CN216629359U - tracheostomy oxygenator - Google Patents

Abstract

The utility model provides a tracheotomy oxygen supply device, which comprises a guide tube and a four-way tube, wherein the four-way tube comprises a first through hole, a second through hole, a third through hole and a fourth through hole, one end of the guide tube is inserted into a trachea of a human body, the other end of the guide tube is connected with the first through hole, the four-way tube also comprises an atomization interface and an oxygen supply interface, the atomization interface is arranged at the second through hole, the oxygen supply interface is arranged at the third through hole, a mixing chamber is arranged at the position where the second through hole is communicated with the third through hole, a partition plate is arranged at one side of the mixing chamber close to the fourth through hole, one side of the mixing chamber close to the first through hole is connected with an air storage bag for plugging the first through hole, the mixing chamber is provided with an air inlet communicated with the air storage bag, one-way valve is arranged at one side of the air storage bag facing the first through hole, the one-way valve is opened when the air pressure in the mixing chamber reaches a preset value, a first pressure regulating valve is arranged at the atomization interface, and a second pressure regulating valve is arranged at the joint of the oxygen supply interface.

Description

tracheostomy oxygenator

technical field

The utility model relates to the technical field of medical device manufacturing, in particular to an oxygen feeder for tracheotomy.

Background technique

Severe craniocerebral injury, respiratory burn, severe chest trauma, craniocerebral tumor, coma, neurological disease and other diseases, the lower respiratory tract secretion retention caused by various reasons, in order to suck sputum and keep the airway open, it is often considered to treat patients with The cervical tracheotomy was performed, and a tracheal intubation was placed. However, after the tracheotomy, the cough reflex disappeared or the pain was unwilling to cough, and the secretions were retained in the lower respiratory tract, hindering the alveolar gas exchange, reducing the blood oxygen content and carbon dioxide. When the concentration increases, it is necessary to suck net secretions, which improves the gas exchange in the alveoli. At the same time, the air inhaled after tracheotomy no longer passes through the pharynx and larynx, which reduces the dead space of the respiratory tract, improves the gas exchange in the lungs, and is also conducive to the recovery of lung function.

The current tracheotomy oxygenator is provided with a three-way pipe to increase the humidity of oxygen. One port of the three-way pipe is connected to the trachea, and the second port is a port with an opening direction facing downward, and the port is connected to the atomizing cup and the trachea. An oxygen supply machine, and a humidifying liquid is set at the tee port away from the first port, and the humidifying liquid flows to the atomizing cup, and the oxygen supply machine continuously inputs oxygen into the atomizing cup to form an air flow, and cooperates with the atomization. The cup atomizes the humidifying liquid flowing into the atomizing cup to increase the humidity of oxygen. However, this method requires strict control of the environmental conditions of liquid atomization, so it is not easy to control the humidity in the oxygen, thus causing discomfort to the patient. In addition, this method increases the atomization process, which reduces the oxygen supply efficiency.

Utility model content

In order to solve the above technical problems, the utility model provides a tracheotomy oxygen feeder with suitable oxygen supply humidity and high oxygen supply efficiency.

In order to achieve the above technical purpose, the utility model provides a tracheal incision oxygen feeder, including a guide tube and a four-way tube, and the four-way tube includes a first port, a second port, a third port and a fourth port. One end of the guide tube is inserted into the trachea of the human body, and the other end is connected to the first port, and also includes an atomization port and an oxygen supply port, the atomization port is set at the second port, and the oxygen supply port is set at the third port. A through port, a mixing chamber is provided where the second through port and the third through port pass through, a partition plate is arranged on the side of the mixing chamber close to the fourth through port, and the side of the mixing chamber close to the first through port is provided The air storage bag is connected to block the first through port. The mixing chamber is provided with an air inlet that communicates with the air storage bag. The air storage bag is provided with a one-way valve on the side facing the first through port. When the air pressure in the mixing chamber reaches a preset value, the one-way valve opens, a first pressure regulating valve is provided at the connection between the second port and the atomization interface, and the third port is connected to the supply. A second pressure regulating valve is arranged at the connection of the oxygen interface.

The utility model is further provided that a through hole is provided on the side of the air storage airbag that is connected to the mixing chamber, and further comprises a guide tube that passes through the through hole and is connected to the air storage airbag at one end and the mixing chamber at the other end. The upper end of the chamber communicates with the second port, and the lower end of the mixing chamber communicates with the third port.

