CN118509782A - Hearing aid sleep monitoring method and system - Google Patents
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 145
- 230000007958 sleep Effects 0.000 title claims abstract description 124
- 238000000034 method Methods 0.000 title claims abstract description 57
- 230000003321 amplification Effects 0.000 claims abstract description 90
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 90
- 206010041235 Snoring Diseases 0.000 claims abstract description 30
- 230000002618 waking effect Effects 0.000 claims abstract description 15
- 230000008667 sleep stage Effects 0.000 claims description 54
- 238000011156 evaluation Methods 0.000 claims description 41
- 238000011084 recovery Methods 0.000 claims description 35
- 239000008280 blood Substances 0.000 claims description 24
- 210000004369 blood Anatomy 0.000 claims description 21
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 20
- 229910052760 oxygen Inorganic materials 0.000 claims description 20
- 239000001301 oxygen Substances 0.000 claims description 20
- 230000007613 environmental effect Effects 0.000 claims description 19
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 16
- 238000013507 mapping Methods 0.000 claims description 15
- 230000008859 change Effects 0.000 claims description 14
- 230000000414 obstructive effect Effects 0.000 claims description 14
- 238000004458 analytical method Methods 0.000 claims description 13
- 230000036772 blood pressure Effects 0.000 claims description 13
- 230000036760 body temperature Effects 0.000 claims description 13
- 230000003828 downregulation Effects 0.000 claims description 12
- 230000036391 respiratory frequency Effects 0.000 claims description 8
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 230000000241 respiratory effect Effects 0.000 claims description 3
- 208000008784 apnea Diseases 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 3
- 208000032041 Hearing impaired Diseases 0.000 description 11
- 230000035565 breathing frequency Effects 0.000 description 3
- 230000002222 downregulating effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000036541 health Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000036387 respiratory rate Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 208000001797 obstructive sleep apnea Diseases 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4806—Sleep evaluation
- A61B5/4809—Sleep detection, i.e. determining whether a subject is asleep or not
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4806—Sleep evaluation
- A61B5/4812—Detecting sleep stages or cycles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4806—Sleep evaluation
- A61B5/4818—Sleep apnoea
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
- H04R2225/41—Detection or adaptation of hearing aid parameters or programs to listening situation, e.g. pub, forest
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- Biophysics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Animal Behavior & Ethology (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Anesthesiology (AREA)
- Neurosurgery (AREA)
- Otolaryngology (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The invention discloses a hearing aid sleep monitoring method and system, which relate to the technical field of sleep monitoring and comprise the following steps: the method comprises the steps of judging a sleeping state of a user, analyzing the sleeping stage of the user, analyzing the volume of the hearing aid, and recovering the volume of the hearing aid, wherein the method is used for judging whether the user is in the sleeping state and in what sleeping stage through analyzing various vital sign data of the user, dynamically adjusting the amplification gain coefficient of the hearing aid of the user according to the noise decibel value of the external environment, judging whether the user has the risk of apnea by monitoring whether the user has snoring or not in the sleeping process of the user, waking up the user if the user has the risk, judging whether the amplification gain coefficient of the hearing aid needs to be recovered or not by identifying external voice information, and preventing the user from being unable to receive the external voice information in time while protecting the auditory system of the user.
Description
Technical Field
The invention relates to the technical field of sleep monitoring, in particular to a hearing aid sleep monitoring method and system.
Background
The hearing aid can assist the hearing impaired patient to hear the external sound, and part of the hearing impaired patient needs to hear the external sound still while sleeping, so as to ensure that the hearing impaired patient cannot miss the external information due to inaudibility, but the hearing system of the hearing impaired patient is weaker in the sleeping state, and if the hearing aid still uses the conventional amplification gain coefficient in the sleeping state, the hearing system of the hearing impaired patient is further damaged, so that it is necessary to study the hearing aid adjusting method when the hearing impaired patient sleeps.
The prior art such as bulletin number is: an in-ear hearing aid and a method for monitoring heart rate and blood oxygen in real time thereof are disclosed in the patent application of CN117814791A, and the method comprises the following steps: the LED emission light in the infrared sensor and the infrared sensor penetrates through the inner skin of the ear to reach the blood vessel, is absorbed and reflected by blood, and is received by the sensor receiving module; the sensor chip transmits the data information processing summary to the hearing aid chip; the hearing aid chip receives the information of the sensor chip and calculates; outputting to a real-time monitoring module through a Bluetooth module; the hearing aid chip transmits blood oxygen saturation data to the mobile phone and the affiliated mobile phone through Bluetooth, and the real-time broadcasting function can timely and effectively remind a patient of confirming physical conditions; high measurement accuracy, real-time monitoring of heart rate and blood oxygen saturation, and real-time early warning.
