CN113018615B - Air pressure control method, device, equipment and medium of surrounding type breathing auxiliary equipment - Google Patents

Abstract

This application relates to the technical field of medical respiratory assistance equipment, and discloses an air pressure control method, device, equipment and medium for an enveloping respiratory assistance equipment. The method includes: obtaining a respiratory assistance start signal; based on the respiratory assistance start signal, obtaining a respiratory assistance Assistance type and breathing stage; controlling the breathing assistance equipment to adjust the air pressure according to the breathing assistance type and the breathing stage to implement breathing assistance using changing air pressure; repeating the steps of obtaining the breathing assistance type and breathing stage , until the respiratory assistance end signal is obtained. This allows the breathing assistance equipment to adjust the air pressure according to the breathing action, without always maintaining the highest air pressure. In the assisted oxygen inhalation mode, it is beneficial to the precipitation of carbon dioxide, and in the lung exercise mode, the lung exercise effect is better.

Description

Air pressure control methods, devices, equipment and media for enveloping breathing assistance equipment

Technical field

The present application relates to the technical field of medical respiratory assistance equipment, and in particular to an air pressure control method, device, equipment and medium for an enveloping respiratory assistance equipment.

Background technique

Respiratory assistance equipment is commonly used in the clinical and health care markets, and can effectively improve the user's breathing ability, such as hyperbaric oxygen chambers, medium-pressure sealed chambers, etc. The working air pressure of existing breathing assistance equipment is set to a constant air pressure higher than the external air pressure. In the assisted oxygen inhalation mode, although the constant air pressure is higher than the external air pressure, the user can breathe air with high oxygen content and high air pressure. gas, which greatly increases the amount of dissolved oxygen in the blood, but the continuous high pressure is not conducive to the precipitation of carbon dioxide and affects the user's gas metabolism efficiency; and in the lung exercise mode, although the constant air pressure higher than the external air pressure can make The user can exercise the lungs better when exhaling, but the exercise effect on the lungs is less effective when inhaling, thus reducing the effect of exercising the lungs.

Contents of the invention

The main purpose of this application is to provide an air pressure control method, device, equipment and medium for an enveloping respiratory assisting equipment, aiming to solve the problem that the working air pressure of the existing breathing assisting equipment is set to a constant air pressure higher than the external air pressure. It is a technical problem that the assisted oxygen inhalation mode is not conducive to the precipitation of carbon dioxide, and the lung training mode has a poor training effect on the lungs when inhaling.

In order to achieve the above-mentioned object of the invention, this application proposes an air pressure control method for an enveloping breathing assistance device, which method includes:

Obtain the breathing assistance start signal;

Based on the respiratory assistance start signal, obtain the respiratory assistance type and respiratory stage;

Control the breathing assistance equipment to adjust the air pressure according to the type of breathing assistance and the breathing stage, so as to implement breathing assistance using changing air pressure;

Repeat the steps of obtaining the respiratory assistance type and respiratory stage until the respiratory assistance end signal is obtained.

Further, the step of controlling the respiratory assistance device to perform respiratory assistance according to the respiratory assistance type and the respiratory stage includes:

When the respiratory assistance type is assisted oxygen inhalation, a first pressurization target air pressure and a first decompression target air pressure are obtained. When the breathing phase is an inhalation phase, the first pressurization target air pressure is controlled according to the first pressurization target air pressure. The breathing assistance device is pressurized, and when the breathing phase is the exhalation phase, the breathing assistance device is controlled to decompress according to the first decompression target air pressure;

When the breathing assistance type is lung exercise, a second pressurization target air pressure and a second decompression target air pressure are obtained, and when the breathing phase is the inhalation phase, control is performed according to the second decompression target air pressure. The breathing assistance device performs decompression, and when the breathing phase is the exhalation phase, the breathing assistance device is controlled to perform pressurization according to the second pressurization target air pressure.

Further, the step of obtaining the breathing assistance start signal includes:

Obtain respiratory assistance preparation signal;

Based on the respiratory assistance preparation signal, obtain the respiratory assistance type;

Obtain the preset target average air pressure according to the respiratory assistance type;

Using the preset target average air pressure, control the breathing assistance equipment to establish the target average air pressure, and obtain a target average air pressure establishment end signal;

The respiratory assistance start signal is generated based on the target average air pressure establishment end signal.

Further, the step of obtaining the first pressurization target air pressure and the first decompression target air pressure includes:

The first pressurization target air pressure and the first decompression target air pressure are obtained according to the breathing assistance type and the preset target average air pressure, wherein the first pressurization target air pressure and the first decompression target air pressure are obtained. The average value of the target air pressure is equal to the preset target average air pressure;

The step of obtaining the second pressurization target air pressure and the second decompression target air pressure includes:

The second pressurization target air pressure and the second decompression target air pressure are obtained according to the breathing assistance type and the preset target average air pressure, wherein the second pressurization target air pressure and the second decompression target air pressure are obtained. The average value of the target air pressure is equal to the preset target average air pressure.

Further, the steps of obtaining the respiratory assistance type and respiratory stage include:

Get the respiratory assistance type;

According to the breathing assistance type, obtain a breathing duration and stage correspondence table;

Obtain the start signal sending time of the respiratory assistance start signal;

Get the current time;

Subtract the start signal sending time from the current time to obtain the duration to be analyzed;

The duration to be analyzed is matched in the respiratory duration and stage correspondence table to obtain the respiratory stage.

Further, the step of obtaining the respiratory assistance type and respiratory stage also includes:

Get the respiratory assistance type;

Obtain sensor measurement signals sent by the respiration tracking sensor at preset time intervals;

The respiratory stage is obtained by making a judgment based on the respiratory assistance type and the sensor measurement signal.

Further, when the breathing phase is an inhalation phase, the step of controlling the breathing assistance device to pressurize according to the first pressurization target air pressure includes:

Obtain the expiration end signal of the expiration stage, obtain and play the inhalation start prompt voice signal based on the expiration end signal, and control the breathing assistance device to perform pressurization according to the first pressurization target air pressure;

The step of controlling the breathing assistance device to decompress according to the first decompression target air pressure when the breathing phase is the exhalation phase includes:

Obtain the inhalation end signal of the inhalation stage, obtain and play the exhalation start prompt voice signal based on the inhalation end signal, and control the breathing assistance device to decompress according to the first decompression target air pressure.

Further, when the breathing phase is an inhalation phase, the breathing assistance device is controlled to pressurize according to the first pressurization target air pressure, and when the breathing phase is an exhalation phase, the breathing assistance device is controlled according to the first pressurization target air pressure. A decompression target air pressure controls the steps of decompressing the respiratory assistance equipment, including:

When the breathing phase is the inhalation phase, the first preset inhalation duration, the first offset and the first assist coefficient are obtained. According to the first pressurization target air pressure, the first preset inhalation The breath duration, the first offset and the first assist coefficient are calculated using a logarithmic curve to obtain a first logarithmic curve, and the breathing assistance device is controlled to perform pressurization according to the first logarithmic curve;

When the breathing phase is the exhalation phase, the first preset exhalation duration, the second offset and the second assist coefficient are obtained. According to the first decompression target air pressure, the first preset exhalation The breath duration, the second offset and the second assist coefficient are calculated using a logarithmic curve to obtain a second logarithmic curve, and the breathing assistance device is controlled to decompress according to the second logarithmic curve.

Further, the logarithmic curve calculation is performed based on the first pressurization target air pressure, the first preset inhalation duration, the first offset and the first auxiliary coefficient to obtain a first logarithmic curve. Curve steps, the calculation formula _L1 of the first logarithmic curve is:

L ₁ =b ₁ *(log _a1 (x+f ₁ )-c ₁ )

T ₁ =b ₁ *(log _a1 (d ₁ +f ₁ )-c ₁ )

0＝b ₁ *(log _a1 (f ₁ )-c ₁ )

Wherein, x is the current time minus the current start time of the inhalation phase when the respiratory assistance type is assisted oxygen inhalation, x is a variable; b ₁ is the first assistance coefficient, c ₁ is the first Offset, d ₁ is the first preset inhalation duration, f ₁ is the displacement variable, T ₁ is the first pressurization target air pressure minus the first decompression target air pressure, a1 is greater than 1, so The first offset is a constant, the first auxiliary coefficient is a constant greater than 0, and log() is a logarithmic function;

The step of calculating a logarithmic curve based on the first decompression target air pressure, the first preset exhalation duration, the second offset and the second auxiliary coefficient to obtain a second logarithmic curve , the calculation formula L ₂ of the second logarithmic curve is:

L ₂ =b ₂ *(log _a2 (y+f ₂ )-c ₂ )

0＝b ₂ *(log _a2 (d ₂ +f ₂ )-c ₂ )

T ₂ =b ₂ *(log _a2 (f ₂ )-c ₂ )

Wherein, y is the current time minus the current start time of the exhalation phase when the respiratory assistance type is assisted oxygen inhalation, y is a variable; b ₂ is the second assistance coefficient, c ₂ is the second Offset, d ₂ is the first preset exhalation duration, f ₂ is the displacement variable, T ₂ is the first pressurization target air pressure minus the first decompression target air pressure, a2 is greater than 0 and less than 1. The second offset is a constant, the second auxiliary coefficient is a constant greater than 0, and log() is a logarithmic function.

