CN117100959A - Tracheal catheter capable of measuring air sac pressure - Google Patents

Abstract

The application provides an endotracheal tube capable of measuring air sac pressure, and relates to the technical field of medical equipment. The tracheal catheter capable of measuring the pressure of the air bag comprises the main catheter and the air bag sleeved on the main catheter, the air bag is connected with the air injection pipe fixed along the outer wall of the main catheter, the tee joint is arranged at one end, far away from the air bag, of the air injection pipe, and the tee joint is connected with the air injection assembly and the air pressure measuring instrument.

Description

Tracheal catheter capable of measuring air sac pressure

Technical Field

The application relates to the technical field of medical equipment, in particular to an endotracheal tube capable of measuring air bag pressure.

Background

Tracheal tubes are medical devices that are inserted into the trachea and/or bronchi of a patient to create a temporary artificial respiratory pathway for the patient, particularly for patients who are unable to breathe spontaneously. During general anesthesia, the endotracheal tube is mainly used for people whose respiratory tract is difficult to keep unobstructed, such as: general anesthesia operation requiring special positions such as intracranial operation, open chest operation, prone position or sitting position, etc. the general anesthesia medicine has obvious inhibition on breathing for jaw, extremely obese patients or general anesthesia patients such as facial, neck, five sense organs, etc. who use muscle relaxant, the above-mentioned cases need trachea cannula. Meanwhile, the tracheal catheter plays an important role in rescuing critical patients, such as: tracheal intubation is necessary for respiratory failure, cardiopulmonary resuscitation, drug intoxication, and severe asphyxia of neonate.

In general, the inflation size and inflation stability of the balloon on the endotracheal tube determine whether the respiratory support technique is successful, if the balloon is inflated too much, the balloon will be compressed against the tracheal tissue to cause ulcers or the balloon to rupture, if the balloon is inflated too inadequately, the air will leak to affect the operation or aspiration of the ventilator. At present, most medical staff uses the trachea cannula to touch and communicate the inflation amount of the indication balloon by hands through experience when the trachea cannula is used to judge whether the inflation amount of the trachea cannula balloon inserted into the trachea of a patient through mouth or whether the balloon is damaged or not, and the judgment error is difficult to avoid by completely experience and hand feeling. Accordingly, the prior art is in need of improvement.

Disclosure of Invention

The application aims to provide an endotracheal tube capable of measuring the pressure of an air bag, which can provide a corresponding solution for the problems existing in the prior art, and has the beneficial effects of accurately judging the inflation condition of the air bag and being convenient to use.

Embodiments of the present application are implemented as follows:

the embodiment of the application provides an endotracheal tube capable of measuring the pressure of an air bag, which comprises a main tube and the air bag sleeved on the main tube, wherein the air bag is connected with an air pipe fixed along the outer wall of the main tube, one end of the air pipe, which is far away from the air bag, is provided with a tee joint, and the tee joint is connected with an air injection assembly and an air pressure measuring instrument.

Through the technical scheme of the embodiment, before use, the tee joint is connected and fixed with the air pipe, the air tightness of the air bag is checked, and the surface of the air bag and the front end of the main pipe are fully lubricated by using a lubricant; then the main guide pipe is inserted from the right side opening angle of the patient, the bevel-mouth end is aligned with the glottis and is sent into the trachea, and the air bag enters the trachea; and finally, injecting air into the air injection assembly, enabling the air to enter the air bag through the tee joint and the air delivery pipe, determining the inflation size of the air bag according to the air pressure value, scale or mark displayed by the air pressure measuring instrument, and accurately judging the inflation condition of the air bag. When the patient is under general anesthesia, the air pressure measuring instrument can also play a role in monitoring the air bag, if the air pressure of the air bag is insufficient, the air pressure measuring instrument can be informed, the air can be conveniently and timely supplemented, and the air pressure measuring instrument is very convenient to use.

