CN105686815A - A non-sensing human body physiological parameter monitoring device - Google Patents
A non-sensing human body physiological parameter monitoring device Download PDFInfo
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- CN105686815A CN105686815A CN201510922652.5A CN201510922652A CN105686815A CN 105686815 A CN105686815 A CN 105686815A CN 201510922652 A CN201510922652 A CN 201510922652A CN 105686815 A CN105686815 A CN 105686815A
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Abstract
The invention relates to a non-sensing human body physiological parameter monitoring device and belongs to the field of intelligent wearing technology. The device comprises a microprocessor, an infrared transmitting tube, a red light transmitting tube, a photosensitive tube, a power source and a display screen. The infrared transmitting tube and the red light transmitting tube are connected with the output end of the microprocessor. The output end of the photosensitive tube is connected to the input end of the microprocessor after being connected with a filter amplifier in series. The infrared transmitting tube, the red light transmitting tube and the photosensitive tube are mutually spaced from one other. The display is driven by the microprocessor. The power source supplies power to the microprocessor, the infrared transmitting tube, the red light transmitting tube, the photosensitive tube and the display screen. The non-sensing physiological parameter monitoring device detects blood flow signals by using the photoelectric technology, such as such as photoelectric Doppler, photoplethysmography, molecular spectrum and absorption, and other leading-edge physiological detection technologies. The device, after performing data processing of algorithm operation, analysis and modeling on collected data, can calculate multiple human body physiological parameters including oxyhemoglobin saturation, pulse rate, respiratory rate, blood pressure and blood sugar.
Description
Technical field
The present invention relates to a kind of noninductive monitoring human body physiological parameter device, belong to intelligence and dress technical field。
Background technology
There is substantial amounts of Intelligent worn device in recent years: Intelligent bracelet, intelligent watch, intelligence ring etc.。These equipment have monitoring motion, incoming call prompting, alarm clock calling, the function such as sleep quality of monitoring user, are all technically monitor the body of user by a kind of acceleration transducer to move, stand up, run。These data are through the optimization of algorithm, there is certain accuracy, but the effectiveness of data result, practicality, can not being fully demonstrated out, the health status of user can not effectively be embodied and assess by these data, lacks basic physiological parameter monitoring and the acquisition of human body, therefore cannot accurately judge the physiological data of user, also just user cannot be provided effective and help really。Bracelet wrist-watch is to need to connect smart mobile phone to carry out work, is the accessory of mobile phone in a way。
Summary of the invention
The technical problem to be solved in the present invention is, the shortcoming overcoming prior art, it is proposed to a kind of noninductive monitoring human body physiological parameter device that can monitor the many kinds of parameters such as blood of human body flowing velocity, blood pressure, volumetric blood ripple, density of blood, blood oxygen saturation, blood glucose, blood fat。
The present invention solves that the technical scheme that above-mentioned technical problem proposes is: a kind of noninductive monitoring human body physiological parameter device, including: microprocessor, infrared transmitting tube, red emission pipe, photosensitive tube, power supply and display screen；Described infrared transmitting tube and red emission pipe connect the outfan of described microprocessor, connect the input of described microprocessor after the outfan series filtering amplifier of described photosensitive tube；Described infrared transmitting tube, red emission pipe are arranged with described photosensitive tube relative spacing；Described display screen is by described microprocessor driven；Described power supply is that described microprocessor, infrared transmitting tube, red emission pipe, photosensitive tube and display screen are powered；Interval between described infrared transmitting tube, red emission pipe and described photosensitive tube can hold human finger。
Such scheme is further improved by: also include the bluetooth module being connected with described microprocessor。
Such scheme is further improved by: also include the acceleration module being connected with described microprocessor。
Such scheme is further improved by: also include the shock module being connected with described microprocessor。
Such scheme is further improved by: be in series with pulse amplifier between described infrared transmitting tube and red emission pipe and described microprocessor。