Further, when the breathing phase is the inhalation phase, the breathing assistance device is controlled to decompress according to the second decompression target air pressure, and when the breathing phase is the exhalation phase, The step of controlling the breathing assistance device to pressurize according to the second pressurization target air pressure includes:

When the breathing phase is the inhalation phase, a second preset inhalation duration, a third offset and a third assist coefficient are obtained. According to the second decompression target air pressure, the second preset inhalation The breath duration, the third offset and the third assist coefficient are calculated using a logarithmic curve to obtain a third logarithmic curve, and the breathing assistance device is controlled to decompress according to the third logarithmic curve;

When the breathing phase is the exhalation phase, a second preset exhalation duration, a fourth offset and a fourth assist coefficient are obtained, and according to the second pressurization target air pressure, the second preset exhalation The breath duration, the fourth offset and the fourth assist coefficient are calculated using a logarithmic curve to obtain a fourth logarithmic curve, and the breathing assist device is controlled to perform pressurization according to the fourth logarithmic curve.

Further, a logarithmic curve calculation is performed based on the second decompression target air pressure, the second preset inhalation duration, the third offset and the third assist coefficient to obtain the third logarithmic curve. Step, the calculation formula _L3 of the third logarithmic curve is:

L ₃ =b ₃ *(log _a3 (z+f ₃ )-c ₃ )

0＝b ₃ *(log _a3 (d ₃ +f ₃ )-c ₃ )

T ₃ =b ₃ *(log _a3 (f ₃ )-c ₃ )

Where, z is the respiratory assistance type, which is the current time minus the current start time of the inhalation phase when exercising the lungs, z is a variable; b ₃ is the third assistance coefficient, c ₃ is the third Offset, d ₃ is the second preset inhalation duration, f ₃ is the displacement variable, T ₃ is the second pressurization target air pressure minus the second decompression target air pressure, a3 is greater than 0 and less than 1. The third offset is a constant, the third auxiliary coefficient is a constant greater than 0, and log() is a logarithmic function;

The step of calculating a logarithmic curve according to the second pressurization target air pressure, the second preset exhalation duration, the fourth offset and the fourth auxiliary coefficient to obtain a fourth logarithmic curve. The calculation formula L ₄ of the fourth logarithmic curve is:

L ₄ =b ₄ *(log _a4 (p+f ₄ )-c ₄ )

T ₄ =b ₄ *(log _a4 (d ₄ +f ₄ )-c ₄ )

0＝b ₄ *(log _a4 (f ₄ )-c ₄ )

Wherein, p is the respiratory assistance type, which is the current time minus the current start time of the exhalation phase when exercising the lungs, p is a variable; b ₄ is the fourth assistance coefficient, c ₄ is the fourth Offset, d ₄ is the second preset exhalation duration, f ₄ is the displacement variable, T ₄ is the second pressurization target air pressure minus the second decompression target air pressure, a4 is greater than 1, so The fourth offset is a constant, the fourth auxiliary coefficient is a constant greater than 0, and log() is a logarithmic function.

This application also proposes an air pressure control device for enveloping breathing assistance equipment, which device includes:

Start signal acquisition module, used to obtain the respiratory assistance start signal;

A breathing assistance control module, configured to obtain the breathing assistance type and breathing stage based on the breathing assistance start signal, and control the breathing assistance equipment to adjust the air pressure according to the breathing assistance type and the breathing stage to achieve the use of changing air pressure. Perform breathing assistance, and repeat the steps of obtaining the breathing assistance type and breathing stage until the breathing assistance end signal is obtained.

This application also proposes an enveloping breathing assistance device, which includes a memory and a processor. The memory stores a computer program. When the processor executes the computer program, it implements the steps of any of the above methods.

This application also proposes a computer device, which includes a memory and a processor. The memory stores a computer program. When the processor executes the computer program, the steps of any of the above methods are implemented.

This application also proposes a computer-readable storage medium on which a computer program is stored, and when the computer program is executed by a processor, the steps of any of the above methods are implemented.

The air pressure control method, device, equipment and medium of the enclosed breathing assistance equipment of the present application obtain the breathing assistance start signal, and obtain the breathing assistance type and breathing stage based on the breathing assistance starting signal. The breathing phase controls the breathing assistance equipment to adjust the air pressure to achieve breathing assistance using changing air pressure. Repeat the steps of obtaining the breathing assistance type and breathing phase until the breathing assistance end signal is obtained, so that the breathing assistance equipment can be adjusted according to the breathing assistance type and breathing phase. The breathing action adjusts the air pressure, and it is not necessary to always maintain the highest air pressure. In the auxiliary oxygen inhalation mode, it is conducive to the precipitation of carbon dioxide. In the lung exercise mode, the lung exercise effect is better.

Description of the drawings

Figure 1 is a schematic flowchart of an air pressure control method for an enveloping breathing assistance device according to an embodiment of the present application;

Figure 2 is a schematic block diagram of the structure of the air pressure control device of the enveloping breathing assistance equipment according to an embodiment of the present application;

FIG. 3 is a schematic structural block diagram of a computer device according to an embodiment of the present application.

The realization of the purpose, functional features and advantages of the present application will be further described with reference to the embodiments and the accompanying drawings.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present application more clear, the present application will be further described in detail below with reference to the drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present application and are not used to limit the present application.

In order to solve the problem that the working air pressure of the existing breathing assistance equipment is set to a constant air pressure higher than the external air pressure, it is not conducive to the precipitation of carbon dioxide in the assisted oxygen inhalation mode, and it causes damage to the lungs during inhalation in the lung exercise mode. To solve the technical problem of poor exercise effect, this application proposes an air pressure control method for enveloping respiratory assistance equipment. The method is applied in the technical field of medical respiratory assistance equipment. The air pressure control method of the surrounding breathing assisting equipment is to pressurize during the inhalation stage and depressurize during the exhalation stage when assisting oxygen inhalation, so that the breathing assisting equipment adjusts the air pressure according to the breathing action without always maintaining it at the highest level. The air pressure provides the highest air pressure when inhaling in the auxiliary oxygen inhalation mode and requires dissolved oxygen, ensuring the oxygen inhalation effect. It provides the lowest air pressure when exhaling in the auxiliary oxygen inhalation mode and carbon dioxide needs to be precipitated, thus facilitating the precipitation of carbon dioxide and improving the use of the air. The patient's gas metabolism efficiency; by decompressing during the inhalation phase and increasing pressure during the exhalation phase when exercising the lungs, the breathing assistance equipment adjusts the air pressure according to the breathing action without always maintaining the highest air pressure. In the partial mode, it provides the highest air pressure when exhaling and the lowest air pressure when inhaling, which is beneficial to improving the exercise effect on the lungs.

Referring to Figure 1, an embodiment of the present application provides a method for controlling air pressure of an enveloping breathing assistance device. The method includes:

S1: Obtain the breathing assistance start signal;

S2: Based on the respiratory assistance start signal, obtain the respiratory assistance type and respiratory stage;

S3: Control the breathing assistance equipment to adjust the air pressure according to the breathing assistance type and the breathing stage, so as to implement breathing assistance using changing air pressure;

S4: Repeat the steps of obtaining the respiratory assistance type and respiratory stage until the respiratory assistance end signal is obtained.

In this embodiment, the breathing assistance start signal is obtained, the breathing assistance type and the breathing stage are obtained based on the breathing assistance starting signal, and the breathing assistance equipment is controlled to adjust the air pressure according to the breathing assistance type and the breathing stage, so as to realize the use of Perform breathing assistance with changing air pressure, and repeat the steps of obtaining the breathing assistance type and breathing stage until the breathing assistance end signal is obtained, so that the breathing assistance equipment adjusts the air pressure according to the breathing action without always maintaining the highest air pressure. The oxygen inhalation mode is beneficial to the precipitation of carbon dioxide, and the lung exercise mode has a better lung exercise effect.

