CN102894983B - A kind of oximetry data monitoring method and its device - Google Patents
A kind of oximetry data monitoring method and its device Download PDFInfo
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- CN102894983B CN102894983B CN201210411518.5A CN201210411518A CN102894983B CN 102894983 B CN102894983 B CN 102894983B CN 201210411518 A CN201210411518 A CN 201210411518A CN 102894983 B CN102894983 B CN 102894983B
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Abstract
The present invention provides a kind of oximetry data monitoring method and its device, wherein, oximetry data monitoring method includes：Step 1, the blood oxygen delta data for representing the change of user's blood oxygen is obtained, blood oxygen difference is obtained；Step 2, described blood oxygen delta data is compared with described blood oxygen difference；Step 3, if described blood oxygen delta data is more than described blood oxygen difference, current altitude information is obtained.Pass through the present invention, user can not only detect the blood oxygen parameter of itself at any time, ensure health, the altitude parameters of local environment can also be known in time, to facilitate in high altitude localities activity, allow users to be prevented effectively from carrying and using the cumbersome of a variety of detectors, with reference to blood oxygen parameter and altitude parameters, user can be made to be better understood by own health, remove unnecessary worry from.
Description
Technical field
The present invention relates to the technical field of detection human body physiological parameter, in particular it relates to a kind of oximetry data monitoring method
And its device.
Background technology
Attention with the progress and people of science and technology to health, oxygen saturation monitor device has stepped into average family, leads to
The health status that detection, in real time reflection user to physiological parameters such as blood oxygen, pulses can be achieved in shirtsleeve operation is crossed, very
It is convenient.
Blood oxygen parameter is the important parameter of reflection human body situation under the natural anaerobic environment of High aititude.Due to High aititude
Area's air is thin, and oxygen content is low, and partial pressure of oxygen drastically declines with altitude increase, for example：40 meters of the mean sea level of Beijing, air
In the millimetres of mercury of partial pressure of oxygen about 158,3649 meters of the mean sea level of Lhasa, the partial pressure of oxygen in its air about only has 100 millimeters
Oxygen content in mercury column, Lhasa air is only equivalent to Pekinese 63.3%.When High aititude anoxic has exceeded human body itself can
During the limit of regulation, a series of discomforts of human body can be caused, or even can occur some Acute Altitude diseases.Therefore, people are in Gao Hai
Rise sheer from level ground area it is movable when, the blood oxygen parameter of itself is not only needed to detect that, to find the sign of some high altitude diseases in time, while needing yet
Height above sea level is known in time, facilitate User Activity.
However, existing oxygen saturation monitor method is relatively simple, it is typically only capable to detect blood oxygen coherent signal, it is impossible to provide people
The required altitude parameters when high altitude localities is movable.Also, existing oxygen saturation monitor method depends on the operation of user,
When height above sea level changes, it is impossible to measure oximetry data in time, and early warning is made to the blood oxygen situation of user.
The content of the invention
To solve the above problems, the present invention provides a kind of oximetry data monitoring method and its device, for solving existing skill
Oximetry data monitoring method is single in art and can not root environment the problem of accordingly monitored according to altitude change.
Therefore, the present invention provides a kind of oximetry data monitoring method, including：
Step 1, the blood oxygen delta data for representing the change of user's blood oxygen is obtained, blood oxygen difference is obtained；
Step 2, described blood oxygen delta data is compared with described blood oxygen difference；
Step 3, if described blood oxygen delta data is more than described blood oxygen difference, current altitude information is obtained；
The first oximetry data of very first time acquisition is additionally included in step 1；The second oximetry data is obtained in the second time；
Described blood oxygen delta data is obtained according to the first oximetry data and the second oximetry data of acquisition.
Wherein, step 3 also includes carrying out described current altitude information prompting accordingly and/or described blood oxygen is become
Change data accordingly to be pointed out.
Wherein, blood oxygen difference is default blood oxygen difference, and the default blood oxygen difference range is 1.5~6.5.
Wherein, also include obtaining the current blood oxygen levels for representing the current blood oxygen situation of user, and preset reference blood in step 1
Oxygen value, described blood oxygen difference is obtained by the way that current blood oxygen levels and benchmark blood oxygen levels are compared.
The first altitude information of very first time acquisition is additionally included in step 1；
In step 3, in addition to height above sea level is obtained according to described current altitude information and the first described altitude information to become
Change data.
