CN111905238A - Air bag pressure monitoring device - Google Patents

Abstract

The invention relates to the technical field of airbag pressure monitoring, and specifically discloses an airbag pressure monitoring device, which comprises: a main controller, an air pressure detection module, an inflation module and a deflation module. The main controller is communicatively connected, and the inflation module and the deflation module are both connected to the airbag through the inflation and deflation pipeline. The main controller is used to generate a first inflation control signal according to the preset inflation pressure, and can detect the difference between the real-time pressure of the airbag and the preset threshold. When the value exceeds the error range, a second inflation control signal or a deflation control signal is generated; the inflation module is used to inflate the airbag according to the first inflation control signal or the second inflation control signal; the air pressure detection module can detect the real-time pressure of the airbag, and The real-time pressure of the air bag is sent to the main controller; the deflation module is used to deflate the air bag according to it. The airbag pressure monitoring device provided by the present invention can realize precise control of the airbag pressure.

Description

An airbag pressure monitoring device

technical field

The present invention relates to the technical field of airbag pressure monitoring, in particular to an airbag pressure monitoring device.

Background technique

In actual medical and clinical applications, a type of sanitary material is a catheter with an inflatable balloon, such as a tracheostomy tube. This type of catheter with an inflatable balloon needs to inflate the balloon, and the inflation pressure needs to be controlled. In the past, medical staff performed inflation based on experience, and could not control the pressure in real time and accurately. Often, the airway was not tightly sealed due to insufficient pressure, and the inflatable airbag was not sufficiently opened, resulting in the patient's capillary damage caused by excessive airbag pressure. Too high or too low an inflation cuff pressure can cause patient safety concerns.

Therefore, how to achieve precise pressure-controlled inflation and deflation, and ensure that the airbag pressure is within a reliable range, has become a technical problem to be solved by those skilled in the art.

SUMMARY OF THE INVENTION

The present invention provides an airbag pressure monitoring device, which solves the problem in the related art that the airbag pressure cannot be precisely controlled.

As an aspect of the present invention, an airbag pressure monitoring device is provided, which includes: a main controller, an air pressure detection module, an inflation module and a deflation module, wherein the air pressure detection module, the inflation module and the deflation module are all the same as the The main controller is communicatively connected, the inflation module and the deflation module are both connected to the airbag through the inflation and deflation pipeline,

The main controller is configured to generate a first inflation control signal according to a preset inflation pressure, and can generate a second inflation control signal or a deflation control signal when the difference between the real-time pressure of the airbag and the preset threshold exceeds an error range;

The inflation module is used to inflate the airbag according to the first inflation control signal or the second inflation control signal;

The air pressure detection module can detect the real-time pressure of the airbag, and send the real-time pressure of the airbag to the main controller;

The deflation module is configured to deflate the airbag according to the deflation control signal.

Further, the inflation module includes an inflation pump, one end of the inflation pump is connected to the main controller, and the other end of the inflation pump is connected to the airbag through the inflation and deflation pipeline.

Further, the air release module includes a air release valve, and the air release valve is respectively connected to the main controller and the air charging and discharging pipeline.

Further, the air pressure detection module includes an air pressure sensor, and the air pressure sensor is respectively connected with the main controller and the air charging and discharging pipeline.

Further, the airbag pressure monitoring device further includes a safety pressure relief valve, and the safety pressure relief valve is connected with the inflation and deflation pipeline.

Further, the airbag pressure monitoring device further includes a display module, the display module is connected in communication with the main controller, and the display module is used to display the real-time pressure of the airbag in real time.

Further, the airbag pressure monitoring device further includes a button module, the button module is connected in communication with the main controller, and the button module is used for receiving preset information.

Further, the airbag pressure monitoring device further includes an atmospheric temperature sensor, the atmospheric temperature sensor is connected in communication with the main controller, the atmospheric temperature sensor is used for real-time monitoring of the atmospheric temperature, and sends the real-time monitored atmospheric temperature. to the main controller.

Further, the airbag pressure monitoring device further includes a radio frequency module, the radio frequency module is connected in communication with the main controller, and the radio frequency module is used to record the use status information of the inflation and deflation pipeline.

Further, the airbag pressure monitoring device further includes a communication module, the communication module is in communication connection with the main controller, and the communication module is used to realize the communication connection between the main controller and the upper computer.