In some embodiments of the present application, the gas injection assembly includes a gas injection pipe, a valve connected to the gas injection pipe, and a buffer bag, wherein a gas injection port is provided at a top end of the gas injection pipe, a bottom end of the gas injection pipe is connected to the tee joint, and the valve is disposed between the gas injection port and the buffer bag.

Through the technical scheme of the embodiment, the external equipment can select the injector, when gas is required to be input to the air bag, the injector injects the gas from the gas injection port, the gas enters the buffer bag through the valve, then enters the tee joint and the gas pipe, the air bag is inflated and supported on the inner wall of the air pipe to limit, finally the injector is removed, the valve is closed in a self-locking way, and the gas is prevented from leaking.

In some embodiments of the present application, a film is provided on an outer wall of the gas injection pipe, and a rubber cap for sealing the gas injection port is provided on the film.

Through the technical scheme of the embodiment, after the injector is removed, the rubber cap is inserted into the gas injection port to block the gas injection port, so that the gas leakage is avoided.

In some embodiments of the present application, the gas pipe is provided with a joint, and the joint is connected with the three-way thread.

Through the technical scheme of this embodiment, tee bend and gas injection pipe separately keep before the use, are convenient for separately produce, dock tee bend and joint during the use to screw up, realize fixed connection. The form of threaded connection is convenient to install and detach, and the use is more convenient.

In some embodiments of the application, the end face of the joint, which abuts against the tee joint, is provided with a sealing ring.

Through the technical scheme of this embodiment, when connect and tee bend are connected, the terminal surface of connect supports the inner wall of tight tee bend recess, and the sealing washer card plays better sealed effect between terminal surface and inner wall, avoids the gas to leak.

In some embodiments of the present application, a bluetooth module is installed in the barometer, and a wireless communication connection is implemented between the bluetooth module and the mobile terminal.

Through the technical scheme of this embodiment, barometric pressure measuring apparatu can pass through bluetooth module transmission for mobile terminal with atmospheric pressure data for atmospheric pressure data can show on mobile terminal, makes things convenient for medical personnel to observe.

In some embodiments of the present application, the barometer gauge is provided with an electronic display screen for displaying the barometric pressure value.

Through the technical scheme of this embodiment, electronic display screen can directly show numerical value, scale and the sign of reaction atmospheric pressure, makes things convenient for medical personnel to observe, and it is more convenient to use.

In some embodiments of the present application, the barometric gauge is provided with a buzzer for reminding of the change of barometric pressure.

Through the technical scheme of this embodiment, the gasbag atmospheric pressure sets for the threshold value, is less than (or is higher than after the air entrainment) the threshold value of setting after the atmospheric pressure gas leakage is detected to the barometer measuring apparatu, and the buzzer makes a sound to remind medical personnel, makes things convenient for medical personnel to make the reply in time and handles.

In some embodiments of the application, the main conduit is provided with an interface to a ventilator.

Through the technical scheme of this embodiment, the interface can link to each other with the breathing machine, realizes main pipe and breathing machine intercommunication, makes things convenient for the breathing machine to send into oxygen in the patient.

In some embodiments of the application, the main conduit is internally provided with a plurality of rings supporting the wall of the conduit.

Through the technical scheme of this embodiment, wire coil plays better supporting role, improves radial strength, still does not influence axial compliance, can avoid main catheter to be flattened and influence and carry oxygen effect, and the medical treatment effect of performance is better.

Compared with the prior art, the embodiment of the application has at least the following advantages or beneficial effects:

