CN107440717A - A kind of wearable body fluid monitoring device, body fluid monitoring system and method - Google Patents
A kind of wearable body fluid monitoring device, body fluid monitoring system and method Download PDFInfo
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- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
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- A61B5/42—Detecting, measuring or recording for evaluating the gastrointestinal, the endocrine or the exocrine systems
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- A61B5/4266—Evaluating exocrine secretion production sweat secretion
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Abstract
The invention discloses a kind of wearable body fluid monitoring device, including：Body fluid monitoring unit, for monitoring the body fluid situation of user, body fluid Monitoring Data is obtained, and body fluid Monitoring Data is sent to central control unit；Memory cell, for storing body fluid monitoring reference data；Reminding unit, for reminding user under the control of central control unit；Central control unit, it is connected respectively with body fluid monitoring unit, memory cell and reminding unit, body fluid for comparing body fluid Monitoring Data and prestoring monitors reference data, judge whether to need to remind user according to the difference of body fluid Monitoring Data and body fluid monitoring reference data, if so, user is then reminded by reminding unit.The invention also discloses a kind of body fluid monitoring system and method.By the invention it is possible to detect the body fluid levels of user, judge so as to make analysis according to body fluid levels and body fluid reference data, give the necessary prompting of user, for example remind user to keep the skin wet in the case of user's water shortage.
Description
Technical field
The present invention relates to wearable device technical field, more particularly to a kind of wearable body fluid monitoring device, body fluid to supervise
Examining system and method.
Background technology
With the quickening pace of modern life, a bad drinking habit of generally existing is exactly daily drink in people's daily life
Water shortage, especially many people are busy with work at present, and often water can all be forgotten to drink.
There is Intelligent water cup people can be reminded to drink water in the prior art, but it is to be estimated with the amount of drinking water passage time
Reminder time.
Chinese patent CN 203506280U disclose a kind of Intelligent water cup, including cup lid and cup, described Intelligent water cup
Also include bottom of a cup and sensor, described bottom of cup is provided centrally with hole, and described hole is through hole, and described bottom of a cup includes
There are display screen, button, alarm, battery and controller, described bottom of a cup is connected to bottom of cup, and described sensor is placed on
Kong Zhong, is fitted close with hole, and described sensor also electrically connects with bottom of a cup.The Intelligent water cup is provided with water depth sensor (liquid level
Sensor), the water in cup can be detected, calculates the daily amount of drinking water with reference to onboard clock, and can be reminded by alarm
User drinks water；LCDs is additionally provided with, for showing current cup water, when the day before yesterday drinks water the parameters such as cumulant.
The Intelligent water cup of prior art secures the amount of drinking water of user and drunk water the time, without the specific body according to user
Body situation informs whether to require supplementation with moisture, not enough intelligently.And user has to when drinking water use the Intelligent water cup, but should
Cup is carried with has inconvenience more.
The content of the invention
In order to solve above-mentioned the deficiencies in the prior art, the present invention provides a kind of wearable body fluid monitoring device, Ke Yigeng
Accurately to judge user's body state, for example, body whether the situation of water shortage, so as to give timely accurately prompting, and
The device is convenient and practical to be wearable.
The present invention provides a kind of wearable body fluid monitoring device, including：Body fluid monitoring unit, for monitoring the body of user
Liquid situation, body fluid Monitoring Data is obtained, and the body fluid Monitoring Data is sent to central control unit；Memory cell, it is used for
Store body fluid monitoring reference data；Reminding unit, for reminding user under the control of the central control unit；The center
Control unit, it is connected respectively with body fluid monitoring unit, memory cell and the reminding unit, number is monitored for the body fluid
Reference data is monitored according to the body fluid to prestore, the difference of reference data is monitored according to the body fluid Monitoring Data and the body fluid
Value judges user's sign state, and controls the reminding unit to remind user according to the sign state.
