CN105433959A - Intelligent medical monitoring method - Google Patents
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- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
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Abstract
The invention relates to an intelligent medical monitoring method. The method comprises the steps of 1, providing an intelligent medical monitoring device, wherein the monitoring device comprises a physiological parameter analyzing device, a storage device and a digital signal processor, wherein physiological parameter threshold values of different races are pre-stored in the storage device, the physiological parameter analyzing device is used for analyzing the blood glucose and oxyhemoglobin saturation of a person to be monitored based on the glucose threshold value and the oxyhemoglobin saturation threshold value of the race to which the person to be monitored belongs, and the digital signal processor is used for race matching of the person to be monitored; 2, using the monitoring device.
Description
Technical field
The present invention relates to blood sugar test field, particularly relate to a kind of intelligent medical monitoring method.
Background technology
Current, there is multiple physical parameter detector device, every physiological parameter for the health to tested personnel detects, once occur that physiological parameter exceedes the situation of pre-set limit, start alarm device immediately and notify medical personnel or tested personnel, with fast searching emergency measure, avoid further developing of the state of affairs.
But various physical parameter detector device of the prior art all exists following defect: (1) testing mechanism is single, each instrument is general only for detecting a physiological parameter; (2) testing mechanism falls behind, and the structural redundancy of detecting instrument is not high, and precision is accurate not; (3) because tested personnel exists four kinds of ethnic groups, due to the accumulation of history and the asynchronous of evolution, the threshold value of warning of the physiological parameter of each ethnic group is not identical, and prior art lacks the intellectualized detection means detected based on ethnic group, causes testing result deviation larger.
Therefore, the present invention proposes a kind of intelligent medical monitoring device, detect under the blood glucose signal of tested personnel and blood oxygen signal can being placed on a testing mechanism, improve the structure of existing physio-parameter detection equipment simultaneously, realize the detecting pattern that different ethnic group difference detects threshold value of warning, thus improve the precision of testing result, avoid occurring Misdiagnosis.
Summary of the invention
In order to solve the technical problem that prior art exists, the invention provides a kind of intelligent medical monitoring device, blood sugar test equipment and blood oxygen checkout equipment are concentrated in a detecting instrument and works simultaneously, optimize the structure of existing checkout equipment, more crucially, for four kinds of existing in the world ethnic groups, the technology of high precision image identification is adopted to carry out ethnic group identification, and each physiological parameter threshold value of warning is set adaptively according to the result of ethnic group identification, thus ensure reasonability and the science of testing result.
According to an aspect of the present invention, provide a kind of intelligent medical monitoring device, described monitor device comprises physiological parameter analysis equipment, memory device and digital signal processor, described memory device has prestored each physiological parameter threshold of different ethnic group, the blood glucose threshold value of the ethnic group that described physiological parameter analysis equipment mates based on tested personnel and blood oxygen saturation threshold value are analyzed tested personnel's blood glucose and blood oxygen saturation, and described digital signal processor is for realizing the ethnic group coupling of tested personnel.
