CN109924980A - Respiration case decision-making system and sleep monitor - Google Patents
Respiration case decision-making system and sleep monitor Download PDFInfo
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- CN109924980A CN109924980A CN201711376541.4A CN201711376541A CN109924980A CN 109924980 A CN109924980 A CN 109924980A CN 201711376541 A CN201711376541 A CN 201711376541A CN 109924980 A CN109924980 A CN 109924980A
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Abstract
The present invention provides respiration case decision-making system and sleep monitors, belong to sleep monitor technical field.The respiration case decision-making system, comprising: unit is just sentenced, for just sentencing doubtful suspending event and doubtful low pass gas event according to breath signal；And sentence unit eventually, respiration case parting sentence eventually with the presence or absence of chest and abdomen suspending event for combining.Through the above technical solution, the present invention sentences respiration case according to breath signal by elder generation come at the beginning of, suspend in conjunction with chest and abdomen and sentence eventually, does not need to apply Sasser to subject during judging respiration case to realize, and substantially increase the accuracy of respiration case interpretation.
Description
Technical field
The present invention relates to sleep monitor technologies, more particularly to respiration case decision-making system and sleep monitor.
Background technique
The function of human respiratory is to carry out gas exchanges with the external world, is given off carbon dioxide, inspiration oxygen, is carried out new old
Metabolism.Human body is breathed under the respiratory center innervation of brain by lung, respiratory tract etc., if in this process
Certain the nervous system diseases cause respiratory center function obstacle occur, just will appear maincenter type apnea, if at this
Narrow, obstruction occurs for respiratory tract during a, and gas cannot normally enter tracheal bronchus, and air-flow will be obstructed, it may occur that beat
Snore, low pass gas event even obstructive type apnea.Respiration case seriously affects the sleep and physical and mental health of people.Detection is exhaled
The type of suction event can effectively help people to find breathing problem, and symptomatic treatment improves the sleep quality of people.
The detection method of respiration case mainly passes through acquisition pressure signal at present, applies concussion to it after finding respiration case
Wave is to detect respiration case type, wherein setting duration, the concussion indexs such as factor, according to these indexs to respiration case into
Row parting.However, having the following deficiencies: that (1) concussion can be such that air-flow increases in this way, sentencing for low pass gas event is influenced
It reads；(2) effect that subject generates Sasser is different, only uses airflow waveform and is difficult to judge that respiration case is the breathing of maincenter type
Suspending event or obstructive type apnea；(3) respiration case addition Sasser will affect the experience of subject even not
It is suitable.
Summary of the invention
The object of the present invention is to provide a kind of respiration case decision-making system and sleep monitors, for solution never to subject
Apply the problem of Sasser also can accurately determine the type of respiration case.
To achieve the goals above, the present invention provides a kind of respiration case decision-making system, which includes: just to sentence list
Member, for just sentencing doubtful suspending event and doubtful low pass gas event according to breath signal；And sentence unit eventually, whether it is used for combination
There are chest and abdomen suspending events sentence eventually to respiration case parting.
Preferably, the system further include: breathing detection unit, for detecting breath signal；And first processing units, it uses
According to the breath signal obtain breathing amplitude；Wherein, described just to sentence unit for doubtful according to sentencing at the beginning of the breathing amplitude
Suspending event and doubtful low pass gas event.
Preferably, described just to sentence unit and be also used to: to be less than low pass gas amplitude thresholds in the breathing amplitude and be greater than and suspend
In the case that amplitude thresholds and duration were greater than for the first predetermined time, it is just judged to doubtful low pass gas event；And described
Amplitude is breathed less than or equal to pause amplitude thresholds and in the case that the duration was greater than for the second predetermined time, is just judged to doubtful
Suspending event；Wherein, the low pass gas amplitude thresholds are greater than the pause amplitude thresholds.
Preferably, the end sentences unit and is also used to: doubtful suspending event start to do not have during end chest and abdomen suspend thing
In the case where part, it is judged to obstructive type apnea eventually；And start in doubtful suspending event to there are chest and abdomen temporary during end
In the case where stopping event, if chest and abdomen suspending event terminates to terminate the early and described chest and abdomen suspending event than the doubtful suspending event
The time difference of end time and the end time of the doubtful suspending event are less than predetermined time interval, then are judged to maincenter type eventually and exhale
It inhales time out and is otherwise judged to mixed type apnea eventually.
