CN105496373A - Intelligent medical aided system - Google Patents
Intelligent medical aided system Download PDFInfo
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- CN105496373A CN105496373A CN201610002010.8A CN201610002010A CN105496373A CN 105496373 A CN105496373 A CN 105496373A CN 201610002010 A CN201610002010 A CN 201610002010A CN 105496373 A CN105496373 A CN 105496373A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, 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
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/0002—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network
- A61B5/0004—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network characterised by the type of physiological signal transmitted
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- 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
- A61B5/14532—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 for measuring glucose, e.g. by tissue impedance measurement
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- 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
- A61B5/1455—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 using optical sensors, e.g. spectral photometrical oximeters
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- 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
- A61B5/1486—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 using enzyme electrodes, e.g. with immobilised oxidase
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/74—Details of notification to user or communication with user or patient ; user input means
- A61B5/746—Alarms related to a physiological condition, e.g. details of setting alarm thresholds or avoiding false alarms
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
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Abstract
The invention relates to an intelligent medical aided system. The aided system comprises an insulin automatic injection subsystem, a pulse detection subsystem, a blood glucose detection subsystem and an AVR32 chip, wherein the pulse detection subsystem and the blood glucose detection subsystem are respectively used for extracting the pulse data and blood glucose data of tested persons; the AVR32 chip is connected with the insulin automatic injection subsystem, the pulse detection subsystem and the blood glucose detection subsystem respectively and is used for determining whether pulse abnormity recognition signals are sent out based on the pulse data extracted by the pulse detection subsystem and determining whether the insulin automatic injection subsystem is controlled to automatically inject the tested persons with insulin based on the blood glucose data extracted by the blood glucose detection subsystem. The intelligent medical aided system can be used for automatically detecting whether the tested persons have normal pulse information and can achieve automatic injection of insulin.
Description
Technical field
The present invention relates to auxiliary treatment field, particularly relate to a kind of intelligent medical auxiliary system.
Background technology
Sugar in blood is called blood glucose, is all glucose in most cases.Energy in body needed for each histiocyte activity is most of from glucose, so blood glucose must remain on the demand that certain level could maintain each Organ and tissue in body.
The concentration of the blood glucose in human body is controlled in a very narrow scope usually, and blood glucose is too high or too low all can affect to people.In order to the blood sugar concentration in effective human body, there is multiple blood glucose meter on the market, especially having been favored by suffering from hypertensive patient.
But, blood glucose meter detected parameters of the prior art is single, testing mechanism falls behind, and lacks the robot brain system of blood sugar test and insulin supply, simultaneously, the wireless communication interface coupling of being furnished with and joint efficiency lowly, can not meet the existing requirement of hospital and patient.
For this reason, the present invention has built a kind of intelligent medical auxiliary system, to be integrated in a detecting instrument through the high-precision pulse monitoring equipment of structure optimization and blood glucose monitoring device, adopt the automatic control mode of blood sugar test and insulin supply and the bluetooth communication interface after optimizing, for the use of patient and hospital provides more convenience simultaneously.
Summary of the invention
In order to solve the technical problem that prior art exists, the invention provides a kind of intelligent medical auxiliary system, pulse detection equipment and blood sugar test equipment are concentrated in a detecting instrument and works simultaneously, optimize the structure of existing blood sugar test equipment, improve the precision of blood sugar test, simultaneously, add insulin pump and insulin supply control mechanism, realize the automatic control of blood sugar concentration, significantly, by improving matching mechanisms and the connection mechanism of existing bluetooth communication interface, improve the communication efficiency of blood glucose instrument wireless connections.
According to an aspect of the present invention, provide a kind of intelligent medical auxiliary system, described aid system comprises Automatic insulin injection subsystem, pulse detection subsystem, blood sugar test subsystem and AVR32 chip, described pulse detection subsystem and described blood sugar test subsystem are respectively used to the pulse data and the blood glucose level data that extract tested personnel, described AVR32 chip and described Automatic insulin injection subsystem, described pulse detection subsystem is connected respectively with described blood sugar test subsystem, pulse data based on described pulse detection subsystem determines whether to send cacosphyxia identification signal, blood glucose level data based on described blood sugar test subsystem determines whether that controlling described Automatic insulin injection subsystem is tested personnel's automatic injection insulin.