The prior art such as bulletin number is: the invention patent application of CN117547234A discloses a behind-the-ear health monitoring hearing aid device, which specifically comprises: the hearing aid comprises a hearing aid body, a signal receiving device, a health monitoring device, a preprocessing device, a transmission device, a processing device and an intelligent terminal, wherein a red light alarm lamp is arranged on the outer surface of the hearing aid body, soft materials are used for covering the surface of an attached ear, microprotrusions are arranged on the surface and used for preventing skid, a plurality of monitoring contacts are arranged on the microprotrusions, further processing data such as body temperature, blood pressure, heart rate and blood oxygen are calculated, and the intelligent terminal performs relevant diagnosis, suggestion and alarm through comparison of the data.
As can be seen from the above-mentioned scheme, the current hearing aid adjusting method generally only measures each vital sign data of the hearing impaired patient and is used for early warning, on one hand, when the hearing impaired patient is in sleep, the hearing gain coefficient of the hearing aid is dynamically adjusted by acquiring each vital sign data and the influence of the external environment, so that the hearing system of the hearing impaired patient is further damaged, and on the other hand, if the hearing gain coefficient of the hearing aid is adjusted too low when the hearing impaired patient is in sleep, the hearing impaired patient cannot receive the external sound information in time.
Disclosure of Invention
The invention aims to provide a hearing aid sleep monitoring method and system, which solve the problems in the background technology.
In order to solve the technical problems, the invention adopts the following technical scheme: a first aspect of the present invention provides a hearing aid sleep monitoring method comprising: step 1, judging the sleeping state of a user: and acquiring head position characteristics of the user at each monitoring time point in the monitoring time period, acquiring heart rate, blood oxygen saturation, body temperature, blood pressure and respiratory frequency of the user at each monitoring time point in the monitoring time period, and judging whether the user is in a sleep state.
Step 2, user sleep stage analysis: if the user is in a sleep state, acquiring the head position change times of the user in the monitoring time period, and analyzing the sleep stage of the user.
Step 3, adjusting the volume of the hearing aid: the method comprises the steps of obtaining noise and a decibel value of an environment where a user is located at a current noise monitoring time point, judging whether snoring sounds exist, analyzing the severity of obstructive sleep breathing of the user if the snoring sounds exist, waking up the user through a hearing aid if the severity of obstructive sleep breathing of the user is moderate or severe, judging whether a sound amplification gain coefficient of the hearing aid of the user needs to be reduced if the snoring sounds do not exist, and calculating a sound amplification gain coefficient downregulation value of the hearing aid of the user if the sound amplification gain coefficient of the hearing aid of the user needs to be regulated.
Step 4, the hearing aid volume adjustment resumes: and acquiring voice information and decibel values of the voice information of the environment where the user is located in a target time period, judging whether the amplification gain coefficient of the hearing aid of the user needs to be recovered, and if so, analyzing the recovery rate of the amplification gain coefficient of the hearing aid of the user.
Preferably, the specific method for judging whether the user is in a sleep state is as follows: and acquiring the body position characteristics of each sleep head and the sleep sign evaluation coefficient threshold value from a local database.
Comparing the head position features of the user at each monitoring time point with the sleep head position features, judging that the user is in a sleep posture at the monitoring time point if the head position features of the user at a certain monitoring time point are consistent with the sleep head position features, and calculating a sleep sign evaluation coefficient of the user in a monitoring time period if the user is in the sleep posture at each monitoring time point.
Comparing the sleep sign evaluation coefficient of the user with a sleep sign evaluation coefficient threshold, and judging that the user is in a sleep state if the sleep sign evaluation coefficient of the user is larger than the sleep sign evaluation coefficient threshold.
Preferably, the calculating method of the sleep sign evaluation coefficient of the user in the monitoring time period specifically includes: and acquiring the heart rate A, the blood oxygen saturation B, the body temperature C and the blood pressure D of the user in the awake state from a local database.
Based on the heart rate of the user at each monitoring time point during the monitoring periodSaturation of blood oxygenBody temperatureBlood pressureWhere n is denoted as each monitoring time point,M is a positive integer greater than 2, and calculating a sleep sign evaluation coefficient of the user in the monitoring time period。
Preferably, the analyzing the sleep stage of the user comprises the following specific analysis methods: and acquiring sleep depth evaluation coefficients corresponding to each sleep stage from a local database.
And calculating a sleep depth evaluation coefficient of the user in the monitoring time period, and mapping to obtain a sleep stage of the user.
Preferably, the calculating method of the sleep depth evaluation coefficient of the user in the monitoring time period comprises the following steps: the proper head position change times G during deep sleep and the breathing frequency F of the user during waking are obtained from a local database.
Based on the respiration rate of the user at each monitoring time point during the monitoring periodCalculating a respiratory stability coefficient of a user in a monitoring periodWhere m is the number of monitoring time points and e is a natural constant.