For S1, it can be a respiratory assistance start signal sent by the user, a respiratory assistance start signal sent by a third-party application system, or a respiratory assistance start signal triggered by the program file that implements this application.

The respiratory assistance start signal refers to the signal that controls the respiratory assistance equipment to start respiratory assistance.

Surrounding breathing assistance equipment is breathing assistance equipment that surrounds the user's whole body or upper body. Respiratory assistance equipment includes a respiratory sealing chamber, which is used to accommodate the user's whole body or upper body. Respiratory assistance equipment includes but is not limited to: hyperbaric oxygen chamber, medium pressure airtight chamber, and lung exercise machine. .

For S2, based on the respiratory assistance start signal, the respiratory assistance type can be obtained from the database, the respiratory assistance type input by the user, or the respiratory assistance type sent by the third-party application system, or the respiratory assistance type can be written into the program files that implement this application.

Based on the breathing assistance start signal, the breathing stage of the user of the breathing assistance device can be obtained in real time, or the breathing stage can be determined according to a preset breathing mode.

Types of respiratory assistance include: assisted oxygen inhalation and lung exercise. Assisted oxygen inhalation is used for users of assisted breathing equipment to improve the effect of oxygen inhalation and promote gas metabolism efficiency. Lung Exercise, used by users of assisted breathing aids to exercise the breathing ability of the lungs.

The breathing phases include: inhalation phase and expiration phase. The inhalation phase refers to filling the lungs with air from the outside to the inside. The exhalation phase refers to the removal of air from the lungs to the outside of the lungs.

For S3, according to the type of breathing assistance, determine the air pressure adjustment scheme adopted for each sub-stage of the breathing stage, and use the determined air pressure adjustment scheme to control the breathing assistance equipment to adjust the air pressure, so that the user of the breathing assistance equipment can adjust the air pressure during breathing. During the process of breathing and inhaling, the breathing assistance equipment provides changing air pressure for breathing assistance. This allows the breathing assistance equipment to adjust the air pressure according to the breathing action, without having to always maintain the highest air pressure.

The air pressure adjustment scheme includes: any one of uniform pressure increase, uniform pressure reduction, non-uniform pressure increase, and non-uniform pressure decompression. Uniform pressurization means that the speed of pressurization is the same. Uniform decompression means that the speed of decompression is the same. Non-uniform pressurization means that the speed of pressurization changes according to the time of pressurization. Non-uniform decompression means that the speed of decompression changes according to the time of decompression.

The breathing assistance equipment is controlled to adjust the air pressure according to the breathing assistance type and the breathing stage, so as to implement breathing assistance using changing air pressure, that is, to adjust the air pressure of the surrounding environment of the user of the breathing assistance equipment to use To achieve breathing assistance using changing ambient air pressure. This allows the breathing assistance equipment to adjust the ambient air pressure according to the breathing movement, without always maintaining the highest air pressure. In the assisted oxygen inhalation mode, it is conducive to the precipitation of carbon dioxide, and in the lung exercise mode, the lung exercise effect is better.

Among them, pressurization can be achieved by reducing the volume of the gas-containing cavity of the respiratory airtight cabin of the respiratory assistance device or injecting gas into the gas-accommodating cavity of the respiratory airtight cabin of the respiratory assistance device; pressurization can be achieved by increasing The volume of the gas-containing cavity of the respiratory sealing chamber or the gas in the gas-containing cavity of the respiratory sealing chamber of the breathing assistance device is discharged to achieve decompression.

For S4, steps S2 to S4 are repeatedly executed until the respiratory assistance end signal is obtained.

It may be a respiratory assistance end signal sent by the user, a respiratory assistance end signal sent by a third-party application system, or a respiratory assistance end signal triggered by a program file that implements the present application.

The respiratory assistance end signal refers to the signal that controls the respiratory assistance equipment to stop respiratory assistance. The respiratory assistance end signal can be used to control the respiratory assistance equipment to enter the pause state, or to control the breathing assistance equipment to adjust the air pressure of the respiratory airtight chamber to the air pressure of the environment where the respiratory assistance equipment is located.

In one embodiment, the above-mentioned step of obtaining the respiratory assistance start signal includes:

S31: When the respiratory assistance type is assisted oxygen inhalation, obtain the first pressurization target air pressure and the first decompression target air pressure. When the breathing phase is the inhalation phase, control based on the first pressurization target air pressure. The breathing assistance device is pressurized, and when the breathing phase is the exhalation phase, the breathing assistance device is controlled to decompress according to the first decompression target air pressure;

S32: When the breathing assistance type is lung exercise, obtain the second pressurization target air pressure and the second decompression target air pressure. When the breathing phase is the inhalation phase, obtain the second pressurization target air pressure according to the second decompression target. The air pressure controls the breathing assistance device to decompress, and when the breathing phase is the exhalation phase, the breathing assistance device is controlled to pressurize according to the second pressurization target air pressure;

In this embodiment, when the breathing assistance type is assisted oxygen inhalation, the first pressurization target air pressure and the first decompression target air pressure are obtained. When the breathing phase is the inhalation phase, the breathing assistance equipment is controlled according to the first pressurization target air pressure. Pressurization, when the breathing phase is the exhalation phase, the breathing assistance equipment is controlled to decompress according to the first decompression target air pressure, so that the breathing assistance equipment adjusts the air pressure according to the breathing action, without always maintaining the highest air pressure. In the oxygen mode, the highest air pressure is provided when inhaling dissolved oxygen is required, ensuring the oxygen inhalation effect. In the assisted oxygen inhaling mode, the lowest air pressure is provided when exhaling carbon dioxide is required, which is beneficial to the precipitation of carbon dioxide and improves the user's gas metabolism efficiency. ; When the breathing assistance type is lung exercise, obtain the second pressurization target air pressure and the second decompression target air pressure. When the breathing phase is the inhalation phase, control the breathing assistance equipment to decompress according to the second decompression target air pressure. When the breathing phase is the exhalation phase, the breathing assistance device is controlled to pressurize according to the second pressurization target air pressure, so that the breathing assistance device adjusts the air pressure according to the breathing action without always maintaining the highest air pressure. In the lung exercise mode It provides the highest air pressure when exhaling and the lowest air pressure when inhaling, which is beneficial to improving the exercise effect on the lungs.

For S31, when the type of respiratory assistance is assisted oxygen inhalation, it means that the user of the respiratory assistance device needs to improve the effect of oxygen inhalation and promote gas metabolism efficiency.

Among them, the first pressurization target air pressure can be obtained from the database, or the first pressurization target air pressure input by the user can be obtained, or the first pressurization target air pressure sent by a third-party application system, or the first pressurization target air pressure can be obtained. The target air pressure is written into the program file that implements this application. The first pressurization target air pressure is the highest air pressure in the airtight chamber that the breathing assistance equipment will breathe when the type of breathing assistance is assisted oxygen inhalation.

Among them, the first decompression target air pressure can be obtained from the database, or the first decompression target air pressure input by the user can be obtained, or it can be the first decompression target air pressure sent by a third-party application system, or the first decompression target air pressure can be obtained. The target air pressure is written into the program file that implements this application. The first decompression target air pressure is the lowest air pressure in the airtight chamber that the breathing assistance equipment will breathe when the type of breathing assistance is assisted oxygen inhalation.

Wherein, the first pressurization target air pressure is greater than the first decompression target air pressure. The first pressurization target air pressure refers to the highest air pressure of the breathing sealed chamber of the breathing assistance equipment when the breathing assistance type is assisted oxygen inhalation. The first decompression target air pressure refers to the lowest air pressure of the breathing sealed chamber of the breathing assistance equipment when the breathing assistance type is assisted oxygen inhalation.

For S32, when the breathing assistance type is lung exercise, it means that the user of the assisted breathing assistance device exercises the breathing ability of the lungs.

Among them, the second pressurization target air pressure can be obtained from the database, or the second pressurization target air pressure input by the user, or the second pressurization target air pressure sent by a third-party application system, or the second pressurization target air pressure can be obtained. The target air pressure is written into the program file that implements this application. The second pressurization target air pressure is the highest air pressure of the airtight chamber that the breathing assistance equipment will breathe when the breathing assistance type is to exercise the lungs.