Further, in addition to the central control unit unit being connected, wherein：The body fluid monitoring is single
Member, it is additionally operable to after user drinks water according to standard water uptake, the body fluid Monitoring Data sample of user is gathered after preset time period, and
Stored by the memory module；The unit, for the body fluid Monitoring Data sample according to the user, obtain
The body fluid monitoring reference data of the user.
Further, the body fluid monitoring unit includes first detection module, wherein：The first detection module, is used for
User's water content information is detected, obtains the first data；The body fluid monitoring reference data includes the first reference data；The center
Control unit, for when the difference of first reference data and first data is more than default first threshold, passing through
The reminding unit reminds user to drink water.
Further, the first detection module includes：Circuit submodule is detected, for by least two electrodes, to
Human body passes to constant current, and detects the voltage between at least two electrode；Signal transacting submodule, for according to
The voltage and the constant current that detection circuit submodule detects, obtain conductivity data or resistance data.
Further, the body fluid monitoring unit also includes the second detection module, wherein：Second detection module, use
In detection user's haemoconcentration information, the second data are obtained；The body fluid monitoring reference data also includes the second reference data；Institute
Central control unit is stated, for being more than default first threshold when the difference of first reference data and first data,
And the difference of second data and second reference data controls the reminding unit to carry when being more than default Second Threshold
Awake user drinks water.
Further, the wearable body fluid monitoring device also includes the sweat inspection being connected with the central control unit
Unit is surveyed, wherein：The sweat detection unit, for detect user volume of perspiration or sweat in salinity；The center control
Unit, it is additionally operable to, according to salinity in user's volume of perspiration or sweat, judge whether user requires supplementation with moisture or salinity.
Further, the gesture that the wearable body fluid monitoring device also includes being connected with the central control unit is known
Other unit, wherein：The gesture identification unit, the action drunk water for identifying user；The body fluid monitoring unit, also with it is described
Gesture identification unit is connected, for after the gesture identification unit recognizes the action that user drinks water, after preset time period
Gather user's body fluid Monitoring Data.
Further, the reminding unit comprises at least one kind among vibration module, voice module, light modules.
Further, the wearable body fluid monitoring device also includes the input list being connected with the central control unit
Member, wherein：The input block, for obtaining the user basic information of user's input；The user basic information includes user
Sex, age, height, body weight.
Further, the wearable body fluid monitoring device, in addition to be connected respectively with the central control unit
Communication unit, display unit, wherein：The communication unit includes：Bluetooth module, communicated to connect for being established with intelligent terminal；
WIFI module, for carrying out information exchange with internet；The display unit, under the control of the central control unit
Show body fluid monitoring result, prompting message, intelligent terminal or internet feedack.
In addition, present invention also offers a kind of body fluid monitoring system, including wearable body fluid monitoring of the present invention
Device.
Finally, present invention also offers a kind of body fluid monitoring based on wearable body fluid monitoring device of the present invention
Method, including：
S100 monitors user's body fluid situation, obtains body fluid Monitoring Data；
The S200 body fluid Monitoring Datas and the body fluid monitoring reference data to prestore, according to the body fluid Monitoring Data
With the difference of the body fluid monitoring reference data to prestore, user's sign state is judged；
S300 judges whether to need to send prompting message according to user's sign state, if so, into step S400；
S400 sends prompting message, reminds user.
The present invention at least possesses with the next item down beneficial effect：
(1) the body fluid situation of the invention by monitoring user, the sign state of user is judged, and according to user's sign state
User reminding is given when necessary.Due to monitoring be user body fluid situation, therefore, judgement to the sign state of user compared with
To be accurate, the corresponding prompting made is also more targeted.
(2) present invention monitors reference data by using the body fluid of the pattern acquiring user of study, according to each user's
It is different and learn to different body fluid monitoring reference datas, more intelligently, the reference data for the user, specific surface to
The reference data of prevalent user is more accurate so that judging user, whether water shortage is also more accurate.
(3) different using cylinder water content, conductance or resistance are different；It is comprehensive to may also be combined with the haemoconcentration information detected
Conjunction judges whether user is in exsiccosis, so as to which the user's moisturizing that is given to promptly and accurately is reminded.