Wherein, current altitude information is the second altitude information obtained in the second time.
Wherein, corresponding prompting includes pointing out by display screen display image and/or audio output unit output in step 3
Auditory tone cues and/or vibrator vibration prompt and/or indicator lamp luminous prompting.
The present invention also provides a kind of blood oxygen device, including：
Button, for changing default blood oxygen difference or benchmark blood oxygen levels,
Oximetry data acquisition module, for obtaining oximetry data or blood oxygen delta data, and is transferred to control module,
Altitude information acquiring module, for obtaining altitude information, and is transferred to control module,
Control module, for controlling oximetry data acquisition module and altitude information acquiring module, and by blood oxygen delta data
It is compared with blood oxygen difference, judges whether described blood oxygen delta data is more than described blood oxygen difference, if it is determined that is, then
Altitude information acquiring module is controlled to obtain current altitude information.
Wherein, oximetry data acquisition module also includes oximetry data processing module, and the oximetry data processing module will be described
Oximetry data be treated as current blood oxygen levels, and be transferred to control module, control module by the current blood oxygen levels with it is described
Default benchmark blood oxygen levels, which are compared, obtains blood oxygen delta data.
The present invention has following beneficial effects：
In the embodiment that the present invention is provided, user can not only detect the blood oxygen parameter of itself at any time, it is ensured that health, also
The altitude parameters of local environment can be known in time, to facilitate in high altitude localities activity, allow users to be prevented effectively from carrying and
Use the cumbersome of a variety of detectors.
Oximetry data monitoring method and its device that the present invention is provided, can automatically turn on blood oxygen ginseng according to altitude parameters value
Several detections；The detection of altitude parameters can be equally automatically turned on according to blood oxygen parameter value, the operating procedure of user is saved, and
And save the electrical source consumption of oxygen saturation monitor device；Meanwhile, user measure blood oxygen parameter/altitude parameters when, may be referred to
Height above sea level at that time/blood oxygen parameter, removes unnecessary worry of the user to oneself health from.
Brief description of the drawings
Fig. 1 is the flow chart of the first embodiment of oximetry data monitoring method of the present invention；
Fig. 2 is the flow chart of second of embodiment of oximetry data monitoring method of the present invention；
Fig. 3 is the flow chart of the third embodiment of oximetry data monitoring method of the present invention；
Fig. 4 is the theory diagram of the first embodiment of blood oxygen device of the present invention；
Fig. 5 is the theory diagram of the second embodiment of blood oxygen device of the present invention；
Fig. 6 is the theory diagram of the 3rd embodiment of blood oxygen device of the present invention.
Embodiment
To make those skilled in the art more fully understand technical scheme, the present invention is carried below in conjunction with the accompanying drawings
The oximetry data monitoring method and its device of confession are described in detail.
Fig. 1 is the flow chart of the first embodiment of oximetry data monitoring method of the present invention, and this method comprises the following steps：
Step 101, acquisition represent the blood oxygen delta data of user's blood oxygen change, obtain blood oxygen difference；
Step 102, the blood oxygen delta data obtained in step 1 and blood oxygen difference be compared；
If step 103, blood oxygen delta data are more than blood oxygen difference, current altitude information is obtained.
Wherein, step 101, which is obtained, represents the blood oxygen delta data of user's blood oxygen change also to represent user including acquisition current
The current blood oxygen levels of blood oxygen situation, and preset reference blood oxygen levels, by the way that current blood oxygen levels and benchmark blood oxygen levels are compared
To blood oxygen delta data.
In step 103, obtaining current altitude information also includes pointing out current altitude information and/or to step
The blood oxygen delta data obtained in 101 is accordingly pointed out.
Specifically, corresponding prompting includes pointing out by display screen display image and/or audio output unit output sound
Prompting and/or vibrator vibration prompt and/or indicator lamp luminous prompting.
Wherein, the blood oxygen difference obtained in step 101 is default blood oxygen difference, the scope of the blood oxygen difference for 1.5~
8.5, specifically, the blood oxygen difference could be arranged to some value or blood oxygen difference range in 2,3,4,5,6,7,8
Interior other values.
Fig. 2 is the flow chart of second of embodiment of oximetry data monitoring method of the present invention.In such as Fig. 2, present embodiment,
In step 101 obtain represent user's blood oxygen change blood oxygen delta data also include：
Step 201, the first blood oxygen levels P1 for obtaining very first time T1.