Preferably, the system further include: chest and abdomen detection unit, for detecting chest and abdomen signal；The second processing unit is used for root
Chest and abdomen amplitude is obtained according to the chest and abdomen signal；And chest and abdomen event decision unit, for being less than or equal in the chest and abdomen amplitude
Suspend amplitude thresholds and the duration is greater than in the case where the third predetermined time, is then determined as there is chest and abdomen suspending event.
Preferably, the end sentences unit and is also used to: doubtful low pass gas event start to after a period of time during have
In the case that oxygen subtracts event, it is judged to low pass gas event eventually and is otherwise judged to invalid event eventually.
Preferably, the system further include: blood oxygen detection unit, for detecting blood oxygen levels；Blood oxygen event decision unit, is used for
Maximum value in blood oxygen levels in continuous a period of time is set as blood oxygen a reference value, is lower than the blood oxygen a reference value in blood oxygen levels
And in the case that difference is greater than preset blood O2 difference, it is judged to aerobic subtracting event.
Preferably, the low pass gas amplitude thresholds are the 70% of eupnea amplitude, and the pause amplitude thresholds are normal
Breathe the 10% of amplitude.
Preferably, the system further include: breathing amplitude updating unit, for updating eupnea amplitude, comprising: not first
In the case where being judged to doubtful suspending event and doubtful low pass gas event, it is determined as eupnea；And in real time to eupnea
It breathes amplitude and eupnea amplitude is calculated to be updated to current eupnea amplitude using moving average method.
Correspondingly, the present invention also provides a kind of sleep monitors, including respiration case decision-making system described above.
Through the above technical solutions, the present invention sentences respiration case according to breath signal by elder generation come at the beginning of, it is temporary in conjunction with chest and abdomen
Stop sentence eventually, does not need to apply Sasser to subject during judging respiration case to realize, and significantly
Improve the accuracy of respiration case interpretation.
The other feature and advantage of the embodiment of the present invention will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
Attached drawing is to further understand for providing to the embodiment of the present invention, and constitute part of specification, under
The specific embodiment in face is used to explain the present invention embodiment together, but does not constitute the limitation to the embodiment of the present invention.Attached
In figure:
Fig. 1 is the flow chart of respiration case determination method provided by the invention；
Fig. 2 is the process provided by the invention that doubtful suspending event and doubtful low pass gas event are just sentenced according to breathing amplitude
Figure；
Fig. 3 is the flow chart that respiration case provided by the invention is sentenced eventually；And
Fig. 4 is the block diagram of respiration case decision-making system provided by the invention.
Specific embodiment
It is described in detail below in conjunction with specific embodiment of the attached drawing to the embodiment of the present invention.It should be understood that this
Locate described specific embodiment and be merely to illustrate and explain the present invention embodiment, is not intended to restrict the invention embodiment.
Fig. 1 is the flow chart of respiration case determination method provided by the invention, as shown in Figure 1, this method comprises:
Step 101, breath signal is detected.Generally exhaled using mouth and nose temperature sensor or heat-sensitive sensor by monitoring nose
The air-flow of suction detects breath signal.
Step 102, breathing amplitude is obtained according to breath signal.Here breath signal detected in step 101 is converted
For respiratory wave, so that breathing amplitude will be obtained.It will be appreciated by those skilled in the art that it is flat to carry out direct current to respiratory wave
Sliding processing, filters some noises and baseline drift, to provide the data of high quality for subsequent processing.
It for breathing amplitude, such as can be obtained using following methods: find the maximum of respiratory wave in a period of time
It value and is compared with the time of last wave crest, the time difference is greater than a scheduled time threshold value and is then determined as wave crest, trough
Determination method it is similar with wave crest.Wherein scheduled time threshold value those skilled in the art can set according to the period of respiratory wave
It is fixed.Certainly, the invention is not limited thereto, is any technique commonly known according to the technology that waveform finds amplitude, as long as being capable of basis
The technology that waveform finds amplitude can be applied to the present invention.
Above step 101 and step 102 can be substituted with routine techniques in the prior art.
Step 103, doubtful suspending event and doubtful low pass gas event are just sentenced according to breath signal.
Step 104, respiration case parting sentence eventually in conjunction with the presence or absence of chest and abdomen suspending event.