the embodiment of the application provides an endotracheal tube capable of measuring the pressure of an air bag, which mainly comprises a main tube, the air bag, an air tube, a tee joint, an air injection assembly and an air pressure measuring instrument, wherein the main tube is used for being connected with a breathing machine, and oxygen is conveyed into a patient through the main tube so as to breathe by the patient; the air bag expands after being inflated, so that the main catheter can be fixed and the air passage can be sealed; the gas pipe is used for supplementing gas to the air bag; the tee is mainly used for changing the direction of fluid; the gas injection assembly is used for supplementing gas to the gas transmission pipe; the air pressure measuring instrument is used for measuring the air pressure value of the air bag. The air bag is fixedly sleeved on the outer wall of the main guide pipe, the left end of the air pipe is communicated with the air bag, the right end of the air pipe is communicated with one branch pipe of the tee joint, and the pipe body of the air pipe is fixedly bonded along the extension direction of the outer wall of the main guide pipe. The other two branch pipes of the tee joint are respectively connected with the gas injection assembly and the gas pressure measuring instrument, the gas injection assembly can directly inject gas into the gas transmission pipe, the gas pressure measuring instrument can directly measure the gas pressure in the tee joint, and the tee joint is communicated with the gas transmission pipe and the gas bag, so that the gas pressure of the gas bag can be measured. Through the technical scheme of the embodiment, before use, the tee joint is connected and fixed with the air pipe, the air tightness of the air bag is checked, and the surface of the air bag and the front end of the main pipe are fully lubricated by using a lubricant; then the main guide pipe is inserted from the right side opening angle of the patient, the bevel-mouth end is aligned with the glottis and is sent into the trachea, and the air bag enters the trachea; and finally, injecting air into the air injection assembly, enabling the air to enter the air bag through the tee joint and the air delivery pipe, determining the inflation size of the air bag according to the air pressure value, scale or mark displayed by the air pressure measuring instrument, and accurately judging the inflation condition of the air bag. When the patient is under general anesthesia, the air pressure measuring instrument can also play a role in monitoring the air bag, if the air pressure of the air bag is insufficient, the air pressure measuring instrument can be informed, the air can be conveniently and timely supplemented, and the air pressure measuring instrument is very convenient to use. Therefore, the tracheal catheter capable of measuring the pressure of the air bag has the beneficial effects of accurately judging the inflation condition of the air bag and being convenient to use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, 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 application 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 view of an endotracheal tube capable of measuring air bag pressure according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of a tee joint, an air injection assembly and an air pressure measuring instrument according to an embodiment of the present application.

Icon: 1-main conduit, 101-interface, 2-gasbag, 3-gas pipe, 301-joint, 302-sealing washer, 4-tee bend, 5-gas injection subassembly, 501-gas injection pipe, 5011-gas injection port, 5012-film, 5013-rubber cap, 502-valve, 503-buffer bag, 6-barometer, 601-display screen, 602-buzzer.

Detailed Description

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

Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the embodiments of the present application, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the product of the present application is conventionally put when used, it is merely for convenience of describing the present application and simplifying the description, and it does not indicate or imply that the apparatus or element to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," and the like, if any, do not denote a requirement that the component be absolutely horizontal or vertical, but rather may be slightly inclined. As "horizontal" merely means that its orientation is more horizontal than "vertical" and does not mean that the structure or component must be entirely horizontal, but may be slightly inclined.

In the description of the embodiments of the present application, "plurality" means at least 2.

In the description of the embodiments of the present application, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to the specific circumstances.

Examples

Referring to fig. 1 to 2, an endotracheal tube capable of measuring air bag pressure according to an embodiment of the present application is shown, and the detailed structure is as follows.

The embodiment of the application provides an endotracheal tube capable of measuring air bag pressure, which comprises a main conduit 1 and an air bag 2 sleeved on the main conduit 1, wherein the air bag 2 is connected with an air pipe 3 fixed along the outer wall of the main conduit 1, one end of the air pipe 3, which is far away from the air bag 2, is provided with a tee joint 4, and the tee joint 4 is connected with an air injection assembly 5 and an air pressure measuring instrument 6. Referring to fig. 1, a main conduit 1 is used for connecting with a respirator, and oxygen is delivered into a patient through the main conduit 1 for breathing by the patient; the air bag 2 is inflated after being inflated, and can play a role in fixing the main catheter 1 and sealing the airway; the gas pipe 3 is used for supplementing gas to the air bag 2; the tee 4 is mainly used for changing the direction of fluid; the gas injection assembly 5 is used for supplementing gas to the gas delivery pipe 3; the air pressure measuring instrument 6 is used for measuring the air pressure value of the air bag 2.