The utility model is further provided that an arc-shaped drainage channel is arranged in the mixing chamber, one end of the drainage channel is connected to the second through port, the other end of the drainage channel leads to the third through port, and the drainage channel is provided with The upper part is wide and the lower part is narrow, and the channel opening of the drainage channel leading to the third through opening is narrower than the channel opening connecting the second through opening.

The utility model is further provided that the mixing chamber has a built-in heating plate and a temperature sensor, the temperature sensor instructs the heating plate to heat when the temperature in the mixing chamber is lower than the minimum preset value, and the temperature sensor detects that the temperature in the mixing chamber is higher than or equal to When it is equal to the highest preset value, the heating element is instructed to stop heating.

The utility model is further configured to include a cleaning interface, the cleaning interface is arranged at the fourth through port, the cleaning interface is connected with a cleaning pipeline, and the cleaning pipeline penetrates the mixing chamber and communicates with the first through opening.

The utility model is further provided that a sealing ring is arranged at the connection between the cleaning pipeline and the mixing chamber.

The utility model is further provided that, one end of the guide tube close to the human body trachea is provided with a spray head, and the spray head is provided with a number of fine holes.

The utility model is further provided that the four-way pipe is made of transparent material.

The beneficial effects of the utility model: the utility model is provided with a first pressure regulating valve at the connection between the second port and the atomization interface, and a second pressure regulating valve is arranged at the connection between the third port and the oxygen supply interface. Debugging the second port and the third port respectively lead to the atomized liquid medicine and oxygen in the mixing chamber, so that the oxygen leading to the human trachea is oxygen with suitable humidity. In addition, the utility model makes the oxygen supply device in the working state by setting the partition plate and the one-way valve, that is, when the oxygen supply interface is connected to the oxygen supply device and the atomization interface is connected to the atomizer, the second port and the third port are connected to the atomizer. The ports are in a sealed state, so that the oxygen flowing into the mixing chamber and the atomized liquid medicine can be fully mixed and then lead to the first port after reaching a certain air pressure, thereby simplifying the atomization process and improving the efficiency of oxygen supply.

Description of drawings

Fig. 1 is a structural cross-sectional view of the tracheal oxygen feeder of the present invention.

Reference numerals: 1-guide pipe; 11-spray head; 111-fine hole; 2-cross pipe; 21-first port; 22-second port; 23-third port; 24-fourth port port; 241 - cleaning pipeline; 3 - mixing chamber; 31 - first pressure regulating valve; 32 - second pressure regulating valve; 33 - drainage channel; 34 - air storage bag; 341 - through hole; 4 - one-way valve ; 5 - catheter.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings and embodiments. Wherein the same parts are denoted by the same reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "bottom" and "top" "Face", "inner" and "outer" refer to directions toward or away from the geometric center of a particular part, respectively.

According to an embodiment of the present invention shown in FIG. 1 , the tracheotomy oxygenator includes any guide tube 1 and a spool tube 2 made of soft materials, and the spool tube 2 includes a first port 21 , the second through port 22, the third through port 23 and the fourth through port 24, wherein the first through port 21 and the fourth through port 24 are arranged opposite to the left and right sides, and the second through port 22 and the third through port 23 are located on the upper and lower sides. One end of the guide tube 1 is inserted into the trachea of the human body, and the other end is connected to the first through port 21. The guide tube 1 and the first through port 21 can be detachably connected by plugging, socketing, etc. The atomization interface and the oxygen supply interface, the atomization interface is connected to an external atomizer, the oxygen supply interface is connected to an oxygen supply, the atomization interface is set at the second port 22, and the oxygen supply interface is set at the third Through port 23, a mixing chamber 3 is provided where the second through port 22 and the third through port 23 pass through, and the mixing chamber 3 is used to mix the atomized liquid medicine and oxygen. The mixing chamber 3 is close to the fourth through port 24 One side of the mixing chamber 3 is provided with a partition plate, the side of the mixing chamber 3 close to the first through port 21 is connected to an air storage bag 34 that blocks the first through port, and the mixing chamber 3 is provided with a gas storage bag 34 that communicates with the air storage bag 34 . The air bag 34 is provided with a one-way valve 4 on the side facing the first port 21. When the air pressure in the mixing chamber 3 reaches a preset value, the one-way valve 4 opens, so the one-way valve 4 is opened. A first pressure regulating valve 31 is provided at the connection between the second port 22 and the atomization interface, and a second pressure regulating valve 32 is provided at the connection between the third port 23 and the oxygen supply interface. A pressure regulating valve 31 and a second pressure regulating valve 32 are respectively used to regulate the gas pressures of the atomized liquid medicine and the oxygen gas flowing into the mixing chamber.