Breath signal is different when described doubtful suspending event and doubtful low pass gas event occur in step 103
, it is possible to according to breath signal to determine whether there is doubtful apnea or doubtful low pass gas event, still,
It cannot finally judge the specific parting of apnea again according only to breath signal and determine low pass gas event, so here
It is known as just sentencing according to the judgement of breath signal, and what is just sentenced is doubtful suspending event and doubtful low pass gas event, and determine
Respiration case parting needs to determine in conjunction with other factors, respiration case parting refer to by respiration case be divided into low pass gas event,
Obstructive type apnea, maincenter type apnea and mixed type apnea.
Step 103 described above is in the case where getting breathing amplitude not over step 101 and step 102
Performed process can just be sentenced in the case where obtaining breathing amplitude by step 101 and step 102 according to breathing amplitude
Doubtful suspending event and doubtful low pass gas event.
Specifically, in step 3 according to breathing amplitude, just to sentence doubtful suspending event and doubtful low pass gas event include: to exhale
Inhale amplitude be less than low pass gas amplitude thresholds and be greater than pause amplitude thresholds and the duration be greater than the first predetermined time the case where
Under, just it is judged to doubtful low pass gas event；It is less than or equal to pause amplitude thresholds in breathing amplitude and the duration is greater than second
In the case where predetermined time, it is just judged to doubtful suspending event.Wherein, low pass gas amplitude thresholds are greater than pause amplitude thresholds.Wherein,
Low pass gas amplitude thresholds can be the 70% of eupnea amplitude, and pause amplitude thresholds can be the 10% of eupnea amplitude.
Fig. 2 is the process provided by the invention that doubtful suspending event and doubtful low pass gas event are just sentenced according to breathing amplitude
Figure, as shown in Fig. 2, the process includes:
Step 201, judge to breathe whether amplitude is less than low pass gas amplitude thresholds, if the determination result is YES, that is, breathe amplitude
Less than low ventilation threshold, 202 are thened follow the steps, otherwise, executes step 205.
Step 202, timing is carried out to the low pass gas duration.
Step 203, judge to breathe whether amplitude is less than or equal to pause amplitude thresholds, if the determination result is YES, that is, breathe
Amplitude is less than or equal to pause amplitude thresholds, thens follow the steps 204, otherwise, executes step 205.
Step 205, judge whether second wind, if the determination result is YES, then follow the steps 206, otherwise, process knot
Beam.What present embodiment provided first sentences doubtful suspending event and doubtful low pass gas event is in suspending event or low pass gas event knot
Judged after beam, that is to say, that before after it experienced suspending event or low pass gas event second wind
The type of respiration case experienced is judged.
Step 206, judge to suspend whether the duration is greater than 10s, the second predetermined time was set as 10s here, if judgement
As a result be it is yes, then follow the steps 207, otherwise, execute step 208.
Step 207, just it is judged to doubtful suspending event.
Step 208, judge whether the low pass gas duration is greater than 10s, the first predetermined time was set as 10s here, if sentencing
Disconnected result be it is yes, then follow the steps 209, otherwise, process terminates.
Step 209, just it is judged to doubtful low pass gas event.
It can be seen that by process shown in Fig. 2 in the case where there is suspending event and low pass gas event centainly occur,
Breathing amplitude be less than low pass gas amplitude thresholds and be greater than pause amplitude thresholds and the duration be greater than the first predetermined time
In the case where (for example, 10s), low pass gas duration timing increases, and it is constant to suspend duration timing；It is small in breathing amplitude
In or be equal to pause amplitude thresholds and the duration be greater than the second predetermined time (for example, 10s) in the case where, low pass gas continue
Time timing increases, and suspends duration timing and also increase.Wherein, here that the first predetermined time and the second predetermined time is equal
Being set as 10s is only example, and the first predetermined time and the second predetermined time also can be set as other times, and first is pre-
Fixing time can also be different with the second predetermined time.
Can be seen that by process shown in Fig. 2 in low pass gas duration and pause duration is more than the feelings of 10s
Under condition, it is just judged to doubtful suspending event.
It is described below after just sentencing doubtful suspending event and doubtful low pass gas event, sentences specific respiration case parting eventually
Method.