According to the change times g of the head position of the user in the monitoring time period and according to the sleep sign evaluation coefficient of the user in the monitoring time periodCalculating sleep depth evaluation coefficient of user in monitoring time period
。
Preferably, the specific judging method for judging whether the amplification gain coefficient of the hearing aid of the user needs to be reduced is as follows: and obtaining the allowable amplification gain coefficient of the hearing aid set by the user and the maximum allowable environmental noise decibel value of each allowable amplification gain coefficient in each sleep stage from a local database, and mapping to obtain the maximum allowable environmental noise decibel value of the user in each sleep stage.
And mapping to obtain the maximum allowable environmental noise decibel value of the sleep stage of the user according to the sleep stage of the user.
Comparing the noise decibel value of the environment where the user is located with the maximum allowable environmental noise decibel value of the sleep stage where the user is located, and judging that the amplification gain coefficient of the hearing aid of the user needs to be reduced if the noise decibel value of the environment where the user is located is larger than the maximum allowable environmental noise decibel value of the sleep stage where the user is located.
Preferably, the calculating method calculates the down-set value of the amplification gain coefficient of the hearing aid of the user, and the specific calculating method comprises the following steps: and obtaining the sound amplifying gain coefficient down-regulation value corresponding to each external noise hazard coefficient interval from the local database.
Calculating the external noise hazard coefficient of the hearing aid of the user according to the noise decibel value h of the environment where the user is located and according to the maximum allowable environmental noise decibel value p of the sleep stage where the user is locatedAnd mapping to obtain the amplification gain factor down-regulation value of the hearing aid of the user.
Preferably, the specific judging method for judging whether the amplification gain coefficient of the hearing aid of the user needs to be recovered is as follows: and obtaining each target voice keyword from a local database.
And extracting the text of each voice information of the environment of the user in the target time period according to each voice information of the environment of the user in the target time period.
Comparing the text of each voice information of the environment where the user is located with each target voice keyword in the target time period, and judging that the amplification gain coefficient of the hearing aid of the user needs to be recovered if the text of certain voice information of the environment where the user is located in the target time period contains certain target voice keywords.
Preferably, said analyzing the amplification gain factor recovery rate of the user's hearing aid, the specific analysis method comprises the following steps: and obtaining a default amplification gain coefficient recovery rate corresponding to each maximum allowable amplification gain coefficient from a local database, and extracting a default amplification gain coefficient recovery rate T of the hearing aid of the user according to the allowable amplification gain coefficient of the hearing aid set by the user.
Comparing the text of each voice message in the environment of the user in the target time period with each target voice keyword, if the text of a certain voice message in the environment of the user in the target time period contains a certain target voice keyword, counting the total number of the text occurrence target voice keywords of the voice message, thereby counting the total number of the text occurrence target voice keywords of each voice message in the environment of the user in the target time periodWhere u is represented as each voice message,W is a positive integer greater than 2.
Analyzing the voice emergency coefficient of the environment of the user according to the decibel value r of each voice message of the environment of the user and according to the noise decibel value h of the environment of the user。
And acquiring the amplification gain coefficient recovery rate adjustment value corresponding to each voice emergency coefficient interval from a local database, and mapping to obtain the amplification gain coefficient recovery rate adjustment value t of the hearing aid of the user.
Analyzing the amplification gain coefficient recovery rate of a user's hearing aid。
A second aspect of the present invention provides a hearing aid sleep monitoring method system according to the second aspect, comprising: the user sleep state judging module is used for acquiring head position characteristics of the user at each monitoring time point in the monitoring time period, acquiring heart rate, blood oxygen saturation, body temperature, blood pressure and respiratory frequency of the user at each monitoring time point in the monitoring time period and judging whether the user is in a sleep state or not.
And the user sleep stage analysis module is used for acquiring the head position change times of the user in the monitoring time period if the user is in a sleep state, and analyzing the sleep stage of the user.
The hearing aid volume adjusting module is used for acquiring noise and a decibel value of the environment where the user is located at the current noise monitoring time point, judging whether snoring sounds exist, analyzing the severity of obstructive sleep breathing of the user if the snoring sounds exist, waking up the user through the hearing aid if the severity of obstructive sleep breathing of the user is moderate or severe, judging whether the amplification gain coefficient of the hearing aid of the user needs to be reduced if the snoring sounds do not exist, and calculating the amplification gain coefficient downregulation value of the hearing aid of the user if the noise is required to be adjusted.
And the hearing aid volume adjustment recovery module is used for acquiring the voice information of the environment where the user is located and the decibel value thereof in the target time period, judging whether the amplification gain coefficient of the hearing aid of the user needs to be recovered, and if so, analyzing the recovery rate of the amplification gain coefficient of the hearing aid of the user.