More specifically, in described intelligent medical auxiliary system, comprise: 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; MMC storage card, for storing preset ratio coefficient; 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 the other end is connected with one end of the 3rd resistance; 3rd resistance, other end ground connection, and there is the resistance identical with the second resistance; First two-way operational amplifier, for generation of the reference voltage of 2.5V, its anode is connected with the other end of the second resistance, and negative terminal is connected with one end of the first electric capacity, outfan is connected with the negative terminal of infrared-emitting diode, and 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 connected with the negative terminal of infrared-emitting diode; Second two-way operational amplifier, anode is connected with the other end of the 4th resistance, and negative terminal is connected with the anode of infrared receiving diode, and 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, and for launching infrared light, the negative terminal of infrared-emitting diode 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 relative position of described infrared-emitting diode, for receiving the infrared light after transmission tested personnel ear blood capillary; AVR32 chip, be connected respectively with described low pass filter and described MMC storage card, 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 AVR32 chip is also connected to obtain described pulse voltage with the outfan of described second two-way operational amplifier, and when described pulse voltage is outside default pulse range, send cacosphyxia identification signal, when described blood sugar concentration is at default blood glucose upper concentration, send the too high identification signal of blood sugar concentration, when described blood sugar concentration is at default blood glucose least concentration, send the too low identification signal of blood sugar concentration; Insulin memory device, for prestoring the insulin of preset capacity; Liquid level detection device, be positioned at described insulin memory device, for detecting the insulin liquid level in insulin memory device in real time, and when insulin liquid level is equal to or less than preset reference liquid level, send insufficient insulin alarm signal, with described AVR32 chip, described liquid level detection device is also connected that described insufficient insulin alarm signal is sent to described AVR32 chip; Insulin driving arrangement, be connected with described AVR32 chip, when receiving the too high identification signal of described blood sugar concentration, the blood sugar concentration forwarded according to described AVR32 chip and the difference determination insulin pump drive singal of described default blood glucose upper concentration, described insulin pump drive singal determines value and the speed of the supply insulin of insulin pump; Insulin pump, connect respectively with described insulin memory device and insulin infusion device, be connected with described insulin driving arrangement, for under the control of described insulin driving arrangement, the insulin in described insulin memory device is expelled in tested personnel's body by insulin infusion device; Insulin infusion device, is detachablely embedded in tested personnel's body, for tested personnel's insulin injection; Serial communication circuit, between AVR32 chip and Bluetooth matching communication equipment, for being sent to Bluetooth matching communication equipment by described blood sugar concentration and described insufficient insulin alarm signal; Bluetooth matching communication equipment, for being wirelessly transmitted to the target Bluetooth devices in connection by described blood sugar concentration and described insufficient insulin alarm signal; Described Bluetooth matching communication equipment comprises the first search subset, the second search subset and coupling connexon equipment; Wherein, the first search subset, according to the highest micro bluetooth network of MAC Address concentration determination Bluetooth MAC address concentration in Bluetooth Scatternet as target piconet, a Bluetooth Scatternet is made up of multiple micro bluetooth network; Second search subset, searches for subset be connected with described first, in described target piconet, finds, quantity preceding by signal intensity rank and is not more than one or more Bluetooth matching communication equipments of 7 as one or more target Bluetooth devices; Equipment connection subset, searches for subset be connected with described second, starts and is connected with the Bluetooth communication of described one or more target Bluetooth devices; Wherein, when there being the quantity of Bluetooth matching communication equipment of signal for being more than or equal to 7 in described target piconet, the quantity of described one or more target Bluetooth devices is 7, when there being the quantity of Bluetooth matching communication equipment of signal for being less than 7 in described target piconet, the quantity of described one or more target Bluetooth devices is the quantity of the Bluetooth matching communication equipment having signal in described target piconet; Wherein, described MMC storage card is connected with described AVR32 chip, and prestores described default pulse range, described default blood glucose upper concentration and described default blood glucose least concentration.More specifically, in described intelligent medical auxiliary system: between infrared-emitting diode and infrared receiving diode during pulseless, pulse voltage is 2.5V, when there is the pulse of beating between infrared-emitting diode and infrared receiving diode, blood vessels make ear's light transmission be deteriorated, and pulse voltage is greater than 2.5V.More specifically, in described intelligent medical auxiliary system: the first two-way operational amplifier and the second two-way operational amplifier are all the two-way operational amplifier of TI company.More specifically, in described intelligent medical auxiliary system: described serial communication circuit is RS232 serial communication interface.More specifically, in described intelligent medical auxiliary system: described AVR32 chip is when sending cacosphyxia identification signal, the too high identification signal of blood glucose or hypoglycemia identification signal, send abnormality signal, otherwise described AVR32 chip sends normal state signal simultaneously simultaneously.