The case where for being just judged to doubtful suspending event, wherein combining with the presence or absence of chest and abdomen suspending event to breathing thing
It includes: to start in doubtful suspending event in the case where not having chest and abdomen suspending event during end that part parting, which sentence eventually, is sentenced eventually
For obstructive type apnea；Start in doubtful suspending event in the case where having chest and abdomen suspending event during end, if chest
Abdomen suspending event terminates the knot for terminating early and chest and abdomen suspending event end time and doubtful suspending event than doubtful suspending event
The time difference of beam time is less than predetermined time interval, then is judged to the maincenter type apnea time eventually, otherwise, is judged to mixed type eventually and exhales
Inhale suspending event.It is simply that then being judged to block eventually not with chest and abdomen suspending event during doubtful suspending event continues
Type apnea, with the end time of chest and abdomen suspending event and chest and abdomen suspending event during doubtful suspending event continues
Time difference with the end time of doubtful suspending event within a predetermined time interval (such as 2s), is then judged to the breathing of maincenter type eventually
Otherwise suspending event is mixed type apnea.
Wherein, the judgement of chest and abdomen suspending event includes: detection chest and abdomen signal；Chest and abdomen width is obtained according to the chest and abdomen signal
Value；In the case where chest and abdomen amplitude is less than or equal to pause amplitude thresholds and the duration is greater than the third predetermined time, then sentence
Being set to has chest and abdomen suspending event.Wherein detection chest and abdomen signal, which can be through detection chest and abdomen pressure, realizes.According to chest and abdomen signal
Obtain the detailed process of chest and abdomen amplitude with described above according to breath signal to obtain breathing amplitude similar.
For just be judged to doubtful low pass gas event the case where, doubtful low pass gas event start to after one section when
Between during it is aerobic subtract event in the case where, be judged to low pass gas event eventually and be otherwise judged to invalid event eventually.
Wherein, it includes: detection blood oxygen levels that oxygen, which subtracts the judgement of event,；By the maximum value in the blood oxygen levels in continuous a period of time
It is set as blood oxygen a reference value；The case where blood oxygen levels are lower than the blood oxygen a reference value and difference is greater than preset blood O2 difference
Under, it is judged to aerobic subtracting event.Here blood oxygen levels can be detected by blood oxygen detection device, such as BOLD contrast.Blood O2 difference
It can be set as 3 or 4 etc., those skilled in the art can set according to actual needs.Assuming that blood O2 difference is set as 3, then
In the case where blood oxygen a reference value is 98, if blood oxygen levels are lower than 95, it is judged to aerobic subtracting event.
Respiration case determination method provided by the invention further includes updating eupnea amplitude, comprising: just be not judged to doubt
In the case where like suspending event and doubtful low pass gas event, it is determined as eupnea；The breathing amplitude of eupnea is made in real time
Eupnea amplitude is calculated to be updated to current eupnea amplitude with moving average method.
It should be readily apparent to one skilled in the art that if not only just being judged to doubtful suspending event but also not just being judged to low pass gas thing
Part then should just be determined as eupnea.In addition, in order to keep a reference value of eupnea amplitude more accurate, it will be using sliding
A reference value (i.e. eupnea amplitude) of the value that the method for average is calculated as eupnea amplitude.Exception is, for
The case where eupnea, if breathing amplitude is excessive or too small, the upper limit or lower limit set before using is slided
Average calculating operation, wherein the sliding average operation of inequality proportion can also be used.
Fig. 3 is the flow chart that respiration case provided by the invention is sentenced eventually, as shown in figure 3, the process includes:
Step 301, judge whether just to be judged to doubtful suspending event, if the determination result is YES, then follow the steps 302, otherwise,
Execute step 307.
Step 302, judge that doubtful suspending event starts to whether there is chest and abdomen suspending event during end, if judging result is
It is to then follow the steps 304, otherwise, executes step 303.
Step 303, when step 302 judges that doubtful suspending event starts to not having the case where chest and abdomen suspending event during end
Under, then it is judged to obstructive type apnea eventually.
Step 304, when step 302 judges that doubtful suspending event starts to there is the case where chest and abdomen suspending event during end
Under, whether continue to judge the chest and abdomen suspending event end time earlier than the doubtful suspending event end time, and the time difference of the two is small
In predetermined time interval, if the determination result is YES, 305 are thened follow the steps, it is no to then follow the steps 306.
Step 305, when step 304 judge the chest and abdomen suspending event end time earlier than doubtful suspending event end time 2s with
It is interior, then it is judged to the maincenter type apnea time eventually, no person executes step 306.That is, needing to meet following two condition
Can be judged to maincenter type apnea eventually: (1) the chest and abdomen suspending event end time is earlier than doubtful suspending event；(2) in (1)
On the basis of chest and abdomen suspending event end time and doubtful suspending event end time time difference be less than the predetermined time between
Every.