Among them, the second decompression target air pressure can be obtained from the database, or the second decompression target air pressure input by the user, or the second decompression target air pressure sent by a third-party application system, or the second decompression target air pressure can be obtained. The target air pressure is written into the program file that implements this application. The second decompression target air pressure is the lowest air pressure of the airtight chamber that the breathing assistance equipment will breathe when the breathing assistance type is to exercise the lungs.

Wherein, the second pressurization target air pressure is greater than the second decompression target air pressure. The second pressurization target air pressure refers to the highest air pressure of the respiratory sealing chamber of the respiratory assistance equipment when the breathing assistance type is lung exercise. The second decompression target air pressure refers to the lowest air pressure of the respiratory sealing chamber of the respiratory assistance equipment when the breathing assistance type is lung exercise.

It can be understood that the second pressurization target air pressure may be greater than the first pressurization target air pressure, may be equal to the first pressurization target air pressure, or may be less than the first pressurization target air pressure. The second decompression target air pressure may be greater than the first decompression target air pressure, may be equal to the first decompression target air pressure, or may be less than the first decompression target air pressure.

In one embodiment, the above-mentioned step of obtaining the respiratory assistance start signal includes:

S11: Obtain the breathing assistance preparation signal;

S12: Based on the respiratory assistance preparation signal, obtain the respiratory assistance type;

S13: Obtain the preset target average air pressure according to the respiratory assistance type;

S14: Using the preset target average air pressure, control the respiratory assistance equipment to establish the target average air pressure, and obtain a target average air pressure establishment end signal;

S15: Generate the respiratory assistance start signal based on the target average air pressure establishment end signal.

This embodiment first controls the respiratory assistance equipment to establish the target average air pressure according to the respiratory assistance preparation signal, and then controls the respiratory assistance equipment to establish the target average air pressure, thereby facilitating the timely provision of respiratory assistance services and improving user experience. .

For S11, it can be a respiratory assistance preparation signal sent by the user, a respiratory assistance preparation signal sent by a third-party application system, or a respiratory assistance preparation signal triggered by the program file that implements this application.

The respiratory assistance preparation signal refers to a signal that controls the respiratory assistance equipment to start preparations for respiratory assistance.

For S12, based on the respiratory assistance preparation signal, the respiratory assistance type can be obtained from the database, the respiratory assistance type input by the user, or the respiratory assistance type sent by a third-party application system, or The respiratory assistance type can be written into the program file that implements the present application.

For S13, obtain the preset target average air pressure from the database according to the respiratory assistance type.

It can be understood that the values of the preset target average air pressure obtained when the breathing assistance types are different may or may not be the same.

The preset target average air pressure is the air pressure established in the breathing airtight chamber of the breathing assistance equipment when the breathing assistance equipment starts to prepare for breathing assistance.

For S14, control the breathing assistance equipment to establish a target average air pressure in the breathing airtight cabin so that the air pressure in the breathing airtight cabin is the same as the preset target average air pressure. When the air pressure in the breathing airtight cabin is the same as the preset target average air pressure, When the air pressures are the same, a target average air pressure establishment end signal is generated.

For S15, when the target average air pressure establishment end signal is obtained, it means that the air pressure in the breathing airtight cabin is ready for breathing assistance at this time, and the breathing assistance equipment is controlled to stop adjusting the air pressure in the breathing airtight cabin. At this time The respiratory assistance start signal will be generated to start respiratory assistance services.

In one embodiment, the above steps of obtaining the first pressurization target air pressure and the first decompression target air pressure include:

S3111: Obtain the first pressurization target air pressure and the first decompression target air pressure according to the breathing assistance type and the preset target average air pressure, wherein the first pressurization target air pressure and the first decompression target air pressure are An average value of the decompression target air pressure is equal to the preset target average air pressure;

The step of obtaining the second pressurization target air pressure and the second decompression target air pressure includes:

S3211: Obtain the second pressurization target air pressure and the second decompression target air pressure according to the breathing assistance type and the preset target average air pressure, wherein the second pressurization target air pressure and the second decompression target air pressure are obtained. The average value of the two decompression target air pressures is equal to the preset target average air pressure.

In this embodiment, the preset target average air pressure is used as the average air pressure for pressurization and decompression, and a constant average air pressure is used, which is beneficial to improving the user experience.

For S3111, the auxiliary oxygen inhalation of the respiratory assistance type and the preset target average air pressure are used to search in the parameter library, and the found pressurization target air pressure is used as the first pressurization target air pressure, and the searched The obtained decompression target air pressure is used as the first decompression target air pressure. The average value of the first pressurization target air pressure and the first decompression target air pressure is calculated, and the calculated average value is equal to the preset target average air pressure.

The parameter library includes: breathing assistance type, target average air pressure, and target air pressure pair. The target air pressure pair includes: a pressurization target air pressure and a decompression target air pressure. Each breathing assistance type corresponds to one or more target average air pressures, and each target average air pressure of the same breathing assistance type corresponds to a target air pressure pair. For example, when the respiratory assistance type is assisted oxygen inhalation, the target average air pressure is 1.2 times the standard atmospheric pressure, the target pressure for pressurization is 1.25 times the standard atmospheric pressure, and the target pressure for decompression is 1.15 times the standard atmospheric pressure. There are no specific limitations in this example. .

Optionally, the parameter library also includes: treatment level. It can be understood that each breathing assistance type corresponds to one or more treatment levels, each treatment level corresponding to the same breathing assistance type corresponds to one or more target average air pressures, and each target corresponding to the same treatment level of the same breathing assistance type The average pressure corresponds to a target pressure pair.

For S3211, the exercise lungs of the breathing assistance type and the preset target average air pressure are searched in the parameter library, and the found pressurized target air pressure is used as the second pressurized target air pressure, and the searched The obtained decompression target air pressure is used as the second decompression target air pressure. The average value of the second pressurization target air pressure and the second decompression target air pressure is calculated, and the calculated average value is equal to the preset target average air pressure.

In one embodiment, the above steps of obtaining the respiratory assistance type and respiratory stage include:

S211: Obtain the respiratory assistance type;

S212: Obtain the breathing duration and stage correspondence table according to the breathing assistance type;

S213: Obtain the start signal sending time of the respiratory assistance start signal;

S214: Get the current time;

S215: Subtract the start signal sending time from the current time to obtain the duration to be analyzed;

S216: Match the duration to be analyzed in the respiratory duration and stage correspondence table to obtain the respiratory stage.

This embodiment realizes the determination of the breathing stage according to the breathing duration and stage correspondence table, thereby simplifying the implementation method of the air pressure control method of the present application.

For S212, the respiratory assistance types can be matched in a database or a third-party application system or a program file that implements this application, and the corresponding table corresponding to the matched type can be used as a breathing duration and stage correspondence table.

The correspondence table between breathing duration and stages includes: breathing duration interval and stage data. The breath duration interval includes: breath duration start time and breath duration end time. Phase data includes: inhalation phase and expiration phase.

For S213, the start signal sending time of the respiratory assistance start signal can be obtained from the database.

The start signal sending time is the time when the respiratory assistance start signal is obtained.

For S214, the current world time can be obtained as the current time.

For S215, the start signal sending time is subtracted from the current time, and the calculated duration is used as the duration to be analyzed.

For S216, the duration to be analyzed is matched in the breath duration interval of the breath duration and stage correspondence table, and the stage data corresponding to the breath duration interval matched in the breath duration and stage correspondence table is used as the stage data. Describe the breathing stages.

In one embodiment, the above-mentioned step of obtaining the respiratory assistance type and respiratory stage further includes:

S221: Obtain the respiratory assistance type;

S222: Obtain the sensor measurement signal sent by the respiration tracking sensor at a preset time interval;

S223: Make a judgment based on the respiratory assistance type and the sensor measurement signal to obtain the respiratory stage.

This embodiment realizes the real-time determination of the breathing stage based on the sensor measurement signal, thereby improving the accuracy of the air pressure control method of the present application, improving the effect of breathing assistance, and further improving the user experience.

For S222, the respiration tracking sensor monitors the user's respiration data in real time, and sends sensor measurement signals at preset time intervals based on the monitored data.

Respiration tracking sensors include but are not limited to: one or more of pressure sensors, ultrasonic sensors, light sensors, and airflow sensors.

For S223, perform digital signal conversion on the sensor measurement signal to obtain the air pressure value to be analyzed; obtain the digital signal and stage correspondence table; combine the respiratory assistance type and the air pressure value to be analyzed in the digital signal and stage correspondence table Search, and use the found phase data as the respiratory phase.