More specifically, in described intelligent medical monitoring device, comprise: memory device, black and white threshold value and threshold number of pixels are prestored, described black and white threshold value is used for performing binary conversion treatment to image, described memory device has also prestored four kinds of gray processing face masterplates, and described four kinds of gray processings face masterplate is by facial to reference white ethnic group, benchmark yellow race face, benchmark brown race face and reference black ethnic group face carry out taking obtained face-image respectively and perform gray processing process and obtain, described memory device is also for prestoring ethnic group physiological parameter synopsis, and described ethnic group physiological parameter synopsis saves the white race, the yellow race, the benchmark pulse range that each type in brown race and black race's Four types is corresponding, benchmark sinus rate scope, benchmark PR interval, benchmark QT interval scope, benchmark blood glucose upper concentration, benchmark blood glucose least concentration, benchmark blood oxygen saturation upper concentration and benchmark blood oxygen saturation least concentration, high-definition camera, for taking tested personnel's face, to obtain tested personnel's face-image, facial recognition device comprises the sub-device of Image semantic classification, the sub-device of binary conversion treatment, column border detect sub-device, the sub-device of row rim detection, the sub-device of Target Segmentation and the sub-device of target recognition, the sub-device of described Image semantic classification is connected with described high-definition camera, strengthen and wavelet filtering process to perform adaptive edge successively to described tested personnel's face-image, to obtain pretreatment face-image, the sub-device of described binary conversion treatment is connected respectively with the sub-device of described Image semantic classification and described memory device, the brightness of each pixel of described pretreatment face-image is compared respectively with described black and white threshold value, when the brightness of pixel is greater than described black and white threshold value, pixel is designated as white pixel, when the brightness of pixel is less than described black and white threshold value, pixel is designated as black picture element, thus obtains binaryzation face-image, described column border detects sub-device and is connected respectively with the sub-device of described binary conversion treatment and described memory device, for to described binaryzation face-image, calculate the number of often row black picture element, the row that the number of black picture element is more than or equal to described threshold number of pixels are designated as edge columns, the sub-device of described row rim detection is connected respectively with the sub-device of described binary conversion treatment and described memory device, for to described binaryzation face-image, calculate the number of often row black picture element, the row that the number of black picture element is more than or equal to described threshold number of pixels is designated as edge lines, the sub-device of described Target Segmentation and described column border detect sub-device and the sub-device of described row rim detection is connected respectively, region edge columns and edge lines interweaved is as target domain of the existence, and from described binaryzation face-image, be partitioned into described target domain of the existence to export as facial subimage, the background of facial subimage from tested personnel's face-image to be separated, the sub-device of described target recognition is connected respectively with the sub-device of described Target Segmentation and described memory device, by described facial subimage and four kinds of gray processings face stencil matchings, the highest people's type corresponding to gray processing face template of output matching degree is as people's type of tested personnel, enzyme electrode sensor, comprise reference electrode, to pole electrode and working electrode three electrodes, working electrode is fixed with glucoseoxidase, wherein, when the tested blood sample of tested personnel is dropped in the test zone of working electrode, glucose generation chemical reaction in glucoseoxidase fixing on working electrode and tested blood sample, the concentration of glucose in the response current on working electrode and tested blood sample is linear, amplifying circuit, is connected with described enzyme electrode sensor, for receiving and amplifying the response current on working electrode, low pass filter, is connected with described amplifying circuit, for receive and filtering response current in radio-frequency component, light emitting diode, is arranged on tested personnel's finger fingertip blood capillary position, is connected with light source driving circuit, for the LED control signal sent based on light source driving circuit, and alternate emission infrared light and HONGGUANG, light source driving circuit, built-in timer, for sending LED control signal to described light emitting diode, optical-electrical converter, be arranged on tested personnel's finger fingertip, be positioned at the relative position of described light emitting diode, for receiving the infrared light after transmission tested personnel finger fingertip blood capillary and HONGGUANG, and transmitted infrared light and transmit red light are converted to analog current signal respectively, to obtain simulation infrared light electric current and simulation HONGGUANG electric current, current-to-voltage converting circuit, is connected with described optical-electrical converter, for carrying out current/voltage conversion respectively to simulation infrared light electric current and simulation HONGGUANG electric current, to obtain simulation infrared light voltage and simulation red voltages respectively, signal amplifier, is connected with described current-to-voltage converting circuit, for amplifying respectively with simulation