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 auxiliary system of the present invention.
Reference numeral: 1 Automatic insulin injection subsystem; 2 pulse detection subsystems; 3 blood sugar test subsystems; 4AVR32 chip
Detailed description of the invention
Below with reference to accompanying drawings the embodiment of intelligent medical auxiliary system of the present invention is described in detail.
Blood glucose, refers to glucose contained in blood.Postdigestive glucose enters 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 relatively stable, drops within a confirmable blood glucose range.
Blood glucose must keep certain level could maintain the needs of each Organ and tissue in body.Blood sugar concentration is general to be raised after one to two hours on the feed, and drops to minimum at breakfast.Blood sugar concentration imbalance can cause various diseases, the hyperglycemia that persistence blood sugar concentration is too high and too low hypoglycemia cause serious impact all can to people's health, and the Persistent hyperglycemia caused by many reasons will cause diabetes, this is also the most significant disease that blood sugar concentration is relevant.
There is the Medical Instruments that some detect blood glucose in prior art, but all there is following defect in these blood glucose meter: (1) detecting 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 the accuracy requirement increasingly increased; (3) control mechanism of blood sugar test and insulin supply is not had, cannot according to the supply parameter of the insulin of the blood sugar content self-adaptative adjustment tested personnel of tested human body, such as, feed speed, quantity delivered etc., also need manual observation blood sugar content, manual decision's insulin to supply parameter, automatization level falls behind; (4) wireless communication interface is deficient, the parameters relevant to blood glucose can not be fed back to medical server end in time, 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.
For this reason, the present invention proposes a kind of intelligent medical auxiliary system, the structure of backward blood glucose meter can be improved, pulse detection is dissolved in blood glucose meter, widen the scope of the physiological parameter of detection, improve the precision of blood sugar test, the insulin delivery system that blood glucose controls automatically can be set up, reduce artificial participation, in addition, existing Bluetooth communication mechanism can also be improved, improve speed and the efficiency of wireless data transmission, thus, improve the intelligent level of blood glucose meter on the whole.
Fig. 1 is the block diagram of the first embodiment of intelligent medical auxiliary system of the present invention, described aid system comprises Automatic insulin injection subsystem, pulse detection subsystem, blood sugar test subsystem and AVR32 chip, described pulse detection subsystem and described blood sugar test subsystem are respectively used to the pulse data and the blood glucose level data that extract tested personnel, described AVR32 chip and described Automatic insulin injection subsystem, described pulse detection subsystem is connected respectively with described blood sugar test subsystem, pulse data based on described pulse detection subsystem determines whether to send cacosphyxia identification signal, blood glucose level data based on described blood sugar test subsystem determines whether that controlling described Automatic insulin injection subsystem is tested personnel's automatic injection insulin.
Then, continue to be further detailed the concrete structure of the second embodiment of intelligent medical auxiliary system of the present invention.
Described aid system 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.
Described aid system comprises: 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; MMC storage card, for storing preset ratio coefficient; 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 the other end is connected with one end of the 3rd resistance; 3rd resistance, other end ground connection, and there is the resistance identical with the second resistance; First two-way operational amplifier, for generation of the reference voltage of 2.5V, its anode is connected with the other end of the second resistance, and negative terminal is connected with one end of the first electric capacity, outfan is connected with the negative terminal of infrared-emitting diode, and negative terminal is also connected with the negative terminal of infrared-emitting diode.