The correspondence table between digital signals and stages includes: respiratory assistance type, digital signal interval, and stage data. The digital signal interval includes: digital signal start value and digital signal end value.

In one embodiment, the above-mentioned step of controlling the breathing assist device to pressurize according to the first pressurization target air pressure when the breathing phase is an inhalation phase includes:

S3121: Obtain the exhalation end signal of the exhalation stage, obtain and play the inhalation start prompt voice signal based on the exhalation end signal, and control the breathing assistance device to perform acceleration according to the first pressurization target air pressure. pressure;

The step of controlling the breathing assistance device to decompress according to the first decompression target air pressure when the breathing phase is the exhalation phase includes:

S3221: Obtain the inhalation end signal of the inhalation stage, obtain and play the exhalation start prompt voice signal based on the inhalation end signal, and control the breathing assistance device to perform decompression according to the first decompression target air pressure. pressure.

This embodiment achieves the acquisition and playback of prompt voice signals based on the end signal, which is conducive to controlling the breathing assistance equipment to pressurize or decompress according to the preset mode, and is conducive to achieving the expected respiratory assistance target.

For S3121, obtain the expiration end signal sent by the program file that implements this application. When the expiration end signal is received, the inhalation start prompt voice signal can be obtained from the database, or it can be the inhalation start signal sent by a third-party application system. Prompt a voice signal, play the acquired inhalation start prompt voice signal, and control the breathing assistance device to pressurize based on the exhalation end signal until the air pressure of the breathing sealing chamber of the breathing assistance device reaches the third A pressurized target air pressure.

It can be understood that the steps of obtaining and playing the voice signal prompting the start of inhalation and controlling the breathing assist device to pressurize according to the first pressurization target air pressure can be started synchronously or asynchronously.

For S3221, obtain the inhalation end signal sent by the program file that implements this application. When the inhalation end signal is received, the exhalation start prompt voice signal can be obtained from the database, or it can be the exhalation start signal sent by a third-party application system. Prompt a voice signal, play the obtained exhalation start prompting voice signal, and control the respiratory assistance device to decompress based on the inhalation end signal until the air pressure of the respiratory sealing chamber of the respiratory assistance device reaches the first Decompression target air pressure.

It can be understood that the steps of obtaining and playing the exhalation start prompt voice signal and controlling the breathing assistance device to decompress according to the first decompression target air pressure may be started synchronously or asynchronously.

Optionally, when the breathing phase is the inhalation phase, the step of controlling the breathing assistance device to decompress according to the second decompression target air pressure includes: obtaining the breath value of the exhalation phase. The end-of-inhalation signal is based on the end-of-exhalation signal, obtains and plays the voice signal prompting the start of inhalation, and controls the breathing assistance device to decompress according to the second decompression target air pressure.

Optionally, when the breathing phase is the exhalation phase, the step of controlling the breathing assist device to pressurize according to the second pressurization target air pressure includes: obtaining the inhalation value of the inhalation phase. The end-of-breathing signal is based on the end-of-breathing signal, acquiring and playing the exhalation start prompt voice signal, and controlling the breathing assistance device to pressurize according to the second pressurization target air pressure.

In one embodiment, when the breathing phase is an inhalation phase, the breathing assistance device is controlled to pressurize according to the first pressurization target air pressure, and when the breathing phase is an exhalation phase, the breathing assistance device is controlled according to the first pressurization target air pressure. The step of controlling the first decompression target air pressure to decompress the breathing assistance device includes:

S3131: When the breathing phase is the inhalation phase, obtain the first preset inhalation duration, the first offset and the first assist coefficient. According to the first pressurization target air pressure, the first preset Suppose the inhalation duration, the first offset and the first assist coefficient are calculated using a logarithmic curve to obtain a first logarithmic curve, and the breathing assistance device is controlled to perform pressurization according to the first logarithmic curve;

S3132: When the breathing stage is the exhalation stage, obtain the first preset exhalation duration, the second offset and the second assist coefficient. According to the first decompression target air pressure, the first preset Assuming the exhalation duration, the second offset and the second assist coefficient, a logarithmic curve calculation is performed to obtain a second logarithmic curve, and the respiratory assistance device is controlled to decompress according to the second logarithmic curve.

This embodiment implements logarithmic curve calculation based on the first pressurization target air pressure, the first preset inhalation duration, the first offset and the first auxiliary coefficient to obtain the first logarithm curve, so that the initial pressurization speed is fast and the subsequent pressurization speed is slow, which is consistent with the inhalation habit, thus improving the effect of improving oxygen inhalation and promoting gas metabolism efficiency; and according to the first decompression target air pressure, the The first preset exhalation duration, the second offset and the second auxiliary coefficient are calculated using a logarithmic curve to obtain a second logarithmic curve, thereby making the initial decompression faster and subsequent decompression faster. Slow, consistent with exhalation habits, thereby improving the release efficiency of carbon dioxide and promoting gas metabolism efficiency.

For S3131, the first preset inhalation duration can be obtained from the database, or the first preset inhalation duration input by the user, or the first preset inhalation duration sent by the third-party application system, or The first preset inhalation duration can be written into the program file implementing the present application.

Among them, the first offset can be obtained from the database, or the first offset input by the user, or the first offset sent by the third-party application system, or the first offset can be written into Implement the program files of this application.

Among them, the first auxiliary coefficient can be obtained from the database, or the first auxiliary coefficient input by the user can be obtained, or it can be the first auxiliary coefficient sent by a third-party application system, or the first auxiliary coefficient can be written into the implementation of the present application. in the program file.

Wherein, a logarithmic curve is calculated according to the first pressurization target air pressure, the first preset inhalation duration, the first offset and the first auxiliary coefficient to obtain a first logarithmic curve, so The calculation formula L ₁ of the first logarithmic curve is:

L ₁ =b ₁ *(log _a1 (x+f ₁ )-c ₁ )

T ₁ =b ₁ *(log _a1 (d ₁ +f ₁ )-c ₁ )

0＝b ₁ *(log _a1 (f ₁ )-c ₁ )

Wherein, x is the current time minus the current start time of the inhalation phase when the respiratory assistance type is assisted oxygen inhalation, x is a variable; b ₁ is the first assistance coefficient, c ₁ is the first Offset, d ₁ is the first preset inhalation duration, f ₁ is the displacement variable, T ₁ is the first pressurization target air pressure minus the first decompression target air pressure, a1 is greater than 1, so The first offset is a constant, the first auxiliary coefficient is a constant greater than 0, and log() is a logarithmic function. As a result, the initial pressurization speed is fast and the subsequent pressurization speed is slow.

The breathing assistance equipment is controlled to be pressurized according to the first logarithmic curve, that is, the value of the calculation formula _L1 of the first logarithmic curve is multiplied by the standard atmospheric pressure to obtain the pressure in the breathing sealed chamber of the breathing assistance equipment. The changing trend of air pressure. As a result, the initial pressurization speed is fast and the subsequent pressurization speed is slow.

For S3132, the first preset exhalation duration can be obtained from the database, or the first preset exhalation duration input by the user, or the first preset exhalation duration sent by the third-party application system, or The first preset exhalation duration can be written into the program file implementing the present application.

Among them, the second offset can be obtained from the database, or the second offset input by the user, or the second offset sent by the third-party application system, or the second offset can be written into Implement the program files of this application.

Among them, the second auxiliary coefficient can be obtained from the database, or the second auxiliary coefficient input by the user, or the second auxiliary coefficient sent by a third-party application system, or the second auxiliary coefficient can be written to implement the present application. in the program file.

Wherein, a logarithmic curve is calculated according to the first decompression target air pressure, the first preset exhalation duration, the second offset and the second auxiliary coefficient to obtain a second logarithmic curve, so The calculation formula L ₂ of the second logarithmic curve is:

L ₂ =b ₂ *(log _a2 (y+f ₂ )-c ₂ )

0＝b ₂ *(log _a2 (d ₂ +f ₂ )-c ₂ )

T ₂ =b ₂ *(log _a2 (f ₂ )-c ₂ )

Wherein, y is the current time minus the current start time of the exhalation phase when the respiratory assistance type is assisted oxygen inhalation, y is a variable; b ₂ is the second assistance coefficient, c ₂ is the second Offset, d ₂ is the first preset exhalation duration, f ₂ is the displacement variable, T ₂ is the first pressurization target air pressure minus the first decompression target air pressure, a2 is greater than 0 and less than 1. The second offset is a constant, the second auxiliary coefficient is a constant greater than 0, and log() is a logarithmic function. This results in a faster initial decompression and a slower subsequent decompression.

