CN105607530B - A kind of automatization blood glucose meter - Google Patents

A kind of automatization blood glucose meter Download PDF

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Publication number
CN105607530B
CN105607530B CN201510745025.9A CN201510745025A CN105607530B CN 105607530 B CN105607530 B CN 105607530B CN 201510745025 A CN201510745025 A CN 201510745025A CN 105607530 B CN105607530 B CN 105607530B
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China
Prior art keywords
insulin
signal
equipment
blood glucose
pulse
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CN105607530A (en
Inventor
宫凤玲
罗永伟
陈伟彬
孙凤涛
马春梅
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North China University of Science and Technology
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North China University of Science and Technology
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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00Measuring for diagnostic purposes; Identification of persons
    • A61B5/02Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/024Detecting, measuring or recording pulse rate or heart rate
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/66Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing involving blood sugars, e.g. galactose

Abstract

The present invention relates to a kind of automatization blood glucose meter, described automatization blood glucose meter includes that insulin drives equipment, insulin pump, pulse detection equipment, blood sugar test equipment and Freescale IMX6 processor, described pulse detection equipment and described blood sugar test equipment are respectively used to extract pulse data and the blood glucose level data of tested personnel, described Freescale IMX6 processor drives equipment with described insulin, described pulse detection equipment and described blood sugar test equipment connect respectively, pulse data based on described pulse detection equipment determines whether to send cacosphyxia identification signal, blood glucose level data based on described blood sugar test equipment determines whether that controlling described insulin drives equipment to drive described insulin pump for tested personnel's insulin injection.

Description

A kind of automatization blood glucose meter
Technical field
The present invention relates to medical device fields, particularly relate to a kind of automatization blood glucose meter.
Background technology
Blood glucose, refers to glucose contained in blood.Postdigestive glucose is entered blood by small intestinal, and is transported to Each cell in body, is the main energy sources of cell.The blood sugar concentration of normal person is the most stable, falls and can determine that at one Blood glucose range within.
Blood glucose must keep certain level could maintain each organ internal and the needs of tissue.Blood sugar concentration typically exists Raise after taking food one to two hours, and be preferably minimized at breakfast.Blood sugar concentration imbalance can cause multiple disease, persistence blood glucose The hyperglycemia of excessive concentration and too low hypoglycemia cause serious impact all can to people's health, and caused by many reasons Persistent hyperglycemia will cause diabetes, and this is also the most significant disease that blood sugar concentration is relevant.
Prior art exists the Medical Instruments of some detection blood glucose, but these blood glucose meter all exist following defect: (1) is examined Survey pattern is single, can only detect blood sugar concentration;(2) testing mechanism falls behind, and structural redundancy is too high, and precision can not meet and increasingly increases The accuracy requirement added;(3) there is no blood sugar test and the control mechanism of insulin supply, it is impossible to according to the blood sugar content of tested human body The supply parameter of the insulin of self-adaptative adjustment tested personnel, such as, feed speed, quantity delivered etc., in addition it is also necessary to manual observation blood Sugar content, manual decision's insulin supply parameter, automatization level falls behind;(4) wireless communication interface is deficient, it is impossible to will be with blood glucose Relevant parameters is timely fed back to medical server end, even if there are some simple wireless communication interfaces, such as bluetooth Communication interface, its matching mechanisms and connection mechanism inefficiency, can not meet the requirement of the high speed transmission data of medical device.
To this end, the present invention proposes a kind of automatization blood glucose meter, it is possible to improve the structure of the blood glucose meter fallen behind, pulse is examined Survey is dissolved in blood glucose meter, widens the scope of the physiological parameter of detection, improves the precision of blood sugar test, it is possible to set up blood glucose automatic The insulin delivery system controlled, reduces artificial participation, in addition it is possible to improve existing Bluetooth communication mechanism, improves wireless The speed of data transmission and efficiency, thus, improve the intelligent level of blood glucose meter on the whole.
