medical equipment, especially, relate to a breathing pipe and oxygen therapy apparatus thereof.

Background

The nasal high-flow humidified oxygen therapy is applied at home, is rapidly popularized and popularized in clinic within a few years, and has a clinical effect which is widely accepted by clinicians, the nasal high-flow humidified oxygen therapy adopts the working principle of a noninvasive ventilator, an air-oxygen mixer is used for mixing air and oxygen, and a turbine is used for providing high-flow gas, so that the nasal high-flow humidified oxygen therapy can be used for treating various respiratory diseases and improving oxygenation conditions of patients with acute respiratory failure and acute heart failure, such as I-type respiratory failure, severe pneumonia, acute respiratory distress syndrome, other I-type respiratory failure, invasive ventilation and evacuation machines, post-surgical operation, II-type respiratory failure and the like.

Adopt humidifier and the pipeline heating seal wire of heating that the breathing machine used to carry out whole humidification to inhaling gas, at the discovery of using process, along with the change of room temperature, the comdenstion water gathers gradually on the different inner walls of pipeline in the pipeline, and the comdenstion water causes the risk that the patient inhaled by mistake very easily under the high flow gas condition owing to can't empty or discharge.

SUMMERY OF THE UTILITY MODEL

In view of this, an object of the present invention is to provide a breathing conduit, so as to solve the technical problem that in the use process of the breathing conduit adopted in the prior art, condensed water gradually gathers on the inner wall of the pipeline along with the change of the room temperature, and the patient is easy to cause aspiration when inhaling.

The second purpose of the utility model is to provide an oxygen therapy apparatus containing the breathing conduit.

In order to realize one of the above purposes, the utility model provides a breathing conduit, the pipe body include the air-feed pipe and with the nasal catheter that is used for inserting the nasal cavity of air-feed pipe intercommunication, be equipped with on the air-feed pipe with the water collection tank of the official cavity intercommunication of air-feed pipe, water collection tank is located the below of air-feed pipe is used for collecting the inner chamber wall of air-feed pipe with the comdenstion water on the inner chamber wall of nasal catheter.

According to a preferred embodiment, the air supply pipe comprises a first air pipe communicated with the nasal catheter and a second air pipe communicated with the humidification tank, and the tail ends of the first air pipe and the second air pipe are simultaneously communicated with the water collection tank.

According to a preferred embodiment, the water collection tank is detachably connected to the first air pipe and the second air pipe.

According to a preferred embodiment, the tail ends of the first air pipe and the second air pipe are provided with three-way joints, the three-way joints are communicated with the first air pipe, the second air pipe and the water collecting tank at the same time, and when the water collecting tank is taken down from the three-way joints, one end of the three-way joints communicated with the water collecting tank is sealed.

According to a preferred embodiment, an elastic plugging piece for controlling whether the first air pipe and the second air pipe are communicated with the water collecting tank is arranged inside the tee joint, the elastic plugging piece is arranged at one end of the tee joint, which is communicated with the water collecting tank, and the elastic plugging piece extends towards the direction of the water collecting tank.

According to a preferred embodiment, a cover adapted to the water collection tank and used for sealing the water collection tank is arranged on the three-way joint.

According to a preferred embodiment, the elastic plugging member comprises an inner core and a spring, a plugging head for plugging one end of the three-way joint is arranged at one end of the inner core, and the spring is sleeved on the inner core.

According to a preferred embodiment, the other end of the inner core is conical, and when the water collection tank collects water, the end of the conical inner core abuts against the bottom of the water collection tank.

According to a preferred embodiment, the air delivery tube and the nasal cannula are made of medical PVC material.

In order to realize the second purpose, the utility model provides an oxygen therapy instrument, which further comprises an air-oxygen mixer and a humidifying tank arranged on one side of the air-oxygen mixer, wherein the humidifying tank is communicated with the air supply pipe.

The utility model provides a breathing conduit has following technological effect:

this kind of breathing pipe, mainly used carries the high flow oxygen of oxygen therapy appearance to the nasal cavity, compare the difference with traditional breathing pipe, increased the water-collecting tank, the water-collecting tank is located the below of blast pipe, and with the lumen intercommunication of blast pipe, along with the change of temperature, gather the comdenstion water in blast pipe and the nasal catheter, the comdenstion water flows to the water-collecting tank because the action of gravity, collect the comdenstion water in blast pipe and the nasal catheter promptly through the water-collecting tank, when having overcome the patient and breathing in, lead to the defect of mistake inhalation.

The utility model provides an oxygen therapy apparatus, has following technological effect:

the oxygen therapy instrument comprises the breathing conduit, so that the defect of aspiration caused by aspiration of a patient during inspiration is overcome.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an oxygen therapy apparatus including a breathing conduit according to an embodiment of the present invention;

fig. 2 is a schematic view of the structure of the water collection tank mounted on the breathing conduit of fig. 1.