The breathing assistance equipment is controlled to decompress according to the second logarithmic curve, that is, the value of the calculation formula L ₂ and the value of 1 of the second logarithmic curve are multiplied by the standard atmospheric pressure to obtain the breathing function of the breathing assistance equipment. The decompression trend of air pressure in a closed cabin. This results in a faster initial decompression and a slower subsequent decompression.

In one embodiment, when the breathing phase is the inhalation phase, the breathing assistance device is controlled to decompress according to the second decompression target air pressure, and when the breathing phase is the exhalation phase When , the step of controlling the breathing assistance device to pressurize according to the second pressurization target air pressure includes:

S3231: When the breathing phase is the inhalation phase, obtain the second preset inhalation duration, the third offset and the third assist coefficient. According to the second decompression target air pressure, the second preset Suppose the inhalation duration, the third offset and the third assist coefficient are calculated using a logarithmic curve to obtain a third logarithmic curve, and the respiratory assistance device is controlled to decompress according to the third logarithmic curve;

S3232: When the breathing stage is the exhalation stage, obtain the second preset exhalation duration, the fourth offset and the fourth assist coefficient. According to the second pressurization target air pressure, the second preset Assuming the expiration duration, the fourth offset and the fourth assist coefficient, a logarithmic curve calculation is performed to obtain a fourth logarithmic curve, and the breathing assist device is controlled to perform pressurization according to the fourth logarithmic curve.

In this embodiment, logarithmic curve calculation is performed based on the second decompression target air pressure, the second preset inhalation duration, the third offset and the third assist coefficient to obtain a third logarithmic curve, Therefore, the initial decompression speed is fast and the subsequent decompression speed is slow, which is consistent with the inhalation habit when exercising the lungs, thereby improving the inhalation ability of the lungs; and according to the second pressurization target air pressure, the The second preset exhalation duration, the fourth offset and the fourth auxiliary coefficient are calculated using a logarithmic curve to obtain a fourth logarithmic curve, thereby making the initial pressurization speed faster and the subsequent pressurization speed slower. , in line with the exhalation habits when exercising the lungs, thus improving the exhalation ability of the lungs.

For S3231, the second preset inhalation duration can be obtained from the database, the second preset inhalation duration input by the user, or the second preset inhalation duration sent by the third-party application system, or The second preset inhalation duration can be written into the program file implementing the present application.

Among them, the third offset can be obtained from the database, or the third offset input by the user, or the third offset sent by the third-party application system, or the third offset can be written into Implement the program files of this application.

Among them, the third auxiliary coefficient can be obtained from the database, the third auxiliary coefficient input by the user can also be obtained, or the third auxiliary coefficient sent by a third-party application system can also be written into the third auxiliary coefficient to implement the present application. in the program file.

Wherein, a logarithmic curve calculation is performed according to the second decompression target air pressure, the second preset inhalation duration, the third offset and the third assist coefficient to obtain a third logarithmic curve, so The calculation formula L ₃ of the third logarithmic curve is:

L ₃ =b ₃ *(log _a3 (z+f ₃ )-c ₃ )

0＝b ₃ *(log _a3 (d ₃ +f ₃ )-c ₃ )

T ₃ =b ₃ *(log _a3 (f ₃ )-c ₃ )

Where, z is the respiratory assistance type, which is the current time minus the current start time of the inhalation phase when exercising the lungs, z is a variable; b ₃ is the third assistance coefficient, c ₃ is the third Offset, d ₃ is the second preset inhalation duration, f ₃ is the displacement variable, T ₃ is the second pressurization target air pressure minus the second decompression target air pressure, a3 is greater than 0 and less than 1. The third offset is a constant, the third auxiliary coefficient is a constant greater than 0, and log() is a logarithmic function. This results in a faster initial decompression and a slower subsequent decompression.

The breathing assistance equipment is controlled to decompress according to the third logarithmic curve, that is, the value of the calculation formula _L3 of the third logarithmic curve is multiplied by the standard atmospheric pressure to obtain the breathing assist equipment in the breathing sealed chamber. The changing trend of air pressure decompression. This results in a faster initial decompression and a slower subsequent decompression.

For S3232, the second preset exhalation duration can be obtained from the database, the second preset exhalation duration input by the user, or the second preset exhalation duration sent by the third-party application system, or The second preset exhalation duration can be written into the program file implementing the present application.

Among them, the fourth offset can be obtained from the database, or the fourth offset input by the user, or the fourth offset sent by the third-party application system, or the fourth offset can be written into Implement the program files of this application.

Among them, the fourth auxiliary coefficient can be obtained from the database, or the fourth auxiliary coefficient input by the user, or the fourth auxiliary coefficient sent by a third-party application system, or the fourth auxiliary coefficient can be written to implement the present application. in the program file.

Wherein, a logarithmic curve is calculated according to the second pressurization target air pressure, the second preset exhalation duration, the fourth offset and the fourth auxiliary coefficient to obtain a fourth logarithmic curve, so The calculation formula L ₄ of the fourth logarithmic curve is:

L ₄ =b ₄ *(log _a4 (p+f ₄ )-c ₄ )

T ₄ =b ₄ *(log _a4 (d ₄ +f ₄ )-c ₄ )

0＝b ₄ *(log _a4 (f ₄ )-c ₄ )

Wherein, p is the respiratory assistance type, which is the current time minus the current start time of the exhalation phase when exercising the lungs, p is a variable; b ₄ is the fourth assistance coefficient, c ₄ is the fourth Offset, d ₄ is the second preset exhalation duration, f ₄ is the displacement variable, T ₄ is the second pressurization target air pressure minus the second decompression target air pressure, a4 is greater than 1, so The fourth offset is a constant, the fourth auxiliary coefficient is a constant greater than 0, and log() is a logarithmic function. As a result, the initial pressurization speed is fast and the subsequent pressurization speed is slow.

The breathing assistance equipment is controlled to be pressurized according to the fourth logarithmic curve, that is, the value of the calculation formula L ₄ of the fourth logarithmic curve is multiplied by the standard atmospheric pressure to obtain the respiratory airtight chamber of the breathing assistance equipment. The changing trend of air pressure in the air pressure. As a result, the initial pressurization speed is fast and the subsequent pressurization speed is slow.

Referring to Figure 2, this application also proposes an air pressure control device for an enveloping breathing assistance device, which device includes:

The start signal acquisition module 100 is used to acquire the respiratory assistance start signal;

The respiratory assistance control module 200 is configured to obtain the respiratory assistance type and respiratory stage based on the respiratory assistance start signal, and control the respiratory assistance equipment to adjust the air pressure according to the respiratory assistance type and the respiratory stage, so as to realize the use of changing Use the air pressure to perform breathing assistance, and repeat the steps of obtaining the breathing assistance type and breathing stage until the breathing assistance end signal is obtained.

In this embodiment, the breathing assistance start signal is obtained, the breathing assistance type and the breathing stage are obtained based on the breathing assistance starting signal, and the breathing assistance equipment is controlled to adjust the air pressure according to the breathing assistance type and the breathing stage, so as to realize the use of Perform breathing assistance with changing air pressure, and repeat the steps of obtaining the breathing assistance type and breathing stage until the breathing assistance end signal is obtained, so that the breathing assistance equipment adjusts the air pressure according to the breathing action without always maintaining the highest air pressure. The oxygen inhalation mode is beneficial to the precipitation of carbon dioxide, and the lung exercise mode has a better lung exercise effect.

This application also proposes an enveloping respiratory assisting device, which includes a memory and a processor. The memory stores a computer program. When the processor executes the computer program, it implements an air pressure control method for the enclosing breathing assisting device. The air pressure control method of the enveloping breathing assistance equipment includes: acquiring a breathing assistance start signal; acquiring the breathing assistance type and breathing stage based on the breathing assistance starting signal; and controlling the breathing assistance according to the breathing assistance type and the breathing stage. The device performs air pressure adjustment to implement breathing assistance using changing air pressure; the steps of obtaining the breathing assistance type and breathing stage are repeatedly performed until the breathing assistance end signal is obtained.

