CN216418014U - Trachea cannula with visual warning of intercepting air bag pressure - Google Patents

Trachea cannula with visual warning of intercepting air bag pressure Download PDF

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Publication number
CN216418014U
CN216418014U CN202122371027.XU CN202122371027U CN216418014U CN 216418014 U CN216418014 U CN 216418014U CN 202122371027 U CN202122371027 U CN 202122371027U CN 216418014 U CN216418014 U CN 216418014U
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pressure
cannula
air bags
intercepting
head
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陈新元
张月
陈传娟
钟发炘
颜志鹏
何炳蔚
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Fuzhou University
First Affiliated Hospital of Fujian Medical University
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Fuzhou University
First Affiliated Hospital of Fujian Medical University
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Abstract

The utility model discloses a trachea cannula with a visual warning function of an intercepting air bag pressure, which belongs to the technical field of trachea cannula, and comprises a trachea cannula, wherein a catheter cuff is annularly arranged on the outer wall of one end of the trachea cannula inserted into an air passage, and an air bag tube is attached to the side wall of the trachea cannula; gasbag pipe one end and pipe cover bag sealing connection, the gasbag pipe other end is equipped with a sealing joint, sealing joint stretches out in the outside of trachea cannula outer end, has increased with the communicating pressure measurement gasbag of pipe cover bag, through carrying out pressure real time monitoring to the pressure measurement gasbag to turn into the change of light color with the change of pressure, thereby can be timely accurate demonstrate the pressure in the pipe cover bag of closed air flue, and carry out more direct clear show through the light that has the color, the air flue sealed condition carries out obvious show, conveniently adjusts the pressure of pipe cover bag.

Description

Trachea cannula with visual warning of intercepting air bag pressure
Technical Field
The utility model relates to a trachea cannula technical field especially relates to a trachea cannula of visual warning of gasbag pressure dams.
Background
The trachea cannula is a method for placing a special trachea catheter into a trachea or a bronchus through an oral cavity or a nasal cavity and a glottis, provides the best conditions for unobstructed respiratory tract, ventilation and oxygen supply, respiratory tract suction and the like, and is an important measure for rescuing patients with respiratory dysfunction.
The prior structure of the tracheal cannula is widely used in clinic, the tracheal cannula has various lengths and shapes, the materials are slightly different due to different use objects and diseases, but the structure is basically the same and different, and the tracheal cannula is mainly used for a device designed for unobstructed respiration, and the structure is widely used in clinic practice, and the basic shape and function are not greatly different.
Present structure includes that a diameter slightly is less than the intubate of trachea internal diameter, the intubate is crooked toughness hose, it ventilates the use to insert the trachea, and the intubate inserts the trachea and has adorned the pipe cuff on the inner outer loop of trachea, this cuff can be aerifyd and block up the trachea confined, it seals the sputum that flows down in the oral cavity through aerifing, avoid patient's sputum to get into the trachea, and this cuff is outside at trachea cannula through an solitary pipe connection, be used for settling trachea cannula and aerify behind patient's trachea, and the end of aerifing outside the trachea is equipped with a check valve, avoid the gas leakage in the pipe cuff.
The catheter cuff annularly arranged at the closed end in the tracheal cannula has the sealing effect, so that the phenomenon that a patient carelessly flows sputum into the trachea is avoided, the sputum or saliva flows into the trachea through the catheter cuff to effectively prevent the trachea of the patient from being blocked by the sputum, the gas in the catheter cuff is not absolutely leaked, the pressure of the catheter cuff is sometimes released along with the extrusion of the trachea of the user and the increase of the using time, the catheter cuff is inflated again after the trachea has a rest for one end time, the gas pressure in the operation catheter cuff is changed, the pressure is increased to extrude the airway with higher pressure, the muscle of the airway is fatigued more quickly to generate congestion, and the airway is damaged; when the pressure of the catheter cuff is too low, saliva can slowly permeate into the air passage, so that the patient can not breathe smoothly.
Based on this, the utility model designs a trachea cannula of visual warning of gasbag pressure dams to solve above-mentioned problem.
