CN104905773A - Armband type vital sign acquisition system and method, armband type vital sign processing system and method, and armband type vital sign acquisition monitoring system - Google Patents
Armband type vital sign acquisition system and method, armband type vital sign processing system and method, and armband type vital sign acquisition monitoring system Download PDFInfo
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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
- A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
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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
- A61B5/01—Measuring temperature of body parts ; Diagnostic temperature sensing, e.g. for malignant or inflamed tissue
-
- 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
- A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
- A61B5/02055—Simultaneously evaluating both cardiovascular condition and temperature
-
- 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
- A61B5/021—Measuring pressure in heart or blood vessels
- A61B5/022—Measuring pressure in heart or blood vessels by applying pressure to close blood vessels, e.g. against the skin; Ophthalmodynamometers
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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
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/08—Detecting, measuring or recording devices for evaluating the respiratory organs
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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
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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
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/25—Bioelectric electrodes therefor
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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
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
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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
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
- A61B5/6824—Arm or wrist
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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
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
- A61B2560/04—Constructional details of apparatus
- A61B2560/0431—Portable apparatus, e.g. comprising a handle or case
Abstract
The invention discloses an armband type vital sign acquisition system and method, an armband type vital sign processing system and method, and an armband type vital sign acquisition monitoring system. The acquisition system comprises a first gatherer for acquiring electrocardiogram parameters, blood pressure parameters, breath parameters and temperature parameters in real time and a second gatherer for acquiring blood oxygen saturation parameters and pulse rate parameters in real time. The first gatherer is provided with a cuff for fixing the first gatherer on an arm; the second gatherer is provided with a fixation part adaptive to a finger; and at the same time, a processor is used for obtaining vital sign parameters of a human body, according to the vital sign parameters of the human body, determining whether the physical state of a patient is abnormally changed, and when determining that the physical state of the patient is abnormally changed, determining a clinic manifestation state and a clinic manifestation state type which an abnormal change belongs to. The technical scheme provided by the invention solves the problems in the prior art that a conventional monitoring system is usually large in the volume of the acquisition system, is not convenient to carry, only performs independent analyzing on a single basic vital sign parameter, and cannot perform comprehensive determining on a disease state and a disease type easily.
Description
Technical field
The present invention relates to monitoring technical field, particularly relate to a kind of arm straps formula vital signs acquisition system, processing system and method, monitoring system.
Background technology
In hospital, usually adopt the vital sign parameter of monitoring system monitoring patient, with the development trend of the health and the state of an illness of understanding patient at any time.Wherein, the vital sign parameter of human body comprises following six parameters: electrocardio, blood pressure, blood oxygen saturation, pulse frequency, breathing and body temperature.
But, the acquisition system being used for gathering human life sign parameter in existing most monitoring system all volume large, be inconvenient to carry, usually occupy the more space in ward and can only be arranged on by sick bed, the personnel in ward can not be moved in ward easily; Meanwhile, usually can only carry out independent analysis to single basic vital sign parameter, be difficult to carry out comprehensive descision to morbid state and type.
Summary of the invention
In view of this, the invention provides a kind of arm straps formula vital signs acquisition system, processing system and method, monitoring system, with to solve in existing monitoring system the usual volume of acquisition system large, be inconvenient to carry, and only independent analysis is carried out to single basic vital sign parameter, be difficult to the problem of morbid state and type being carried out to comprehensive descision.
For solving the problems of the technologies described above, the invention provides a kind of arm straps formula vital signs acquisition system, comprising:
First harvester, sends EGC parameter, blood pressure parameter, respiration parameter and temperature parameter to processor for Real-time Collection;
Second harvester, sends blood oxygen saturation parameter, pulse frequency parameter to processor for Real-time Collection;
Described first harvester has the cuff be fixed on arm;
Described second harvester has and points the fixed part adapted;
Wherein, described EGC parameter, blood pressure parameter, respiration parameter, temperature parameter, blood oxygen saturation parameter and pulse frequency parameter are human body vital sign parameter.