Step 306, at the end of not judging the chest and abdomen suspending event end time earlier than doubtful suspending event in step 304
Between, and the time difference of the two is less than predetermined time interval, then is judged to mixed type apnea eventually.I.e., it has no same
When meet two conditions described in step 305 with regard to being judged to mixed type apnea eventually.
Step 307, judge whether just to be judged to doubtful low pass gas event, if the determination result is YES, then follow the steps 308, it is no
Then, i.e., it is not only just judged to doubtful suspending event but also is not just judged to doubtful low pass gas event, then process terminates.
Step 308, in the case where being judged to doubtful low pass gas event at the beginning of step 307, continue to judge doubtful low pass gas event
Time started after during a period of time whether it is aerobic subtract event, if the determination result is YES, then follow the steps 309, otherwise,
Execute step 310.
Step 309, step 308 judge doubtful low pass gas event start time to after a period of time during aerobic subtract
Event is then judged to low pass gas event eventually.
Step 310, step 308 judge doubtful low pass gas event start time to after a period of time during there is no oxygen
Subtract event, is then judged to invalid event eventually.
Fig. 4 is the block diagram of respiration case decision-making system provided by the invention, as shown in figure 4, the system includes just sentencing unit
401 sentence unit 402 with whole, just sentence unit 401 according to breath signal and just sentence doubtful suspending event and doubtful low pass gas event；Sentence eventually
Unit 402 is combined sentence eventually to respiration case parting with the presence or absence of chest and abdomen suspending event.
In addition, as shown in figure 4, respiration case decision-making system provided by the invention further includes breathing detection unit 403, first
Processing unit 404, chest and abdomen detection unit 405, the second processing unit 406, chest and abdomen event decision unit 407, blood oxygen detection unit
408, blood oxygen event decision unit 409 and breathing amplitude updating unit 410.
Wherein breathing detection unit 403 is for detecting breath signal；First processing units 404 are used to be believed according to the breathing
Number obtain breathing amplitude；Just sentence unit 401 and just sentences doubtful suspending event and doubtful low pass gas event also according to the breathing amplitude；
Chest and abdomen detection unit 405 is for detecting chest and abdomen signal；The second processing unit 406 is used to obtain chest and abdomen width according to the chest and abdomen signal
Value；Chest and abdomen event decision unit 407 is used to be less than or equal to pause amplitude thresholds in the chest and abdomen amplitude and the duration is big
In the case where the third predetermined time, then it is determined as thering is chest and abdomen suspending event.Blood oxygen detection unit 408 is for detecting blood oxygen levels；
Blood oxygen event decision unit 409 is used to the maximum value in the blood oxygen levels in continuous a period of time being set as blood oxygen a reference value,
Blood oxygen levels are lower than the blood oxygen a reference value and in the case that difference is greater than preset blood O2 difference, are judged to aerobic subtracting event；
Breathing amplitude updating unit 410 is for updating eupnea amplitude.
It should be noted that the detail and benefit and the present invention of respiration case decision-making system provided by the invention provide
Respiration case determination method it is similar, in this, it will not go into details.
Correspondingly, the present invention provides a kind of sleep monitors, including respiration case decision-making system described above.
The optional embodiment of the embodiment of the present invention is described in detail in conjunction with attached drawing above, still, the embodiment of the present invention is simultaneously
The detail being not limited in above embodiment can be to of the invention real in the range of the technology design of the embodiment of the present invention
The technical solution for applying example carries out a variety of simple variants, these simple variants belong to the protection scope of the embodiment of the present invention.
The technical solution provided through the invention, the problem of for current respiration case automatic interpretation method, no
The accuracy of respiration case interpretation is improved only, and alleviates the workload of artificial interpretation.Wherein, breath signal is pre-processed
Afterwards, respiratory wave recall rate is higher, and the eupnea amplitude being calculated is more reasonable, and does not have to a large amount of data processing, simultaneously
It can support real-time data analysis.In the present invention, subtract event in conjunction with chest and abdomen breathing and oxygen, substantially increase sentencing for respiration case
Extracting rate and accuracy rate.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, it can be combined in any appropriate way.In order to avoid unnecessary repetition, the embodiment of the present invention pair
No further explanation will be given for various combinations of possible ways.