Disclosure of Invention
An object of the utility model is to provide a trachea cannula of visual warning of gasbag pressure dams, increased with the communicating pressure measurement gasbag of pipe cuff, through carrying out pressure real time monitoring to the pressure measurement gasbag, and turn into the change of light color with the change of pressure, thereby can be timely accurate to show the pressure in the pipe cuff of closed air flue, and carry out more direct clear show through the light that has the color, be convenient for doctor and patient can both make things convenient for the accuracy to look over whether pipe cuff seals the air flue with moderate pressure, the air flue sealed condition carries out obvious show, conveniently adjust the pressure of pipe cuff.
The utility model discloses a realize like this: an endotracheal tube for visual warning of cuff pressure comprising:
the trachea cannula, the outer wall of one end inserted into the airway is annularly provided with a catheter cuff, and the side wall is provided with an air sac tube in a fitting manner;
one end of the air bag pipe is hermetically connected with the catheter cuff, and the other end of the air bag pipe is provided with a sealing joint;
the pressure measuring air bag is a sealed air bag, the inner cavity of the pressure measuring air bag is hermetically connected with a pressure measuring pipe, and the pressure measuring pipe is detachably and hermetically connected with the air bag pipe through a sealing joint; the pressure measuring air bag is also hermetically connected with an inflation tube, and the outer end of the inflation tube is provided with a one-way inflation valve;
the pressure sensor, the processor and a plurality of signal lamps are also arranged in the inner cavity of the pressure measuring air bag;
the light emitting colors of the signal lamps are different;
the processor is electrically connected with the pressure sensor and the signal lamp, and is also connected with a power supply; each of the signal lights is individually electrically connected to the processor.
Furthermore, the pressure measuring air bag is fixedly arranged on the bottom plate, and the processor, the pressure sensor, the signal lamp and the power supply are all arranged on the bottom plate;
the processor and the signal lamp are arranged in the pressure measuring air bag.
Furthermore, the power supply can be separately installed on a bottom plate outside the pressure measuring air bag, and the power supply is a button battery.
Furthermore, the number of the signal lamps is three, and the three signal lamps are LED lamps with different colors.
Further, the sealing joint is a pipeline joint with threads, the sealing joint is fixedly and hermetically arranged at one end of the air bag pipe, and the pressure measuring pipe is hermetically connected with the sealing joint through the threads;
the sealing joint extends out of the outer end of the tracheal cannula through the air bag tube.
Furthermore, the one-way inflation valve and an externally connected syringe can be separated and sealed tightly.
The utility model has the advantages that: 1. the utility model can conveniently monitor the pressure of the catheter cuff in real time by adding the pressure measuring air bag, thereby accurately judging the internal pressure of the catheter cuff and avoiding the need of pressing the approximate pressure of the catheter cuff by a doctor;
2. the device accurately measures the pressure in the pressure measuring air bag through the pressure sensor, visually displays the pressure in the pressure measuring air bag by using signal lamps with different colors, and displays the pressure in the pressure measuring air bag by using different colors when the air pressure is too low, normal and too high, so that not only can a doctor and a nurse visually see the pressure, but also a patient can automatically judge the pressure, the convenience of air pressure judgment is greatly simplified, the timely adjustment of the air pressure is facilitated, and the pressure of the catheter cuff is always in a proper range;
3. the pressure measuring air bag structure of the device can be detached, the tracheal cannula with the front end inserted into a patient needs to be replaced at one time, but the gas of the rear pressure measuring air bag part is completely isolated from the patient, only the outside needs to be disinfected when the device is used, the device can be used repeatedly, the device can be conveniently disassembled and assembled through the sealing joint, and the actual loss in use is reduced.
Drawings
The invention will be further described with reference to the following examples with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the pressure measuring air bag of the present invention;
fig. 3 is a schematic side view of the pressure measuring air bag of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1-trachea cannula, 11-catheter cuff, 12-balloon tube, 13-sealing joint, 2-pressure measuring balloon, 21-pressure measuring tube, 22-bottom plate, 23-inflation tube, 24-one-way inflation valve, 3-processor, 31-pressure sensor, 32-signal lamp and 33-power supply.