red voltages simulation infrared light voltage, amplifies voltage to obtain simulation infrared light amplification voltage and to simulate HONGGUANG, signal deteching circuit, be connected with described signal amplifier, comprise direct current signal and detect electronic circuit and alternating current signal detection electronic circuit, for detecting flip-flop in simulation infrared light voltage and alternating component, to export as the first DC voltage and the first alternating voltage, also for detecting flip-flop in simulation red voltages and alternating component, to export as the second DC voltage and the second alternating voltage, analog-digital converter, be connected with described signal deteching circuit, for carrying out analog digital conversion respectively to the first DC voltage, the first alternating voltage, the second DC voltage and the second alternating voltage, to obtain the first Digital DC voltage, the first Digital AC voltage, the second Digital DC voltage and the second Digital AC voltage, blood oxygen saturation computing circuit, be connected with described analog-digital converter, by the ratio of the second Digital AC voltage and the second Digital DC voltage divided by the ratio of the first Digital AC voltage and the first Digital DC voltage to obtain the absorbing light ratio factor, and calculate blood oxygen saturation based on the absorbing light ratio factor, wherein, blood oxygen saturation and the absorbing light ratio factor linear, memory device, for prestoring preset ratio coefficient, digital signal processor, be connected respectively with described low pass filter and described memory device, the blood sugar concentration of tested personnel is calculated based on preset ratio coefficient and filtered response current, wherein, preset ratio coefficient is the ratio determining linear relationship between response current on working electrode and the concentration of glucose in tested blood sample, described digital signal processor is also connected to obtain blood oxygen saturation with blood oxygen saturation computing circuit, described digital signal processor, when described blood sugar concentration is at default blood glucose upper concentration, sends the too high identification signal of blood sugar concentration, when described blood sugar concentration is at default blood glucose least concentration, sends the too low identification signal of blood sugar concentration, when described blood oxygen saturation is at default blood oxygen saturation upper concentration, send the too high identification signal of blood oxygen saturation, when described blood oxygen saturation is at default blood oxygen saturation least concentration, send the too low identification signal of blood oxygen saturation, wherein, digital signal processor is also connected respectively with facial recognition device and memory device, people's type based on the tested personnel of facial recognition device output determines benchmark pulse range in described ethnic group physiological parameter synopsis, benchmark sinus rate scope, benchmark PR interval, benchmark QT interval scope, benchmark blood glucose upper concentration, benchmark blood glucose least concentration, benchmark blood oxygen saturation upper concentration and benchmark blood oxygen saturation least concentration, and as presetting pulse range, preset sinus rate scope, preset PR interval, preset QT interval scope, preset blood glucose upper concentration, preset blood glucose least concentration, preset blood oxygen saturation upper concentration and default blood oxygen saturation least concentration.
More specifically, in described intelligent medical monitoring device: the resolution of tested personnel's face-image that described high-definition camera obtains is 3840 × 2160.
More specifically, in described intelligent medical monitoring device, described monitor device also comprises: wireless communication interface, be connected with digital signal processor, for the too high identification signal of wireless transmission blood sugar concentration, the too low identification signal of blood sugar concentration, the too high identification signal of blood oxygen saturation or the too low identification signal of blood oxygen saturation.
More specifically, in described intelligent medical monitoring device: the sub-device of Image semantic classification, the sub-device of binary conversion treatment, column border detect sub-device, the sub-device of row rim detection, the sub-device of Target Segmentation and the sub-device of target recognition and adopt different CPLD chips to realize respectively.
More specifically, in described intelligent medical monitoring device: the sub-device of Image semantic classification, the sub-device of binary conversion treatment, column border detect sub-device, the sub-device of row rim detection, the sub-device of Target Segmentation and the sub-device of target recognition and be integrated on same CPLD chip.
Accompanying drawing explanation
Below with reference to accompanying drawing, embodiment of the present invention are described, wherein:
Fig. 1 is the block diagram of the first embodiment of intelligent medical monitoring device of the present invention.
Reference numeral: 1 physiological parameter analysis equipment; 2 memory devices; 3 digital signal processors
Detailed description of the invention
Below with reference to accompanying drawings the embodiment of intelligent medical monitoring device of the present invention is described in detail.
Ethnic group, also referred to as race, biologically, each race of the mankind belongs to species, i.e. a homo sapiens.In general the body constitution form of each ethnic group is adapt with their living environment.Ethnic group is the human colony with coinheritance constitutive character.Different races is equivalent to the some mutation under species, although they originate from a common ancestor.
There are four large ethnic group, the i.e. yellow races in the world today, also known as the Mongolian race, the white race, also known as Caucasoid, black race, also known as Negroid, and brown race, also known as Australoid.