In addition, any combination can also be carried out between a variety of different embodiments of the embodiment of the present invention, as long as it is not
The thought of the embodiment of the present invention is violated, equally should be considered as disclosure of that of the embodiment of the present invention.
Claims (10)
1. a kind of respiration case decision-making system, which is characterized in that the system includes:
Just unit is sentenced, for just sentencing doubtful suspending event and doubtful low pass gas event according to breath signal；And
Unit is sentenced eventually, and respiration case parting sentence eventually with the presence or absence of chest and abdomen suspending event for combining.
2. system according to claim 1, which is characterized in that the system further include:
Breathing detection unit, for detecting breath signal；And
First processing units, for obtaining breathing amplitude according to the breath signal；
Wherein, described just to sentence unit for just sentencing doubtful suspending event and doubtful low pass gas event according to the breathing amplitude.
3. system according to claim 2, which is characterized in that sentence unit at the beginning of described and be also used to:
It is less than low pass gas amplitude thresholds in the breathing amplitude and is greater than pause amplitude thresholds and to be greater than first pre- the duration
In the case where fixing time, it is just judged to doubtful low pass gas event；And
In the case where the breathing amplitude is less than or equal to pause amplitude thresholds and the duration was greater than for the second predetermined time,
Just it is judged to doubtful suspending event；
Wherein, the low pass gas amplitude thresholds are greater than the pause amplitude thresholds.
4. system according to claim 2 or 3, which is characterized in that the end sentences unit and is also used to:
Start in doubtful suspending event in the case where there is no chest and abdomen suspending event during end, is judged to obstructive type apnea eventually
Event；And
Start in doubtful suspending event in the case where having chest and abdomen suspending event during end, if chest and abdomen suspending event terminates than institute
Stating doubtful suspending event terminates the end time of the early and described chest and abdomen suspending event and the end time of the doubtful suspending event
Time difference be less than predetermined time interval, then eventually otherwise be judged to the maincenter type apnea time is judged to mixed type apnea eventually
Event.
5. system according to claim 3, which is characterized in that the system further include:
Chest and abdomen detection unit, for detecting chest and abdomen signal；
The second processing unit, for obtaining chest and abdomen amplitude according to the chest and abdomen signal；And
Chest and abdomen event decision unit, for the chest and abdomen amplitude be less than or equal to pause amplitude thresholds and the duration be greater than
In the case where the third predetermined time, then it is determined as thering is chest and abdomen suspending event.
6. system according to claim 4, which is characterized in that the end sentences unit and is also used to:
Doubtful low pass gas event start after during a period of time it is aerobic subtract event in the case where, be judged to low pass gas thing eventually
Otherwise part is judged to invalid event eventually.
7. system according to claim 6, which is characterized in that the system further include:
Blood oxygen detection unit, for detecting blood oxygen levels；
Blood oxygen event decision unit, for the maximum value in the blood oxygen levels in continuous a period of time to be set as blood oxygen a reference value,
In the case where blood oxygen levels are lower than the blood oxygen a reference value and difference is greater than preset blood O2 difference, it is judged to aerobic subtracting thing
Part.
8. system according to claim 3, which is characterized in that the low pass gas amplitude thresholds are eupnea amplitude
70%, the pause amplitude thresholds are the 10% of eupnea amplitude.
9. system according to claim 8, which is characterized in that the system further include:
Amplitude updating unit is breathed, for updating eupnea amplitude, comprising:
In the case where not just being judged to doubtful suspending event and doubtful low pass gas event, it is determined as eupnea；And
The eupnea amplitude of update is calculated to current using moving average method to the breathing amplitude of eupnea in real time
Eupnea amplitude is updated.
10. a kind of sleep monitor, which is characterized in that including breathing described in any one of claim 1 to 9 claim
Event decision-making system.
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| CN111657948A (en) * | 2020-05-25 | 2020-09-15 | 深圳市云中飞电子有限公司 | Method, device and equipment for detecting sleep breathing state |
| CN112971763A (en) * | 2021-02-07 | 2021-06-18 | 北京海思瑞格科技有限公司 | Sleep respiratory event detection device |
| CN112971766A (en) * | 2021-02-07 | 2021-06-18 | 中国人民解放军总医院 | Sleep respiratory event detection method |
| CN114176584A (en) * | 2021-12-29 | 2022-03-15 | 深圳融昕医疗科技有限公司 | Oxygen reduction event detection method, computer-readable storage medium and embedded device |
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