Detailed Description
Referring to fig. 1 to 3, the present invention provides a technical solution: an endotracheal tube for visual warning of cuff pressure comprising:
the trachea cannula 1 is characterized in that the outer wall of one end inserted into an airway is annularly provided with a catheter cuff 11, and the side wall is attached with an air sac tube 12;
the inner end of the air sac tube 12 is connected with the catheter cuff 11 in a sealing way, and the outer end of the air sac tube 12 is provided with a sealing joint 13;
the pressure measuring air bag 2 is a sealed air bag, the inner cavity of the pressure measuring air bag is connected with a pressure measuring pipe 21 in a sealing mode, and the pressure measuring pipe 21 is connected with the air bag pipe 12 in a sealing mode through a sealing joint 13 in a detachable and sealing mode; the pressure measuring air bag 2 is also hermetically connected with an inflation tube 23, and the outer end of the inflation tube 23 is provided with a one-way inflation valve 24;
the pressure sensor 31, the processor 3 and a plurality of signal lamps 32 are also arranged in the inner cavity of the pressure measuring air bag 2;
the signal lamps 32 emit light of different colors;
the processor 3 is electrically connected with the pressure sensor 31 and the signal lamp 32, and the processor 3 is also connected with a power supply 33; every signal lamp 32 is connected with 3 electricity alone of treater, increase one and the communicating pressure measurement gasbag 2 of pipe cuff 11, through carrying out pressure real time monitoring to pressure measurement gasbag 2, and turn into the change of signal lamp 32 color with the change of pressure, thereby can be timely accurate demonstrate the pressure in the pipe cuff 11 of closed air flue, and carry out more direct clear show through the light that has the color, be convenient for doctor and patient can both make things convenient for the accuracy to look over whether pipe cuff 11 seals the air flue with moderate pressure, demonstrate for doctor's adjustment air flue sealing condition, conveniently adjust pipe cuff 11's pressure.
The pressure measuring air bag 2 is fixedly arranged on the bottom plate 22, and the processor 3, the pressure sensor 31, the signal lamp 32 and the power supply 33 are all arranged on the bottom plate 22;
the processor 3 and the signal lamp 32 are positioned in the pressure measuring air bag 2, so that the pressure in the pressure measuring air bag 2 can be monitored in real time conveniently, the air tightness is ensured, and the pressure measurement is accurate;
the power supply 33 can be separately arranged on the bottom plate 22 outside the pressure measuring air bag 2, the power supply 33 is a button cell, the power supply 33 is convenient to replace and install, the use is convenient, and the air tightness of the pressure measuring air bag 2 is not damaged when the power supply 33 is installed and replaced;
the three signal lamps 32 are LED lamps with different colors, so that the personnel can conveniently observe the signal lamps, and the colors correspond to the pressures in the pressure measuring air bags 2 one by one, so that the examination is convenient;
the sealing joint 13 is a pipeline joint with threads, the sealing joint 13 is fixedly and hermetically arranged at one end of the air bag pipe 12, and the pressure measuring pipe 21 is hermetically connected with the sealing joint 13 through threads;
the sealing joint 13 extends out of the outer end of the tracheal cannula 1 through the air bag tube 12, so that the connection and the removal are convenient, and the air tightness can be ensured;
the one-way inflation valve 24 and an externally connected injector can be separated and tightly plugged, so that the air tightness during inflation is ensured, and gas leakage is avoided.
In a specific embodiment of the present invention:
the embodiment of the utility model provides a trachea cannula of visual warning of gasbag pressure dams through providing, the utility model provides a technical problem be: 1. the existing trachea cannula 1 does not have an accurate pressure measuring device for the catheter cuff 11, and only an external air bag communicated with the catheter cuff 11 is added outside the air bag tube 12, and the external air bag is pinched by hands to judge approximate pressure, so that not only is accurate judgment difficult, but also accurate judgment can be carried out by a nurse with rich experience, and personnel errors in feeling are easy to generate; 2. once the pressure of the catheter cuff 11 is inaccurate to judge, a plurality of discomfort can occur, when the pressure of the catheter cuff 11 is small, saliva can permeate into the trachea, the blocked part of the respiratory tract of a patient can cause water choking, the patient can feel obstacles when breathing, the suffocation risk can be generated when the patient sleeps, and when the pressure of the catheter cuff 11 is too large, the muscle in the airway can be abutted and transited, the muscle can be damaged, and the serious congestion and necrosis can be caused.