The invention has the beneficial effects that: (1) Step 1 of the invention, judging the sleeping state of the user, which is used for judging whether the user falls asleep or not, so that the subsequent adjustment of the hearing aid to the sleeping user is facilitated.
(2) And 2, analyzing the sleep stage of the user, and analyzing the sleep stage entered by the user, so that the subsequent dynamic adjustment of the amplification gain coefficient of the hearing aid according to the sleep stage is facilitated.
(3) And 3, adjusting the volume of the hearing aid, judging whether the user has the risk of apnea or not through the snoring sound of the user, waking up the user, preventing the user from dangers, and calculating the sound amplifying gain coefficient down-regulating value of the hearing aid of the user through external environment noise and the sleeping stage of the user, thereby preventing the user from being further damaged by the external environment noise in the sleeping process.
(4) And 4, the hearing aid volume adjustment recovery is used for acquiring external voice information, judging whether the amplification gain coefficient needs to be recovered to be conventional or not according to the voice information, preventing the situation that the user cannot hear external voice information in time due to the fact that the amplification gain coefficient is adjusted downwards, analyzing the recovery rate of the amplification gain coefficient of the hearing aid of the user, and preventing the situation that the user is awake due to the fact that the recovery of the amplification gain coefficient is too fast.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic flow chart of the method of the present invention.
FIG. 2 is a schematic diagram of a system module according to the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, a first aspect of the present invention provides a hearing aid sleep monitoring method, comprising: step 1, judging the sleeping state of a user: and acquiring head position characteristics of the user at each monitoring time point in the monitoring time period, acquiring heart rate, blood oxygen saturation, body temperature, blood pressure and respiratory frequency of the user at each monitoring time point in the monitoring time period, and judging whether the user is in a sleep state.
In a specific embodiment, the method for acquiring the head position features of the user at each monitoring time point in the monitoring time period is as follows: the existing method for acquiring the head position features is relatively mature, and the head position features of the user at each monitoring time point in the monitoring time period can be acquired through a gyroscope and an accelerometer which are arranged in the hearing aid according to the existing method for acquiring the head position features.
It should be noted that the number of the substrates, the head position feature comprises: head posture characteristics such as head standing, head lying on 90 degrees and head lying on side.
In a specific embodiment, the method for acquiring the heart rate, the blood oxygen saturation, the body temperature, the blood pressure and the respiratory frequency of the user at each monitoring time point in the monitoring time period is as follows: acquiring heart rate of a user at each monitoring time point in a monitoring time period through an optical heart rate detector, acquiring blood oxygen saturation of the user at each monitoring time point in the monitoring time period through a micro blood oxygen saturation sensor, acquiring body temperature of the user at each monitoring time point in the monitoring time period through a micro temperature sensor, acquiring blood pressure of the user at each monitoring time point in the monitoring time period through a sphygmomanometer sensor, and acquiring respiratory rate of the user at each monitoring time point in the monitoring time period through a micro respiratory rate sensor.
In a specific embodiment of the present invention, the specific method for determining whether the user is in a sleep state includes: and acquiring the body position characteristics of each sleep head and the sleep sign evaluation coefficient threshold value from a local database.
Comparing the head position features of the user at each monitoring time point with the sleep head position features, judging that the user is in a sleep posture at the monitoring time point if the head position features of the user at a certain monitoring time point are consistent with the sleep head position features, and calculating a sleep sign evaluation coefficient of the user in a monitoring time period if the user is in the sleep posture at each monitoring time point.
Comparing the sleep sign evaluation coefficient of the user with a sleep sign evaluation coefficient threshold, and judging that the user is in a sleep state if the sleep sign evaluation coefficient of the user is larger than the sleep sign evaluation coefficient threshold.
The local database is used for storing the body position characteristics of each sleep head, the sleep sign evaluation coefficient threshold value, the heart rate of the user in a waking state, the blood oxygen saturation, the body temperature, the blood pressure, the sleep depth evaluation coefficient corresponding to each sleep stage, the proper head position change times in deep sleep, the breathing frequency of the user in waking, the snore-snore decibel value threshold value, the snore interval time threshold value, the allowable amplification gain coefficient of the hearing aid set by the user, the maximum allowable environmental noise decibel value of each allowable amplification gain coefficient in each sleep stage, the amplification gain coefficient down regulation value corresponding to each external noise hazard coefficient interval, the target voice information, the default amplification gain coefficient recovery rate corresponding to each maximum allowable amplification gain coefficient and the amplification gain coefficient recovery rate regulation value corresponding to each voice emergency coefficient interval.
In a specific embodiment of the present invention, the method for calculating the sleep sign evaluation coefficient of the user in the monitoring period includes: and acquiring the heart rate A, the blood oxygen saturation B, the body temperature C and the blood pressure D of the user in the awake state from a local database.