Wherein, fig. 1-2:

1. an oxygen therapy apparatus; 11. an air-oxygen mixer; 12. a humidifying tank; 13. a first air pipe; 14. a second air pipe; 15. a three-way joint; 16. a water collection tank; 161. a can lid; 17. an elastic plugging member; 171. a spring; 172. an inner core; 173. plugging a plug; 18. a nasal catheter.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.

Just as the background art said, the humidifier and the pipeline heating seal wire that heat that the breathing machine that adopt among the prior art used carry out whole heating and humidifying to inhaling gas, use the discovery in the use, along with the change of room temperature, the comdenstion water gathers gradually on the different inner walls of pipeline in the pipeline, and the comdenstion water is because can't empty or discharge, causes the risk that the patient inhaled by mistake very easily under the high flow gas condition.

Based on this, the utility model provides a breathing pipe compares the difference with traditional breathing pipe, has increased the jar that catchments, and the jar that catchments is located the below of blast pipe to with the lumen intercommunication of blast pipe, along with the change of temperature, gather the comdenstion water in blast pipe and the nasal catheter, the comdenstion water flows to the jar that catchments because the action of gravity, collects the comdenstion water in blast pipe and the nasal catheter through the jar that catchments promptly, when having overcome the patient and breathing in, leads to the defect of mistake inhalation.

The technical solution of the present invention will be described in detail with reference to the following specific embodiments.

The embodiment of the utility model provides an oxygen therapy apparatus 1, it is one kind and continuously provides regulation and control and the high flow (8-80L/min) inspiratory gaseous treatment mode of the oxygen uptake concentration (21% ~ 100%), temperature (31 ~ 37 ℃) and humidity of relative invariant for the patient through high flow nasal obstruction.

As shown in fig. 1, the air-oxygen mixer 11 and the humidification tank 12 are included, the air-oxygen mixer 11 is used for mixing air and oxygen before the turbine according to a preset oxygen concentration, and the humidification tank 12 is used for heating and humidifying the air mixed with the air and the oxygen. The humidifying tank 12 is arranged on one side of the air-oxygen mixer 11, the humidifying tank 12 is communicated with the breathing conduit, and provides heating and humidifying gas for the breathing conduit, namely, the air-oxygen mixed gas after heating and humidifying is conveyed to the end of a patient in a constant temperature and humidity flow rate mode.

Specifically, the utility model discloses a breathing pipe includes the pipe body, and the pipe body can be used to carry the gas through the humidification of heating, and the pipe body includes air supply pipe and nasal catheter 18, as shown in fig. 1, air supply pipe and humidifying jar 12 intercommunication, and nasal catheter 18 is used for inserting the nasal cavity, and the air supply pipe can be dismantled with nasal catheter 18 and be connected, preferably threaded connection, conveniently changes nasal catheter 18 for different patients, reaches clean sanitary purpose.

In order to collect the condensed water on the inner cavity wall of the air supply pipe and the nasal catheter 18, a water collecting tank 16 is arranged below the air supply pipe, when water is collected, the water collecting tank 16 is communicated with the official cavity of the air supply pipe, when water is not collected, the opening of the air supply pipe connected with the water collecting tank 16 is closed, namely, the gas which is heated and humidified cannot be released outwards from the official cavity of the air supply pipe.

The specific installation mode of the water collecting tank 16 is as follows:

as shown in fig. 1 and 2, the air supply pipe comprises a first air pipe 13 and a second air pipe 14, the first air pipe 13 and the second air pipe 14 are in end-to-end butt joint, a water collecting tank 16 is installed at the butt joint, the water collecting tank 16 can be communicated with the first air pipe 13 and the second air pipe 14 at the same time, the first air pipe 13 is communicated with the humidification tank 12, and the second air pipe 14 is communicated with the nasal catheter 18.

The first air pipe 13, the second air pipe 14 and the nasal catheter 18 are all made of medical PVC materials.

The specific connection mode of the water collecting tank 16 and the first air pipe 13 and the second air pipe 14 is detachable connection, specifically, the tail ends of the first air pipe 13 and the second air pipe 14 are provided with a three-way joint 15, as shown in fig. 1 and fig. 2, the three-way joint 15 is simultaneously communicated with the first air pipe 13, the second air pipe 14 and the water collecting tank 16, the heated and humidified air is conveyed along the direction of the first air pipe 13 to the second air pipe 14, and condensed water in the first air pipe 13 and the second air pipe 14 can fall into the water collecting tank 16 under the action of gravity, so that the purpose of collecting water is achieved.

The water collection tank 16 may be a graduated transparent measuring cup, for example, the maximum volume of the measuring cup is 30ml, and when the maximum volume exceeds two thirds, that is, 20ml, the water collection tank 16 is removed and the condensed water is poured. When the water collecting tank 16 is taken down from the three-way joint 15, one end of the three-way joint 15 communicated with the water collecting tank 16 is sealed, the heated and humidified gas in the first air pipe 13 and the second air pipe 14 is prevented from flowing outwards, namely, the air delivery pipe keeps a normal ventilation state, and the high-flow oxygen inhalation of a patient is not influenced.