The realized technical effects are as follows: 1. the utility model discloses an increase pressure cell 2, can be convenient carry out pressure real-time supervision to catheter cuff 11, thereby the inside pressure of judgement catheter cuff 11 that can be accurate, and do not need the doctor to press the general pressure that judges catheter cuff 11 with the hand, can carry out real-time supervision to catheter cuff 11's actual pressure, and this device has used pressure sensor 31 to carry out real-time supervision to catheter cuff 11's pressure, pressure measurement is more accurate then, no longer need hold between the fingers with the hand, there is not the wrong condition of pressure judgement, can be accurate judge catheter cuff 11 inside pressure;
2. the device accurately measures the pressure in the pressure measuring air bag 2 through the pressure sensor 31, then visually displays the pressure in the pressure measuring air bag 2 by using the signal lamps 32 with different colors, when the air pressure is too low, and is displayed by using different colors in normal and too high states, not only can doctors and nurses visually see the pressure, but also patients can automatically judge the pressure, the convenience of air pressure judgment is greatly simplified, the air pressure can be conveniently and timely adjusted, the pressure of the catheter cuff 11 is always in a proper range, and the device needs to read pressure data, only needs to check the color of the signal lamps 32, and has high identification degree;
3. the structure of the pressure measuring air bag 2 of the device can be disassembled, the trachea cannula 1 inserted into a patient at the front end needs to be discarded in a disposable way, the gas of the rear pressure measuring air bag 2 can be completely isolated from the inside of the oral cavity of the patient, the outside can be disinfected only when the device is used, the device can be used repeatedly, the device can be conveniently disassembled and assembled for use through the sealing joint 13, and the actual loss in use is reduced;
4. because the catheter cuff 11 of the device is a telescopic air bag, no matter whether the size of the airway of a patient changes, the catheter cuff 11 is abutted against the airway, as long as the catheter cuff is tightly plugged, the generated pressure is a fixed value, and the sizes of the pressure with different plugging degrees are different, so the device can be suitable for patients with different airway thicknesses.
The embodiment of the utility model provides an in technical scheme for solving above-mentioned problem, the general thinking is as follows:
for better understanding of the above technical solutions, the following detailed descriptions will be provided in conjunction with the drawings and the detailed description of the embodiments.
The utility model discloses when making, take a conventional trachea cannula 1 earlier, conventional trachea cannula 1 has pipe cuff 11, pipe cuff 11 will insert the air flue, seal the air flue after aerifing, avoid saliva to flow into in the air flue, and trachea cannula 1 has a gasbag pipe 12 to be used for connecting pipe cuff 11, gasbag pipe 12 will stretch out outside patient's oral cavity, gasbag pipe 12 is connected externally, so gasbag pipe 12 length will be far greater than trachea cannula 1's total length, gasbag pipe 12 is for the ease of operation, the outer end of gasbag pipe 12 need stretch out about the outside 10cm of trachea cannula 1 outer end one side;
the outer end of an air bag pipe 12 of the device is fixedly connected with a sealing joint 13 in a sealing way, the sealing joint 13 is provided with internal threads and is conveniently connected with other pipelines, the air bag pipe 12 is generally not influenced by microwaves to be inserted into an air passage of a patient, the outer diameter of the air bag pipe 12 is generally not more than 2mm, the diameter of the outer diameter of the air bag pipe is generally 1mm, the sealing joint 13 cannot be inserted into the air passage of the patient, so that the air bag pipe can be slightly larger, the sealing joint 13 can be a nut pipeline with the diameter of 2mm for the convenience of installation, and the sealing joint 13 is communicated with the air bag pipe 12;
the end of the endotracheal tube 1 inserted into the airway is the end of the flexible tube which is bent, and also the end with the tube cuff 11, while the outer end of the endotracheal tube 1 is the end of figure 1 to which the sealing joint 13 is attached, which construction is among the different ends of the prior art device which are easily distinguishable by the skilled person.