Summary of the invention
In order to solve the technical problem that prior art exists, the invention provides a kind of automatization blood glucose meter, pulse is examined Measurement equipment and blood sugar test equipment work in concentrating on a detecting instrument simultaneously, optimize the knot of existing blood sugar test equipment Structure, improve blood sugar test precision, meanwhile, add insulin pump and insulin supply control mechanism, it is achieved blood sugar concentration from Dynamic control, particular, it is important that by matching mechanisms and the connection mechanism of improving existing bluetooth communication interface, improve blood glucose instrument The communication efficiency of wireless connections.
According to an aspect of the present invention, it is provided that a kind of automatization blood glucose meter, described automatization blood glucose meter includes insulin Driving equipment, insulin pump, pulse detection equipment, blood sugar test equipment and Freescale IMX6 processor, described pulse detection Equipment and described blood sugar test equipment are respectively used to extract pulse data and blood glucose level data, the described Freescale of tested personnel IMX6 processor drives equipment, described pulse detection equipment and described blood sugar test equipment to be connected respectively with described insulin, base Pulse data in described pulse detection equipment determines whether to send cacosphyxia identification signal, based on described blood sugar test equipment Blood glucose level data determine whether to control described insulin and drive equipment to drive described insulin pump to inject islets of langerhans for tested personnel Element.
More specifically, in described automatization blood glucose meter, including the first resistance, one end is connected with 5V power supply, the other end with The anode of infrared receiving diode connects;Second resistance, one end is connected with 5V power supply, and one end of the other end and the 3rd resistance is even Connect;3rd resistance, other end ground connection, and there is the resistance identical with the second resistance;First two-way operational amplifier, is used for producing The reference voltage of 2.5V, the other end of its anode and the second resistance connects, and one end of negative terminal and the first electric capacity connects, outfan and The negative terminal of infrared-emitting diode connects, and negative terminal is also connected with the negative terminal of infrared-emitting diode;First electric capacity, another termination Ground;4th resistance, one end is connected with the negative terminal of infrared-emitting diode;Second two-way operational amplifier, anode and the 4th resistance The other end connect, negative terminal is connected with the anode of infrared receiving diode, and outfan is as pulse voltage;5th resistance, in parallel Between the second two-way operational amplifier negative terminal and the second two-way operational amplifier output terminal;Second electric capacity, is connected in parallel on second pair Between road operational amplifier negative terminal and the second two-way operational amplifier output terminal;Infrared-emitting diode, is arranged on tested personnel Ear's blood capillary position, is used for launching infrared light, and the negative terminal of infrared-emitting diode connects with the anode of infrared receiving diode Connect;Infrared receiving diode, is arranged on tested personnel ear blood capillary position, is positioned at the relative of described infrared-emitting diode Position, the infrared light after receiving transmission tested personnel ear blood capillary;Direct Digital Frequency Synthesizers, is used for producing frequency The sine wave signal that rate and phase place can adjust to be used as mixing use as rf frequency source;Pulse-series generator, is used for Produce pulse train;Frequency mixer, is connected respectively with described Direct Digital Frequency Synthesizers and described pulse-series generator, uses Pulse train carries out mixed modulated to sine wave signal;Power amplifier, is connected with described frequency mixer, for by after mixed modulated Signal be amplified;Switching Power Supply, is used as the interface circuit between probe and power amplifier, the signal loading after amplifying In the radio-frequency receiving-transmitting coil of probe;Nd-Fe-B permanent magnetic type magnet structure, produces one in the space accommodating tested personnel's finger The uniform static magnetic field of individual field intensity;Probe, is placed on tested personnel's finger position, is wound around radio-frequency receiving-transmitting coil with the letter that will load Number send in described Nd-Fe-B permanent magnetic type magnet structure, produce nmr phenomena, be additionally operable in tested personnel's finger The deamplification obtained after Hydrogen Proton resonance is sent;Freescale IMX6 processor, is connected with described probe, receives described decay Signal, analyzes the spectral line of described deamplification, and calculates wherein glucose proportion, thus the blood glucose obtaining tested personnel is dense Degree, described