Described aid system comprises: the 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, anode is connected with the other end of the 4th resistance, and negative terminal is connected with the anode of infrared receiving diode, and 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, and for launching infrared light, the negative terminal of infrared-emitting diode 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 relative position of described infrared-emitting diode, for receiving the infrared light after transmission tested personnel ear blood capillary.
Described aid system comprises: AVR32 chip, be connected respectively with described low pass filter and described MMC storage card, 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 AVR32 chip is also connected to obtain described pulse voltage with the outfan of described second two-way operational amplifier, and when described pulse voltage is outside default pulse range, send cacosphyxia identification signal, when described blood sugar concentration is at default blood glucose upper concentration, send the too high identification signal of blood sugar concentration, when described blood sugar concentration is at default blood glucose least concentration, send the too low identification signal of blood sugar concentration.
Described aid system comprises: insulin memory device, for prestoring the insulin of preset capacity; Liquid level detection device, be positioned at described insulin memory device, for detecting the insulin liquid level in insulin memory device in real time, and when insulin liquid level is equal to or less than preset reference liquid level, send insufficient insulin alarm signal, with described AVR32 chip, described liquid level detection device is also connected that described insufficient insulin alarm signal is sent to described AVR32 chip.
Described aid system comprises: insulin driving arrangement, be connected with described AVR32 chip, when receiving the too high identification signal of described blood sugar concentration, the blood sugar concentration forwarded according to described AVR32 chip and the difference determination insulin pump drive singal of described default blood glucose upper concentration, described insulin pump drive singal determines value and the speed of the supply insulin of insulin pump; Insulin pump, connect respectively with described insulin memory device and insulin infusion device, be connected with described insulin driving arrangement, for under the control of described insulin driving arrangement, the insulin in described insulin memory device is expelled in tested personnel's body by insulin infusion device; Insulin infusion device, is detachablely embedded in tested personnel's body, for tested personnel's insulin injection.
Described aid system comprises: serial communication circuit, between AVR32 chip and Bluetooth matching communication equipment, for described blood sugar concentration and described insufficient insulin alarm signal are sent to Bluetooth matching communication equipment.
Described aid system comprises: Bluetooth matching communication equipment, for described blood sugar concentration and described insufficient insulin alarm signal being wirelessly transmitted to the target Bluetooth devices in connection; Described Bluetooth matching communication equipment comprises the first search subset, the second search subset and coupling connexon equipment; First search subset, according to the highest micro bluetooth network of MAC Address concentration determination Bluetooth MAC address concentration in Bluetooth Scatternet as target piconet, a Bluetooth Scatternet is made up of multiple micro bluetooth network; Second search subset, searches for subset be connected with described first, in described target piconet, finds, quantity preceding by signal intensity rank and is not more than one or more Bluetooth matching communication equipments of 7 as one or more target Bluetooth devices; Equipment connection subset, searches for subset be connected with described second, starts and is connected with the Bluetooth communication of described one or more target Bluetooth devices.
Wherein, when there being the quantity of Bluetooth matching communication equipment of signal for being more than or equal to 7 in described target piconet, the quantity of described one or more target Bluetooth devices is 7, when there being the quantity of Bluetooth matching communication equipment of signal for being less than 7 in described target piconet, the quantity of described one or more target Bluetooth devices is the quantity of the Bluetooth matching communication equipment having signal in described target piconet.Wherein, described MMC storage card is connected with described AVR32 chip, and prestores described default pulse range, described default blood glucose upper concentration and described default blood glucose least concentration.