Then, the pressure measuring air bag 2 is manufactured, firstly, a hard supporting bottom plate 22 is manufactured, the processor 3, the pressure sensor 31, three signal lamps 32 and a power supply 33 need to be installed on the bottom plate 22, the number of the signal lamps 32 needs to be three, each signal lamp 32 is in a different color, and the signal lamps 32 used in the embodiment are LED lamps in three different colors of red, yellow and yellow; the color setting is to avoid that the patient or the doctor cannot be clearly distinguished due to visual color disorder, and the occurrence of misjudgment is avoided;
then the processor 3, the pressure sensor 31 and the three signal lamps 32 are all installed on the bottom plate 22, the processor 3, the pressure sensor 31 and the three signal lamps 32 are all sealed inside the pressure measuring air bag 2, then the pressure measuring tube 21 is hermetically communicated in the pressure measuring air bag 2, and then the catheter cuff 11 is hermetically communicated with the pressure measuring tube 21 through the sealing joint 13 to ensure air tightness, so that the internal pressure of the pressure measuring air bag 2 is completely communicated with the internal pressure of the catheter cuff 11 and has the same internal air pressure, the pressure value in the pressure measuring air bag 2 can be measured through the pressure sensor 31, the pressure value in the catheter cuff 11 can be judged, and as long as the catheter cuff 11 is stably sealed and tightly inside the trachea, the pressure value is a fixed value, therefore, the internal pressure of the pressure measuring air bag 2 only needs to be judged through the pressure sensor 31, and the pressure sensor 31 is electrically connected with the processor 3, the processor 3 controls the three signal lamps 32 with different colors, and when the pressure sensor 31 transmits the electric signals with different pressure values to the processor 3, the processor 3 controls the signal lamps 32 with different colors to light up;
the power supply 33 is a button cell and is arranged outside the pressure measuring air bag 2, the air tightness of the pressure measuring air bag 2 is not damaged, the power supply 33 is convenient to detach and replace, the power supply 33 is arranged when the pressure measuring air bag is used and is not required to be used, a protective cover can be arranged outside the power supply 33, the protective cover is a common locking protective cover, and the description is omitted.
Then, the pressure measuring air bag 2 is also connected with an inflation tube 23, the outer end of the inflation tube 23 is connected with an inflation one-way valve 24, the pressure measuring air bag 2 can be inflated by an inflation device through the inflation one-way valve 24, the purpose of inflating the catheter cuff 11 is further achieved, and the inflation tube 23 is also in sealed connection with the pressure measuring air bag 2, so that the air tightness is ensured;
the one-way inflation valve 24 is usually used in an inflatable airbag device, such as an inflatable life buoy, an inflatable life jacket, an air cushion bed, a balloon and the like, and is generally a sheet which is sealed and attached and abuts against a pipe orifice, when the internal pressure of the pressure measuring airbag 2 is high, the sheet is pushed outwards to block the pipe orifice so as to seal the pressure measuring airbag 2, when an injector is used for plugging the inflation pipe 23 inwards, the sheet is pushed open, the pipe head of the injector is tightly plugged with the one-way inflation valve 24, gas cannot leak, the injector can conveniently inflate or deflate the pressure measuring airbag 2, the one-way inflation valve 24 belongs to a common device, and after the inflation of the device is completed, the one-way inflation valve 24 needs to be covered by a sealing plug so as to ensure the air tightness of the device.