Freescale IMX6 processor also outfan with described second two-way operational amplifier is connected to obtain described pulse Voltage, and when described pulse voltage is outside default pulse range, send cacosphyxia identification signal, when described blood sugar concentration When default blood glucose upper concentration, send blood sugar concentration too high identification signal, when described blood sugar concentration is dense at default blood glucose lower limit When spending, send blood sugar concentration too low identification signal;Insulin storage device, for prestoring the insulin of preset capacity;Liquid Level detection apparatus, is positioned at described insulin storage device, the insulin liquid level in detection insulin storage device in real time, And when insulin liquid level is equal to or less than preset reference liquid level, sending insufficient insulin alarm signal, described Level Detection sets For also being connected described insufficient insulin alarm signal is sent to described Freescale with described Freescale IMX6 processor IMX6 processor;Insulin drives equipment, is connected with described Freescale IMX6 processor, when receiving described blood sugar concentration mistake High when identifying signal, the blood sugar concentration that forwards according to described Freescale IMX6 processor and described default blood glucose upper concentration Difference determines insulin pump drive signal, and described insulin pump drives the value of the supply insulin of signal deciding insulin pump And speed;Insulin pump, connects respectively with described insulin storage device and insulin infusion device, drives with described insulin Equipment connects, and under the control driving equipment at described insulin, is passed through by the insulin in described insulin storage device Insulin infusion device is expelled in tested personnel's body;Insulin infusion device, detachable is embedded in tested personnel's body, uses In to tested personnel's insulin injection;Serial communication circuit, is positioned at Freescale IMX6 processor and Bluetooth matching communication equipment Between, for described blood sugar concentration and described insufficient insulin alarm signal are sent to Bluetooth matching communication equipment;Bluetooth Join communication equipment, blue for the target being wirelessly transmitted to described blood sugar concentration and described insufficient insulin alarm signal connect Tooth equipment;Described Bluetooth matching communication equipment includes the first search subset, the second search subset and coupling connexon equipment; Wherein, the first search subset, determine, according to MAC Address concentration in Bluetooth Scatternet, the bluetooth that Bluetooth MAC address concentration is the highest Piconet is as target piconet, and a Bluetooth Scatternet is made up of multiple micro bluetooth networks;Second search subset, with described First search subset connects, and in described target piconet, finds, quantity preceding by signal intensity ranking and is not more than 7 One or more Bluetooth matching communication equipments are as one or more target Bluetooth devices;Equipment connexon equipment, with described Two search subsets connect, and start and are connected with the Bluetooth communication of the one or more target Bluetooth devices;Wherein, hot outgoing When penetrating pulseless between diode and infrared receiving diode, pulse voltage is 2.5V, when infrared-emitting diode with infrared connect When there is, between receipts diode, the pulse beated, blood vessels make ear's light transmission be deteriorated, and pulse voltage is more than 2.5V;Wherein, first Two-way operational amplifier and the second two-way operational amplifier are all the two-way operational amplifier of TI company;Wherein, described probe twines Around radio-frequency receiving-transmitting coil be in birdcage coil, toroidal winding, saddle-shaped coils, phased array coils and annulus Kind;Wherein, direct digital synthesizers, analog phase-locked look and digital phase-locking are selected in the frequency synthesis that Direct Digital Frequency Synthesizers is used The one of Xiang Huanzhong;Wherein, when described target piconet having the quantity of Bluetooth matching communication equipment of signal for more than or equal to 7 Time, the quantity of the one or more target Bluetooth devices is 7, when the Bluetooth matching having signal in described target piconet leads to When the quantity of letter equipment is less than 7, the quantity of the one or more target Bluetooth devices is to have letter in described target piconet Number the quantity of Bluetooth matching communication equipment.
More specifically, in described automatization blood glucose meter: described serial communication circuit is RS232 serial communication interface.
More specifically, in described automatization blood glucose meter: described Freescale IMX6 processor is sending cacosphyxia knowledge When level signal, blood glucose too high identification signal or hypoglycemia identification signal, be simultaneously emitted by abnormality signal, otherwise, described in fly Think karr IMX6 processor and be simultaneously emitted by normal state signal.