Noninductive monitoring human body physiological parameter device provided by the invention, adopts photoelectric technology: the forward position physiological detection technology such as photoelectricity Doppler, volume pulsation wave, molecular spectrum and absorption detect blood flow signal。Containing substantial amounts of hemoglobin in human blood components, utilize this characteristic of different absorption spectras that near infrared light is had by hemoglobin under different oxygenation status, can to HbO2 Oxyhemoglobin in tissue, the isocyatic change of reduced hemoglobin carries out detection by quantitative。The arteries of pulse wave process can because of vascular wall expansion moment occur of beating of pulse, resilience, in vasodilation process, volumetric blood increases gradually, in blood vessel wall springback process, volumetric blood gradually decreases, the variation characteristic of this volumetric blood can cause the absorption spectrum of near infrared light along with change, utilize photoelectric sensor can sense the variation characteristic of this light, this faint photosignal is amplified, the real-time waveform of pulse change can be reproduced after filtering, just can obtain real-time blood volume pulsation wave signal original waveform, real pulse wave signal data can be obtained after signal waveform is carried out analog digital conversion, to the data gathered by algorithm computing, analyze, after the data such as modeling process, multinomial human body physiological parameter may finally be calculated: blood oxygen saturation, pulse frequency, breathing rate, blood pressure, the multiple data such as blood glucose。Human body is not had any stimulation by whole process, accomplishes completely noninductive。
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described。
Fig. 1 is one preferred embodiment institute structural representation of the present invention。
Fig. 2 is microprocessor in Fig. 1, bluetooth module, display screen and acceleration module circuit diagram。
Fig. 3 is red emission tube drive circuit figure in Fig. 1。
Fig. 4 is Fig. 1 mid-infrared transmitting tube drive circuit figure。
Fig. 5 is photosensitive tube drive circuit figure in Fig. 1。
Detailed description of the invention
Embodiment
The noninductive monitoring human body physiological parameter device that the present embodiment provides, its shell is finger ring form, is enclosed within finger root, except its shell, as it is shown in figure 1, also include: microprocessor 1, infrared transmitting tube 2, red emission pipe 3, photosensitive tube 5, power supply and display screen 6；Infrared transmitting tube 2 and red emission pipe 3 connect the outfan of microprocessor 1 respectively through pulse amplifier, connect the input of microprocessor 1 after the outfan series filtering amplifier 4 of photosensitive tube 5；Infrared transmitting tube 2, red emission pipe 3 are arranged with photosensitive tube 5 relative spacing；Display screen 6 is driven by microprocessor 1；Also include the bluetooth module 8, acceleration module 7 and the vibration motor 9 that are connected with microprocessor 1。
Power supply includes lithium battery, charging circuit and mu balanced circuit, and it is powered for other each consuming parts。
As in figure 2 it is shown, the microprocessor 1 of the present embodiment adopts CC2640F128RHBR chip, it carries Bluetooth function, it is possible to can realize bluetooth communication by simple peripheral circuit, its each I/O mouth then connect OLED show, acceleration transducer etc.。
As shown in Figure 3 and Figure 4, infrared transmitting tube 2, red emission pipe 3 drive by LMV651, make both alternately luminous with pulse signal。
As it is shown in figure 5, photosensitive tube 5 is respectively by TPS60400 and two OPA376 chip drives, in order to the signal collected is filtered, processing and amplifying。
During the device busy that the present embodiment provides, microprocessor 1 drives infrared transmitting tube 2 and red emission pipe 3 alternately luminescence with the frequency of 40KHz, produce the pulsed light signal of telecommunication of 40KHz high radiance, when the pulsed light signal of telecommunication is irradiated to finger tip skin, a part of photon energy is reflected by skin histology or scattering；A part of photon energy is absorbed by blood constituent or diffuse-reflectance；A part of photon energy can penetrate finger tip and arrive the other end simultaneously, this partial photonic energy penetrated can be detected by the high speed photosensitive tube 5 of the other end, again the photon energy variable signal detected is amplified, filters, real-time blood volume pulsation wave signal original waveform can be obtained, real pulse wave signal data can be obtained after signal waveform is carried out analog digital conversion, after the data gathered are processed by data such as algorithm computing, analysis, modelings, multinomial human body physiological parameter may finally be calculated: blood oxygen saturation, pulse frequency, breathing rate, blood pressure, blood glucose。