(4) present invention additionally uses the action of drinking water of gesture identification unit identification user, so as to be drunk water recognizing user
Preset duration after gather the body fluid Monitoring Data of user again so that the data of collection can accurately more react the body of user
Symptom state so that judge more accurate.
(5) user basic information that body fluid of the invention monitoring reference data can also input according to input block, selection
Corresponding reference data, different ages, height, body weight, body fluid reference data corresponding to sex also can be different, therefore, pass through
Input block is easy to more accurately judge user's sign state after getting the essential information of user.
(6) wearable body fluid monitoring device of the invention can also be communicated with intelligent terminal or internet, be realized
Information exchange, function are the more, easy to use.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, make required in being described below to embodiment
Accompanying drawing is briefly introduced, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this
For the those of ordinary skill in field, without having to pay creative labor, it can also be obtained according to these accompanying drawings
His accompanying drawing.
Fig. 1 is a kind of block diagram of wearable body fluid monitoring device embodiment of the present invention；
Fig. 2 is a kind of block diagram of wearable another embodiment of body fluid monitoring device of the present invention；
Fig. 3 is a kind of flow chart of body fluid monitoring method embodiment of the present invention；
Fig. 4 is a kind of flow chart of another embodiment of body fluid monitoring method of the present invention.
Embodiment
In order that the object, technical solutions and advantages of the present invention are clearer, the present invention is made below in conjunction with accompanying drawing into
One step it is described in detail, it is clear that the described embodiment only a part of embodiment of the present invention, rather than whole implementation
Example.Based on the embodiment in the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not made
All other embodiment, belongs to the scope of protection of the invention.
The invention discloses a kind of wearable body fluid monitoring device, embodiment as described in Figure 1, including：Body fluid monitoring is single
Member, for monitoring the body fluid situation of user, body fluid Monitoring Data is obtained, and the body fluid Monitoring Data is sent to central control
Unit；Memory cell, for storing body fluid monitoring reference data；Reminding unit, for the control in the central control unit
Lower prompting user；The central control unit, it is connected respectively with body fluid monitoring unit, memory cell and the reminding unit, uses
Monitor reference data in the body fluid Monitoring Data and the body fluid that prestores, according to the body fluid Monitoring Data with it is described
The difference of body fluid monitoring reference data judges user's sign state, and controls the reminding unit to remind according to the sign state
User.
The present embodiment monitors the body fluid levels of user by body fluid monitoring unit, and the central control unit is joined according to body fluid
The health that the body fluid data that data monitor with body fluid monitoring unit judge user is examined, is needing the feelings of prompting user's situation
Prompting is given under condition.
The body fluid monitoring reference data to be prestored in above-described embodiment, can be the body fluid that prestored before the device dispatches from the factory
Monitor reference data the device memory module, the reference data towards be prevalent user, will not according to user individual
It is different and different, certainly, more preferably, can prestore some body fluid reference datas according to sex, age bracket and body weight, be easy to use
Selected in the situation according to itself.
It is more intelligent, as shown in Fig. 2 the wearable body fluid monitoring device of the present invention also includes controlling with the center
The connected unit of unit, wherein：The body fluid monitoring unit, it is additionally operable to after user drinks water according to standard water uptake, in advance
If gathering the body fluid Monitoring Data sample of user after the period, and stored by the memory module；The unit,
For the body fluid Monitoring Data sample according to the user, the body fluid for obtaining the user monitors reference data.Like this, may be used
Generate different body fluid with the difference according to user's individual and monitor reference data.Specifically, user wears the wearable body
After liquid monitoring device, the body fluid for needing early stage to obtain the user by study module monitors reference data.Specifically, in study rank
Section, user carry out daily drinking-water according to the drinking-water time and amount of drinking water of study standard, and body fluid Monitoring Data is default after drinking-water
The body fluid Monitoring Data of user, such as regulation drinking-water half an hour after collection etc. are gathered after period.By the study of a period of time,
Daily collection of multiple time points etc., so as to the body fluid Monitoring Data sample according to study phase acquisition, obtain body fluid monitoring ginseng
Examine data.This body fluid monitoring reference data is exactly the body fluid criterion of the user, is that user is in body water shortage is not most
Good state.After getting body fluid monitoring reference data, as standard in subsequent use judgement, specifically, body fluid monitors
After unit collects the body fluid Monitoring Data of user, central control unit is by the body fluid Monitoring Data of the user and learns mould before
The body fluid monitoring reference data that block learns is compared, and user is reminded when both differences are beyond default threshold value, than
Such as, monitor the haemoconcentration of user and the difference of the haemoconcentration of user that school's module learns is less than default threshold value
When, judge that user's body is in exsiccosis, remind the user that and drink water.
