CN-121648412-B - Method, device, equipment, medium and product for controlling oscillating airflow

CN121648412BCN 121648412 BCN121648412 BCN 121648412BCN-121648412-B

Abstract

The embodiment of the application provides a control method, a device, equipment, a medium and a product of oscillating airflow. The method comprises the steps of obtaining a current oscillation periodic signal of an oscillation airflow generated by sputum excretion equipment, obtaining positive and negative half cycle peak values and positive and negative half cycle areas of the current oscillation periodic signal, judging the current inhalation and exhalation state of a human body, and adjusting positive and negative half cycle pressures and positive and negative half cycle times of a next oscillation periodic signal of the oscillation airflow according to the positive and negative half cycle peak values and the positive and negative half cycle areas, so that the ratio of the positive and negative half cycle peak values to the positive half cycle peak value of the next oscillation periodic signal of the inhalation phase is larger than a first value, the positive half cycle area absolute value is not smaller than the negative half cycle area absolute value, the ratio of the negative and positive half cycle peak value to the positive half cycle peak value of the next oscillation periodic signal of the exhalation phase is larger than a second value, and the positive half cycle area absolute value is not larger than the negative half cycle area absolute value. According to the scheme, the effectiveness of the discharge of airway secretions is improved.

Inventors

LU XUCHEN
XU SONGLIANG
SONG JIAMING
TAN WEI
ZHOU CHENGGUANG
CHEN SHAOCHUN

Assignees

沈阳迈思医疗科技有限公司

Dates

Publication Date: 20260508
Application Date: 20260209

Claims (20)