In above-mentioned acquisition system, preferably, described first harvester comprises:
Electrocardiogram acquisition circuit, described electrocardiogram acquisition circuit comprises:
Chest crosslinking electrode;
Left hand electrodes and right hand electrode, when normally working, the potential electrodes such as described left hand electrodes and the formation of right hand electrode;
Driven-right-leg circuit;
The preamplifier be connected with driven-right-leg circuit with described chest crosslinking electrode respectively;
The level lifting circuit, high-pass filtering circuit, electrocardio low-pass filter circuit, wave trap and the first single-chip microcomputer that are linked in sequence successively;
Blood pressure Acquisition Circuit, described blood pressure Acquisition Circuit comprises:
The air pump, vent valve and the pressure transducer that are connected with described cuff respectively;
The air pump valve drive circuit be connected with described air pump;
The vent valve drive circuit be connected with described vent valve;
The blood pressure low-pass filter circuit be connected with described pressure transducer respectively and sphygmomanometer cuff bandpass filter circuit;
The second singlechip be connected with described air pump valve drive circuit, vent valve drive circuit, blood pressure low-pass filter circuit and sphygmomanometer cuff bandpass filter circuit;
Breath collection circuit, described Breath collection circuit comprises:
The electrode be connected with human body respectively and constant-current source exciting circuit;
The breath signal treatment circuit be connected with described electrode;
The optical coupling output circuit be connected with described breath signal processor;
The sine wave signal generator be connected with described constant-current source exciting circuit;
The 3rd single-chip microcomputer be connected with sine wave signal generator with described optical coupling output circuit;
Temperature collection circuit, described temperature collection circuit comprises:
Temperature sensor;
The 4th single-chip microcomputer be connected with described temperature sensor;
Described first single-chip microcomputer, second singlechip, the 3rd single-chip microcomputer and the 4th single-chip microcomputer are all connected with described processor.
In above-mentioned acquisition system, preferably, described second harvester comprises:
There is the blood oxygen probe of finger cot type photoelectric sensor;
The blood oxygen signal processor be connected with described blood oxygen probe respectively and drive circuit of popping one's head in;
The 5th single-chip microcomputer be connected with drive circuit of popping one's head in described blood oxygen signal processor;
Described 5th single-chip microcomputer is connected with described processor.
In above-mentioned acquisition system, preferably, also comprise:
Display, for showing described human life sign parameter;
Described display is arranged on described cuff.
The present invention also provides a kind of arm straps formula vital signs acquisition method, comprising:
First harvester Real-time Collection also sends EGC parameter, blood pressure parameter, respiration parameter and temperature parameter to processor;
Second harvester Real-time Collection also sends blood oxygen saturation parameter, pulse frequency parameter to processor;
Wherein, described EGC parameter, blood pressure parameter, respiration parameter, temperature parameter, blood oxygen saturation parameter and pulse frequency parameter are human body vital sign parameter.
Invention further provides a kind of vital signs processing method, comprising:
Obtain the human life sign parameter that arm straps formula vital signs acquisition system collects;
Magnitude relationship in more described human life sign parameter between parameters and respective predetermined threshold value, carries out association analysis to the parameter exceeding respective predetermined threshold value, judges whether patient body state ANOMALOUS VARIATIONS occurs;
When determining patient body state generation ANOMALOUS VARIATIONS, determine clinical manifestation state and type belonging to described ANOMALOUS VARIATIONS;
Wherein, described human life sign parameter comprises EGC parameter, blood pressure parameter, respiration parameter, temperature parameter, blood oxygen saturation parameter and pulse frequency parameter.
In above-mentioned processing method, preferably, also comprise:
Detect and in preset time period, whether get described human life sign parameter, to judge whether described first harvester and/or described second harvester occur abnormal conditions;
When determining the abnormal situation, generating corresponding warning message and giving a warning;
Wherein, described abnormal conditions comprise: electrode loosens or comes off, and/or sensor loosens or comes off.
In above-mentioned processing method, preferably, also comprise:
Store described human life sign parameter.
Present invention also offers a kind of vital signs processing system, comprising:
Acquiring unit, for obtaining the human life sign parameter that arm straps formula acquisition system collects;
Judging unit, for the magnitude relationship in more described human life sign parameter between parameters and respective predetermined threshold value, carries out association analysis to the parameter exceeding respective predetermined threshold value, judges whether patient body state ANOMALOUS VARIATIONS occurs;
Type determining units, for when determining patient body state generation ANOMALOUS VARIATIONS, determines clinical manifestation state and type belonging to described ANOMALOUS VARIATIONS;
Wherein, described human life sign parameter comprises EGC parameter, blood pressure parameter, respiration parameter, temperature parameter, blood oxygen saturation parameter and pulse frequency parameter.
The present invention has reoffered a kind of arm straps formula vital signs monitoring system, comprising:
Arm straps formula acquisition system, described arm straps formula acquisition system comprises:
First harvester, sends EGC parameter, blood pressure parameter, respiration parameter and temperature parameter to processor for Real-time Collection;
Second harvester, sends blood oxygen saturation parameter, pulse frequency parameter to processor for Real-time Collection;
Described first harvester has the cuff be fixed on arm;
Described second harvester has and points the fixed part adapted;
Processor, for obtaining described human life sign parameter, and the magnitude relationship in more described human life sign parameter between parameters and respective predetermined threshold value, association analysis is carried out to the parameter exceeding respective predetermined threshold value, judges whether patient body state ANOMALOUS VARIATIONS occurs; When determining patient body state generation ANOMALOUS VARIATIONS, determine clinical manifestation state and type belonging to described ANOMALOUS VARIATIONS;
Wherein, described human life sign parameter comprises EGC parameter, blood pressure parameter, respiration parameter, temperature parameter, blood oxygen saturation parameter and pulse frequency parameter.