As shown in fig. 1, the air bag 2 is fixedly sleeved on the outer wall of the main guide pipe 1, the left end of the air pipe 3 is communicated with the air bag 2, the right end of the air pipe 3 is communicated with one branch pipe of the tee joint 4, and the pipe body of the air pipe 3 is fixedly bonded along the extension direction of the outer wall of the main guide pipe 1. The other two branch pipes of the tee joint 4 are respectively connected with the gas injection assembly 5 and the gas pressure measuring instrument 6, the gas injection assembly 5 can directly inject gas into the gas pipe 3, the gas pressure measuring instrument 6 can directly measure the gas pressure in the tee joint 4, and the tee joint 4 is communicated with the gas pipe 3 and the gas bag 2, so that the gas pressure of the gas bag 2 can be measured.

Before use, the tee joint 4 and the air pipe 3 are connected and fixed, the air tightness of the air bag 2 is checked, and the surface of the air bag 2 and the front end of the main pipe 1 are fully lubricated by using a lubricant; then the main catheter 1 is inserted from the right side opening angle of the patient, the bevel-mouth end is aligned with the glottis and is sent into the trachea, and the air bag 2 enters the trachea; finally, air is injected into the air injection assembly 5, enters the air bag 2 through the tee joint 4 and the air pipe 3, and the inflation size of the air bag 2 is determined according to the air pressure value, scale or mark displayed by the air pressure measuring instrument 6, so that the inflation condition of the air bag 2 is accurately judged. When the patient is general anesthetized, the air pressure measuring instrument 6 can also play a role in monitoring the air bag 2, if the air pressure of the air bag 2 is insufficient, the air pressure measuring instrument 6 can be informed, the air can be conveniently and timely supplemented, and the use is very convenient.

In some embodiments of the present application, the gas injection assembly 5 includes a gas injection pipe 501, a valve 502 connected to the gas injection pipe 501, and a buffer bag 503, where a gas injection port 5011 is provided at a top end of the gas injection pipe 501, a bottom end of the gas injection pipe 501 is connected to the tee 4, and the valve 502 is disposed between the gas injection port 5011 and the buffer bag 503. As shown in fig. 1 and fig. 2, the air injection assembly 5 mainly comprises an air injection pipe 501, a valve 502 and a buffer bag 503, wherein an air injection port 5011 is formed at the upper end of the air injection pipe 501, so that air can be conveniently injected from the air injection port 5011 through external equipment, and the bottom end of the air injection pipe 501 is connected with one branch pipe of the tee joint 4, so that the air can enter the tee joint 4. The cushion bladder 503 is installed in the middle of the gas injection pipe 501 and communicates with the gas injection pipe 501, and the valve 502 is installed between the gas injection port 5011 and the cushion bladder 503, and functions to shut off the communication state between the gas injection port 5011 and the cushion bladder 503. Through the technical scheme of the embodiment, the external equipment can select the injector, when gas is required to be input into the air bag 2, the injector injects the gas from the gas injection port 5011, the gas enters the buffer bag 503 through the valve 502, then enters the tee joint 4 and the gas pipe 3, the air bag 2 is inflated and supported on the inner wall of the gas pipe to limit, finally the injector is removed, the valve 502 is closed in a self-locking way, and the gas is prevented from leaking.

In some embodiments of the present application, the outer wall of the gas injection pipe 501 is provided with a flexible sheet 5012, and the flexible sheet 5012 is provided with a rubber cap 5013 for sealing the gas injection port 5011. As shown in fig. 1 and 2, in order to achieve a better sealing effect, a flexible sheet 5012 is disposed on the outer wall of the air injection pipe 501, the flexible sheet 5012 may be a plastic sheet, the lower end of the flexible sheet 5012 is bonded to the outer wall of the air injection pipe 501, and a rubber cap 5013 made of rubber is bonded to the flexible sheet 5012. Through the technical scheme of the embodiment, after the injector is removed, the rubber cap 5013 is inserted into the gas injection port 5011, so that the gas injection port 5011 is blocked, and the gas leakage is avoided.