Based on the heart rate of the user at each monitoring time point during the monitoring periodSaturation of blood oxygenBody temperatureBlood pressureWhere n is denoted as each monitoring time point,M is a positive integer greater than 2, and calculating a sleep sign evaluation coefficient of the user in the monitoring time period。
Step 1 of the invention, judging the sleeping state of the user, which is used for judging whether the user falls asleep or not, so that the subsequent adjustment of the hearing aid to the sleeping user is facilitated.
Step 2, user sleep stage analysis: if the user is in a sleep state, acquiring the head position change times of the user in the monitoring time period, and analyzing the sleep stage of the user.
In a specific embodiment, the method for acquiring the number of head position changes of the user in the monitoring period includes: the existing method for acquiring the head position change times is relatively mature, and the head position change times of the user in the monitoring time period can be acquired through a gyroscope and an accelerometer which are arranged in the hearing aid according to the existing method for acquiring the head position change times.
In a specific embodiment of the present invention, the method for analyzing the sleep stage of the user includes: and acquiring sleep depth evaluation coefficients corresponding to each sleep stage from a local database.
And calculating a sleep depth evaluation coefficient of the user in the monitoring time period, and mapping to obtain a sleep stage of the user.
In a specific embodiment of the present invention, the method for calculating the sleep depth evaluation coefficient of the user in the monitoring period includes: the proper head position change times G during deep sleep and the breathing frequency F of the user during waking are obtained from a local database.
Based on the respiration rate of the user at each monitoring time point during the monitoring periodCalculating a respiratory stability coefficient of a user in a monitoring periodWhere m is the number of monitoring time points and e is a natural constant.
According to the change times g of the head position of the user in the monitoring time period and according to the sleep sign evaluation coefficient of the user in the monitoring time periodCalculating sleep depth evaluation coefficient of user in monitoring time period
。
And 2, analyzing the sleep stage of the user, and analyzing the sleep stage entered by the user, so that the subsequent dynamic adjustment of the amplification gain coefficient of the hearing aid according to the sleep stage is facilitated.
Step 3, adjusting the volume of the hearing aid: the method comprises the steps of obtaining noise and a decibel value of an environment where a user is located at a current noise monitoring time point, judging whether snoring sounds exist, analyzing the severity of obstructive sleep breathing of the user if the snoring sounds exist, waking up the user through a hearing aid if the severity of obstructive sleep breathing of the user is moderate or severe, judging whether a sound amplification gain coefficient of the hearing aid of the user needs to be reduced if the snoring sounds do not exist, and calculating a sound amplification gain coefficient downregulation value of the hearing aid of the user if the sound amplification gain coefficient of the hearing aid of the user needs to be regulated.
In a specific embodiment, the method for acquiring the noise and the decibel value thereof in the environment where the user is located at the current noise monitoring time point includes: and acquiring the noise decibel value of the environment where the user is located at the current noise monitoring time point through a miniature decibel meter.
In a specific embodiment, the method for determining whether there is snoring sound includes: the existing snoring audio feature analysis and recognition technology is relatively mature, and whether snoring sounds exist or not is judged according to the noise of the environment where the user is located at the current noise monitoring time point and through the existing snoring audio feature analysis and recognition technology.
It should be noted that, according to the existing AHI >5/15/30 standard, the severity of obstructive sleep apnea can be divided into: mild, moderate and severe.
In a specific embodiment, the analysis of the severity of obstructive sleep breath of a user is performed by: according to the noise of the environment where the user is located at the current noise monitoring time point, the snoring sound of the user at the current noise monitoring time point is extracted, and the snoring sound of the user at the current noise monitoring time point is put into an OSAS prediction model through the existing OSAS prediction model, so that the severity of obstructive sleep breathing of the user can be analyzed.
In a specific embodiment of the present invention, the method for determining whether to reduce the amplification gain factor of the hearing aid of the user is as follows: and obtaining the allowable amplification gain coefficient of the hearing aid set by the user and the maximum allowable environmental noise decibel value of each allowable amplification gain coefficient in each sleep stage from a local database, and mapping to obtain the maximum allowable environmental noise decibel value of the user in each sleep stage.
And mapping to obtain the maximum allowable environmental noise decibel value of the sleep stage of the user according to the sleep stage of the user.
Comparing the noise decibel value of the environment where the user is located with the maximum allowable environmental noise decibel value of the sleep stage where the user is located, and judging that the amplification gain coefficient of the hearing aid of the user needs to be reduced if the noise decibel value of the environment where the user is located is larger than the maximum allowable environmental noise decibel value of the sleep stage where the user is located.