From the appearance, different ethnic groups is distinguished to some extent in the features such as the colour of skin, wink, color development, hair style, head dummy, height, but these feature differences adapt to local natural environment because the mankind are long-term in certain region, formed again through long-term isolation.From internal structure, different ethnic groups is also different in every physiological parameter distribution, if adopt identical physiological parameter threshold to monitor to different ethnic group, the possibility of result of monitoring is far from each other.
The physio-parameter detection mechanism based on ethnic group identification is lacked in prior art, simultaneously, each physiological parameter instrument of the prior art generally only detects single physiological parameter, comprehensive detection cannot be carried out, and existing physiological parameter instrument structural redundancy is high, accuracy of detection is on the low side, needs to carry out certain optimization to its structure.
For this reason, the present invention has built a kind of intelligent medical monitoring device, to be integrated in a detecting instrument through the high-precision blood glucose monitoring device of structure optimization and blood oxygen saturation watch-dog, adopt ethnic group identification equipment targetedly to identify tested personnel simultaneously, on this basis, complete and the science of the physiological parameter of tested personnel is detected and early warning, avoid Misdiagnosis to occur.
Fig. 1 is the block diagram of the first embodiment of intelligent medical monitoring device of the present invention, described monitor device comprises physiological parameter analysis equipment, memory device and digital signal processor, described memory device has prestored each physiological parameter threshold of different ethnic group, the blood glucose threshold value of the ethnic group that described physiological parameter analysis equipment mates based on tested personnel and blood oxygen saturation threshold value are analyzed tested personnel's blood glucose and blood oxygen saturation, and described digital signal processor is for realizing the ethnic group coupling of tested personnel.
Then, continue to be further detailed the concrete structure of the second embodiment of intelligent medical monitoring device of the present invention.
Described monitor device comprises: memory device, black and white threshold value and threshold number of pixels are prestored, described black and white threshold value is used for performing binary conversion treatment to image, described memory device has also prestored four kinds of gray processing face masterplates, described four kinds of gray processings face masterplate is by facial to reference white ethnic group, benchmark yellow race face, benchmark brown race face and reference black ethnic group face carry out taking obtained face-image respectively and perform gray processing process and obtain, described memory device is also for prestoring ethnic group physiological parameter synopsis, described ethnic group physiological parameter synopsis saves the white race, the yellow race, the benchmark pulse range that each type in brown race and black race's Four types is corresponding, benchmark sinus rate scope, benchmark PR interval, benchmark QT interval scope, benchmark blood glucose upper concentration, benchmark blood glucose least concentration, benchmark blood oxygen saturation upper concentration and benchmark blood oxygen saturation least concentration.
Described monitor device comprises: high-definition camera, for taking tested personnel's face, to obtain tested personnel's face-image.
Described monitor device comprises: facial recognition device, comprise the sub-device of Image semantic classification, the sub-device of binary conversion treatment, column border detect sub-device, the sub-device of row rim detection, the sub-device of Target Segmentation and the sub-device of target recognition, the sub-device of described Image semantic classification is connected with described high-definition camera, strengthen and wavelet filtering process to perform adaptive edge successively to described tested personnel's face-image, to obtain pretreatment face-image; The sub-device of described binary conversion treatment is connected respectively with the sub-device of described Image semantic classification and described memory device, the brightness of each pixel of described pretreatment face-image is compared respectively with described black and white threshold value, when the brightness of pixel is greater than described black and white threshold value, pixel is designated as white pixel, when the brightness of pixel is less than described black and white threshold value, pixel is designated as black picture element, thus obtains binaryzation face-image; Described column border detects sub-device and is connected respectively with the sub-device of described binary conversion treatment and described memory device, for to described binaryzation face-image, calculate the number of often row black picture element, the row that the number of black picture element is more than or equal to described threshold number of pixels are designated as edge columns; The sub-device of described row rim detection is connected respectively with the sub-device of described binary conversion treatment and described memory device, for to described binaryzation face-image, calculate the number of often row black picture element, the row that the number of black picture element is more than or equal to described threshold number of pixels is designated as edge lines; The sub-device of described Target Segmentation and described column border detect sub-device and the sub-device of described row rim detection is connected respectively, region edge columns and edge lines interweaved is as target domain of the existence, and from described binaryzation face-image, be partitioned into described target domain of the existence to export as facial subimage, the background of facial subimage from tested personnel's face-image to be separated; The sub-device of described target recognition is connected respectively with the sub-device of described Target Segmentation and described memory device, by described facial subimage and four kinds of gray processings face stencil matchings, the highest people's type corresponding to gray processing face template of output matching degree is as people's type of tested personnel.