In some embodiments of the present application, the gas pipe 3 is provided with a joint 301, and the joint 301 is screwed with the tee 4. As shown in fig. 1 and 2, the connector 301 is mounted at the end of the air pipe 3 far away from the air bag 2, the connector 301 is provided with external threads, the tee joint 4 is provided with a groove, and the inner wall of the groove is provided with internal threads connected with the external threads. Through the technical scheme of the embodiment, before use, the tee joint 4 and the gas injection pipe 501 are stored separately, so that the tee joint 4 and the joint 301 are conveniently produced separately, and are butted and screwed up during use, so that fixed connection is realized. The form of threaded connection is convenient to install and detach, and the use is more convenient.

In some embodiments of the present application, a sealing ring 302 is disposed on the end surface of the joint 301 that abuts against the tee 4. As shown in fig. 1 and 2, in order to achieve a better sealing effect, a seal ring 302 is provided to enhance sealing. A seal ring 302 is bonded to the end face of the joint 301. Through the technical scheme of this embodiment, when joint 301 and tee bend 4 are connected, the terminal surface of joint 301 supports the inner wall of the recess of tee bend 4 tightly, and sealing washer 302 card plays better sealed effect between terminal surface and inner wall, avoids the gas to leak.

In some embodiments of the present application, a bluetooth module is installed in the barometer 6, and a wireless communication connection is implemented between the bluetooth module and the mobile terminal. As shown in fig. 1 and 2, the bluetooth module is installed inside the barometer 6, and the mobile terminal may be a mobile phone, a computer or other monitoring devices, and the bluetooth module and the mobile terminal establish a wireless communication connection. Through the technical scheme of the embodiment, the barometric pressure measuring instrument 6 can transmit barometric pressure data to the mobile terminal through the Bluetooth module, so that the barometric pressure data can be displayed on the mobile terminal, and the barometric pressure measuring instrument is convenient for medical staff to observe.

In some embodiments of the present application, the barometer gauge 6 is provided with an electronic display 601 for displaying the barometer pressure value. As shown in connection with fig. 1 and 2, the surface mount electronic display 601 of the barometer gauge 6. Through the technical scheme of this embodiment, electronic display 601 can directly show numerical value, scale and the sign of reaction atmospheric pressure, makes things convenient for medical personnel to observe, and it is more convenient to use.

In some embodiments of the present application, the barometer gauge 6 is provided with a buzzer 602 for alerting the change in barometric pressure. As shown in fig. 1 and 2, the buzzer 602 is mounted on the surface of the barometer gauge 6. Through the technical scheme of the embodiment, the air pressure of the air bag 2 is set with a threshold value, when the air pressure measuring instrument 6 detects that the air pressure leaks, the air pressure is lower than (or higher than) the set threshold value after the air pressure leaks, and the buzzer 602 sounds to remind medical staff, so that the medical staff can make a response treatment in time.

In some embodiments of the application, the main conduit 1 is provided with a mouthpiece 101 for connection to a ventilator. As shown in connection with fig. 1, one end of the main conduit 1 is provided with a mouthpiece 101. Through the technical scheme of the embodiment, the interface 101 can be connected with the breathing machine, so that the main catheter 1 is communicated with the breathing machine, and the breathing machine is convenient to send oxygen into a patient.

In some embodiments of the application, the main conduit 1 is provided with a plurality of rings supporting the wall of the conduit. As shown in connection with fig. 1, the ring may alternatively be a wire coil embedded in the inner wall of the main conduit 1. Through the technical scheme of this embodiment, wire coil plays better supporting role, improves radial strength, still does not influence axial compliance, can avoid main catheter 1 to be flattened and influence and carry oxygen effect, and the medical treatment effect of performance is better.