In a specific embodiment of the present invention, the calculating method of the audio amplifying gain coefficient down-set value of the hearing aid of the user includes: and obtaining the sound amplifying gain coefficient down-regulation value corresponding to each external noise hazard coefficient interval from the local database.
Calculating the external noise hazard coefficient of the hearing aid of the user according to the noise decibel value h of the environment where the user is located and according to the maximum allowable environmental noise decibel value p of the sleep stage where the user is locatedAnd mapping to obtain the amplification gain factor down-regulation value of the hearing aid of the user.
And 3, adjusting the volume of the hearing aid, judging whether the user has the risk of apnea or not through the snoring sound of the user, waking up the user, preventing the user from dangers, and calculating the sound amplifying gain coefficient down-regulating value of the hearing aid of the user through external environment noise and the sleeping stage of the user, thereby preventing the user from being further damaged by the external environment noise in the sleeping process.
Step 4, the hearing aid volume adjustment resumes: and acquiring voice information and decibel values of the voice information of the environment where the user is located in a target time period, judging whether the amplification gain coefficient of the hearing aid of the user needs to be recovered, and if so, analyzing the recovery rate of the amplification gain coefficient of the hearing aid of the user.
In a specific embodiment, the method for acquiring each voice information and the decibel value thereof of the environment where the user is located in the target time period specifically includes: and acquiring each voice information and decibel value of the voice information of the environment where the user is located in the target time period through the miniature recorder.
In a specific embodiment of the present invention, the specific method for determining whether to restore the amplification gain coefficient of the hearing aid of the user is: and obtaining each target voice keyword from a local database.
And extracting the text of each voice information of the environment of the user in the target time period according to each voice information of the environment of the user in the target time period.
Comparing the text of each voice information of the environment where the user is located with each target voice keyword in the target time period, and judging that the amplification gain coefficient of the hearing aid of the user needs to be recovered if the text of certain voice information of the environment where the user is located in the target time period contains certain target voice keywords.
In a specific embodiment of the present invention, the analyzing method of the recovery rate of the amplification gain coefficient of the hearing aid of the user includes: and obtaining a default amplification gain coefficient recovery rate corresponding to each maximum allowable amplification gain coefficient from a local database, and extracting a default amplification gain coefficient recovery rate T of the hearing aid of the user according to the allowable amplification gain coefficient of the hearing aid set by the user.
Comparing the text of each voice message in the environment of the user in the target time period with each target voice keyword, if the text of a certain voice message in the environment of the user in the target time period contains a certain target voice keyword, counting the total number of the text occurrence target voice keywords of the voice message, thereby counting the total number of the text occurrence target voice keywords of each voice message in the environment of the user in the target time periodWhere u is represented as each voice message,W is a positive integer greater than 2.
Analyzing the voice emergency coefficient of the environment of the user according to the decibel value r of each voice message of the environment of the user and according to the noise decibel value h of the environment of the user。
And acquiring the amplification gain coefficient recovery rate adjustment value corresponding to each voice emergency coefficient interval from a local database, and mapping to obtain the amplification gain coefficient recovery rate adjustment value t of the hearing aid of the user.
Analyzing the amplification gain coefficient recovery rate of a user's hearing aid。
And 4, the hearing aid volume adjustment recovery is used for acquiring external voice information, judging whether the amplification gain coefficient needs to be recovered to be conventional or not according to the voice information, preventing the situation that the user cannot hear external voice information in time due to the fact that the amplification gain coefficient is adjusted downwards, analyzing the recovery rate of the amplification gain coefficient of the hearing aid of the user, and preventing the situation that the user is awake due to the fact that the recovery of the amplification gain coefficient is too fast.
Referring to fig. 2, a second aspect of the present invention provides a hearing aid sleep monitoring method system according to the present invention, comprising: the system comprises a user sleep state judging module, a user sleep stage analyzing module, a hearing aid volume adjusting and recovering module and a local database.
The user sleep state judging module is connected with the user sleep stage analyzing module, the user sleep stage analyzing module is connected with the hearing aid volume adjusting module, the hearing aid volume adjusting module is connected with the hearing aid volume adjusting and recovering module, and the local database is connected with the user sleep state judging module, the user sleep stage analyzing module, the hearing aid volume adjusting module and the hearing aid volume adjusting and recovering module.
The user sleep state judging module is used for acquiring head position characteristics of the user at each monitoring time point in the monitoring time period, acquiring heart rate, blood oxygen saturation, body temperature, blood pressure and respiratory frequency of the user at each monitoring time point in the monitoring time period and judging whether the user is in a sleep state or not.
The user sleep stage analysis module is used for acquiring the head position change times of the user in the monitoring time period if the user is in a sleep state, and analyzing the sleep stage of the user.