Described monitor device comprises: enzyme electrode sensor, comprise reference electrode, to pole electrode and working electrode three electrodes, working electrode is fixed with glucoseoxidase, wherein, when the tested blood sample of tested personnel is dropped in the test zone of working electrode, glucose generation chemical reaction in glucoseoxidase fixing on working electrode and tested blood sample, the concentration of glucose in the response current on working electrode and tested blood sample is linear; Amplifying circuit, is connected with described enzyme electrode sensor, for receiving and amplifying the response current on working electrode; Low pass filter, is connected with described amplifying circuit, for receive and filtering response current in radio-frequency component; Light emitting diode, is arranged on tested personnel's finger fingertip blood capillary position, is connected with light source driving circuit, for the LED control signal sent based on light source driving circuit, and alternate emission infrared light and HONGGUANG; Light source driving circuit, built-in timer, for sending LED control signal to described light emitting diode.
Described monitor device comprises: optical-electrical converter, be arranged on tested personnel's finger fingertip, be positioned at the relative position of described light emitting diode, for receiving the infrared light after transmission tested personnel finger fingertip blood capillary and HONGGUANG, and transmitted infrared light and transmit red light are converted to analog current signal respectively, to obtain simulation infrared light electric current and simulation HONGGUANG electric current; Current-to-voltage converting circuit, is connected with described optical-electrical converter, for carrying out current/voltage conversion respectively to simulation infrared light electric current and simulation HONGGUANG electric current, to obtain simulation infrared light voltage and simulation red voltages respectively.
Described monitor device comprises: signal amplifier, is connected with described current-to-voltage converting circuit, for amplifying respectively with simulation red voltages simulation infrared light voltage, amplifies voltage to obtain simulation infrared light amplification voltage and to simulate HONGGUANG; Signal deteching circuit, be connected with described signal amplifier, comprise direct current signal and detect electronic circuit and alternating current signal detection electronic circuit, for detecting flip-flop in simulation infrared light voltage and alternating component, to export as the first DC voltage and the first alternating voltage, also for detecting flip-flop in simulation red voltages and alternating component, to export as the second DC voltage and the second alternating voltage.
Described monitor device comprises: analog-digital converter, be connected with described signal deteching circuit, for carrying out analog digital conversion respectively to the first DC voltage, the first alternating voltage, the second DC voltage and the second alternating voltage, to obtain the first Digital DC voltage, the first Digital AC voltage, the second Digital DC voltage and the second Digital AC voltage; Blood oxygen saturation computing circuit, be connected with described analog-digital converter, by the ratio of the second Digital AC voltage and the second Digital DC voltage divided by the ratio of the first Digital AC voltage and the first Digital DC voltage to obtain the absorbing light ratio factor, and calculate blood oxygen saturation based on the absorbing light ratio factor, wherein, blood oxygen saturation and the absorbing light ratio factor linear.
Described monitor device comprises: memory device, for prestoring preset ratio coefficient; Digital signal processor, be connected respectively with described low pass filter and described memory device, the blood sugar concentration of tested personnel is calculated based on preset ratio coefficient and filtered response current, wherein, preset ratio coefficient is the ratio determining linear relationship between response current on working electrode and the concentration of glucose in tested blood sample; Described digital signal processor is also connected to obtain blood oxygen saturation with blood oxygen saturation computing circuit.
Wherein, described digital signal processor, when described blood sugar concentration is at default blood glucose upper concentration, sends the too high identification signal of blood sugar concentration, when described blood sugar concentration is at default blood glucose least concentration, sends the too low identification signal of blood sugar concentration; When described blood oxygen saturation is at default blood oxygen saturation upper concentration, send the too high identification signal of blood oxygen saturation, when described blood oxygen saturation is at default blood oxygen saturation least concentration, send the too low identification signal of blood oxygen saturation.