As shown in Fig. 2 another embodiment of the present invention, on the basis of above-described embodiment, the body fluid monitoring unit, bag
First detection module is included, wherein：The first detection module, for detecting user's water content information, obtain the first data；It is described
Body fluid monitoring reference data includes the first reference data；The central control unit, for when first reference data and institute
When stating the differences of the first data and being more than default first threshold, user is reminded to drink water by the reminding unit.The present embodiment is
A kind of specific wearable body fluid monitoring device for reminding user to drink water, first detection module are used for detecting the water content of user
Information, the first data are obtained, then compared first data with monitoring the first reference data of reference data as body fluid
Compared with, judge whether user is in exsiccosis, if it does, then remind user drink water.The volume of human body fluid is very few, can draw
Play low blood volume and feel pressure yearningly, based on this, therefore can judge whether user's body is in water shortage by detecting the water content information of user
State, remind the user that and keep the skin wet in time.Certainly, the present invention can allow user to exist by setting suitable first threshold
Do not feel that thirsty but body is under exsiccosis to give also timely to remind, allow user to keep the skin wet.Because if wait
When having felt thirsty to user oneself, that just illustrates body very water shortage, and therefore, the present invention can feel in user
Reminded to thirsty just give before.
Preferably, the first detection module in above-described embodiment includes：Circuit submodule is detected, for passing through at least two
Electrode, constant current is passed to human body, and detect the voltage between at least two electrode；Signal transacting submodule, is used for
The voltage and the constant current detected according to the detection circuit submodule, obtains conductivity data or resistance data.
Conductance, also known as electrical conductivity, represent the performance of substance conductance, and electrical conductivity is solution conduction electric current numerically
Ability.Specifically, to detection circuit submodule two electrodes pass to faint, high frequency, constant electric current, then again from
The both ends detectable voltage signals of the two electrodes, the signal is amplified by detecting circuit submodule, rectification, A/D conversion and
The conductance or resistance of human body are calculated after the processing of signal transacting submodule.Human body be it is electrically conductive, cell it is aqueous
Amount is different, and conductive capability also can be different, specifically, when body-fluid concentration rises, conductance increases (resistance reduction), between two electrodes
Voltage reduce；When body-fluid concentration declines, conductance reduces (resistance increase), the voltage increase between two electrodes.
Certainly, we can also detect at least two electrode by applying constant voltage at least two electrodes
Between electric current, signal processing module obtains according to the electric current that detects of detection circuit submodule and the constant voltage
Take conductivity data or impedance data.When body-fluid concentration rises, conductance increase (impedance reduction), the electric current of electrode is flowed through with regard to small
A bit；When body-fluid concentration declines, conductance reduces (impedance increase), flows through the electric current of electrode with regard to greatly, can so pass through detection
Interelectrode size of current, impedance data is obtained, by the variation of impedance data so as to reflecting the change of people's body water content
Situation.