In above-mentioned monitoring system, preferably, described processor is arranged on described cuff.
Above in technical scheme provided by the present invention, by the cuff of the first harvester is fixed on the arm of patient, fixed part is utilized to be fixed in patients fingers by the second harvester, the wearable integral collecting of vital signs acquisition system is achieved with this, obviously, arm straps formula vital signs acquisition system volume provided by the invention is little, occupies little space and easy to carry; Simultaneously, in date processing, association analysis is carried out to the human life sign parameter got, judge whether patient body state ANOMALOUS VARIATIONS occurs, and determine clinical manifestation state and type belonging to described ANOMALOUS VARIATIONS, solve in prior art and only independent analysis is carried out to single basic vital sign parameter, be difficult to the problem of morbid state and type being carried out to comprehensive descision.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is a kind of structured flowchart of a kind of arm straps of the present invention formula vital signs acquisition system embodiment 1;
Fig. 2 is the first harvester structured flowchart of a kind of arm straps formula of the present invention vital signs acquisition system embodiment 1;
Fig. 3 is the electrocardiogram acquisition circuit structure block diagram of a kind of arm straps formula of the present invention vital signs acquisition system embodiment 1;
Fig. 4 is the blood pressure Acquisition Circuit structured flowchart of a kind of arm straps formula of the present invention vital signs acquisition system embodiment 1;
Fig. 5 is the Breath collection circuit structure block diagram of a kind of arm straps formula of the present invention vital signs acquisition system embodiment 1;
Fig. 6 is the temperature collection circuit structured flowchart of a kind of arm straps formula of the present invention vital signs acquisition system embodiment 1;
Fig. 7 is the second harvester structured flowchart of a kind of arm straps formula of the present invention vital signs acquisition system embodiment 1;
Fig. 8 is the flow chart of a kind of arm straps formula of the present invention vital signs acquisition method embodiment 1;
Fig. 9 is the flow chart of a kind of vital signs processing method of the present invention embodiment 1;
Figure 10 is the flow chart of a kind of vital signs processing method of the present invention embodiment 2;
Figure 11 is the structured flowchart of a kind of vital signs processing system of the present invention embodiment 1;
Figure 12 is the structured flowchart of a kind of arm straps formula of the present invention vital signs monitoring system embodiment 1.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Core of the present invention is to provide a kind of arm straps formula vital signs acquisition system, processing system and method, monitoring system, with to solve in existing monitoring system the usual volume of acquisition system large, be inconvenient to carry, and only independent analysis is carried out to single basic vital sign parameter, be difficult to the problem of morbid state and type being carried out to comprehensive descision.
In order to make those skilled in the art person understand the present invention program better, below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
With reference to figure 1, show a kind of structured flowchart of a kind of arm straps of the present invention formula vital signs acquisition system embodiment 1, this acquisition system 100 can comprise:
First harvester 101, sends EGC parameter, blood pressure parameter, respiration parameter and temperature parameter to processor for Real-time Collection;
Second harvester 102, sends blood oxygen saturation parameter, pulse frequency parameter to processor for Real-time Collection;
Described first harvester 101 has the cuff be fixed on arm;
Described second harvester 102 has and points the fixed part adapted;
Wherein, described EGC parameter, blood pressure parameter, respiration parameter, temperature parameter, blood oxygen saturation parameter and pulse frequency parameter are human body vital sign parameter.
The key component of above arm straps formula vital signs acquisition system 100 comprises: the first harvester 101, second harvester 102, and this acquisition system 100 can also comprise:
Display, for showing described human life sign parameter, preferably, be arranged on described cuff, on, patient can show interested basic vital sign parameter by display screen, by display screen, patient can also and the modes such as display mode, data storage, data transmission of carrying out arrange.
Preferably, aforementioned display device is LCD touch screen display, and touch screen is convenient to patient's operation, and improve user experience, certainly, may not be LCD touch screen, this only gives an example, can by those skilled in the art according to concrete condition sets itself;
Above in technical scheme provided by the present invention, by the cuff of the first harvester 101 is fixed on the arm of patient, fixed part is utilized to be fixed in patients fingers by the second harvester 102, the wearable integral collecting of acquisition system 100 is achieved with this, obviously, compare in prior art, all there is high power consumption in most of human body basic vital signs monitor, build is huge not easily to be moved, arm straps formula vital signs acquisition system 100 volume provided by the invention is little, low in energy consumption, to occupy little space and easy to carry.