Wherein, digital signal processor is also connected respectively with facial recognition device and memory device, people's type based on the tested personnel of facial recognition device output determines benchmark pulse range in described ethnic group physiological parameter synopsis, benchmark sinus rate scope, benchmark PR interval, benchmark QT interval scope, benchmark blood glucose upper concentration, benchmark blood glucose least concentration, benchmark blood oxygen saturation upper concentration and benchmark blood oxygen saturation least concentration, and as presetting pulse range, preset sinus rate scope, preset PR interval, preset QT interval scope, preset blood glucose upper concentration, preset blood glucose least concentration, preset blood oxygen saturation upper concentration and default blood oxygen saturation least concentration.
Alternatively, in described intelligent medical monitoring device: the resolution of tested personnel's face-image that described high-definition camera obtains is 3840 × 2160; Described monitor device also comprises: wireless communication interface, is connected with digital signal processor, for the too high identification signal of wireless transmission blood sugar concentration, the too low identification signal of blood sugar concentration, the too high identification signal of blood oxygen saturation or the too low identification signal of blood oxygen saturation; The sub-device of Image semantic classification, the sub-device of binary conversion treatment, column border detect sub-device, the sub-device of row rim detection, the sub-device of Target Segmentation and the sub-device of target recognition and adopt different CPLD chips to realize respectively; The sub-device of Image semantic classification, the sub-device of binary conversion treatment, column border detect sub-device, the sub-device of row rim detection, the sub-device of Target Segmentation and the sub-device of target recognition and are integrated on same CPLD chip.
In addition, analog-digital converter and A/D converter, or be called for short ADC, typically referring to one by analog-signal transitions is the electronic component of digital signal.Common analog-digital converter an input voltage signal is converted to a digital signal exported.Because digital signal itself does not have practical significance, only represent a relative size.Therefore any one analog-digital converter all needs one with reference to the standard of analog quantity as conversion, more common reference standard is maximum convertible signal magnitude.The digital quantity exported then represents the size of input signal relative to reference signal.
The resolution of analog-digital converter refers to, for the analogue signal in allowed band, it can export the number of discrete digital signal value.These signal values store with binary number usually, and therefore resolution is through commonly using bit as unit, and the number of these centrifugal pumps is power exponents of 2.Such as, analogue signal can be encoded into 256 different centrifugal pumps (because 2^8=256) by analog-digital converter with 8 bit resolutions, from 0 to 255 (i.e. signless integers) or from-128 to 127 (i.e. signed integers), any as use, then depend on concrete application.
Adopt intelligent medical monitoring device of the present invention,, structure single for tested personnel's physio-parameter detection in prior art is optimized not and is lacked the technical problem of the intellectualized detection mechanism based on ethnic group identification, high-precision blood glucose monitoring device after de-redundant remaining and blood oxygen saturation watch-dog are collected in a detecting instrument, image recognition technology is adopted to detect targetedly ethnic group, and the detection completed on the basis of ethnic group identification the physiological status of tested personnel and early warning, thus improve the accuracy of testing result.
Be understandable that, although the present invention with preferred embodiment disclose as above, but above-described embodiment and be not used to limit the present invention.For any those of ordinary skill in the art, do not departing under technical solution of the present invention ambit, the technology contents of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solution of the present invention, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solution of the present invention protection.
Claims (6)
1. an intelligent medical monitoring method, the method comprises:
1) a kind of intelligent medical monitoring device is provided, described monitor device comprises physiological parameter analysis equipment, memory device and digital signal processor, described memory device has prestored each physiological parameter threshold of different ethnic group, the blood glucose threshold value of the ethnic group that described physiological parameter analysis equipment mates based on tested personnel and blood oxygen saturation threshold value are analyzed tested personnel's blood glucose and blood oxygen saturation, and described digital signal processor is for realizing the ethnic group coupling of tested personnel;
2) described monitor device is used.