In the present embodiment, due to the water content situation of human body can be reflected by conductance or resistance (or impedance), because
This, directly can judge whether to need to remind user to drink water, specifically, the first ginseng by electrical conductivity or resistance (impedance) data
It is conductance reference data or resistance (impedance) reference data to examine data, such as, after getting the conductivity data of user, compare
The conductance and conductance reference data, judge that the former subtracts whether the poor of the latter is more than default first threshold A, if
Words, are judged as user's body and are in exsiccosis, it is necessary to remind user to keep the skin wet in time.Again for example, the electricity of user is got
After hindering data, comparison resistance reference data and the resistance data, judge that whether the former subtracts the difference of the latter more than default
First threshold B, if it does, being judged as user's body is in exsiccosis, it is necessary to remind user to keep the skin wet in time.
It is, of course, also possible to by the resistance or conductivity data that get, with reference to information such as the body weight heights of user, obtain
The water content data of user are obtained, then compare the water content data with referring to water content data, when the water content of the user is than ginseng
When examining water content and being less than default first threshold C, judge that user is in exsiccosis, remind user to drink water, keep the skin wet.
Another embodiment of the present invention, on the basis of above-described embodiment, the body fluid monitoring unit also includes the second inspection
Module is surveyed, wherein：Second detection module, for detecting user's haemoconcentration information, obtain the second data；The body fluid prison
Surveying reference data also includes the second reference data；The central control unit, for when first reference data and described the
The difference of one data is more than default first threshold, and the difference of second data and second reference data is more than default
Second Threshold when, control the reminding unit to remind user to drink water.
The present embodiment adds the second detection module on the basis of the above-mentioned embodiment for including first detection module, except
Outside first detection module detection user's water content information, the haemoconcentration information of user, root are also detected by the second detection module
According to the two detection modules detect result, comprehensive descision analysis user body whether water shortage, so as to provide necessary prompting.
The excessive concentration of body fluid, be referred to as " osmotic pressure is felt yearningly ", that is to say, that when body-fluid concentration is too high, human body can also produce it is thirsty,
Equally we can set rational threshold value, allow user when not producing thirsty, pass through haemoconcentration comprehensive descision user
Whether exsiccosis is in.
On the acquisition of haemoconcentration information, specifically, the second detection module can obtain the one of blood by ppg
A little information.Its principle is to detect the light reflected after the light sent by light source passes through human body, by detecting the strong of reflected light
Degree obtains the information of blood.Because blood of human body is pulsed, the luminous intensity reflected can be different, and the concentration of blood can also occur
Change, also results in the change of intensity of reflected light, by sampling and filtering ac components for a long time, when can obtain one section
The mean change situation of interior light transmittance.In simple terms, (show that people's body water content is reduced) when haemoconcentration uprises, printing opacity
Rate can decline, and (show the increase of people's body water content) during haemoconcentration step-down, light transmittance can increase.
Another embodiment of the present invention, on the basis of any of the above-described embodiment, the wearable body fluid monitoring device
Also include the sweat detection unit being connected with the central control unit, wherein：The sweat detection unit, for detecting user
Volume of perspiration or sweat in salinity；The central control unit, it is additionally operable to according to saliferous in user's volume of perspiration or sweat
Degree, judges whether user requires supplementation with moisture or salinity.
The embodiment of the present invention adds sweat detection unit on the basis of above any embodiment, is gone out by detecting user
Amount of sweat judges whether user requires supplementation with moisture, or the salinity according to the sweat detected, reminds whether user needs
Supplement salinity.Certainly, preferably, can be detected in user's body fluid Monitoring Data and sweat in the comprehensive analysis and judgement of data,
User is given to remind accordingly.So, that is, the situation of internal body fluid is detected, combines discharge and the salt content of external sweat again
Situation, comprehensive consideration, so as to being given to the prompting of the more accurate condition of user, specifically giving body, whether water shortage carries
Wake up.
Another embodiment of the present invention, on the basis of any of the above-described embodiment, the wearable body fluid monitoring device
Also include the gesture identification unit being connected with the central control unit, wherein：The gesture identification unit, for identifying user
The action drunk water；The body fluid monitoring unit, is also connected with the gesture identification unit, for knowing when the gesture identification unit
After being clipped to the action that user drinks water, user's body fluid Monitoring Data is gathered after preset time period.