More specifically, in described automatization blood glucose meter, described automatization blood glucose meter also includes: radio communication circuit, with Described Freescale IMX6 processor connects, and is used for sending abnormality signal or normal state signal.
More specifically, in described automatization blood glucose meter: described radio communication circuit is 3G mobile communication interface or 4G shifting Dynamic communication interface.
More specifically, in described automatization blood glucose meter, described automatization blood glucose meter also includes: FLASH storage chip, with Described Freescale IMX6 processor connects, and is used for prestoring default pulse range, presetting blood glucose upper concentration and default blood Sugar least concentration.
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 automatization's blood glucose meter of the present invention.
Reference: 1 insulin drives equipment;2 insulin pumps;3 pulse detection equipment;4 blood sugar test equipment;5 fly to think Karr IMX6 processor
Detailed description of the invention
Below with reference to accompanying drawings the embodiment of automatization's blood glucose meter of the present invention is described in detail.
Sugar in blood is referred to as blood glucose, is the most all glucose.Needed for internal each histiocyte activity Energy major part is from glucose, so blood glucose preferably must be held in certain level and could maintain internal each organ and the need of tissue Ask.
The concentration of the blood glucose in human body is generally controlled in a scope the narrowest, and blood glucose is too high or too low all can give people Affect.In order to effectively detect the blood sugar concentration in human body, occur in that multiple blood glucose meter on the market, especially for suffering from The patient having hypertension is favored.
But, blood glucose meter of the prior art detection parameter is single, testing mechanism falls behind, and lacks blood sugar test and insulin Supply automatically controls mechanism, and meanwhile, the wireless communication interface coupling being furnished with and joint efficiency are low, can not meet hospital Existing requirement with patient.
To this end, the present invention has built a kind of automatization blood glucose meter, the high-precision pulse monitoring through structure optimization is set Standby and blood glucose monitoring device is integrated in a detecting instrument, and what employing blood sugar test and insulin supplied simultaneously automatically controls mould Bluetooth communication interface after formula and optimization, the use for patient and hospital provides more convenient.
Fig. 1 is the block diagram of the first embodiment of automatization's blood glucose meter of the present invention, described automatization blood glucose meter bag Include insulin and drive equipment, insulin pump, pulse detection equipment, blood sugar test equipment and Freescale IMX6 processor, described Pulse detection equipment and described blood sugar test equipment are respectively used to extract the pulse data of tested personnel and blood glucose level data, described in fly Thinking karr IMX6 processor drives equipment, described pulse detection equipment and described blood sugar test equipment to connect respectively with described insulin Connecing, pulse data based on described pulse detection equipment determines whether to send cacosphyxia identification signal, examines based on described blood glucose The blood glucose level data of measurement equipment determines whether that controlling described insulin drives equipment to drive described insulin pump to note for tested personnel Penetrate insulin.
Then, continue the concrete structure of the second embodiment of automatization's blood glucose meter of the present invention is carried out further Bright.
Described automatization blood glucose meter includes: the first resistance, and one end is connected with 5V power supply, the other end and infrared receiving diode Anode connect;Second resistance, one end is connected with 5V power supply, and one end of the other end and the 3rd resistance connects;3rd resistance, another End ground connection, and there is the resistance identical with the second resistance.
Described automatization blood glucose meter includes: the first two-way operational amplifier, for producing the reference voltage of 2.5V, its anode Being connected with the other end of the second resistance, one end of negative terminal and the first electric capacity connects, outfan and the negative terminal of infrared-emitting diode Connecting, negative terminal is also connected with the negative terminal of infrared-emitting diode;First electric capacity, other end ground connection;4th resistance, one end is with infrared The negative terminal of emitting diode connects;Second two-way operational amplifier, the other end of anode and the 4th resistance connects, and negative terminal is with infrared The anode of reception diode connects, and outfan is as pulse voltage.