In summary, the embodiment of the application provides an endotracheal tube capable of measuring the pressure of an air bag, which comprises a main conduit 1 and the air bag 2 sleeved on the main conduit 1, wherein the air bag 2 is connected with an air pipe 3 fixed along the outer wall of the main conduit 1, one end of the air pipe 3 far away from the air bag 2 is provided with a tee joint 4, and the tee joint 4 is connected with an air injection assembly 5 and an air pressure measuring instrument 6. For the complete description of the application, the gas injection assembly 5 comprises a gas injection pipe 501, a valve 502 and a buffer bag 503, wherein the valve 502 and the buffer bag 503 are connected with the gas injection pipe 501, a gas injection port 5011 is arranged at the top end of the gas injection pipe 501, the bottom end of the gas injection pipe 501 is connected with the tee joint 4, and the valve 502 is arranged between the gas injection port 5011 and the buffer bag 503, so that the sealing performance is good, and the gas leakage is prevented. The outer wall of the gas injection pipe 501 is provided with a flexible sheet 5012, and the flexible sheet 5012 is provided with a rubber cap 5013 for sealing the gas injection port 5011, so that the gas injection port 5011 is blocked, and the gas leakage is avoided. The gas pipe 3 is provided with a joint 301, and the joint 301 is in threaded connection with the tee joint 4, so that the gas pipe is convenient to install and detach. The end face of the joint 301, which is abutted against the tee joint 4, is provided with a sealing ring 302, so that a better sealing effect is achieved. The air pressure measuring instrument 6 is internally provided with a Bluetooth module, and is in wireless communication connection with the mobile terminal through the Bluetooth module, so that air pressure data can be displayed on the mobile terminal. The air pressure measuring instrument 6 is provided with an electronic display screen 601 for displaying air pressure values, thereby being convenient for medical staff to observe and more convenient to use. The barometric pressure measuring instrument 6 is provided with a buzzer 602 for reminding the change of the barometric pressure, and timely reminding is performed. The main conduit 1 is provided with a mouthpiece 101 for connection to a ventilator, for convenient connection to a ventilator. The inside of main pipe 1 is provided with a plurality of rings that support the pipe wall, plays better supporting role, and medical treatment effect is better. Therefore, the tracheal catheter capable of measuring the air bag pressure has the advantages of accurately judging the inflation condition of the air bag 2 and being convenient to use.

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

Claims (10)

1. The tracheal catheter is characterized by comprising a main catheter and an air bag sleeved on the main catheter, wherein the air bag is connected with an air delivery pipe fixed along the outer wall of the main catheter, one end, far away from the air bag, of the air delivery pipe is provided with a tee joint, and the tee joint is connected with an air injection assembly and an air pressure measuring instrument.

2. The tracheal catheter of claim 1, wherein the gas injection assembly comprises a gas injection tube, a valve connected with the gas injection tube, and a buffer bag, wherein a gas injection port is arranged at the top end of the gas injection tube, the bottom end of the gas injection tube is connected with the tee joint, and the valve is arranged between the gas injection port and the buffer bag.

3. The endotracheal tube of claim 2, wherein the outer wall of the gas injection tube is provided with a flexible sheet provided with a rubber cap for sealing the gas injection port.

4. The endotracheal tube of claim 1, wherein said gas tube is provided with a nipple, said nipple being threadably connected to said tee.

5. The endotracheal tube of claim 4 wherein the end face of said connector abutting said tee is provided with a sealing ring.

6. The tracheal catheter of claim 1, wherein a bluetooth module is installed in the barometer, and the wireless communication connection is realized between the bluetooth module and the mobile terminal.

7. The endotracheal tube of claim 6 wherein said barometric pressure gauge is provided with an electronic display screen for displaying the magnitude of the barometric pressure.

8. The endotracheal tube of claim 7, wherein said barometric gauge is provided with a buzzer for alerting to changes in barometric pressure.

9. A balloon pressure measurable tracheal tube according to any one of claims 1-8, wherein said main conduit is provided with an interface for connection to a ventilator.

10. The endotracheal tube of claim 1 wherein said main tube is internally provided with a plurality of rings supporting the tube wall.