Body fluid can't change immediately after being drunk water due to user, therefore, it is necessary to after preset time after user drinks water
Gathered data, and embodiment adds the action that gesture identification unit identification user drinks water, so as to the quick of intelligence
Judge whether user currently drinks water, then being had no progeny again every the default time is acquired body fluid Monitoring Data, in this way, collection
Body fluid Monitoring Data more accurately reaction drink water after condition.
In the embodiment of wearable alarm set of the present invention, the reminding unit comprise at least vibration module,
One kind among voice module, light modules.
The mode of prompting is varied, and the mesh for reminding user can be reached by vibration, voice broadcast and light etc.
, can also be according to the demand sets itself of user, or different prompting modules is enabled according to the different mode of selection.
In addition, on the basis of any of the above-described embodiment, the wearable body fluid monitoring device also include with it is described in
The connected input block of control unit is entreated, wherein：The input block, for obtaining the user basic information of user's input；Institute
Stating user basic information includes user's sex, age, height, body weight.
The differences such as the sex of user, age bracket, height and weight, the standard reference data that the monitoring of its body fluid is taken can not yet
Together, therefore, the present embodiment obtains the essential information of user by input block, corresponding so as to be selected according to user basic information
Body fluid monitoring reference data, improve the accuracy rate of judgement.
Likewise, on the basis of any of the above-described embodiment, the wearable body fluid monitoring device, in addition to respectively with
The connected communication unit of the central control unit, display unit, wherein：The communication unit includes：Bluetooth module, for
Intelligent terminal establishes communication connection；WIFI module, for carrying out information exchange with internet；The display unit, in institute
State and body fluid monitoring result, prompting message, intelligent terminal or internet feedack are shown under the control of central control unit.
In the present embodiment, the wearable body fluid monitoring device can be established by bluetooth and intelligent terminal and communicated to connect,
It can certainly establish and communicate to connect by WIFI module and intelligent terminal, internet, user can be controlled by intelligent terminal
Wearable body fluid monitoring device, wearable body fluid prison can also be fed back to by inputting user profile etc. on intelligent terminal
Device is surveyed, allows body fluid monitoring device to obtain user profile by communication unit, so as to select corresponding body fluid according to user profile
Reference data is monitored, is judged further according to the body fluid Monitoring Data of collection.And display unit can be used for show judged result,
Information that intelligent terminal or internet are sent etc..
Based on identical technical concept, present invention also offers a kind of body fluid monitoring system, the system is included in the present invention
State the wearable body fluid monitoring device described in any embodiment.For example, the system includes the wearable body fluid prison of the present invention
Survey device, Cloud Server and intelligent terminal.User can operate wearable body fluid monitoring device on the APP of intelligent terminal,
The wearable body fluid Monitoring Data can monitor human body fluid situation under the control of intelligent terminal and provide prompting, and this can
Wearable body fluid Monitoring Data can also upload to Cloud Server by wireless network, and Cloud Server can store the data, and
According to the history body fluid Monitoring Data of storage, user's body fluid situation table is drawn out, health analysis or other analyses for user.
It is worth noting that, the system of the present invention contains the wearable body fluid monitoring device of the present invention, therefore, as long as
Include the wearable body fluid monitoring device described in any embodiment of the present invention, the guarantor in the present invention in body fluid monitoring system
Within the scope of shield.
Likewise, identical technical concept is based on, present invention also offers one kind based on of the present invention wearable
The body fluid monitoring method of body fluid monitoring device, the flow chart of embodiment as shown in figure 3, including：
S100 monitors user's body fluid situation, obtains body fluid Monitoring Data；
The S200 body fluid Monitoring Datas and the body fluid monitoring reference data to prestore, according to the body fluid Monitoring Data
With the difference of the body fluid monitoring reference data to prestore, user's sign state is judged；
S300 judges whether to need to send prompting message according to user's sign state, if so, into step S400；
S400 sends prompting message, reminds user.