Described automatization blood glucose meter includes: the 5th resistance, is connected in parallel on the second two-way operational amplifier negative terminal and the second two-way Between operational amplifier output terminal;Second electric capacity, is connected in parallel on the second two-way operational amplifier negative terminal and the second two-way operation amplifier Between device outfan;Infrared-emitting diode, is arranged on tested personnel ear blood capillary position, is used for launching infrared light, red The negative terminal of emission diode is connected with the anode of infrared receiving diode;Infrared receiving diode, is arranged on tested personnel's ear Blood capillary position, portion, is positioned at the relative position of described infrared-emitting diode, is used for receiving transmission tested personnel ear capillary Infrared light after blood vessel.
Described automatization blood glucose meter includes: Direct Digital Frequency Synthesizers, for producing frequency and phase place can adjust Sine wave signal to be used as mixing use as rf frequency source;Pulse-series generator, is used for producing pulse train;Mixing Device, is connected respectively with described Direct Digital Frequency Synthesizers and described pulse-series generator, uses pulse train to sine wave Signal carries out mixed modulated;Power amplifier, is connected with described frequency mixer, for being amplified by the signal after mixed modulated.
Described automatization blood glucose meter includes: Switching Power Supply, is used as the interface circuit between probe and power amplifier, will put Signal loading after great to probe radio-frequency receiving-transmitting coil in;Nd-Fe-B permanent magnetic type magnet structure, is accommodating tested personnel's finger Space in produce a uniform static magnetic field of field intensity;Probe, is placed on tested personnel's finger position, is wound around radio-frequency receiving-transmitting line Enclose the signal loading and send in described Nd-Fe-B permanent magnetic type magnet structure, produce nmr phenomena, be additionally operable to pass through The deamplification obtained after Hydrogen Proton resonance in tested personnel's finger is sent.
Described automatization blood glucose meter includes: Freescale IMX6 processor, is connected with described probe, receives described decay letter Number, analyze the spectral line of described deamplification, and calculate wherein glucose proportion, thus the blood glucose obtaining tested personnel is dense Degree, described Freescale IMX6 processor also outfan with described second two-way operational amplifier is connected to obtain described pulse Voltage, and when described pulse voltage is outside default pulse range, send cacosphyxia identification signal, when described blood sugar concentration When default blood glucose upper concentration, send blood sugar concentration too high identification signal, when described blood sugar concentration is dense at default blood glucose lower limit When spending, send blood sugar concentration too low identification signal.
Described automatization blood glucose meter includes: insulin storage device, for prestoring the insulin of preset capacity;Liquid level Detection equipment, is positioned at described insulin storage device, the insulin liquid level in detection insulin storage device in real time, and When insulin liquid level is equal to or less than preset reference liquid level, send insufficient insulin alarm signal, described liquid level detection device Also it is connected described insufficient insulin alarm signal is sent to described Freescale with described Freescale IMX6 processor IMX6 processor.
Described automatization blood glucose meter includes: insulin drives equipment, is connected, when connecing with described Freescale IMX6 processor When receiving described blood sugar concentration too high identification signal, the blood sugar concentration and described forwarded according to described Freescale IMX6 processor The difference presetting blood glucose upper concentration determines insulin pump drive signal, and described insulin pump drives signal deciding insulin pump The supply value of insulin and speed;Insulin pump, with described insulin storage device and insulin infusion device phase respectively Connect, drive equipment to be connected with described insulin, under the control driving equipment at described insulin, described insulin is stored Insulin in equipment is expelled in tested personnel's body by insulin infusion device.
Described automatization blood glucose meter includes: insulin infusion device, detachable is embedded in tested personnel's body, for Tested personnel's insulin injection;Serial communication circuit, between Freescale IMX6 processor and Bluetooth matching communication equipment, For described blood sugar concentration and described insufficient insulin alarm signal are sent to Bluetooth matching communication equipment.
Described automatization blood glucose meter includes: Bluetooth matching communication equipment, for by described blood sugar concentration and described insulin Not enough alarm signal is wirelessly transmitted to the target Bluetooth devices connected;Described Bluetooth matching communication equipment includes the first search Equipment, the second search subset and coupling connexon equipment.