1. An electronic device is characterized by comprising a memory and a processor; The memory stores computer-executable instructions; The processor executes the computer-executable instructions stored by the memory to cause the processor to perform the steps of: Acquiring a current oscillation periodic signal of an oscillation airflow generated by sputum excretion equipment; Calculating according to the current oscillation period signal to obtain a positive half-cycle peak value and a positive half-cycle area of the current oscillation period signal; judging the current human body inhalation and exhalation state, wherein the human body inhalation and exhalation state comprises an inhalation phase and an exhalation phase; and regulating positive and negative half cycle pressures and positive and negative half cycle times of a next oscillation cycle signal of the oscillation airflow according to the positive and negative half cycle peak values and the positive and negative half cycle areas so that the ratio of the positive and negative half cycle peak values of the next oscillation cycle signal of the inhalation phase is larger than a first value, the positive half cycle area absolute value of the next oscillation cycle signal of the inhalation phase is not smaller than the negative half cycle area absolute value, the ratio of the positive and negative half cycle peak values of the next oscillation cycle signal of the exhalation phase is larger than a second value, the positive half cycle area absolute value of the next oscillation cycle signal of the exhalation phase is not larger than the negative half cycle area absolute value, and the second value is larger than the first value.
2. The electronic device of claim 1, wherein the processor, when executing the adjusting positive and negative half cycle pressures and positive and negative half cycle times of the next oscillation cycle signal of the oscillating airflow according to the positive and negative half cycle peak values and the positive and negative half cycle areas, specifically executes the following steps: According to the positive and negative half cycle peak values, positive and negative half cycle pressures of a next oscillation periodic signal of the oscillation airflow are regulated, and the positive and negative half cycle peak values of the next oscillation periodic signal of the oscillation airflow after pressure regulation are obtained; And regulating the positive and negative half cycle time of the next oscillation periodic signal of the oscillation airflow according to the positive and negative half cycle surface and the positive and negative half cycle peak value of the next oscillation periodic signal of the oscillation airflow after the pressure regulation, so as to obtain the positive and negative half cycle area of the next oscillation periodic signal of the oscillation airflow after the time regulation.
3. The electronic device of claim 1, wherein the processor performs the calculating according to the current oscillation period signal to obtain a positive half cycle peak value and a positive half cycle area of the current oscillation period signal, and specifically performs the following steps: Extracting the current oscillation periodic signal to obtain a positive half-cycle peak value, a negative half-cycle peak value, positive half-cycle time and negative half-cycle time; Calculating to obtain a positive half cycle area according to the positive half cycle peak value and the positive half cycle time; And calculating to obtain the negative half cycle area according to the negative half cycle peak value and the negative half cycle time.
4. The electronic device of claim 1, wherein the processor further performs the steps of: If the current human body inhaling and exhaling state is the exhaling phase and the current exhaling phase is not the first exhaling phase, acquiring the exhaling time of the last exhaling phase; according to the expiration time and a preset frequency scanning range, based on a sweep frequency function model, the oscillation frequency of each oscillation periodic signal of the current expiration phase is adjusted so that the oscillation frequency of the current expiration phase changes in the frequency scanning range within the expiration time, and the sweep frequency function represents the relationship between time and the oscillation frequency of the oscillation periodic signal.
5. The electronic device of claim 4, wherein the processor performs the following steps when adjusting the oscillation frequency of each oscillation cycle signal of the expiratory phase based on a sweep function model according to the expiratory time and a preset frequency sweep range: If the sputum excretion equipment is not provided with disease types, adjusting the oscillation frequency of each oscillation periodic signal of the respiratory phase based on a linear function model according to the respiratory time and a preset frequency scanning range; if the sputum excretion device is provided with disease types, according to the expiration time and a preset frequency scanning range, the oscillation frequency of each oscillation periodic signal of the expiration phase is adjusted based on a nonlinear exponential function model.
6. The electronic device of claim 4, wherein the processor, when executing the step of obtaining the expiration time of the last expiratory phase, specifically performs the steps of: Acquiring positive and negative half cycle time of each oscillation period in the last breathing phase; And calculating the sum of positive and negative half cycle time of each oscillation period in the last exhalation phase to obtain the exhalation time of the last exhalation phase.
7. The electronic device of claim 1, wherein the processor further performs the steps of: If the current inhalation and exhalation state of the human body is the inhalation phase, extracting signals according to the current oscillation periodic signal to obtain the oscillation frequency of the current oscillation periodic signal of the inhalation phase; And reducing the oscillation frequency of the current oscillation period signal of the gas-absorbing phase so that the oscillation frequency of each oscillation period signal of the subsequent gas-absorbing phase is smaller than the oscillation frequency of the current oscillation period signal.
8. The electronic device according to any one of claims 1-7, wherein the processor, when executing the determination of the current human inhalation/exhalation state, specifically executes the following steps: The method comprises the steps of acquiring a first gas signal, wherein the first gas signal comprises an oscillation gas flow signal and a gas signal of the current human body respiration; Filtering the first gas signal to obtain a flow value of breathing gas of the current human body; If the flow value of the breathing gas of the current human body is larger than a preset threshold value, determining that the current human body breathes and exhales as an inspiration phase; If the flow of the breathing gas of the current human body is not greater than the preset threshold, determining that the current human body breathes and exhales as the breathing gas.
9. A control device for oscillating airflow, comprising: the acquisition module is used for acquiring a current oscillation periodic signal of the oscillation airflow generated by the sputum excretion equipment; The calculation module is used for calculating according to the current oscillation period signal to obtain a positive half-cycle peak value and a positive half-cycle area of the current oscillation period signal; the judging module is used for judging the current human body inhalation and exhalation state, wherein the human body inhalation and exhalation state comprises an inhalation phase and an exhalation phase; The adjusting module is used for adjusting positive and negative half cycle pressure and positive and negative half cycle time of a next oscillation periodic signal of the oscillation airflow according to the positive and negative half cycle peak values and the positive and negative half cycle areas, so that the ratio of the positive and negative half cycle peak values of the next oscillation periodic signal of the inhalation phase is larger than a first value, the positive half cycle area absolute value of the next oscillation periodic signal of the inhalation phase is not smaller than the negative half cycle area absolute value, the ratio of the positive and negative half cycle peak values of the next oscillation periodic signal of the exhalation phase is larger than a second value, the positive half cycle area absolute value of the next oscillation periodic signal of the exhalation phase is not larger than the negative half cycle area absolute value, and the second value is larger than the first value.