Another embodiment of the present invention, as shown in figure 4, including：
S110 monitors user's water content information, obtains the first data；
S120 monitors user's haemoconcentration information, obtains the second data；
S210 compares the first data and the first reference data to prestore；And compare the second data and the second reference number to prestore
According to；
S220 is more than default first threshold when the lookup of first reference data and first data, and described the
When the difference of two data and second reference data is more than default Second Threshold, into step S310；
S310 judges that user's sign is in exsiccosis；
S410 reminds user to drink water.
Certainly, the mode of prompting has a variety of, can be with voice message, vibration prompt or light prompt etc..Except passing through body fluid
Monitor outside user's body fluid situation, can be combined with the information such as salt content in the volume of perspiration of user, sweat, judge whether user needs
Keep the skin wet or salinity.
Another embodiment of the inventive method, is monitored by Intelligent bracelet/wrist-watch to human body fluid, by human body
The monitoring of body surface and blood, the body fluid levels of people are determined, so as to remind user to keep the skin wet this hair in the case of user's water shortage
The bright body fluid levels for mainly reflecting people indirectly by electrode and ppg, so as to monitor the water content of people, user is reminded to keep the skin wet.
Electrode is arranged on two wrist straps close to wrist edge place, so when people takes the distance between latter two electrode most
Far, by applying certain voltage to two electrode both ends, the electric current by two electrodes can be obtained.And human body is to lead
Electricity, the water content of cell is different, and conductive capability also can be different, and when concentration rises, conductance increases, and flows through the electric current of electrode
Can more greatly, when concentration declines, conductance reduces, and flows through the electric current of electrode with regard to smaller, can so detect people's body water content
Situation of change.And when considering the dry and wet degree difference of skin surface, conductance can also change, it is possible to increase humidity
Sensor detects humidity of skin, passes through the influence that algorithm excludes skin surface.Humidity and the moistening degree of skin are positive correlation
, humidity shows that more greatly skin surface more moistens；Conductance is also positively related with moistening degree, and moistening degree is bigger, conductive
Rate is also higher.So humidity is also positively related with conductance, specific algorithm is unlimited herein, can be obtained by experimental data
, it is not superfluous herein to chat.
In addition, can obtain some information of blood by ppg, its principle is after the light sent by light source passes through human body
The light reflected is detected, the intensity by detecting reflected light obtains the information of blood.Because blood of human body is pulsed, reflect
Luminous intensity can be different, and the concentration of blood can also change, and also result in the change of intensity of reflected light, pass through for a long time
Sampling and filter ac components, the mean change situation of the light transmittance in the one section time can be obtained.In simple terms, blood is worked as
When concentration uprises, light transmittance can decline, and show that people's body water content is reduced, during haemoconcentration step-down, light transmittance can increase, and show people
Body water content increase.
2 points of the comprehensive descision more than, the situation of change of the body-fluid concentration of people can be obtained, when concentration reaches certain
Threshold value when, remind user keep the skin wet.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then can make other change and modification to these embodiments.So appended claims be intended to be construed to include it is excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
The method of the present invention wearable body fluid corresponding, of the invention with the wearable body fluid monitoring device of the present invention
Monitoring device can carry out body fluid detection and prompting using the method for the present invention.Therefore, the skill of device embodiment of the invention
Art details is equally applicable to the embodiment of the method for the present invention, and embodiment of the method for the invention is applied equally to the device of the present invention
Embodiment, repeated to reduce, it is no longer superfluous herein to chat.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (12)
- A kind of 1. wearable body fluid monitoring device, it is characterised in that including：Body fluid monitoring unit, for monitoring the body fluid situation of user, obtain body fluid Monitoring Data, and by the body fluid Monitoring Data It is sent to central control unit；Memory cell, for storing body fluid monitoring reference data；Reminding unit, for reminding user under the control of the central control unit；The central control unit, it is connected respectively with body fluid monitoring unit, memory cell and the reminding unit, for comparing The body fluid monitoring reference data stated body fluid Monitoring Data and prestored, is monitored according to the body fluid Monitoring Data and the body fluid The difference of reference data judges user's sign state, and controls the reminding unit to remind user according to the sign state.