Wherein, the first search subset, determine that Bluetooth MAC address concentration is according to MAC Address concentration in Bluetooth Scatternet High micro bluetooth network is as target piconet, and a Bluetooth Scatternet is made up of multiple micro bluetooth networks;Second search sets Standby, is connected with described first search subset, in described target piconet, searching presses that signal intensity ranking is preceding, quantity One or more Bluetooth matching communication equipments of no more than 7 are as one or more target Bluetooth devices;Equipment connexon equipment, It is connected with described second search subset, starts and be connected with the Bluetooth communication of the one or more target Bluetooth devices.
Wherein, between infrared-emitting diode and infrared receiving diode during pulseless, pulse voltage is 2.5V, hot When there is, between emission diode and infrared receiving diode, the pulse beated, blood vessels make ear's light transmission be deteriorated, pulse electricity Pressure is more than 2.5V;Wherein, the first two-way operational amplifier and the second two-way operational amplifier are all that the two-way computing of TI company is put Big device.
Wherein, the radio-frequency receiving-transmitting coil that described probe is wound around is birdcage coil, toroidal winding, saddle-shaped coils, phased array One in alignment circle and annulus;Wherein, Direct Digital is selected in the frequency synthesis that Direct Digital Frequency Synthesizers is used One in synthesis, analog phase-locked look and digital phase-locked loop.
Wherein, when being more than or equal to 7 when described target piconet has the quantity of Bluetooth matching communication equipment of signal, institute The quantity stating one or more target Bluetooth devices is 7, when the Bluetooth matching communication having signal in described target piconet sets When standby quantity is less than 7, the quantity of the one or more target Bluetooth devices is to have signal in described target piconet The quantity of Bluetooth matching communication equipment.
Alternatively, in described automatization blood glucose meter: described serial communication circuit is RS232 serial communication interface;Described Freescale IMX6 processor is sending cacosphyxia identification signal, blood glucose too high identification signal or hypoglycemia identification signal Time, it is simultaneously emitted by abnormality signal, otherwise, described Freescale IMX6 processor is simultaneously emitted by normal state signal;Described Automatization's blood glucose meter also includes: radio communication circuit, is connected with described Freescale IMX6 processor, is used for sending abnormality Signal or normal state signal;Described radio communication circuit is 3G mobile communication interface or 4G mobile communication interface;Described automatically Change blood glucose meter also to include: FLASH storage chip, be connected with described Freescale IMX6 processor, be used for prestoring default arteries and veins Fight scope, preset blood glucose upper concentration and default blood glucose least concentration.
It addition, operational amplifier (being called for short " amplifier ") is the circuit unit with very high-amplification-factor.In side circuit, Generally combine feedback network and collectively constitute certain functional module.He is a kind of with special Coupling circuit and the amplifier of feedback. Its output signal can be that input signal adds, subtracts or the result of the mathematical operation such as differential, integration.Owing to being applied to simulation meter in early days In calculation machine, in order to realize mathematical operation, therefore gain the name " operational amplifier ".
Amplifier is a circuit unit named from the angle of function, can be realized by discrete device, it is also possible to realize In the middle of semiconductor chip.Along with the development of semiconductor technology, most amplifier is presented in single-chip.Amplifier Of a great variety, it is widely used in the middle of electron trade.
Use automatization's blood glucose meter of the present invention, fall behind and radio communication function for blood glucose apparatus structure in prior art The technical problem of difference, optimizes the structure of existing blood glucose instrument, adds pulse detection equipment and blood sugar concentration automatic controlling device, The most also improve the communication performance of existing bluetooth communication interface, thus improve the level of its medical services.
Although it is understood that the present invention discloses as above with preferred embodiment, but above-described embodiment being not used to Limit the present invention.For any those of ordinary skill in the art, without departing under technical solution of the present invention ambit, Technical solution of the present invention is made many possible variations and modification by the technology contents that all may utilize the disclosure above, or is revised as Equivalent embodiments with change.Therefore, every content without departing from technical solution of the present invention, according to the technical spirit pair of the present invention Any simple modification made for any of the above embodiments, equivalent variations and modification, all still fall within the scope of technical solution of the present invention protection In.