10. A computer readable storage medium having stored therein computer executable instructions which when executed by a processor are adapted to perform the steps of: Acquiring a current oscillation periodic signal of an oscillation airflow generated by sputum excretion equipment; Calculating according to the current oscillation period signal to obtain a positive half-cycle peak value and a positive half-cycle area of the current oscillation period signal; judging the current human body inhalation and exhalation state, wherein the human body inhalation and exhalation state comprises an inhalation phase and an exhalation phase; and regulating positive and negative half cycle pressures and positive and negative half cycle times of a next oscillation cycle signal of the oscillation airflow according to the positive and negative half cycle peak values and the positive and negative half cycle areas so that the ratio of the positive and negative half cycle peak values of the next oscillation cycle signal of the inhalation phase is larger than a first value, the positive half cycle area absolute value of the next oscillation cycle signal of the inhalation phase is not smaller than the negative half cycle area absolute value, the ratio of the positive and negative half cycle peak values of the next oscillation cycle signal of the exhalation phase is larger than a second value, the positive half cycle area absolute value of the next oscillation cycle signal of the exhalation phase is not larger than the negative half cycle area absolute value, and the second value is larger than the first value.
11. The computer-readable storage medium according to claim 10, wherein the computer-executable instructions, when executed by the processor, are particularly adapted to perform the steps of: According to the positive and negative half cycle peak values, positive and negative half cycle pressures of a next oscillation periodic signal of the oscillation airflow are regulated, and the positive and negative half cycle peak values of the next oscillation periodic signal of the oscillation airflow after pressure regulation are obtained; And regulating the positive and negative half cycle time of the next oscillation periodic signal of the oscillation airflow according to the positive and negative half cycle surface and the positive and negative half cycle peak value of the next oscillation periodic signal of the oscillation airflow after the pressure regulation, so as to obtain the positive and negative half cycle area of the next oscillation periodic signal of the oscillation airflow after the time regulation.
12. The computer-readable storage medium according to claim 10, wherein the computer-executable instructions, when executed by the processor, are particularly adapted to perform the steps of: Extracting the current oscillation periodic signal to obtain a positive half-cycle peak value, a negative half-cycle peak value, positive half-cycle time and negative half-cycle time; Calculating to obtain a positive half cycle area according to the positive half cycle peak value and the positive half cycle time; And calculating to obtain the negative half cycle area according to the negative half cycle peak value and the negative half cycle time.
13. The computer-readable storage medium of claim 10, wherein the computer-executable instructions, when executed by the processor, are further configured to perform the steps of: If the current human body inhaling and exhaling state is the exhaling phase and the current exhaling phase is not the first exhaling phase, acquiring the exhaling time of the last exhaling phase; according to the expiration time and a preset frequency scanning range, based on a sweep frequency function model, the oscillation frequency of each oscillation periodic signal of the current expiration phase is adjusted so that the oscillation frequency of the current expiration phase changes in the frequency scanning range within the expiration time, and the sweep frequency function represents the relationship between time and the oscillation frequency of the oscillation periodic signal.
14. The computer-readable storage medium according to claim 13, wherein the computer-executable instructions, when executed by the processor, are particularly adapted to perform the steps of: If the sputum excretion equipment is not provided with disease types, adjusting the oscillation frequency of each oscillation periodic signal of the respiratory phase based on a linear function model according to the respiratory time and a preset frequency scanning range; if the sputum excretion device is provided with disease types, according to the expiration time and a preset frequency scanning range, the oscillation frequency of each oscillation periodic signal of the expiration phase is adjusted based on a nonlinear exponential function model.
15. The computer-readable storage medium according to claim 13, wherein the computer-executable instructions, when executed by the processor, are particularly adapted to perform the steps of: Acquiring positive and negative half cycle time of each oscillation period in the last breathing phase; And calculating the sum of positive and negative half cycle time of each oscillation period in the last exhalation phase to obtain the exhalation time of the last exhalation phase.
16. The computer-readable storage medium of claim 10, wherein the computer-executable instructions, when executed by the processor, are further configured to perform the steps of: If the current inhalation and exhalation state of the human body is the inhalation phase, extracting signals according to the current oscillation periodic signal to obtain the oscillation frequency of the current oscillation periodic signal of the inhalation phase; And reducing the oscillation frequency of the current oscillation period signal of the gas-absorbing phase so that the oscillation frequency of each oscillation period signal of the subsequent gas-absorbing phase is smaller than the oscillation frequency of the current oscillation period signal.
17. The computer readable storage medium according to any one of claims 10-16, wherein the computer executable instructions, when executed by the processor, are particularly adapted to perform the steps of: The method comprises the steps of acquiring a first gas signal, wherein the first gas signal comprises an oscillation gas flow signal and a gas signal of the current human body respiration; Filtering the first gas signal to obtain a flow value of breathing gas of the current human body; If the flow value of the breathing gas of the current human body is larger than a preset threshold value, determining that the current human body breathes and exhales as an inspiration phase; If the flow of the breathing gas of the current human body is not greater than the preset threshold, determining that the current human body breathes and exhales as the breathing gas.
18. A computer program product comprising a computer program which, when executed by a processor, performs the steps of: Acquiring a current oscillation periodic signal of an oscillation airflow generated by sputum excretion equipment; Calculating according to the current oscillation period signal to obtain a positive half-cycle peak value and a positive half-cycle area of the current oscillation period signal; judging the current human body inhalation and exhalation state, wherein the human body inhalation and exhalation state comprises an inhalation phase and an exhalation phase; and regulating positive and negative half cycle pressures and positive and negative half cycle times of a next oscillation cycle signal of the oscillation airflow according to the positive and negative half cycle peak values and the positive and negative half cycle areas so that the ratio of the positive and negative half cycle peak values of the next oscillation cycle signal of the inhalation phase is larger than a first value, the positive half cycle area absolute value of the next oscillation cycle signal of the inhalation phase is not smaller than the negative half cycle area absolute value, the ratio of the positive and negative half cycle peak values of the next oscillation cycle signal of the exhalation phase is larger than a second value, the positive half cycle area absolute value of the next oscillation cycle signal of the exhalation phase is not larger than the negative half cycle area absolute value, and the second value is larger than the first value.
19. The computer program product according to claim 18, characterized in that the computer program is embodied for carrying out the following steps when executed by a processor: According to the positive and negative half cycle peak values, positive and negative half cycle pressures of a next oscillation periodic signal of the oscillation airflow are regulated, and the positive and negative half cycle peak values of the next oscillation periodic signal of the oscillation airflow after pressure regulation are obtained; And regulating the positive and negative half cycle time of the next oscillation periodic signal of the oscillation airflow according to the positive and negative half cycle surface and the positive and negative half cycle peak value of the next oscillation periodic signal of the oscillation airflow after the pressure regulation, so as to obtain the positive and negative half cycle area of the next oscillation periodic signal of the oscillation airflow after the time regulation.
20. The computer program product according to claim 18, characterized in that the computer program is embodied for carrying out the following steps when executed by a processor: Extracting the current oscillation periodic signal to obtain a positive half-cycle peak value, a negative half-cycle peak value, positive half-cycle time and negative half-cycle time; Calculating to obtain a positive half cycle area according to the positive half cycle peak value and the positive half cycle time; And calculating to obtain the negative half cycle area according to the negative half cycle peak value and the negative half cycle time.