In this step, the first altitude value H1 of acquisition very first time T1 is included.
Wherein, it is that the default benchmark blood oxygen levels of acquisition or acquisition are current in very first time T1 the first blood oxygen levels P1 obtained
Blood oxygen levels.
Step 202, the second blood oxygen levels P2 for obtaining the second time T2.
Wherein, if the first blood oxygen levels P1 obtained in step 201 is default benchmark blood oxygen levels, obtained in this step
The the second blood oxygen levels P2 taken is current blood oxygen levels；, whereas if the first blood oxygen levels P1 obtained in step 201 is current blood oxygen
Value, then the second blood oxygen levels P2 obtained in this step is default benchmark blood oxygen levels, subsequently into step 203.
Step 203, calculate the blood oxygen delta data D1 between the first blood oxygen levels P1 and the second blood oxygen levels P2.
In this step, the difference between very first time T1 and the second time T2 can also be calculated, and shows the very first time
T1, the second time T2 and/or time difference, or very first time T1, the second time T2 and/or time difference are sent to outside
Terminal is stored, handled or shown.
In this step, in addition to difference between adjacent time for obtaining current blood oxygen levels twice is calculated, and shows two
Secondary time and difference.
Wherein, also include in step 102：
Step 204, judge blood oxygen delta data D1 whether be more than default blood oxygen difference.
In this step, when judged result is no, represent blood oxygen levels between very first time T1 and the second time T2
Less, user's blood oxygen levels are within the scope of normal variation variable quantity, so altitude information need not be obtained, now may be used in period
To show current blood oxygen levels, blood oxygen delta data can also be shown, or current blood oxygen levels and/or blood oxygen delta data are sent
To exterior terminal, blood oxygen parameter is shown to user by exterior terminal.When judged result is yes, into step 205.
Step 205, acquisition current altitude value.Subsequently into step 206.
Step 206, calculate altitude change data D2 between the current altitude value H2 and the first altitude value H1.
Step 207, judge altitude change data D2 whether be more than default height above sea level difference.
In this step, when judged result when being, to represent that altitude change is larger, the change of blood oxygen parameter is mainly by height above sea level
Change cause, so alarm signal need not be issued the user with, it is only necessary to show altitude value and/or altitude change to user
Value, frequently issues the user with alarm signal and causes user to produce unnecessary fear, while also can be accurate so as to reduce
Really control the opportunity of collection height above sea level coherent signal；When judged result is no, into step 208.
Step 208, issue the user with alarm signal.
In this step, when judging altitude change data less than default height above sea level difference, altitude change is represented less, blood oxygen
The change of parameter is caused by the change of height above sea level, it is likely to which user's body there occurs problem in itself, at this moment be sent out to user
Go out alarm, while showing each item data that measurement is obtained.
For example, setting blood oxygen difference as 2, benchmark blood oxygen levels are set as 94, set height above sea level difference as 1000m.So, when with
When the current blood oxygen levels at family are 95, the blood oxygen delta data between benchmark blood oxygen levels is 1, now through judging blood oxygen delta data
No more than default blood oxygen difference 2, represents that the blood oxygen value changes of user are little, it is only necessary to show measurement result to user；
And when the current blood oxygen levels of user are 90, the blood oxygen delta data between benchmark blood oxygen levels is 4, now judge that blood oxygen changes
Data are more than default blood oxygen difference 2, obtain current altitude value；Difference between current altitude value and Reference Elev value is
During 1200m, judge that altitude change data are more than default height above sea level difference, this represents the change of blood oxygen levels mainly by height above sea level
Change cause, now and need not issue the user with alarm signal, be led with avoiding user from frequently receiving alarm signal
Unnecessary fear is caused, while also reducing the power consumption of blood oxygen device；If the current blood oxygen levels of user and default benchmark
Blood oxygen delta data between blood oxygen levels is 4, while when the difference between altitude value and Reference Elev value is 800m, this shows blood
The change of oxygen value is caused by the change of height above sea level, it is likely to which user's body there occurs problem in itself, then to user
Alarm signal is sent, to remind user to note the change of blood oxygen levels in time, so as to the one of the body lesion of detection user in time
A little signs, it is ensured that user's is healthy.
Wherein, blood oxygen levels, blood oxygen delta data, altitude value, altitude change data, time of measuring, time difference can be with
Individually obtain and show, measure and show while two or more parameter therein can also be realized, can also be to each
Item parameter is successively measured and shown.