2. the method for claim 1, is characterized in that, described monitor device comprises:
Memory device, black and white threshold value and threshold number of pixels are prestored, described black and white threshold value is used for performing binary conversion treatment to image, described memory device has also prestored four kinds of gray processing face masterplates, described four kinds of gray processings face masterplate is by facial to reference white ethnic group, benchmark yellow race face, benchmark brown race face and reference black ethnic group face carry out taking obtained face-image respectively and perform gray processing process and obtain, described memory device is also for prestoring ethnic group physiological parameter synopsis, described ethnic group physiological parameter synopsis saves the white race, the yellow race, the benchmark pulse range that each type in brown race and black race's Four types is corresponding, benchmark sinus rate scope, benchmark PR interval, benchmark QT interval scope, benchmark blood glucose upper concentration, benchmark blood glucose least concentration, benchmark blood oxygen saturation upper concentration and benchmark blood oxygen saturation least concentration,
High-definition camera, for taking tested personnel's face, to obtain tested personnel's face-image;
Facial recognition device comprises the sub-device of Image semantic classification, the sub-device of binary conversion treatment, column border detect sub-device, the sub-device of row rim detection, the sub-device of Target Segmentation and the sub-device of target recognition, the sub-device of described Image semantic classification is connected with described high-definition camera, strengthen and wavelet filtering process to perform adaptive edge successively to described tested personnel's face-image, to obtain pretreatment face-image; The sub-device of described binary conversion treatment is connected respectively with the sub-device of described Image semantic classification and described memory device, the brightness of each pixel of described pretreatment face-image is compared respectively with described black and white threshold value, when the brightness of pixel is greater than described black and white threshold value, pixel is designated as white pixel, when the brightness of pixel is less than described black and white threshold value, pixel is designated as black picture element, thus obtains binaryzation face-image; Described column border detects sub-device and is connected respectively with the sub-device of described binary conversion treatment and described memory device, for to described binaryzation face-image, calculate the number of often row black picture element, the row that the number of black picture element is more than or equal to described threshold number of pixels are designated as edge columns; The sub-device of described row rim detection is connected respectively with the sub-device of described binary conversion treatment and described memory device, for to described binaryzation face-image, calculate the number of often row black picture element, the row that the number of black picture element is more than or equal to described threshold number of pixels is designated as edge lines; The sub-device of described Target Segmentation and described column border detect sub-device and the sub-device of described row rim detection is connected respectively, region edge columns and edge lines interweaved is as target domain of the existence, and from described binaryzation face-image, be partitioned into described target domain of the existence to export as facial subimage, the background of facial subimage from tested personnel's face-image to be separated; The sub-device of described target recognition is connected respectively with the sub-device of described Target Segmentation and described memory device, by described facial subimage and four kinds of gray processings face stencil matchings, the highest people's type corresponding to gray processing face template of output matching degree is as people's type of tested personnel;
Enzyme electrode sensor, comprise reference electrode, to pole electrode and working electrode three electrodes, working electrode is fixed with glucoseoxidase, wherein, when the tested blood sample of tested personnel is dropped in the test zone of working electrode, glucose generation chemical reaction in glucoseoxidase fixing on working electrode and tested blood sample, the concentration of glucose in the response current on working electrode and tested blood sample is linear;
Amplifying circuit, is connected with described enzyme electrode sensor, for receiving and amplifying the response current on working electrode;
Low pass filter, is connected with described amplifying circuit, for receive and filtering response current in radio-frequency component;
Light emitting diode, is arranged on tested personnel's finger fingertip blood capillary position, is connected with light source driving circuit, for the LED control signal sent based on light source driving circuit, and alternate emission infrared light and HONGGUANG;
Light source driving circuit, built-in timer, for sending LED control signal to described light emitting diode;
Optical-electrical converter, be arranged on tested personnel's finger fingertip, be positioned at the relative position of described light emitting diode, for receiving the infrared light after transmission tested personnel finger fingertip blood capillary and HONGGUANG, and transmitted infrared light and transmit red light are converted to analog current signal respectively, to obtain simulation infrared light electric current and simulation HONGGUANG electric current;