The luminous tube of two kinds of different wave lengths is alternate emission photon under high-frequency pulse state, photon radiation ability higher than usual can be produced, enhance the spectral response characteristic of hemoglobin and HbO2 Oxyhemoglobin in blood, improve the signal intensity of blood oxygen saturation detection, sensitivity, resolution etc.；Hemodynamic signals is complicated and changeable, and the application of high-frequency pulse carrier signal can be relatively easy to extract the transient change feature of finger tip blood flow, the related physiological parameters that reduced blood hydromechanics shows accurately。Change such as blood pressure can reflect from the cycle etc. between the waveforms amplitude of volume pulsation wave, waveform slope, overlaid waveforms, and pulse frequency change, breathing rate change can draw especially easily from volume pulsation wave；The calculating of blood glucose is that the change by glucose in blood molecular concentration can cause the characteristic of infrared photon energy conversion to realize, under altofrequency infrared pulse irradiates, glucose molecule in blood not only produces the inherent character of spectral absorption, reflection, simultaneously there is the transition from ground state to excited state in the vibration level of molecule and rotational energy level, makes corresponding transmitted intensity weaken；When the blood sugar concentration in blood remains unchanged, corresponding transmitted intensity also remains unchanged, when blood sugar concentration changes, the ratio that certainly will cause transmitted intensity in blood changes, by the long in real time change-detection to this transmitted intensity, and preserve delta data, the variation tendency of individual blood sugar concentration can be obtained, by the relative analysis with true blood sugar concentration data, set up individual blood sugar concentration variation model, after determining model, it is possible to the blood sugar concentration of human body is monitored tracking in real time。
Built-in acceleration module 7 can record the kinestate of user: the data such as stroll, velocity, sitting prompting, quantity of motion, and automatically and helps the offers such as the daily life of user, kinestate, diet, sleep the most reasonably suggestion in conjunction with physiological status parametric results。
The result of monitoring is shown by display screen 6 in real time, and the display screen 6 in the present embodiment adopts OLED screen。When monitoring result exceedes predetermined alarm range, the device of the present embodiment first passes through bluetooth module 8 and sends alarm signal to neighbouring mobile phone, the work of vibration motor 9 meeting simultaneously, the abnormal physiology parameter that prompting is correlated with is on display screen 6, in case of emergency, warning message can be sent to the hospital, the guardian that specify by mobile phone。Application program of mobile phone can record Monitoring Data and the result of every day, can guard by real time remote, by to the monitoring of user's a large amount of physiological datas for a long time and analysis, the physiological health data base of user may finally be set up, can accomplish to find in advance to the cardiovascular and cerebrovascular disease early stage of development of user, early intervention, early treatment, be finally reached the outburst trend on a large scale of prevention cardiovascular and cerebrovascular disease。
This device can be worn at the proximal phalanx periphery that human left-right hand refers to, the emphasis detection middle finger of right-hand man, forefinger, nameless position；Proximal phalanx is the first segment of finger, it is responsible for the sense of touch of finger, movable, the transmission bands such as sensation, parallel with palmar aspect is Flexor digitorum tendons and the vein being distributed in surrounding, tremulous pulse, nervous tissue, blood capillary network, infrared transmitting tube 2 and red emission pipe 3 are positioned at the same juxtaposed positions of phalanges side and install, phalanges opposite side installs photosensitive tube 5, the light of infrared transmitting tube 2 and red emission pipe 3 is just perpendicular to the receiving plane of photosensitive tube 5, the light that infrared transmitting tube 2 and red emission pipe 3 are launched will not vertical irradiation to proximal phalanx, but just penetrate Flexor digitorum tendons and the finger skin tissue on proximal phalanx upper strata；This device is suitable for being worn on the forefinger of right-hand man, middle finger, nameless assigned position to reach the Detection results of the best。