Claims (1)

1. automatization's blood glucose meter, described automatization blood glucose meter includes that insulin drives equipment, insulin pump, pulse detection to set Standby, blood sugar test equipment and Freescale IMX6 processor, described pulse detection equipment and described blood sugar test equipment are used respectively In pulse data and the blood glucose level data of extraction tested personnel, described Freescale IMX6 processor drives with described insulin and sets Pulse detection equipment standby, described and described blood sugar test equipment connect respectively, pulse data based on described pulse detection equipment Determining whether to send cacosphyxia identification signal, blood glucose level data based on described blood sugar test equipment determines whether to control described pancreas Island element drives equipment to drive described insulin pump for tested personnel's insulin injection;
It is characterized in that, described automatization blood glucose meter also includes:
First resistance, one end is connected with 5V power supply, and the other end is connected with the anode of infrared receiving diode;
Second resistance, one end is connected with 5V power supply, and one end of the other end and the 3rd resistance connects;
3rd resistance, other end ground connection, and there is the resistance identical with the second resistance;
First two-way operational amplifier, for producing the reference voltage of 2.5V, the other end of its anode and the second resistance connects, negative End be connected with one end of the first electric capacity, outfan is connected with the negative terminal of infrared-emitting diode, negative terminal also with infrared emission two pole The negative terminal of pipe connects;
First electric capacity, other end ground connection;
4th resistance, one end is connected with the negative terminal of infrared-emitting diode;
Second two-way operational amplifier, the other end of anode and the 4th resistance connects, negative terminal and the anode of infrared receiving diode Connecting, outfan is as pulse voltage;
5th resistance, is connected in parallel between the second two-way operational amplifier negative terminal and the second two-way operational amplifier output terminal;
Second electric capacity, is connected in parallel between the second two-way operational amplifier negative terminal and the second two-way operational amplifier output terminal;
Infrared-emitting diode, is arranged on tested personnel ear blood capillary position, is used for launching infrared light, infrared emission two pole The negative terminal of pipe is connected with the anode of infrared receiving diode;
Infrared receiving diode, is arranged on tested personnel ear blood capillary position, is positioned at the phase of described infrared-emitting diode Infrared light to position, after receiving transmission tested personnel ear blood capillary;
Direct Digital Frequency Synthesizers, for producing frequency and sine wave signal that phase place can adjust is using as rf frequency source It is used as mixing to use;
Pulse-series generator, is used for producing pulse train;
Frequency mixer, is connected respectively with described Direct Digital Frequency Synthesizers and described pulse-series generator, uses pulse train Sine wave signal is carried out mixed modulated;
Power amplifier, is connected with described frequency mixer, for being amplified by the signal after mixed modulated;
Switching Power Supply, is used as the interface circuit between probe and power amplifier, signal loading the penetrating to probe after amplifying Frequently in dispatch coil;
Nd-Fe-B permanent magnetic type magnet structure, produces a uniform static-magnetic of field intensity in the space accommodating tested personnel's finger ?;
Probe, is placed on tested personnel's finger position, is wound around radio-frequency receiving-transmitting coil and sends into described neodymium iron boron with the signal that will load In permanent-magnet type magnet structure, produce nmr phenomena, be additionally operable to through obtaining after Hydrogen Proton resonance in tested personnel's finger Deamplification send;
Freescale IMX6 processor, is connected with described probe, receives described deamplification, analyze the spectrum of described deamplification Line, and calculate wherein glucose proportion, thus obtain the blood sugar concentration of tested personnel, described Freescale IMX6 processor The also outfan with described second two-way operational amplifier is connected to obtain described pulse voltage, and when described pulse voltage is in advance If time outside pulse range, send cacosphyxia identification signal, when described blood sugar concentration is at default blood glucose upper concentration, send Blood sugar concentration too high identification signal, when described blood sugar concentration is at default blood glucose least concentration, sends the too low identification of blood sugar concentration Signal;
Insulin storage device, for prestoring the insulin of preset capacity;