The hearing aid volume adjusting module is used for acquiring noise and a decibel value of the environment where a user is located at a current noise monitoring time point, judging whether snoring sounds exist, analyzing the severity of obstructive sleep breathing of the user if the snoring sounds exist, waking up the user through the hearing aid if the severity of obstructive sleep breathing of the user is moderate or severe, judging whether the amplification gain coefficient of the hearing aid of the user needs to be reduced if the snoring sounds do not exist, and calculating the amplification gain coefficient down-regulating value of the hearing aid of the user if the noise is required to be adjusted.
The hearing aid volume adjustment recovery module is used for acquiring the voice information of the environment where the user is located and the decibel value of the voice information in the target time period, judging whether the amplification gain coefficient of the hearing aid of the user needs to be recovered, and if the amplification gain coefficient of the hearing aid of the user needs to be recovered, analyzing the recovery rate of the amplification gain coefficient of the hearing aid of the user.
The foregoing is merely illustrative and explanatory of the principles of this invention, as various modifications and additions may be made to the specific embodiments described, or similar arrangements may be substituted by those skilled in the art, without departing from the principles of this invention or beyond the scope of this invention as defined in the claims.
Claims (10)
1. A hearing aid sleep monitoring method, comprising:
step 1, judging the sleeping state of a user: acquiring head position characteristics of a user at each monitoring time point in a monitoring time period, acquiring heart rate, blood oxygen saturation, body temperature, blood pressure and respiratory frequency of the user at each monitoring time point in the monitoring time period, and judging whether the user is in a sleep state or not;
step 2, user sleep stage analysis: if the user is in a sleep state, acquiring the head position changing times of the user in the monitoring time period, and analyzing the sleep stage of the user;
Step 3, adjusting the volume of the hearing aid: acquiring noise and a decibel value of the environment where a user is located at a current noise monitoring time point, judging whether snoring sounds exist, analyzing the severity of obstructive sleep breathing of the user if the snoring sounds exist, waking up the user through a hearing aid if the severity of obstructive sleep breathing of the user is moderate or severe, judging whether the amplification gain coefficient of the hearing aid of the user needs to be reduced if the snoring sounds do not exist, and calculating the amplification gain coefficient down-regulation value of the hearing aid of the user if the amplification gain coefficient of the hearing aid needs to be regulated;
Step 4, the hearing aid volume adjustment resumes: and acquiring voice information and decibel values of the voice information of the environment where the user is located in a target time period, judging whether the amplification gain coefficient of the hearing aid of the user needs to be recovered, and if so, analyzing the recovery rate of the amplification gain coefficient of the hearing aid of the user.
2. A method for monitoring sleep in a hearing aid according to claim 1, wherein the determining whether the user is in a sleep state is specifically:
acquiring the body position characteristics of each sleep head and the sleep sign evaluation coefficient threshold value from a local database;
Comparing the head position features of the user at each monitoring time point with the sleep head position features, judging that the user is in a sleep posture at the monitoring time point if the head position features of the user at a certain monitoring time point are consistent with the sleep head position features, and calculating a sleep sign evaluation coefficient of the user in a monitoring time period if the user is in the sleep posture at each monitoring time point;
Comparing the sleep sign evaluation coefficient of the user with a sleep sign evaluation coefficient threshold, and judging that the user is in a sleep state if the sleep sign evaluation coefficient of the user is larger than the sleep sign evaluation coefficient threshold.
3. A method for monitoring sleep of a hearing aid according to claim 2, wherein the calculating the sleep sign evaluation coefficient of the user in the monitoring period is as follows:
Acquiring heart rate A, blood oxygen saturation B, body temperature C and blood pressure D of a user in a waking state from a local database;
based on the heart rate of the user at each monitoring time point during the monitoring period Saturation of blood oxygenBody temperatureBlood pressureWhere n is denoted as each monitoring time point,M is a positive integer greater than 2, and calculating a sleep sign evaluation coefficient of the user in the monitoring time period。
4. A hearing aid sleep monitoring method according to claim 3, characterized in that the analysis of the sleep stage in which the user is located is performed by:
Obtaining sleep depth evaluation coefficients corresponding to each sleep stage from a local database;
and calculating a sleep depth evaluation coefficient of the user in the monitoring time period, and mapping to obtain a sleep stage of the user.