It should be noted that the water collecting tank 16 is not limited to a measuring cup, and may be a vessel with other shapes, and the purpose of collecting condensed water is achieved within the protection scope of the present invention.

When the water collection tank 16 collects water, in order to seal the water collection tank 16, a tank cover 161 is arranged on the three-way joint 15, and the tank cover 161 is matched with the water collection tank 16 and can be used for sealing the water collection tank 16.

When the water collecting tank 16 is dumped, in order to prevent the heated and humidified gas in the first air pipe 13 and the second air pipe 14 from flowing outwards and affecting the high-flow oxygen inhalation of the patient, an elastic plugging piece 17 is further arranged inside the three-way joint 15, the elastic plugging piece 17 is arranged at one end of the three-way joint 15, which is communicated with the water collecting tank 16, and the elastic plugging piece 17 extends towards the direction of the water collecting tank 16, as shown in fig. 1 and 2.

The elastic plugging piece 17 can be used for controlling whether the first air pipe 13 and the second air pipe 14 are communicated with the water collecting tank 16 or not, when the elastic plugging piece 17 is in a compression state, the water collecting tank 16 is communicated with the first air pipe 13 and the second air pipe 14, and when the elastic plugging piece 17 is in a rebound state, the first air pipe 13 is communicated with the second air pipe 14 but is not communicated with a joint of the water collecting tank 16.

Specifically, as shown in fig. 2, the elastic plugging member 17 includes an inner core 172 and a spring 171, the spring 171 is sleeved on the inner core 172, the inner core 172 is pressed upward, the spring 171 can elastically deform, a plugging head 173 is disposed at one end of the inner core 172, which is disposed at the three-way joint 15, and the plugging head 173 can be used for plugging one end of the three-way joint 15, which is connected to the water collecting tank 16.

In order to achieve the same degree of compression of the spring 171 when the same force is applied, the other end of the plunger 172 is provided in a conical shape, and the end of the conical plunger 172 abuts against the bottom of the water collection tank 16 when the water collection tank 16 collects water.

The specific compression process of the spring 171 is: when water collection tank 16 is installed on cover 161, here the installation can be threaded connection, also can buckle connection, as long as can reach sealed effect, all be in the utility model discloses an within the protection scope, water collection tank 16's bottom upwards extrudes inner core 172, shutoff head 173 upwards moves thereupon to make first trachea 13 and second trachea 14 and water collection tank 16 be in the connected state, the spring 171 of simultaneously overlapping on inner core 172 is compressed, and when taking off water collection tank 16, the spring 171 of compressed drives inner core 172 downstream owing to producing the resilience force, this moment shutoff head 173 shutoff three way connection 15 connects with the joint that water collection tank 16 is connected.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a breathing conduit, includes the pipe body that is used for conveying gas, its characterized in that, the pipe body include the air-feed pipe and with the nasal catheter that is used for inserting the nasal cavity of air-feed pipe intercommunication, be equipped with on the air-feed pipe with the water collection tank of the official cavity intercommunication of air-feed pipe, water collection tank is located the below of air-feed pipe, be used for collecting air-feed pipe inner chamber wall with the comdenstion water on the nasal catheter inner chamber wall.

2. The respiratory catheter of claim 1, wherein the air delivery tube comprises a first air tube in communication with the nasal catheter and a second air tube in communication with a humidification canister, ends of the first and second air tubes being in simultaneous communication with the water collection canister.

3. The respiratory conduit according to claim 2, wherein the water collection tank is removably connected to the first and second air tubes.

4. The respiratory catheter as claimed in claim 3, wherein a tee joint is provided at the end of the first air tube and the second air tube, the tee joint is simultaneously connected with the first air tube, the second air tube and the water collecting tank, and when the water collecting tank is taken down from the tee joint, the end of the tee joint communicated with the water collecting tank is closed.

5. The breathing conduit according to claim 4, wherein an elastic blocking piece for controlling whether the first air pipe and the second air pipe are communicated with the water collecting tank is arranged inside the tee joint, the elastic blocking piece is arranged at one end of the tee joint communicated with the water collecting tank, and the elastic blocking piece extends towards the direction of the water collecting tank.

6. The respiratory conduit according to claim 5, wherein a cover adapted to the water collection tank and sealing the water collection tank is provided on the three-way joint.

7. The breathing catheter of claim 5, wherein the elastic blocking member comprises an inner core and a spring, one end of the inner core is provided with a blocking head for blocking one end of the three-way joint, and the spring is sleeved on the inner core.

8. The breathing conduit according to claim 7, wherein the other end of the inner core is conical, and when the water collecting tank collects water, the end of the conical inner core abuts against the bottom of the water collecting tank.

9. The respiratory conduit according to any one of claims 1 to 8, wherein the air supply tube and the nasal conduit are both made of medical PVC material.

10. An oxygen therapy apparatus, comprising the respiratory catheter of any one of claims 1 to 9, further comprising an air-oxygen mixer and a humidification tank mounted on one side of the air-oxygen mixer, the humidification tank being in communication with the air supply pipe.