When the utility model is used, the power supply 33 with enough electric quantity is arranged on the bottom plate 22, the protective cover is changed, the processor 3, the pressure sensor 31 and the three signal lamps 32 are supplied with enough electric quantity, the brand-new sterile trachea cannula 1 of the device is normally inserted into the airway of a patient, the catheter cuff 11 is ensured to be positioned at the position where the airway normally needs to be sealed, then the piezometric tube 21 on the piezometric air cell 2 after disinfection is sealed and locked on the sealing joint 13, then the piezometric tube 2 is butted on the one-way inflation valve 24 through the injector to inflate the piezometric air cell 2, the gas is filled into the piezometric air cell 2 and flows into the catheter cuff 11 through the piezometric tube 21 and the air cell tube 12, the catheter cuff 11 is inflated to have certain pressure, the internal pressure of the catheter cuff 11 can be mutually extruded with the airway when enough internal pressure, the internal pressure is more atmospheric pressure, when the internal pressure of the catheter cuff 11 is not inflated, the pressure sensor 31 detects that the internal pressure of the piezometric air cell 2 is lower, the processor 3 controls the yellow signal lamp 32 to light up, when the catheter cuff 11 is inflated to a certain degree, the catheter cuff 11 and the airway are properly sealed, when excessive extrusion on the airway is avoided, the processor 3 controls the green signal lamp 32 to light up, and when the pressure sensor 31 detects that the pressure is excessive, the processor 3 controls the red signal lamp 32 to light up;
therefore, in the actual use process, when the air pressure of the catheter cuff 11 is small, the air passage is separated from the catheter cuff 11 to generate a gap, and saliva possibly flows into the air passage, the pressure sensor 31 monitors that the pressure in the pressure measuring air bag 2 is small, the processor 3 controls the yellow signal lamp 32 to light up, and prompts personnel to inflate the catheter cuff 11 in time;
when the pressure sensor 31 detects that the pressure in the pressure measuring air bag 2 is too high, the airway is excessively extruded by the catheter cuff 11, and a congestion condition may occur, the processor 3 controls the red signal lamp 32 to light up to prompt that the pressure in the catheter cuff 11 needs to be relieved in time;
only when green signal lamp 32 lasts when normally bright, is moderate at 11 internal pressure that can represent the pipe cuff, and the observation and the use of being convenient for very much, the condition surveyability of pipe cuff 11 in the air flue, the pressure sensor 31 of this device only monitors pressure, does not monitor the tolerance, and it is more convenient to use, no longer the actual size of pipe cuff 11, only in the extrusion power of pipe cuff 11 in with the air flue, the monitoring is accurate.
In specific implementation, the processor 3 is not limited to any type of single chip microcomputer, such as the MCU of the STM32F103 series of ST corporation, as long as the single chip microcomputer capable of implementing the function is selected from the prior art, and the control program is well known to those skilled in the art, which is available to those skilled in the art without creative work.
Although specific embodiments of the invention have been described herein, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, as equivalent modifications and variations within the spirit of the invention are intended to be covered by the appended claims.

Claims (6)

1. The utility model provides a trachea cannula of visual warning of gasbag pressure dams which characterized in that includes:
the trachea cannula (1), wherein a catheter cuff (11) is annularly arranged on the outer wall of one end inserted into an airway, and an air sac tube (12) is attached to the side wall;
the inner end of the air sac tube (12) is connected with the catheter cuff (11) in a sealing way, and the outer end of the air sac tube (12) is provided with a sealing joint (13);
the pressure measuring air bag (2) is a sealed air bag, the inner cavity of the pressure measuring air bag is connected with a pressure measuring pipe (21) in a sealing mode, and the pressure measuring pipe (21) is connected with the air bag pipe (12) in a sealing mode in a detachable and sealing mode through a sealing joint (13); the pressure measuring air bag (2) is also hermetically connected with an inflation tube (23), and the outer end of the inflation tube (23) is provided with a one-way inflation valve (24);
the inner cavity of the pressure measuring air bag (2) is also provided with a pressure sensor (31), a processor (3) and a plurality of signal lamps (32);
the signal lamps (32) emit light with different colors;
the processor (3) is electrically connected with the pressure sensor (31) and the signal lamp (32), and the processor (3) is also connected with a power supply (33); each signal lamp (32) is separately and electrically connected with the processor (3).
2. The trachea cannula with visual warning of the pressure of the intercepting air bag according to claim 1, wherein the trachea cannula comprises a cannula body, a cannula head and a cannula head, wherein the cannula head is provided with a plurality of intercepting air bags, and the tracheal cannula head is provided with a plurality of intercepting air bags, the intercepting air bags are arranged in the cannula head, the pressure of the intercepting air bags is provided with a visual warning function, and the tracheal cannula head is provided with a plurality of intercepting air bags, the pressure of the intercepting air bags is provided with a visual warning function, and the tracheal intubation head is provided with a visual warning function: the pressure measuring air bag (2) is fixedly arranged on the bottom plate (22), and the processor (3), the pressure sensor (31), the signal lamp (32) and the power supply (33) are all arranged on the bottom plate (22);
the processor (3) and the signal lamp (32) are arranged in the pressure measuring air bag (2).