Put show each item data when, can intuitively be shown by numeral, can also be by the shape of virtual image
Formula aids in illustrating the height of each item data and the degree of change.For example, current blood oxygen levels carry out table using the column figure of segmentation
Show, blood oxygen levels are higher, then the hop count of column figure is more, column figure is higher, it is on the contrary then column figure is lower；Current altitude value
Can also use this real mode, or current altitude value it is higher when, the thin and tall chevron of one comparison of display or triangle, and
When current altitude value is relatively low, short a chevron or triangle are shown.
Or, if blood oxygen delta data is 0 in certain period, altitude change data are 3000 meters, represent height above sea level
Increase, and significant change does not occur for the blood oxygen levels of user, the health of user is good, now in display measurement result
The image of a smiling face can be shown simultaneously；And when blood oxygen delta data reaches 9, and altitude change data are 3000 meters, represent
The blood oxygen changing value of user is larger, and height above sea level also substantially rises, and user should be noted oneself health, it is possible to improve oxygen
The intake of gas, now then shows the facial expression image of a catchbreath while measurement data is shown.
The oximetry data monitoring method that the present invention is provided, it is automatic to survey when the blood oxygen levels suppression ratio of user is more severe
Height above sea level is measured, and provides corresponding prompting, allows user to be referred to, i.e. blood oxygen value changes are very fast, when height above sea level also changes very fast, blood
The change of oxygen value is probably that, because altitude change, user need not be blindly nervous；When blood oxygen value changes are very fast, and height above sea level does not have
When changing, it is likely that be that user's body occurs in that situation, it is necessary to arouse attention.
Fig. 3 is the flow chart of the third embodiment of oximetry data monitoring method of the present invention.
The oximetry data monitoring method of the present embodiment includes following job step：
Step 301, acquisition current altitude value and Reference Elev value.
Altitude change data between step 302, calculating current altitude value and Reference Elev value, subsequently into step 303.
Step 303, judge the altitude change difference data whether be more than default height above sea level difference.
In this step, when judged result is no, variable quantity of the altitude value within one period is represented less, blood oxygen ginseng
Significant changes will not also occur for number, so oximetry data need not be obtained, so as to reduce blood oxygen device in high altitude localities activity
When power consumption.Now altitude parameters can be shown to user, or altitude value is sent to exterior terminal, pass through exterior terminal
To show altitude parameters to user.
When judged result is yes, into step 304.
Step 304, the current blood oxygen levels of acquisition.
Step 305, blood oxygen delta data between the current blood oxygen levels and default benchmark blood oxygen levels is calculated, subsequently into
Step 306.
Step 306, judge the blood oxygen delta data whether be more than default blood oxygen difference.
In this step, when judged result for it is no when, represent blood oxygen levels change in human body normal range (NR), now to
User shows current blood oxygen levels and/or blood oxygen delta data；When judged result for when being, the change of expression blood oxygen parameter is not at
The normal range (NR) of human body, it is likely that be due to that High aititude causes user's body to there occurs problem in itself, at this moment into step 307.
Step 307, alarm signal is issued the user with, to remind user to note the change of blood oxygen parameter in time.
The oximetry data monitoring method that the present embodiment is provided, some signs of the body lesion of user can be detected in time, really
Guarantee the healthy of family, can also reduce and frequently issue the user with alarm signal and cause user to produce unnecessary fear, together
When can also control exactly obtain blood oxygen coherent signal opportunity.
In the oximetry data monitoring method of the present embodiment, when user is within a certain period of time from a low altitude area to High aititude
Place, when altitude value is changed greatly, obtains oximetry data automatically, to judge whether influence of the High aititude to user's blood oxygen parameter is damaged
Evil user's is healthy, so as to realize the acquisition to altitude information or the acquisition of oximetry data, reduces process step and calculating
Pressure.
Altitude change data are larger, when blood oxygen delta data is little, only measurement result shown to user, without sending police
Report；Altitude value is changed greatly, while when blood oxygen value changes are also larger, just issuing the user with alarm signal, this avoid user
Frequently receive alarm signal and cause unnecessary fear.