Current-to-voltage converting circuit, is connected with described optical-electrical converter, for carrying out current/voltage conversion respectively to simulation infrared light electric current and simulation HONGGUANG electric current, to obtain simulation infrared light voltage and simulation red voltages respectively;
Signal amplifier, is connected with described current-to-voltage converting circuit, for amplifying respectively with simulation red voltages simulation infrared light voltage, amplifies voltage to obtain simulation infrared light amplification voltage and to simulate HONGGUANG;
Signal deteching circuit, be connected with described signal amplifier, comprise direct current signal and detect electronic circuit and alternating current signal detection electronic circuit, for detecting flip-flop in simulation infrared light voltage and alternating component, to export as the first DC voltage and the first alternating voltage, also for detecting flip-flop in simulation red voltages and alternating component, to export as the second DC voltage and the second alternating voltage;
Analog-digital converter, be connected with described signal deteching circuit, for carrying out analog digital conversion respectively to the first DC voltage, the first alternating voltage, the second DC voltage and the second alternating voltage, to obtain the first Digital DC voltage, the first Digital AC voltage, the second Digital DC voltage and the second Digital AC voltage;
Blood oxygen saturation computing circuit, be connected with described analog-digital converter, by the ratio of the second Digital AC voltage and the second Digital DC voltage divided by the ratio of the first Digital AC voltage and the first Digital DC voltage to obtain the absorbing light ratio factor, and calculate blood oxygen saturation based on the absorbing light ratio factor, wherein, blood oxygen saturation and the absorbing light ratio factor linear;
Memory device, for prestoring preset ratio coefficient;
Digital signal processor, be connected respectively with described low pass filter and described memory device, the blood sugar concentration of tested personnel is calculated based on preset ratio coefficient and filtered response current, wherein, preset ratio coefficient is the ratio determining linear relationship between response current on working electrode and the concentration of glucose in tested blood sample; Described digital signal processor is also connected to obtain blood oxygen saturation with blood oxygen saturation computing circuit; Described digital signal processor, when described blood sugar concentration is at default blood glucose upper concentration, sends the too high identification signal of blood sugar concentration, when described blood sugar concentration is at default blood glucose least concentration, sends the too low identification signal of blood sugar concentration; When described blood oxygen saturation is at default blood oxygen saturation upper concentration, send the too high identification signal of blood oxygen saturation, when described blood oxygen saturation is at default blood oxygen saturation least concentration, send the too low identification signal of blood oxygen saturation;
Wherein, digital signal processor is also connected respectively with facial recognition device and memory device, people's type based on the tested personnel of facial recognition device output determines benchmark pulse range in described ethnic group physiological parameter synopsis, benchmark sinus rate scope, benchmark PR interval, benchmark QT interval scope, benchmark blood glucose upper concentration, benchmark blood glucose least concentration, benchmark blood oxygen saturation upper concentration and benchmark blood oxygen saturation least concentration, and as presetting pulse range, preset sinus rate scope, preset PR interval, preset QT interval scope, preset blood glucose upper concentration, preset blood glucose least concentration, preset blood oxygen saturation upper concentration and default blood oxygen saturation least concentration.
3. method as claimed in claim 2, is characterized in that:
The resolution of tested personnel's face-image that described high-definition camera obtains is 3840 × 2160.
4. method as claimed in claim 2, it is characterized in that, described monitor device also comprises:
Wireless communication interface, is connected with digital signal processor, for the too high identification signal of wireless transmission blood sugar concentration, the too low identification signal of blood sugar concentration, the too high identification signal of blood oxygen saturation or the too low identification signal of blood oxygen saturation.
5. method as claimed in claim 2, is characterized in that:
The sub-device of Image semantic classification, the sub-device of binary conversion treatment, column border detect sub-device, the sub-device of row rim detection, the sub-device of Target Segmentation and the sub-device of target recognition and adopt different CPLD chips to realize respectively.
6. method as claimed in claim 2, is characterized in that:
The sub-device of Image semantic classification, the sub-device of binary conversion treatment, column border detect sub-device, the sub-device of row rim detection, the sub-device of Target Segmentation and the sub-device of target recognition and are integrated on same CPLD chip.
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