Description

Method, device, equipment, medium and product for controlling oscillating airflow Technical Field The application relates to the technical field of respiratory treatment equipment, in particular to a method, a device, equipment, a medium and a product for controlling oscillating airflow. Background The airway clearance technology is to loosen liquefied mobile airway secretions through a mechanical method, so that airway endocrine moves from a peripheral small airway to a central main airway, the airway is maintained to be unobstructed, and the risk of complications caused by the secretions is reduced. Among them, the scheme in which the oscillating airflow generated by the sputum excretion apparatus assists the excretion of airway secretions in the human body is one of the airway clearance techniques. In the current scheme for assisting the discharge of airway secretions by the oscillating airflow, the generated oscillating airflow is in a constant oscillation mode, the scheme can lead the airway secretions to move in a deeper direction, the energy transmitted to a far-end small airway by an oscillating wave is limited, and the effectiveness of the discharge of the airway secretions is poor. Disclosure of Invention The control method, the device, the equipment, the medium and the product of the oscillating airflow provided by the embodiment of the application are used for respectively carrying out asymmetric adjustment on the periodic oscillating signals of the oscillating airflow in the inhalation phase state and the exhalation phase state, thereby improving the effectiveness of the oscillating airflow on the discharge of the secretion of the auxiliary airway. In a first aspect, an embodiment of the present application provides a method, including: Acquiring a current oscillation periodic signal of an oscillation airflow generated by sputum excretion equipment; Calculating according to the current oscillation period signal to obtain a positive half-cycle peak value and a positive half-cycle area of the current oscillation period signal; judging the current human body inhalation and exhalation state, wherein the human body inhalation and exhalation state comprises an inhalation phase and an exhalation phase; and regulating positive and negative half cycle pressures and positive and negative half cycle times of a next oscillation cycle signal of the oscillation airflow according to the positive and negative half cycle peak values and the positive and negative half cycle areas so that the ratio of the positive and negative half cycle peak values of the next oscillation cycle signal of the inhalation phase is larger than a first value, the positive half cycle area absolute value of the next oscillation cycle signal of the inhalation phase is not smaller than the negative half cycle area absolute value, the ratio of the positive and negative half cycle peak values of the next oscillation cycle signal of the exhalation phase is larger than a second value, the positive half cycle area absolute value of the next oscillation cycle signal of the exhalation phase is not larger than the negative half cycle area absolute value, and the second value is larger than the first value. In one possible implementation manner, the adjusting the positive and negative half cycle pressure and the positive and negative half cycle time of the next oscillation cycle signal of the oscillating airflow according to the positive and negative half cycle peak value and the positive and negative half cycle area includes: According to the positive and negative half cycle peak values, positive and negative half cycle pressures of a next oscillation periodic signal of the oscillation airflow are regulated, and the positive and negative half cycle peak values of the next oscillation periodic signal of the oscillation airflow after pressure regulation are obtained; And regulating the positive and negative half cycle time of the next oscillation periodic signal of the oscillation airflow according to the positive and negative half cycle surface and the positive and negative half cycle peak value of the next oscillation periodic signal of the oscillation airflow after the pressure regulation, so as to obtain the positive and negative half cycle area of the next oscillation periodic signal of the oscillation airflow after the time regulation. In one possible implementation manner, the calculating according to the current oscillation period signal to obtain the positive and negative half cycle peak values and the positive and negative half cycle areas of the current oscillation period signal includes: Extracting the current oscillation periodic signal to obtain a positive half-cycle peak value, a negative half-cycle peak value, positive half-cycle time and negative half-cycle time; Calculating to obtain a positive half cycle area according to the positive half cycle peak value and the positive half cycle time; And calculating to obtain the negative