- 2. a kind of wearable body fluid monitoring device according to claim 1, it is characterised in that also include and the center The connected unit of control unit, wherein：The body fluid monitoring unit, it is additionally operable to after user drinks water according to standard water uptake, gathers user's after preset time period Body fluid Monitoring Data sample, and stored by the memory module；The unit, for the body fluid Monitoring Data sample according to the user, the body fluid monitoring for obtaining the user is joined Examine data.
- A kind of 3. wearable body fluid monitoring device according to claim 1, it is characterised in that the body fluid monitoring unit Including first detection module, wherein：The first detection module, for detecting user's water content information, obtain the first data；The body fluid monitoring reference data includes the first reference data；The central control unit, it is more than default first for the difference when first reference data and first data During threshold value, user is reminded to drink water by the reminding unit.
- A kind of 4. wearable body fluid monitoring device according to claim 3, it is characterised in that the first detection module Including：Circuit submodule is detected, for by least two electrodes, passing to constant current to human body, and detect described at least two Voltage between electrode；Signal transacting submodule, for the voltage detected according to the detection circuit submodule and the constant current, obtain Conductivity data or resistance data.
- A kind of 5. wearable body fluid monitoring device according to claim 3, it is characterised in that the body fluid monitoring unit Also include the second detection module, wherein：Second detection module, for detecting user's haemoconcentration information, obtain the second data；The body fluid monitoring reference data also includes the second reference data；The central control unit, it is more than default first for the difference when first reference data and first data Threshold value, and when the difference of second data and second reference data is more than default Second Threshold, control the prompting Unit reminds user to drink water.
- 6. a kind of wearable body fluid monitoring device according to claim 1, it is characterised in that also include and the center The connected sweat detection unit of control unit, wherein：The sweat detection unit, for detect user volume of perspiration or sweat in salinity；The central control unit, it is additionally operable to, according to salinity in user's volume of perspiration or sweat, judge whether user needs Keep the skin wet or salinity.
- 7. a kind of wearable body fluid monitoring device according to claim 1, it is characterised in that also include and the center The connected gesture identification unit of control unit, wherein：The gesture identification unit, the action drunk water for identifying user；The body fluid monitoring unit, is also connected with the gesture identification unit, for recognizing use when the gesture identification unit After the action that family is drunk water, user's body fluid Monitoring Data is gathered after preset time period.
- 8. a kind of wearable body fluid monitoring device according to claim 1, it is characterised in that the reminding unit is at least Including one kind among vibration module, voice module, light modules.
- 9. a kind of wearable body fluid monitoring device according to claim 1, it is characterised in that also include and the center The connected input block of control unit, wherein：The input block, for obtaining the user basic information of user's input；The user basic information include user's sex, Age, height, body weight.
- 10. a kind of wearable body fluid monitoring device according to claim any one of 1-9, it is characterised in that also include Communication unit, the display unit being connected respectively with the central control unit, wherein：The communication unit includes：Bluetooth module, communicated to connect for being established with intelligent terminal；WIFI module, for carrying out information exchange with internet；The display unit, for showing body fluid monitoring result, prompting message, intelligence under the control of the central control unit Terminal or internet feedack.
- 11. a kind of body fluid monitoring system, it is characterised in that including the wearable body fluid prison described in claim any one of 1-10 Survey device.
- 12. a kind of body fluid monitoring method of the wearable body fluid monitoring device based on described in claim any one of 1-10, its It is characterised by, including：S100 monitors user's body fluid situation, obtains body fluid Monitoring Data；The S200 body fluid Monitoring Datas and the body fluid monitoring reference data to prestore, according to the body fluid Monitoring Data and in advance The difference for the body fluid monitoring reference data deposited, judges user's sign state；S300 judges whether to need to send prompting message according to user's sign state, if so, into step S400；S400 sends prompting message, reminds user.
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