Finger is sanguimotor end, is dispersed with abundant blood capillary, venule, arteriole, neuron, teleneuron, tissue；Therefore many physiological health parameters of human body can be reacted, as: finger blood extracting assay does routine blood test detection, finger takes blood and surveys blood glucose target, finger-clipped saturation oxygen detection, detection position is used as in the position that these application are all the distal phalanx and finger end that have employed finger, illustrates that finger is mathematical as the accuracy of physio-parameter detection, importance。But there is certain drawback in traditional physio-parameter detection method, survey blood glucose, routine blood test detection all need to puncture finger, user has certain wound, and has bacteria infection dangerous；Regular job is got up, and inconvenience, portability be poor, poor repeatability。Finger clamping type oximeter wears the blood circulation that can hinder finger tip for a long time, sense of discomfort can be brought to user, finger clamping type oximeter adopts the method detection that light penetrates, need to penetrate the distal phalanx of finger tip, the inhibition of optical signal is bigger, it is unfavorable for the penetration-detection of light, therefore the analysis of blood constituent is judged not competent。
The technical method that this device is ripe more than absorbing there is creative change, high-frequency pulse photoelectricity Doppler technology is adopted to gather the hematodinamics signal in the muscular tissue on phalanx proximalis digitorum manus upper strata, dual-beam penetrates does not have the blood vessel of phalanges, tissue, test can detect the variation characteristic signal of abundant blood constituent, after being processed by amplification, filtering, data acquisition, data, substantial amounts of human body physiological parameter characteristic may finally be calculated。
The present invention is not limited to above-described embodiment, and all employings are equal to replaces the technical scheme formed, and all falls within the protection domain of application claims。
Claims (5)
1. a noninductive monitoring human body physiological parameter device, it is characterised in that including: microprocessor, infrared transmitting tube, red emission pipe, photosensitive tube, power supply and display screen；Described infrared transmitting tube and red emission pipe connect the outfan of described microprocessor, connect the input of described microprocessor after the outfan series filtering amplifier of described photosensitive tube；Described infrared transmitting tube, red emission pipe are arranged with described photosensitive tube relative spacing；Described display screen is by described microprocessor driven；Described power supply is that described microprocessor, infrared transmitting tube, red emission pipe, photosensitive tube and display screen are powered；Interval between described infrared transmitting tube, red emission pipe and described photosensitive tube can hold human finger。
2. noninductive monitoring human body physiological parameter device according to claim 1, it is characterised in that: also include the bluetooth module being connected with described microprocessor。
3. noninductive monitoring human body physiological parameter device according to claim 1, it is characterised in that: also include the acceleration module being connected with described microprocessor。
4. noninductive monitoring human body physiological parameter device according to claim 1, it is characterised in that: also include the shock module being connected with described microprocessor。
5. noninductive monitoring human body physiological parameter device according to claim 1, it is characterised in that: it is in series with pulse amplifier between described infrared transmitting tube and red emission pipe and described microprocessor。
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| CN106037761A (en) * | 2016-07-12 | 2016-10-26 | 张红萍 | Closed-loop control circuit for self-treatment of snoring disease based on blood oxygen saturation measurement |
| CN107374646A (en) * | 2017-07-31 | 2017-11-24 | 中国科学院半导体研究所 | Blood sugar detection apparatus and method, electronic installation based near infrared technology |
| CN107595296A (en) * | 2017-09-19 | 2018-01-19 | 广东乐心医疗电子股份有限公司 | Blood oxygen saturation detection method and blood oxygen detection device for eliminating motion interference |
| WO2019023989A1 (en) * | 2017-08-02 | 2019-02-07 | 深圳传音通讯有限公司 | Human body physiological parameter test method and test system based on smart terminal |
| CN110575182A (en) * | 2019-08-30 | 2019-12-17 | 北京信息科技大学 | Method and device for detecting blood sugar |
| WO2020153108A1 (en) * | 2019-01-22 | 2020-07-30 | 京セラ株式会社 | Electronic device, electronic device control method, and electronic device control program |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106037761A (en) * | 2016-07-12 | 2016-10-26 | 张红萍 | Closed-loop control circuit for self-treatment of snoring disease based on blood oxygen saturation measurement |
| CN107374646A (en) * | 2017-07-31 | 2017-11-24 | 中国科学院半导体研究所 | Blood sugar detection apparatus and method, electronic installation based near infrared technology |
| WO2019023989A1 (en) * | 2017-08-02 | 2019-02-07 | 深圳传音通讯有限公司 | Human body physiological parameter test method and test system based on smart terminal |
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| WO2020153108A1 (en) * | 2019-01-22 | 2020-07-30 | 京セラ株式会社 | Electronic device, electronic device control method, and electronic device control program |
| CN110575182A (en) * | 2019-08-30 | 2019-12-17 | 北京信息科技大学 | Method and device for detecting blood sugar |
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