3. The trachea cannula with visual warning of the pressure of the intercepting air bag according to claim 2, wherein the trachea cannula comprises a cannula body, a cannula head and a cannula head, wherein the cannula head is provided with a plurality of intercepting air bags, and the tracheal cannula head is provided with a plurality of intercepting air bags, the intercepting air bags are arranged in the cannula head, the pressure of the intercepting air bags is provided with a visual warning function, and the tracheal cannula head is provided with a plurality of intercepting air bags, the pressure of the intercepting air bags is provided with a visual warning function, and the tracheal intubation head is provided with a plurality of intercepting air bags, the pressure of the intercepting air bags is provided with a visual warning function, and the pressure of the intercepting air bags is provided with: the power supply (33) can be separately installed on the bottom plate (22) outside the pressure measuring air bag (2), and the power supply (33) is a button cell.
4. The trachea cannula with visual warning of the pressure of the intercepting air bag according to claim 2, wherein the trachea cannula comprises a cannula body, a cannula head and a cannula head, wherein the cannula head is provided with a plurality of intercepting air bags, and the tracheal cannula head is provided with a plurality of intercepting air bags, the intercepting air bags are arranged in the cannula head, the pressure of the intercepting air bags is provided with a visual warning function, and the tracheal cannula head is provided with a plurality of intercepting air bags, the pressure of the intercepting air bags is provided with a visual warning function, and the tracheal intubation head is provided with a plurality of intercepting air bags, the pressure of the intercepting air bags is provided with a visual warning function, and the pressure of the intercepting air bags is provided with: the number of the signal lamps (32) is three, and the three signal lamps (32) are LED lamps with different colors.
5. The trachea cannula with visual warning of the pressure of the intercepting air bag according to claim 1, wherein the trachea cannula comprises a cannula body, a cannula head and a cannula head, wherein the cannula head is provided with a plurality of intercepting air bags, and the tracheal cannula head is provided with a plurality of intercepting air bags, the intercepting air bags are arranged in the cannula head, the pressure of the intercepting air bags is provided with a visual warning function, and the tracheal cannula head is provided with a plurality of intercepting air bags, the pressure of the intercepting air bags is provided with a visual warning function, and the tracheal intubation head is provided with a visual warning function: the sealing joint (13) is a pipeline joint with threads, the sealing joint (13) is fixedly and hermetically arranged at the outer end of the air bag pipe (12), and the pressure measuring pipe (21) is hermetically connected with the sealing joint (13) through threads;
the sealing joint (13) extends out of the outer end of the tracheal cannula (1) through the air bag tube (12).
6. The trachea cannula with visual warning of the pressure of the intercepting air bag according to claim 1, wherein the trachea cannula comprises a cannula body, a cannula head and a cannula head, wherein the cannula head is provided with a plurality of intercepting air bags, and the tracheal cannula head is provided with a plurality of intercepting air bags, the intercepting air bags are arranged in the cannula head, the pressure of the intercepting air bags is provided with a visual warning function, and the tracheal cannula head is provided with a plurality of intercepting air bags, the pressure of the intercepting air bags is provided with a visual warning function, and the tracheal intubation head is provided with a visual warning function: the one-way inflation valve (24) is tightly plugged with a seal which can be separated from an externally connected syringe.
CN202122371027.XU 2021-09-29 2021-09-29 Trachea cannula with visual warning of intercepting air bag pressure Active CN216418014U (en)

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CN202122371027.XU CN216418014U (en) 2021-09-29 2021-09-29 Trachea cannula with visual warning of intercepting air bag pressure

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Application Number Priority Date Filing Date Title
CN202122371027.XU CN216418014U (en) 2021-09-29 2021-09-29 Trachea cannula with visual warning of intercepting air bag pressure

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