In this embodiment, the breathing assistance start signal is obtained, the breathing assistance type and the breathing stage are obtained based on the breathing assistance starting signal, and the breathing assistance equipment is controlled to adjust the air pressure according to the breathing assistance type and the breathing stage, so as to realize the use of Perform breathing assistance with changing air pressure, and repeat the steps of obtaining the breathing assistance type and breathing stage until the breathing assistance end signal is obtained, so that the breathing assistance equipment adjusts the air pressure according to the breathing action without always maintaining the highest air pressure. The oxygen inhalation mode is beneficial to the precipitation of carbon dioxide, and the lung exercise mode has a better lung exercise effect.

Referring to FIG. 3 , an embodiment of the present application also provides a computer device. The computer device may be a server, and its internal structure may be as shown in FIG. 3 . The computer device includes a processor, memory, network interface, and database connected through a system bus. Among them, the processor designed by the computer is used to provide computing and control capabilities. The memory of the computer device includes non-volatile storage media and internal memory. The non-volatile storage medium stores operating systems, computer programs and databases. This memory provides an environment for the operation of operating systems and computer programs in non-volatile storage media. The database of the computer device is used to store data such as the air pressure control method of the enveloping breathing assistance device. The network interface of the computer device is used to communicate with external terminals through a network connection. The computer program, when executed by a processor, implements an air pressure control method for an enveloping breathing assistance device. The air pressure control method of the enveloping breathing assistance equipment includes: acquiring a breathing assistance start signal; acquiring the breathing assistance type and breathing stage based on the breathing assistance starting signal; and controlling the breathing assistance according to the breathing assistance type and the breathing stage. The device performs air pressure adjustment to implement breathing assistance using changing air pressure; the steps of obtaining the breathing assistance type and breathing stage are repeatedly performed until the breathing assistance end signal is obtained.

In this embodiment, the breathing assistance start signal is obtained, the breathing assistance type and the breathing stage are obtained based on the breathing assistance starting signal, and the breathing assistance equipment is controlled to adjust the air pressure according to the breathing assistance type and the breathing stage, so as to realize the use of Perform breathing assistance with changing air pressure, and repeat the steps of obtaining the breathing assistance type and breathing stage until the breathing assistance end signal is obtained, so that the breathing assistance equipment adjusts the air pressure according to the breathing action without always maintaining the highest air pressure. The oxygen inhalation mode is beneficial to the precipitation of carbon dioxide, and the lung exercise mode has a better lung exercise effect.

An embodiment of the present application also provides a computer-readable storage medium on which a computer program is stored. When the computer program is executed by a processor, a method for controlling air pressure of an enveloping breathing assistance device is implemented, including the steps of: obtaining a breathing assistance start signal. ; Based on the respiratory assistance start signal, obtain the respiratory assistance type and breathing stage; when the respiratory assistance type is assisted oxygen inhalation, obtain the first pressurization target air pressure and the first decompression target air pressure, and when the breathing stage is During the inhalation phase, the breathing assistance device is controlled to be pressurized according to the first pressurization target air pressure. When the breathing phase is the exhalation phase, the breathing assistance device is controlled according to the first decompression target air pressure. Perform decompression; when the breathing assistance type is lung exercise, obtain a second pressurization target air pressure and a second decompression target air pressure; when the breathing phase is the inhalation phase, obtain the second pressurization target air pressure according to the second decompression phase. Pressing the target air pressure controls the respiratory auxiliary equipment to perform decompression. When the breathing phase is the exhalation phase, controls the breathing auxiliary equipment to perform pressurization according to the second pressurization target air pressure; repeatedly perform the acquisition Breathing assistance type, breathing phase steps, until obtaining the breathing assistance end signal.

The air pressure control method of the enveloping breathing assistance equipment performed above obtains the breathing assistance start signal, obtains the breathing assistance type and breathing stage based on the breathing assistance starting signal, and controls the breathing assistance according to the breathing assistance type and the breathing stage. The device performs air pressure adjustment to achieve breathing assistance using changing air pressure, and repeatedly performs the steps of obtaining the breathing assistance type and breathing stage until the breathing assistance end signal is obtained, so that the breathing assistance device adjusts the air pressure according to the breathing action, There is no need to always maintain the highest air pressure. The assisted oxygen inhalation mode is conducive to the release of carbon dioxide, and the lung exercise mode has a better lung exercise effect.

Those of ordinary skill in the art can understand that all or part of the processes in the methods of the above embodiments can be completed by instructing relevant hardware through a computer program. The computer program can be stored in a non-volatile computer-readable storage. In the media, when executed, the computer program may include the processes of the above method embodiments. Any reference to memory, storage, database or other media provided in this application and used in the embodiments may include non-volatile and/or volatile memory. Non-volatile memory may include read-only memory (ROM), programmable ROM (PROM), electrically programmable ROM (EPROM), electrically erasable programmable ROM (EEPROM), or flash memory. Volatile memory may include random access memory (RAM) or external cache memory. By way of illustration, and not limitation, RAM is available in many forms, such as static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), dual speed data rate SDRAM (SSRSDRAM), enhanced SDRAM (ESDRAM), synchronous Link (Synchlink) DRAM (SLDRAM), memory bus (Rambus) direct RAM (RDRAM), direct memory bus dynamic RAM (DRDRAM), and memory bus dynamic RAM (RDRAM), etc.

It should be noted that, in this document, the terms "comprising", "comprising" or any other variations thereof are intended to cover a non-exclusive inclusion, such that a process, device, article or method that includes a series of elements not only includes those elements, It also includes other elements not expressly listed or inherent in the process, apparatus, article or method. Without further limitation, an element defined by the statement "comprises a..." does not exclude the presence of additional identical elements in a process, apparatus, article or method that includes that element.

The above are only preferred embodiments of the present application, and do not limit the patent scope of the present application. Any equivalent structure or equivalent process transformation made using the contents of the description and drawings of the present application, or directly or indirectly used in other related The technical fields are all equally included in the scope of patent protection of this application.

Claims (11)