5. The method for monitoring the sleep of a hearing aid according to claim 4, wherein the calculating the sleep depth evaluation coefficient of the user in the monitoring period comprises the following specific steps:
acquiring proper head position changing times G during deep sleep and respiratory frequency F of a user during waking from a local database;
based on the respiration rate of the user at each monitoring time point during the monitoring period Calculating a respiratory stability coefficient of a user in a monitoring periodWhere m is the number of monitoring time points and e is a natural constant;
According to the change times g of the head position of the user in the monitoring time period and according to the sleep sign evaluation coefficient of the user in the monitoring time period Calculating sleep depth evaluation coefficient of user in monitoring time period
。
6. A method for monitoring sleep in a hearing aid according to claim 1, wherein the determining whether the speaker gain factor of the hearing aid of the user needs to be reduced is specifically determined by:
obtaining a permissible amplification gain coefficient of a hearing aid set by a user and a maximum permissible environmental noise decibel value of each permissible amplification gain coefficient in each sleep stage from a local database, and mapping to obtain the maximum permissible environmental noise decibel value of the user in each sleep stage;
Mapping to obtain a maximum allowable environmental noise decibel value of the sleep stage of the user according to the sleep stage of the user;
Comparing the noise decibel value of the environment where the user is located with the maximum allowable environmental noise decibel value of the sleep stage where the user is located, and judging that the amplification gain coefficient of the hearing aid of the user needs to be reduced if the noise decibel value of the environment where the user is located is larger than the maximum allowable environmental noise decibel value of the sleep stage where the user is located.
7. A hearing aid sleep monitoring method according to claim 6, characterized in that the calculation of the down-scaling value of the hearing aid gain factor of the user is performed by:
Obtaining a sound amplifying gain coefficient down-regulation value corresponding to each external noise hazard coefficient interval from a local database;
Calculating the external noise hazard coefficient of the hearing aid of the user according to the noise decibel value h of the environment where the user is located and according to the maximum allowable environmental noise decibel value p of the sleep stage where the user is located And mapping to obtain the amplification gain factor down-regulation value of the hearing aid of the user.
8. The method for monitoring sleep of a hearing aid according to claim 7, wherein the determining whether the speaker gain factor of the hearing aid of the user needs to be recovered is specifically determined by:
Obtaining each target voice keyword from a local database;
Extracting the text of each voice message of the environment of the user in the target time period according to each voice message of the environment of the user in the target time period;
Comparing the text of each voice information of the environment where the user is located with each target voice keyword in the target time period, and judging that the amplification gain coefficient of the hearing aid of the user needs to be recovered if the text of certain voice information of the environment where the user is located in the target time period contains certain target voice keywords.
9. A hearing aid sleep monitoring method according to claim 8, characterized in that the analysis of the recovery rate of the amplification gain factor of the user's hearing aid is performed by:
Obtaining a default amplification gain coefficient recovery rate corresponding to each maximum allowable amplification gain coefficient from a local database, and extracting a default amplification gain coefficient recovery rate T of the hearing aid of the user according to the allowable amplification gain coefficient of the hearing aid set by the user;
Comparing the text of each voice message in the environment of the user in the target time period with each target voice keyword, if the text of a certain voice message in the environment of the user in the target time period contains a certain target voice keyword, counting the total number of the text occurrence target voice keywords of the voice message, thereby counting the total number of the text occurrence target voice keywords of each voice message in the environment of the user in the target time period Where u is represented as each voice message,W is a positive integer greater than 2;
analyzing the voice emergency coefficient of the environment of the user according to the decibel value r of each voice message of the environment of the user and according to the noise decibel value h of the environment of the user ；
Obtaining amplified gain coefficient recovery rate adjustment values corresponding to each voice emergency coefficient interval from a local database, and mapping to obtain amplified gain coefficient recovery rate adjustment values t of a hearing aid of a user;
analyzing the amplification gain coefficient recovery rate of a user's hearing aid 。
10. A hearing aid sleep monitoring method system for performing a hearing aid sleep monitoring method according to any one of claims 1-9, comprising:
The user sleep state judging module is used for acquiring head position characteristics of the user at each monitoring time point in the monitoring time period, acquiring heart rate, blood oxygen saturation, body temperature, blood pressure and respiratory frequency of the user at each monitoring time point in the monitoring time period and judging whether the user is in a sleep state or not;
The user sleep stage analysis module is used for acquiring the head position change times of the user in the monitoring time period if the user is in a sleep state and analyzing the sleep stage of the user;
The hearing aid volume adjusting module is used for acquiring noise and a decibel value of the environment where the user is located at the current noise monitoring time point, judging whether snoring sounds exist, analyzing the severity of obstructive sleep breathing of the user if the snoring sounds exist, waking up the user through the hearing aid if the severity of obstructive sleep breathing of the user is moderate or severe, judging whether the amplification gain coefficient of the hearing aid of the user needs to be reduced if the snoring sounds do not exist, and calculating the amplification gain coefficient downregulation value of the hearing aid of the user if the amplification gain coefficient of the hearing aid needs to be adjusted;
and the hearing aid volume adjustment recovery module is used for acquiring the voice information of the environment where the user is located and the decibel value thereof in the target time period, judging whether the amplification gain coefficient of the hearing aid of the user needs to be recovered, and if so, analyzing the recovery rate of the amplification gain coefficient of the hearing aid of the user.
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