The airbag pressure monitoring device provided by the present invention can detect the real-time pressure of the airbag through the air pressure detection module, and control the inflation module to inflate according to the real-time pressure or control the deflation module to deflate according to the real-time pressure through the main controller until the pressure of the airbag is satisfied. With a preset threshold, the airbag pressure monitoring device can ensure that the pressure of the airbag works within a reliable range, and can realize precise control of the airbag pressure. In addition, the airbag pressure monitoring device has the advantage of simple structure and easy implementation.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and together with the following specific embodiments, are used to explain the present invention, but do not constitute a limitation to the present invention.

FIG. 1 is a structural block diagram of an airbag pressure monitoring device provided by the present invention.

FIG. 2 is a schematic structural diagram of the airbag pressure monitoring device provided by the present invention.

Detailed ways

It should be noted that the embodiments of the present invention and the features of the embodiments may be combined with each other under the condition of no conflict. The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

In order to enable those skilled in the art to better understand the solutions of the present invention, the technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only Embodiments of some, but not all, of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It should be noted that the terms "first", "second" and the like in the description and claims of the present invention and the above drawings are used to distinguish similar objects, and are not necessarily used to describe a specific sequence or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances for the embodiments of the invention described herein. Furthermore, the terms "comprising" and "having", and any variations thereof, are intended to cover non-exclusive inclusion, for example, a process, method, system, product or device comprising a series of steps or units is not necessarily limited to those expressly listed Rather, those steps or units may include other steps or units not expressly listed or inherent to these processes, methods, products or devices.

In this embodiment, an airbag pressure monitoring device is provided. FIG. 1 is a structural block diagram of the airbag pressure monitoring device 100 provided according to an embodiment of the present invention. As shown in FIG. 1 , it includes: a main controller 110 , an air pressure detection module 120, the inflation module 130 and the deflation module 140, the air pressure detection module 120, the inflation module 130 and the deflation module 140 are all connected in communication with the main controller 110, the inflation module 130 and the deflation module 140 are all connected in communication with the main controller 110. Connect the air bag through the inflation and deflation pipeline,

The main controller 110 is configured to generate a first inflation control signal according to a preset inflation pressure, and can generate a second inflation control signal or a deflation control when the difference between the real-time pressure of the airbag and the preset threshold exceeds an error range Signal;

The inflation module 130 is used to inflate the airbag according to the first inflation control signal or the second inflation control signal;

The air pressure detection module 120 can detect the real-time pressure of the airbag, and send the real-time pressure of the airbag to the main controller;

The deflation module 140 is configured to deflate the airbag according to the deflation control signal.

The airbag pressure monitoring device provided by the embodiment of the present invention can detect the real-time pressure of the airbag through the air pressure detection module, and control the inflation module to inflate according to the real-time pressure through the main controller or control the deflation module to deflate according to the real-time pressure until the airbag is satisfied. The airbag pressure monitoring device can ensure that the pressure of the airbag works within a reliable range, and can realize precise control of the airbag pressure. In addition, the airbag pressure monitoring device has the advantages of simple structure and easy implementation.

It should be understood that when the airbag is inflated for the first time, inflation is achieved by a preset inflation pressure, and when the monitored pressure exceeds a preset threshold, a deflation control signal can be generated to control the deflation module to deflate, and When the monitored pressure is less than the preset threshold, a second inflation control signal can be generated to control the inflation module to inflate the airbag again, and the pressure of the airbag can be stable and accurate through such dynamic adjustment.

As a specific embodiment of the airbag pressure monitoring device, as shown in FIG. 2 , it includes a power adapter 200, a main controller 110, and an inflation and deflation pipeline 300 connected in sequence, and the main controller 110 is provided with an internal thread luer on the side A luer port 111 is provided at one end of the inflation and deflation pipeline 300 with an external thread Luer port 112 matching the internal thread Luer port 111, and the other end of the inflation and deflation pipeline 300 is also provided with an internal thread Luer of the intubation tube. In the interface 113 , an air bag 310 is provided on the inflation and deflation pipeline 300 , and the air bag 310 is close to the side of the main controller 110 .

In addition, a protective cover 320 is provided outside the airbag 310 , and ventilation holes 330 are uniformly provided on the protective cover 320 .

It should be understood that the inflation and deflation pipeline 300 can be visually observed through the external airbag 310 during inflation and deflation, wherein the protective cover 320 protects the airbag.

It should be noted that a bracket 114 is provided at the bottom of the main controller 110 .