Fig. 4 is the structural representation of blood oxygen device of the present invention.As shown in figure 4, the present embodiment blood oxygen device includes：Power supply
(not shown), oximetry data acquisition module 401, altitude information acquiring module 402, control module 404 and button 405, its
In, power supply is used to provide electric energy for blood oxygen device, and oximetry data acquisition module 401 is used to obtain blood oxygen coherent signal, height above sea level letter
Breath acquisition module 402 is used to obtain height above sea level coherent signal, and control module 404 is used to control oximetry data acquisition module 401 and sea
Pull out the running status of data obtaining module 102；Button 405 is used to send pre- in instruction, change blood oxygen device to control module 404
If parameter.Control module 404 connects with button 405, altitude information acquiring module 402 and oximetry data acquisition module 401 respectively
Connect.
Specifically, button 405 is used to change default blood oxygen difference and benchmark blood oxygen levels in blood oxygen device, can be also used for
Input oximetry data, blood oxygen delta data, elevation data and/or altitude change data.
Such as Fig. 5, the blood oxygen device of the present embodiment also includes oximetry data processing module 403, obtained for handling oximetry data
The blood oxygen coherent signal that modulus block 401 is obtained is to obtain blood oxygen levels.Oximetry data processing module 403 and oximetry data acquisition module
401 and control module 404 connect.
Equally, the blood oxygen device of the present embodiment can also include altitude information processing module, be obtained for handling altitude information
The height above sea level coherent signal that modulus block 402 is obtained is to obtain altitude value.Altitude information processing module and altitude information acquiring module 402
Connected with control module 404.
It is easily understood that altitude information processing module and oximetry data processing module can be same data processing mould
Block.
In the present embodiment, blood oxygen coherent signal is obtained by oximetry data acquisition module, passes through altitude information acquiring module
Height above sea level coherent signal is obtained, blood oxygen levels and altitude value are obtained through processing, user can not only detect the blood oxygen parameter of itself at any time, really
Protect health, moreover it is possible to know the altitude parameters of local environment in time, to facilitate in high altitude localities activity, allowed users to
Effect avoids carrying and using the cumbersome of a variety of detectors.
Such as Fig. 6, blood oxygen device of the invention can also include timing module 406, alarm module 407, the and of display module 408
Data transmission blocks 409.Timing module 406 is used to setting and recording the time；Alarm module 407 is used for according to control module 404
Instruction issue the user with warning message；Display module 408 is used to show blood oxygen to user according to the instruction of control module 404
The monitoring results such as value, altitude value, and monitoring result such as change with time at the information；Data transmission blocks 409 are used for blood oxygen
Data, blood oxygen delta data, altitude information and altitude change data etc. are sent to exterior terminal equipment.Timing module 406, alarm
Module 407, display module 408 and data transmission blocks 409 are connected with control module 404 respectively.
In the present embodiment, control module 404 judges that the blood oxygen between current blood oxygen levels and default benchmark blood oxygen levels becomes
Change whether data exceed or more than default blood oxygen difference, if it is judged that being yes, then control module 404 opens altitude information
Acquisition module 402 obtains current altitude value, and transmission to display module 408 is shown.
Meanwhile, control module 404 judges whether the altitude change data between current altitude value and Reference Elev value exceed
Default height above sea level difference, if it is judged that being no, then control module 404 indicates that alarm module 407 issues the user with alarm signal
Number.
Wherein, the blood oxygen coherent signal that the processing oximetry data of oximetry data processing module 403 acquisition module 401 is obtained is obtained
Blood oxygen levels be current blood oxygen levels.
Specifically, the scope of benchmark blood oxygen levels is 90~96, can also be set by user according to the actual conditions of itself
It is fixed, can also be user's last time measurement terminate the blood oxygen levels that detect before or this start shooting after the blood that detects
Oxygen value, can also reset every some cycles.For example, being used as benchmark blood oxygen using the blood oxygen levels that each integral point moment detects
Value.Equally, Reference Elev value is it is also possible that setting.
The blood oxygen device that the present invention is provided, can automatically turn on the detection of blood oxygen parameter according to altitude parameters value；Same energy
Enough detections that altitude parameters are automatically turned on according to blood oxygen parameter value, save the operating procedure of user, and save blood oxygen prison
Survey the electrical source consumption of device；Meanwhile, user measure blood oxygen parameter/altitude parameters when, may be referred to height above sea level/blood oxygen at that time
Parameter, removes unnecessary worry of the user to oneself health from.
It is understood that the principle that embodiment of above is intended to be merely illustrative of the present and the exemplary implementation that uses
Mode, but the invention is not limited in this.For those skilled in the art, the essence of the present invention is not being departed from
In the case of refreshing and essence, various changes and modifications can be made therein, and these variations and modifications are also considered as protection scope of the present invention.