Through the above technical solution, a first pressure regulating valve 31 is provided at the connection between the second port 22 and the atomization interface, and a second pressure regulating valve 32 is provided at the connection between the third port 23 and the oxygen supply interface. The second port 22 and the third port 23 respectively lead to the atomized liquid medicine and oxygen in the mixing chamber 3, so that the oxygen leading to the human body's trachea is oxygen with suitable humidity. In addition, in the present invention, by setting the partition plate and the one-way valve 4, when the oxygen supply device is in the working state, that is, when the oxygen supply interface is connected to the oxygen supply device and the atomization interface is connected to the atomizer, the second port 22 and the first port are connected to the atomizer. The three ports 23 are in a sealed state, so that the oxygen and the atomized liquid flowing into the mixing chamber 3 can be fully mixed and reach a certain air pressure before leading to the first port 21, thereby simplifying the atomization process and improving the supply the efficiency of oxygen;

In addition, by arranging the air storage bag 34 and the mixing chamber 3, the external oxygen supply and the atomizer continuously input the oxygen and the atomized liquid medicine into the mixing chamber 3, and in the mixing chamber 3, the oxygen and the atomized liquid medicine are mixed and passed through the opening. Flow to the air storage bag 34, the oxygen in the air storage bag 34 that continuously stores the mixed and atomized liquid medicine expands to a certain extent, and the one-way valve 4 opens. At this time, the gas in the air storage bag 34 flows to the first port 24 and the air bag The gas in the shrinking mixing chamber flows to the air storage bag again, so as to realize continuous circulation of oxygen.

As an improved embodiment, a through hole 341 is provided on the side of the air storage bag 34 that is connected to the mixing chamber 3, and further includes a conduit 5, and one end of the conduit 5 is connected to the air storage bag 34 through the through hole 341, The other end is connected to the mixing chamber 3 , the upper end of the mixing chamber 3 is connected to the second port 22 , and the lower end of the mixing chamber 3 is connected to the third port 34 .

Through the above technical solution, the oxygen in the mixing chamber and the atomized medicinal liquid are fully mixed and then gradually flow to the air storage bag through the conduit.

As an improved embodiment, the mixing chamber 3 is provided with an arc-shaped drainage channel 33, one end of the drainage channel 33 is connected to the second through port 22, and the other end of the drainage channel 33 leads to the third channel Port 23, the drainage channel 33 is set to be wide at the top and narrow at the bottom, the channel opening of the drainage channel 33 leading to the third through port 23 is narrower than the channel opening connecting the second through port 22, and the drainage channel 33 will The mixing chamber is divided into a return-shaped drainage cavity, and the atomized medicinal liquid flows from the second port 22 to the drainage channel 33, and flows to the oxygen outlet of the third port 23 through the drainage channel 33, and is fully mixed with oxygen and then passes back through. The channel opening of the shaped drainage cavity flows to the air storage bag 34 , and the channel opening is narrower than the channel opening connecting the second through opening 22 .

Through the above technical solution, in order to prevent the atomized liquid medicine and oxygen in the mixing chamber 3 from flowing to the air storage bag 34 without being mixed, a drainage channel 33 is provided to drain the atomized liquid medicine to the ventilation port of the oxygen, that is, the third port 23 In order to facilitate full mixing with oxygen and then flow into the air storage bag; and in order to facilitate the flow of airflow in the mixing chamber 3 and to the air storage bag 34, the drainage channel 33 is arc-shaped and curved to separate the mixing chamber 3 into a back-shaped drainage cavity. , the mixed gas is further drained to the gas storage airbag 34 .

As an improved embodiment, the mixing chamber 3 has a built-in heating plate and a temperature sensor, the temperature sensor instructs the heating plate to heat when the temperature in the mixing chamber 3 is lower than the minimum preset value, and the temperature sensor detects the mixing chamber 3 When the internal temperature is higher than or equal to the highest preset value, the heating plate is instructed to stop heating.

Through the above technical solution, the humidified oxygen leading to the human body is not only suitable for humidity, but also has a temperature suitable for the needs of patients.

As an improved embodiment, it includes a cleaning interface, the cleaning interface is provided at the fourth port 24, the cleaning interface is connected with a cleaning pipe 241, and the cleaning pipe 241 penetrates the mixing chamber 3 and communicates with the first port twenty one.

According to the above technical solution, a cleaning interface is set to be connected to an external cleaning device, and the cleaning solution is preferably physiological saline. Optionally, the cleaning device is connected to sterilize and clean the trachea before oxygen administration, so as to facilitate subsequent treatment.