1. An enveloping breathing assistance device, characterized in that the enclosing breathing assisting device is configured to implement an air pressure control method, the method comprising: Obtain the breathing assistance start signal; Based on the respiratory assistance start signal, obtain the respiratory assistance type and respiratory stage; According to the breathing assistance type and the breathing stage, the breathing assistance equipment is controlled to adjust the air pressure to achieve breathing assistance using changing air pressure, including: when the breathing assistance type is assisted oxygen inhalation, obtaining the first pressurization The target air pressure and the first decompression target air pressure. When the breathing phase is the inhalation phase, the first preset inhalation duration, the first offset and the first assist coefficient are obtained. According to the first pressurization target air pressure , the first preset inhalation duration, the first offset and the first auxiliary coefficient are calculated using a logarithmic curve to obtain a first logarithmic curve, and the breathing is controlled according to the first logarithmic curve The auxiliary equipment performs pressurization; when the breathing stage is the exhalation stage, the first preset exhalation duration, the second offset and the second assist coefficient are obtained, and according to the first decompression target air pressure, the third A preset exhalation duration, the second offset and the second assist coefficient are calculated using a logarithmic curve to obtain a second logarithmic curve, and the breathing assistance device is controlled according to the second logarithmic curve to perform reduction. pressure; Repeat the steps of obtaining the breathing assistance type and breathing stage until the breathing assistance end signal is obtained; the breathing assistance type includes assisting oxygen inhalation and exercising the lungs. 2. The enveloping breathing assistance device according to claim 1, wherein the step of controlling the breathing assistance device to perform breathing assistance according to the breathing assistance type and the breathing stage includes: When the breathing assistance type is lung exercise, a second pressurization target air pressure and a second decompression target air pressure are obtained, and when the breathing phase is the inhalation phase, control is performed according to the second decompression target air pressure. The breathing assistance device performs decompression, and when the breathing phase is the exhalation phase, the breathing assistance device is controlled to perform pressurization according to the second pressurization target air pressure. 3. The enveloping breathing assistance device according to claim 2, wherein the step of obtaining the breathing assistance start signal includes: Obtain respiratory assistance preparation signal; Based on the respiratory assistance preparation signal, obtain the respiratory assistance type; Obtain the preset target average air pressure according to the respiratory assistance type; Using the preset target average air pressure, control the breathing assistance equipment to establish the target average air pressure, and obtain a target average air pressure establishment end signal; The respiratory assistance start signal is generated based on the target average air pressure establishment end signal. 4. The enveloping breathing assistance device according to claim 3, wherein the step of obtaining the first pressurization target air pressure and the first decompression target air pressure includes: The first pressurization target air pressure and the first decompression target air pressure are obtained according to the breathing assistance type and the preset target average air pressure, wherein the first pressurization target air pressure and the first decompression target air pressure are obtained. The average value of the target air pressure is equal to the preset target average air pressure; The step of obtaining the second pressurization target air pressure and the second decompression target air pressure includes: The second pressurization target air pressure and the second decompression target air pressure are obtained according to the breathing assistance type and the preset target average air pressure, wherein the second pressurization target air pressure and the second decompression target air pressure are obtained. The average value of the target air pressure is equal to the preset target average air pressure. 5. The enveloping breathing assistance device according to claim 1, characterized in that the step of obtaining the breathing assistance type and breathing stage includes: Get the respiratory assistance type; According to the breathing assistance type, obtain a breathing duration and stage correspondence table; Obtain the start signal sending time of the respiratory assistance start signal; Get the current time; Subtract the start signal sending time from the current time to obtain the duration to be analyzed; The duration to be analyzed is matched in the respiratory duration and stage correspondence table to obtain the respiratory stage. 6. The enveloping breathing assistance device according to claim 1, characterized in that the step of obtaining the breathing assistance type and breathing stage further includes: Get the respiratory assistance type; Obtain sensor measurement signals sent by the respiration tracking sensor at preset time intervals; The respiratory stage is obtained by making a judgment based on the respiratory assistance type and the sensor measurement signal. 7. The encircling breathing assistance device according to claim 1, wherein when the breathing phase is an inhalation phase, the breathing assistance device is controlled to perform pressurization according to the first pressurization target air pressure. The steps include: Obtain the expiration end signal of the expiration stage, obtain and play the inhalation start prompt voice signal based on the expiration end signal, and control the breathing assistance device to perform pressurization according to the first pressurization target air pressure; The step of controlling the breathing assistance device to decompress according to the first decompression target air pressure when the breathing phase is the exhalation phase includes: Obtain the inhalation end signal of the inhalation stage, obtain and play the exhalation start prompt voice signal based on the inhalation end signal, and control the breathing assistance device to decompress according to the first decompression target air pressure. 8. The enveloping breathing assistance device according to claim 1, characterized in that, according to the first pressurized target air pressure, the first preset inhalation duration, the first offset and the The step of calculating the logarithmic curve with the first auxiliary coefficient to obtain the first logarithmic curve. The calculation formula _L1 of the first logarithmic curve is: L ₁ =b ₁ *(log _a1 (x+f ₁ )-c ₁ ) T ₁ =b ₁ *(log _a1 (d ₁ +f ₁ )-c ₁ ) 0＝b ₁ *(log _a1 (f ₁ )-c ₁ ) Wherein, x is the current time minus the current start time of the inhalation phase when the respiratory assistance type is assisted oxygen inhalation, x is a variable; b ₁ is the first assistance coefficient, c ₁ is the first Offset, d ₁ is the first preset inhalation duration, f ₁ is the displacement variable, T ₁ is the first pressurization target air pressure minus the first decompression target air pressure, a1 is greater than 1, so The first offset is a constant, the first auxiliary coefficient is a constant greater than 0, and log() is a logarithmic function; The step of calculating a logarithmic curve based on the first decompression target air pressure, the first preset exhalation duration, the second offset and the second auxiliary coefficient to obtain a second logarithmic curve , the calculation formula L ₂ of the second logarithmic curve is: L ₂ =b ₂ *(log _a2 (y+f ₂ )-c ₂ ) 0＝b ₂ *(log _a2 (d ₂ +f ₂ )-c ₂ ) T ₂ =b ₂ *(log _a2 (f ₂ )-c ₂ ) Wherein, y is the current time minus the current start time of the exhalation phase when the respiratory assistance type is assisted oxygen inhalation, y is a variable; b ₂ is the second assistance coefficient, c ₂ is the second Offset, d ₂ is the first preset exhalation duration, f ₂ is the displacement variable, T ₂ is the first pressurization target air pressure minus the first decompression target air pressure, a2 is greater than 0 and less than 1. The second offset is a constant, the second auxiliary coefficient is a constant greater than 0, and log() is a logarithmic function. 9. The enveloping breathing assisting device according to claim 2, wherein when the breathing phase is the inhalation phase, the breathing assisting device is controlled according to the second decompression target air pressure. Pressure reduction, when the breathing phase is the exhalation phase, the step of controlling the breathing assistance device to pressurize according to the second pressurization target air pressure includes: When the breathing phase is the inhalation phase, a second preset inhalation duration, a third offset and a third assist coefficient are obtained. According to the second decompression target air pressure, the second preset inhalation The breath duration, the third offset and the third assist coefficient are calculated using a logarithmic curve to obtain a third logarithmic curve, and the breathing assistance device is controlled to decompress according to the third logarithmic curve; When the breathing phase is the exhalation phase, a second preset exhalation duration, a fourth offset and a fourth assist coefficient are obtained, and according to the second pressurization target air pressure, the second preset exhalation The breath duration, the fourth offset and the fourth assist coefficient are calculated using a logarithmic curve to obtain a fourth logarithmic curve, and the breathing assist device is controlled to perform pressurization according to the fourth logarithmic curve. 10. The enveloping breathing assistance device according to claim 9, characterized in that, according to the second decompression target air pressure, the second preset inhalation duration, the third offset and the third The steps of calculating the logarithmic curve with three auxiliary coefficients to obtain the third logarithmic curve. The calculation formula _L3 of the third logarithmic curve is: L ₃ =b ₃ *(log _a3 (z+f ₃ )-c ₃ ) 0＝b ₃ *(log _a3 (d ₃ +f ₃ )-c ₃ ) T ₃ =b ₃ *(log _a3 (f ₃ )-c ₃ ) Where, z is the respiratory assistance type, which is the current time minus the current start time of the inhalation phase when exercising the lungs, z is a variable; b ₃ is the third assistance coefficient, c ₃ is the third Offset, d ₃ is the second preset inhalation duration, f ₃ is the displacement variable, T ₃ is the second pressurization target air pressure minus the second decompression target air pressure, a3 is greater than 0 and less than 1. The third offset is a constant, the third auxiliary coefficient is a constant greater than 0, and log() is a logarithmic function; The step of calculating a logarithmic curve according to the second pressurization target air pressure, the second preset exhalation duration, the fourth offset and the fourth auxiliary coefficient to obtain a fourth logarithmic curve. The calculation formula L ₄ of the fourth logarithmic curve is: L ₄ =b ₄ *(log _a4 (p+f ₄ )-c ₄ ) T ₄ =b ₄ *(log _a4 (d ₄ +f ₄ )-c ₄ ) 0＝b ₄ *(log _a4 (f ₄ )-c ₄ ) Wherein, p is the respiratory assistance type, which is the current time minus the current start time of the exhalation phase when exercising the lungs, p is a variable; b ₄ is the fourth assistance coefficient, c ₄ is the fourth Offset, d ₄ is the second preset exhalation duration, f ₄ is the displacement variable, T ₄ is the second pressurization target air pressure minus the second decompression target air pressure, a4 is greater than 1, so The fourth offset is a constant, the fourth auxiliary coefficient is a constant greater than 0, and log() is a logarithmic function. 11. An air pressure control device for enveloping breathing assistance equipment, characterized in that the device includes: Start signal acquisition module, used to obtain the respiratory assistance start signal; A breathing assistance control module, configured to obtain the breathing assistance type and breathing stage based on the breathing assistance start signal, and control the breathing assistance equipment to adjust the air pressure according to the breathing assistance type and the breathing stage to achieve the use of changing air pressure. Performing breathing assistance includes: when the breathing assistance type is assisted oxygen inhalation, obtaining a first pressurization target air pressure and a first decompression target air pressure; when the breathing phase is an inhalation phase, acquiring a first preset inhalation The inhalation duration, the first offset and the first assist coefficient are compared according to the first pressurization target air pressure, the first preset inhalation duration, the first offset and the first assist coefficient. Calculate the logarithmic curve to obtain the first logarithmic curve, and control the breathing assistance device to pressurize according to the first logarithmic curve; when the breathing stage is the exhalation stage, obtain the first preset exhalation duration, the Two offsets and a second assist coefficient, a logarithmic curve calculation is performed based on the first decompression target air pressure, the first preset exhalation duration, the second offset and the second assist coefficient, Obtain a second logarithmic curve, control the breathing assistance device to decompress according to the second logarithmic curve; repeat the steps of obtaining the breathing assistance type and breathing stage until the breathing assistance end signal is obtained; the breathing assistance Types include assisted oxygen and lung exercises.