Alternatively, in described intelligent medical auxiliary system: between infrared-emitting diode and infrared receiving diode during pulseless, pulse voltage is 2.5V, when there is the pulse of beating between infrared-emitting diode and infrared receiving diode, blood vessels make ear's light transmission be deteriorated, and pulse voltage is greater than 2.5V; First two-way operational amplifier and the second two-way operational amplifier are all the two-way operational amplifier of TI company; Described serial communication circuit is RS232 serial communication interface; Described AVR32 chip, when sending cacosphyxia identification signal, the too high identification signal of blood glucose or hypoglycemia identification signal, sends abnormality signal simultaneously, otherwise described AVR32 chip sends normal state signal simultaneously.
In addition, wave filter, as the term suggests, be the device that ripple is filtered." ripple " is a physical concept widely, and at electronic technology field, " ripple " is narrowly confined to refer in particular to the process of the value fluctuations in time describing various physical quantity.This process, by the effect of various kinds of sensors, is converted into the time function of voltage or electric current, is referred to as the time waveform of various physical quantity, or is referred to as signal.Because the independent variable time is continuous value, be referred to as continuous time signal, be referred to as analogue signal habitually again.
Along with generation and the develop rapidly of digital electronic computer technology, for the ease of computer, signal is processed, create complete Theories and methods continuous time signal being transformed into discrete-time signal under sampling theorem instructs.That is, can only express primary signal by the sample value of original analog signal on series of discrete time coordinate point and not lose any information, since what these concepts of ripple, waveform, signal were expressed is the change of various physical quantity in objective world, is exactly the carrier of the various information that modern society depends on for existence naturally.Information needs to propagate, and what lean on is exactly the transmission of waveshape signal.Signal it generation, conversion, transmission each link may distort due to the existence of environment and interference, or even in quite a number of cases, this distortion is also very serious, causes signal and entrained information thereof to be embedded in the middle of noise dearly.In order to these noises of filtering, recover signal originally, need to use various wave filter to carry out Filtering Processing.
Adopt intelligent medical auxiliary system of the present invention, fall behind and the technical problem of radio communication function difference for blood glucose apparatus structure in prior art, optimize the structure of existing blood glucose instrument, add pulse detection equipment and blood sugar concentration automatic controlling device, also improve the communication performance of existing bluetooth communication interface simultaneously, thus improve the level of its medical services.
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 auxiliary system, described aid system comprises Automatic insulin injection subsystem, pulse detection subsystem, blood sugar test subsystem and AVR32 chip, described pulse detection subsystem and described blood sugar test subsystem are respectively used to the pulse data and the blood glucose level data that extract tested personnel, described AVR32 chip and described Automatic insulin injection subsystem, described pulse detection subsystem is connected respectively with described blood sugar test subsystem, pulse data based on described pulse detection subsystem determines whether to send cacosphyxia identification signal, blood glucose level data based on described blood sugar test subsystem determines whether that controlling described Automatic insulin injection subsystem is tested personnel's automatic injection insulin.
2. intelligent medical auxiliary system as claimed in claim 1, is characterized in that, described aid system 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;
MMC storage card, for storing preset ratio coefficient;
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 the other end is connected with one end of the 3rd resistance;
3rd resistance, other end ground connection, and there is the resistance identical with the second resistance;
First two-way operational amplifier, for generation of the reference voltage of 2.5V, its anode is connected with the other end of the second resistance, and negative terminal is connected with one end of the first electric capacity, outfan is connected with the negative terminal of infrared-emitting diode, and 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 connected with the negative terminal of infrared-emitting diode;
Second two-way operational amplifier, anode is connected with the other end of the 4th resistance, and negative terminal is connected with the anode of infrared receiving diode, and 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, and for launching infrared light, the negative terminal of infrared-emitting diode 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 relative position of described infrared-emitting diode, for receiving the infrared light after transmission tested personnel ear blood capillary;