As an improved embodiment, a sealing ring is provided at the connection between the cleaning pipe 241 and the mixing chamber 3 .

Through the above technical solutions, it is ensured that the mixing chamber 3 has good sealing performance, so that the gas in the mixing chamber 3 does not leak out.

As an improved embodiment, a spray head 11 is provided at one end of the guide tube 1 close to the trachea of the human body, and a plurality of fine holes 111 are provided on the spray head 11 .

Through the above-mentioned technical scheme, the nozzle 11 is arranged and several fine holes 111 are arranged on the nozzle 11, so that the gas or liquid sprayed out is relatively fine and evenly sprayed on the surface of the trachea.

As an improved embodiment, the four-way pipe 2 is made of transparent material.

Through the above technical solution, it is convenient for medical staff to observe the operation condition of the first channel of the four-way pipe, and it is convenient to discover and eliminate faults in time.

The above are only the preferred embodiments of the present utility model, and the protection scope of the present utility model is not limited to the above-mentioned embodiments, and all technical solutions under the idea of the present utility model belong to the protection scope of the present utility model. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims (8)

1. A tracheotomy oxygenator, characterized in that it comprises a guide tube (1) and a four-way tube (2), and the four-way tube (2) comprises a first port (21), a second port (22) ), the third port (23) and the fourth port (24), one end of the guide tube (1) is inserted into the human trachea, the other end is connected to the first port (21), and also includes an atomization interface and an oxygen supply interface , the atomization interface is set at the second port (22), the oxygen supply interface is set at the third port (23), and the second port (22) and the third port (23) pass through A mixing chamber (3) is provided, the side of the mixing chamber (3) close to the fourth port (24) is provided with a partition plate, and the side of the mixing chamber (3) close to the first port (21) is connected An air storage bag (34) that blocks the first through port (21), the mixing chamber (3) is provided with an air inlet that communicates with the air storage bag (34), and the air storage bag (34) faces One side of the first port (21) is provided with a one-way valve (4), when the air pressure in the mixing chamber (3) reaches a preset value, the one-way valve (4) opens, and the second port (21) opens. A first pressure regulating valve (31) is arranged at the connection between the port (22) and the atomization interface, and a second pressure regulating valve (32) is arranged at the connection between the third port (23) and the oxygen supply interface. . 2. The tracheostomy oxygen feeder according to claim 1, characterized in that: a through hole (341) is provided on the side of the air storage balloon (34) that is connected to the mixing chamber (3), and further comprises a conduit (5), one end of the conduit (5) passing through the through hole (341) is connected to the air storage bag (34), the other end is connected to the mixing chamber (3), and the upper end of the mixing chamber (3) is connected to the second through port ( 22), the lower end of the mixing chamber (3) communicates with the third port (23). 3. The tracheotomy oxygen feeder according to claim 2, wherein an arc-shaped drainage channel (33) is provided in the mixing chamber (3), and one end of the drainage channel (33) is connected to the The second through port (22), the other end of the drainage channel (33) leads to the third through port (23), the drainage channel (33) is set to be wide at the top and narrow at the bottom, and the drainage channel (33) leads to The passage opening at the third passage opening (23) is narrower than the passage opening at the connecting second passage opening (22). 4. The tracheotomy oxygen feeder according to claim 2, characterized in that: the mixing chamber (3) has a built-in heating plate and a temperature sensor, and the temperature sensor detects that the temperature in the mixing chamber (3) is lower than the lowest When the preset value is used, the heating plate is instructed to heat, and when the temperature sensor detects that the temperature in the mixing chamber (3) is higher than or equal to the highest preset value, the heating plate is instructed to stop heating. 5. The tracheotomy oxygen feeder according to claim 1, characterized in that it comprises a cleaning interface, the cleaning interface is arranged at the fourth through port (24), and the cleaning interface is connected with a cleaning pipeline (241) , the cleaning pipe (241) penetrates through the mixing chamber (3) and communicates with the first port (21). 6 . The tracheostomy oxygen feeder according to claim 5 , wherein a sealing ring is provided at the connection between the cleaning pipe ( 241 ) and the mixing chamber ( 3 ). 7 . 7. The tracheotomy oxygen dispenser according to claim 1, characterized in that: one end of the guide tube (1) close to the human trachea is provided with a nozzle (11), and several nozzles (11) are provided on the nozzle (11). Pore (111). 8 . The tracheostomy oxygen feeder according to claim 1 , wherein the four-way pipe ( 2 ) is made of transparent material. 9 .

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