Liquid level detection device, is positioned at described insulin storage device, the islets of langerhans in detection insulin storage device in real time Element liquid level, and when insulin liquid level is equal to or less than preset reference liquid level, send insufficient insulin alarm signal, described liquid level Detection equipment is also connected with described Freescale IMX6 processor and flies described in described insufficient insulin alarm signal being sent to Think karr IMX6 processor;
Insulin drives equipment, is connected with described Freescale IMX6 processor, when receiving the too high identification of described blood sugar concentration During signal, the blood sugar concentration forwarded according to described Freescale IMX6 processor and the difference of described default blood glucose upper concentration are true Determining insulin pump drive signal, described insulin pump drives value and the speed of the supply insulin of signal deciding insulin pump Degree;
Insulin pump, connects respectively with described insulin storage device and insulin infusion device, drives with described insulin and sets Standby connection, under the control driving equipment at described insulin, passes through pancreas by the insulin in described insulin storage device Island element injection device is expelled in tested personnel's body;
Insulin infusion device, detachable is embedded in tested personnel's body, for tested personnel's insulin injection;
Serial communication circuit, between Freescale IMX6 processor and Bluetooth matching communication equipment, for by described blood glucose Concentration and described insufficient insulin alarm signal are sent to Bluetooth matching communication equipment;
Bluetooth matching communication equipment, for being wirelessly transmitted to connection by described blood sugar concentration and described insufficient insulin alarm signal On target Bluetooth devices;Described Bluetooth matching communication equipment includes the first search subset, the second search subset and coupling Connexon equipment;Wherein, the first search subset, determine Bluetooth MAC address concentration according to MAC Address concentration in Bluetooth Scatternet The highest micro bluetooth network is as target piconet, and a Bluetooth Scatternet is made up of multiple micro bluetooth networks;Second search Equipment, is connected with described first search subset, and in described target piconet, it is preceding, several that signal intensity ranking is pressed in searching Amount is not more than one or more Bluetooth matching communication equipments of 7 as one or more target Bluetooth devices;Equipment connexon sets Standby, it is connected with described second search subset, starts and be connected with the Bluetooth communication of the one or more target Bluetooth devices;
Wherein, between infrared-emitting diode and infrared receiving diode during pulseless, pulse voltage is 2.5V, hot outgoing Penetrating when there is, between diode and infrared receiving diode, the pulse beated, blood vessels make ear's light transmission be deteriorated, and pulse voltage is big In 2.5V;
Wherein, the first two-way operational amplifier and the second two-way operational amplifier are all the two-way operational amplifier of TI company;
Wherein, the radio-frequency receiving-transmitting coil that described probe is wound around is birdcage coil, toroidal winding, saddle-shaped coils, phased array alignment One in circle and annulus;
Wherein, direct digital synthesizers, analog phase-locked look and numeral are selected in the frequency synthesis that Direct Digital Frequency Synthesizers is used One in phaselocked loop;
Wherein, when being more than or equal to 7 when described target piconet has the quantity of Bluetooth matching communication equipment of signal, described one Individual or multiple target Bluetooth devices quantity is 7, when the Bluetooth matching communication equipment having signal in described target piconet When quantity is less than 7, the quantity of the one or more target Bluetooth devices is the bluetooth having signal in described target piconet The quantity of matched communicating devices;
Described serial communication circuit is RS232 serial communication interface;
Described Freescale IMX6 processor is sending cacosphyxia identification signal, blood glucose too high identification signal or hypoglycemia knowledge During level signal, being simultaneously emitted by abnormality signal, otherwise, described Freescale IMX6 processor is simultaneously emitted by normal condition letter Number;
Radio communication circuit, is connected with described Freescale IMX6 processor, is used for sending abnormality signal or normal condition Signal;
Described radio communication circuit is 3G mobile communication interface or 4G mobile communication interface;
FLASH storage chip, is connected with described Freescale IMX6 processor, is used for prestoring default pulse range, presetting Blood glucose upper concentration and default blood glucose least concentration.
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