AVR32 chip, be connected respectively with described low pass filter and described MMC storage card, 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 AVR32 chip is also connected to obtain described pulse voltage with the outfan of described second two-way operational amplifier, and when described pulse voltage is outside default pulse range, send cacosphyxia identification signal, when described blood sugar concentration is at default blood glucose upper concentration, send the too high identification signal of blood sugar concentration, when described blood sugar concentration is at default blood glucose least concentration, send the too low identification signal of blood sugar concentration;
Insulin memory device, for prestoring the insulin of preset capacity;
Liquid level detection device, be positioned at described insulin memory device, for detecting the insulin liquid level in insulin memory device in real time, and when insulin liquid level is equal to or less than preset reference liquid level, send insufficient insulin alarm signal, with described AVR32 chip, described liquid level detection device is also connected that described insufficient insulin alarm signal is sent to described AVR32 chip;
Insulin driving arrangement, be connected with described AVR32 chip, when receiving the too high identification signal of described blood sugar concentration, the blood sugar concentration forwarded according to described AVR32 chip and the difference determination insulin pump drive singal of described default blood glucose upper concentration, described insulin pump drive singal determines value and the speed of the supply insulin of insulin pump;
Insulin pump, connect respectively with described insulin memory device and insulin infusion device, be connected with described insulin driving arrangement, for under the control of described insulin driving arrangement, the insulin in described insulin memory device is expelled in tested personnel's body by insulin infusion device;
Insulin infusion device, is detachablely embedded in tested personnel's body, for tested personnel's insulin injection;
Serial communication circuit, between AVR32 chip and Bluetooth matching communication equipment, for being sent to Bluetooth matching communication equipment by described blood sugar concentration and described insufficient insulin alarm signal;
Bluetooth matching communication equipment, for being wirelessly transmitted to the target Bluetooth devices in connection by described blood sugar concentration and described insufficient insulin alarm signal; Described Bluetooth matching communication equipment comprises the first search subset, the second search subset and coupling connexon equipment; Wherein, the first search subset, according to the highest micro bluetooth network of MAC Address concentration determination Bluetooth MAC address concentration in Bluetooth Scatternet as target piconet, a Bluetooth Scatternet is made up of multiple micro bluetooth network; Second search subset, searches for subset be connected with described first, in described target piconet, finds, quantity preceding by signal intensity rank and is not more than one or more Bluetooth matching communication equipments of 7 as one or more target Bluetooth devices; Equipment connection subset, searches for subset be connected with described second, starts and is connected with the Bluetooth communication of described one or more target Bluetooth devices;
Wherein, when there being the quantity of Bluetooth matching communication equipment of signal for being more than or equal to 7 in described target piconet, the quantity of described one or more target Bluetooth devices is 7, when there being the quantity of Bluetooth matching communication equipment of signal for being less than 7 in described target piconet, the quantity of described one or more target Bluetooth devices is the quantity of the Bluetooth matching communication equipment having signal in described target piconet;
Wherein, described MMC storage card is connected with described AVR32 chip, and prestores described default pulse range, described default blood glucose upper concentration and described default blood glucose least concentration.
3. intelligent medical auxiliary system as claimed in claim 2, is characterized in that:
Between infrared-emitting diode and infrared receiving diode during pulseless, pulse voltage is 2.5V, and when there is the pulse of beating between infrared-emitting diode and infrared receiving diode, blood vessels make ear's light transmission be deteriorated, and pulse voltage is greater than 2.5V.
4. intelligent medical auxiliary system as claimed in claim 2, is characterized in that:
First two-way operational amplifier and the second two-way operational amplifier are all the two-way operational amplifier of TI company.
5. intelligent medical auxiliary system as claimed in claim 2, is characterized in that:
Described serial communication circuit is RS232 serial communication interface.
6. intelligent medical auxiliary system as claimed in claim 2, is characterized in that:
Described AVR32 chip, when sending cacosphyxia identification signal, the too high identification signal of blood glucose or hypoglycemia identification signal, sends abnormality signal simultaneously, otherwise described AVR32 chip sends normal state signal simultaneously.
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| CN201610002010.8A CN105496373A (en) | 2016-01-02 | 2016-01-02 | Intelligent medical aided system |
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| CN201610002010.8A CN105496373A (en) | 2016-01-02 | 2016-01-02 | Intelligent medical aided system |
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| RU220817U1 (en) * | 2023-07-10 | 2023-10-04 | Федеральное государственное автономное образовательное учреждение высшего образования "Омский государственный технический университет" (ОмГТУ) | COMBINED ELECTRODE ECG-METABOLYTES |
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