As shown in FIG. 2 , the main controller 110 is located in the casing 400 .

Specifically, the inflation module 130 includes an inflation pump, one end of the inflation pump is connected to the main controller 110 , and the other end of the inflation pump is connected to the airbag 310 through the inflation and deflation pipeline.

Specifically, the degassing module 140 includes a degassing valve, and the degassing valve is connected to the main controller 110 and the charging and degassing pipeline 300 respectively.

It should be noted that the airbag pressure monitoring device usually further includes a pump valve control module, the pump valve control module is specifically a circuit for controlling the inflation pump and the switch of the deflation valve, and the main controller of the pump valve control module is communicatively connected , the pump valve control module may specifically include resistors, capacitors, power transistors, etc., and the control terminal is controlled by the main controller.

As shown in FIG. 2 , the airbag pressure monitoring device further includes a power adapter 200 , the power adapter 200 is electrically connected to the main controller 100 , and the power adapter 200 is used to provide the main controller 100 with a working voltage .

Specifically, the air pressure detection module 120 includes an air pressure sensor, and the air pressure sensor is connected to the main controller 110 and the inflation and deflation pipeline 300 respectively.

In some embodiments, the airbag pressure monitoring device 100 further includes a safety relief valve 150 , and the safety relief valve 150 is connected to the inflation and deflation pipeline 300 .

It should be noted that, when the air release valve is faulty or has other problems, part of the pressure can be released by pressing the control safety pressure release valve 150, so as to ensure the normal use of the airbag.

In some embodiments, the airbag pressure monitoring device 100 further includes a display module 160, the display module 160 is connected in communication with the main controller 110, and the display module 160 is configured to display the real-time pressure of the airbag in real time.

Specifically, the display module 160 includes a display screen.

In some embodiments, the airbag pressure monitoring device 100 further includes a button module 170, the button module 170 is connected in communication with the main controller 110, and the button module 170 is configured to receive preset information.

In some embodiments, the main controller 110 includes a microcontroller.

Preferably, the key module 170 includes function keys.

It should be understood that the casing 400 is provided with a display screen hole 410 and a key hole 420 , the display module 160 can be exposed through the display screen hole 410 , and the key module 170 is exposed through the key hole 420 .

In some embodiments, a preset inflation pressure may be input to the main controller 110 through the button module 170, and the main controller 110 generates a first inflation control signal according to the preset inflation pressure, thereby controlling the inflation module 130 to perform Inflate.

In some embodiments, there are 6 buttons, such as: start, stop, set, micro-increase, micro-decrease, timing temporarily (in the case of monitoring, after the button is triggered, within 2 minutes, the device does not monitor the pressure, and the pump The valve does not act, after 2 minutes, automatic monitoring). For some other special buttons, such as timing temporary, in the case of monitoring, a) After the button is triggered, within 2 minutes, the device does not monitor the pressure, and the pump valve does not move, and automatically returns to the monitoring state after 2 minutes; b) After the button is triggered, within 2 minutes, trigger the button again to return to the monitoring state.

In some embodiments, the airbag pressure monitoring device 100 further includes an atmospheric temperature sensor, the atmospheric temperature sensor is connected to the main controller in communication, and the atmospheric temperature sensor is used for real-time monitoring of the ambient temperature around the main controller and The atmospheric pressure is used to calibrate the air pressure detected by the air pressure detection module, and the real-time monitored atmospheric temperature is sent to the main controller.

In some embodiments, the airbag pressure monitoring device 100 further includes a radio frequency module 180, the radio frequency module 180 is connected to the main controller 110 in communication, and the radio frequency module 180 is used for recording the use of the inflation and deflation pipeline status information

It should be noted that the radio frequency module 180 is used to read the information of the connecting pipeline, and can identify other information such as the connecting pipeline model, pipeline code and pipeline production date, so as to realize the matching and monitoring of the connecting pipeline by the host; Further, it is possible to calculate how long the connecting pipeline has been used, as a basis for whether it can be replaced.

It should also be noted that the radio frequency module 180 is usually implemented by commonly used chips in the market, such as RC522, 13.56M.

In some embodiments, the airbag pressure monitoring device 100 further includes a communication module 190, the communication module 190 is connected in communication with the main controller 110, and the communication module 190 is used to realize the main controller and the upper computer communication connection.