Claims (9)
1. a kind of oximetry data monitoring method, it is characterised in that including：
Step 1, the blood oxygen delta data for representing the change of user's blood oxygen is obtained, blood oxygen difference is obtained；
Step 2, described blood oxygen delta data is compared with described blood oxygen difference；
Step 3, if described blood oxygen delta data is more than described blood oxygen difference, current altitude information is obtained；
In step 1, it is additionally included in the first oximetry data of very first time acquisition；The second oximetry data is obtained in the second time；Root
Described blood oxygen delta data is obtained according to the first oximetry data and the second oximetry data of acquisition.
2. a kind of oximetry data monitoring method according to claim 1, it is characterised in that in step 3, in addition to institute
The current altitude information stated point out accordingly and/or described blood oxygen delta data is accordingly pointed out.
3. a kind of oximetry data monitoring method according to claim 1 or 2, it is characterised in that described blood oxygen difference is
Default blood oxygen difference, the default blood oxygen difference range is 1.5~6.5.
4. a kind of oximetry data monitoring method according to claim 1 or 2, it is characterised in that also include obtaining in step 1
Replace the current blood oxygen levels of the current blood oxygen situation of table user, and preset reference blood oxygen levels, by by current blood oxygen levels and benchmark blood
Oxygen value, which is compared, obtains described blood oxygen delta data.
5. a kind of oximetry data monitoring method according to claim 4, it is characterised in that in step 1, is additionally included in
One time obtained the first altitude information；
In step 3, in addition to according to described current altitude information and the first described altitude information altitude change number is obtained
According to.
6. a kind of oximetry data monitoring method according to claim 5, it is characterised in that described current altitude information is
The second altitude information obtained in the second time.
7. a kind of oximetry data monitoring method according to claim 2, it is characterised in that described corresponding prompting includes
Pointed out by display screen display image and/or audio output unit exports auditory tone cues and/or vibrator vibration prompt and/or referred to
Show lamp luminous prompting.
8. a kind of blood oxygen device for the oximetry data monitoring method for realizing claim 1 to 7, it is characterised in that including：
Button, for changing default blood oxygen difference or benchmark blood oxygen levels,
Oximetry data acquisition module, for obtaining oximetry data or blood oxygen delta data, and is transferred to control module,
Altitude information acquiring module, for obtaining altitude information, and is transferred to control module,
Control module, for controlling oximetry data acquisition module and altitude information acquiring module, and by blood oxygen delta data and blood
Oxygen difference is compared, and judges whether described blood oxygen delta data is more than described blood oxygen difference, if it is determined that being then to control
Altitude information acquiring module obtains current altitude information.
9. a kind of blood oxygen device according to claim 8, it is characterised in that：Described oximetry data acquisition module also includes
Described oximetry data is treated as current blood oxygen levels by oximetry data processing module, the oximetry data processing module, and is transmitted
To control module, the current blood oxygen levels and described default benchmark blood oxygen levels are compared by control module obtains blood oxygen change
Data.
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| CN104042199B (en) * | 2014-07-04 | 2017-02-22 | 时云医疗科技（上海）有限公司 | Characteristic index feedback system and method |
| CA3021460A1 (en) * | 2016-04-22 | 2017-10-26 | Vioptix, Inc. | Determining absolute and relative tissue oxygen saturation |
| CN110750753B (en) * | 2019-10-21 | 2023-08-22 | 中国人民解放军陆军军医大学 | Method for estimating oxygen demand of large-scale crowd entering high-altitude area |
| CN112914525A (en) * | 2021-03-16 | 2021-06-08 | 深圳市经纬科技有限公司 | Wearable remote temperature monitoring system and method |
| CN114642800B (en) * | 2022-03-18 | 2024-03-22 | 重庆市第五人民医院 | Voice reminding device and method for intelligently and interactively reminding patient to use inhalant |
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| US20020195105A1 (en) * | 2000-01-13 | 2002-12-26 | Brent Blue | Method and apparatus for providing and controlling oxygen supply |
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| US5372134A (en) * | 1993-05-24 | 1994-12-13 | Richardson; Joseph W. | Aviation hypoxia monitor |
| WO2004093770A2 (en) * | 2003-04-21 | 2004-11-04 | John Conroy | System and method for monitoring oxygen saturation levels and usage |
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