In specific implementation, the power adapter 200, the main controller 100 and the inflation and deflation pipeline 300 are respectively connected, wherein the main controller 100 and the inflation and deflation pipeline 300 are connected by a luer joint with internal and external threads, and the inflation and deflation pipeline 300 is connected with a luer joint with internal and external threads. The luer connector with internal and external threads is connected with the intubation tube, which can prevent the inflation tube 300 from slipping, thereby affecting the monitoring of the instrument.

During monitoring, the main controller 100 is activated through the switch 430 provided on the side of the housing 400 , the inflation pressure range is set through the button hole 420 , the inflation module 130 is inflated, and the gas is transferred from the silicone tube to the inflation and deflation pipeline 300 . To the intubation tube, the air pressure detection module 120 senses the pressure of the gas while inflating. When the pressure range is too large, part of the pressure is released through the deflation module 140. If the deflation module 140 fails or has other problems, it can be passed through the button hole 420. Press and control the safety relief valve 150 to release part of the pressure; the inflation and deflation pipeline 300 can be visually observed through the external air bag 310 when inflating and deflating, wherein the protective cover 320 protects the air bag; the above control process can be realized through the communication module. The host computer is communicatively connected, and the host computer writes programs and algorithms into the main controller 110 for realization, and the button module 170, the radio frequency module and the communication module realize automatic control.

The airbag pressure monitoring device provided by the embodiment of the present invention can effectively avoid air leakage of the equipment; the manual pressure relief and automatic pressure relief are integrated into one, which can ensure the stability of the operation of the instrument.

It can be understood that the above embodiments are only exemplary embodiments adopted to illustrate the principle of the present invention, but the present invention is not limited thereto. For those skilled in the art, without departing from the spirit and essence of the present invention, various modifications and improvements can be made, and these modifications and improvements are also regarded as the protection scope of the present invention.

Claims (10)

1. An airbag pressure monitoring device, comprising: the device comprises a main controller, an air pressure detection module, an inflation module and a deflation module, wherein the air pressure detection module, the inflation module and the deflation module are all in communication connection with the main controller, the inflation module and the deflation module are all connected with an air bag through inflation and deflation pipelines,

the main controller is used for generating a first inflation control signal according to a preset inflation pressure and generating a second inflation control signal or a deflation control signal when the difference value between the real-time pressure of the air bag and a preset threshold value exceeds an error range;

the inflation module is used for inflating the airbag according to the first inflation control signal or the second inflation control signal;

the air pressure detection module can detect the real-time pressure of the air bag and send the real-time pressure of the air bag to the main controller; the deflation module is used for deflating the air bag according to the deflation control signal.

2. The airbag pressure monitoring device according to claim 1, wherein the inflation module comprises an inflator pump, one end of the inflator pump is connected with the main controller, and the other end of the inflator pump is connected with the airbag through the inflation and deflation pipeline.

3. The air bag pressure monitoring device according to claim 1, wherein the deflation module comprises a deflation valve, and the deflation valve is respectively connected with the main controller and the inflation and deflation pipeline.

4. The airbag pressure monitoring device according to claim 1, wherein the air pressure detection module comprises an air pressure sensor, and the air pressure sensor is respectively connected with the main controller and the inflation and deflation pipeline.

5. The airbag pressure monitoring device according to any one of claims 1 to 4, further comprising a safety relief valve connected to the inflation/deflation pipeline.

6. The airbag pressure monitoring device according to any one of claims 1 to 4, further comprising a display module, wherein the display module is in communication connection with the main controller, and the display module is used for displaying the real-time pressure of the airbag in real time.

7. The airbag pressure monitoring device according to any one of claims 1 to 4, further comprising a key module, wherein the key module is in communication connection with the main controller, and the key module is configured to receive preset information.

8. The airbag pressure monitoring device according to any one of claims 1 to 4, further comprising an atmospheric temperature sensor, wherein the atmospheric temperature sensor is in communication connection with the main controller, and is configured to monitor an atmospheric temperature in real time and send the monitored atmospheric temperature to the main controller.

9. The airbag pressure monitoring device according to any one of claims 1 to 4, further comprising a radio frequency module, wherein the radio frequency module is in communication connection with the main controller, and the radio frequency module is used for recording the use state information of the inflation and deflation pipelines.

10. The airbag pressure monitoring device according to any one of claims 1 to 4, further comprising a communication module, wherein the communication module is in communication connection with the main controller, and the communication module is used for realizing communication connection between the main controller and an upper computer.

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