With reference to figure 2, show the first harvester structured flowchart of a kind of arm straps formula of the present invention vital signs acquisition system embodiment 1, particularly, described first harvester 101 specifically can comprise:
Electrocardiogram acquisition circuit 1010, with reference to figure 3, described electrocardiogram acquisition circuit 1010 comprises:
Chest crosslinking electrode 10100;
Left hand electrodes and right hand electrode, when normally working, the potential electrodes such as described left hand electrodes and the formation of right hand electrode;
Driven-right-leg circuit 10101;
The preamplifier 10102 be connected with driven-right-leg circuit 10101 with described chest crosslinking electrode 10100 respectively;
The level lifting circuit 10103 be linked in sequence successively, high-pass filtering circuit 10104, electrocardio low-pass filter circuit 10105, wave trap 10106 and the first single-chip microcomputer 10107;
Particularly, electrocardiogram acquisition circuit 1010 for core, completes the pickup of electrocardiosignal, amplification and the operation such as filtering, A/D conversion with MSP430 series the first single-chip microcomputer.After electrocardiosignal is picked up by electrode, after amplified by the medical amplifier AD620 of high accuracy, high cmrr, high input impedance, simultaneously adopt driven-right-leg circuit improve the common mode rejection ratio of input further to suppress common mode disturbances.LM385 manostat is adopted to raise the voltage levvl of electrocardiosignal to obtain on the occasion of being convenient to A/D conversion.Frequency range due to electrocardiosignal is 0.05Hz ~ 100Hz, and adopt high pass filter and low pass filter filter away high frequency noise and baseline drift, wherein, the cut-off frequency of high pass filter is 0.03Hz, and the cut-off frequency of low pass filter is 100Hz.What 50Hz wave trap adopted is twin-T network band elimination filter, filtering Hz noise.Last electrocardiosignal carries out the process such as A/D conversion, analysis, Wavelet Denoising Method and the extraction of wavelet character value, calculating by MSP430 series the first single-chip microcomputer, then is sent to CPU by the UART serial ports of MSP430 series the first single-chip microcomputer.
Blood pressure Acquisition Circuit 1011, with reference to figure 4, described blood pressure Acquisition Circuit 1011 comprises:
The air pump 10110 be connected with described cuff respectively, vent valve 10111 and pressure transducer 10112;
The air pump valve drive circuit 10113 be connected with described air pump 10110;
The vent valve drive circuit 10114 be connected with described vent valve 10111;
The blood pressure low-pass filter circuit 10115 be connected with described pressure transducer 10112 respectively and sphygmomanometer cuff bandpass filter circuit 10116;
The second singlechip 10117 be connected with described air pump valve drive circuit 10113, vent valve drive circuit 10114, blood pressure low-pass filter circuit 10115 and sphygmomanometer cuff bandpass filter circuit 10116;
The present invention adopts and to blood pressure carries out Non-invasive detection with MSP430 series second singlechip for core based on oscillographic method principle.First carry out pneumatic compression to 180mmHg by air pump to cuff, when pulse wave disappears, open vent valve to cuff Rapid degassing, detect the change of cuff pressure by pressure transducer and be converted to the signal of telecommunication of change, cuff pressure signal and cuff pulse wave signal is isolated again respectively by low pass filter and band filter, cuff pressure signal and cuff pulse wave signal enter MSP430 series second singlechip again and carry out A/D conversion, analyze, Wavelet Denoising Method and wavelet character value are extracted, the process such as calculating, obtain cuff pressure and pulse waveform figure, cuff mean pressure is calculated according to cuff pressure waveform figure, systolic pressure and diastolic pressure is obtained further according to pulse waveform, finally send systolic pressure and diastolic blood pressure values to CPU by the UART serial ports of MSP430 series second singlechip.
Breath collection circuit 1012, with reference to figure 5, described Breath collection circuit 1012 comprises:
The electrode 10120 be connected with human body respectively and constant-current source exciting circuit 10121;
The breath signal treatment circuit 10122 be connected with described electrode 10120;
The optical coupling output circuit 10123 be connected with described breath signal processor 10122;
The sine wave signal generator 10124 be connected with described constant-current source exciting circuit 10121;
The 3rd single-chip microcomputer 10125 be connected with sine wave signal generator 10124 with described optical coupling output circuit 10123;
Particularly, the present invention adopts two electrode thorax impedance methods to detect and breathes, and the electrocardio pickoff electrode in two plate electrodes and electrocardiogram acquisition circuit 1010 is shared.Be the sine wave signal of 79.6kHz by Wien bridge circuit oscillating circuit output frequency, exporting constant high frequency electric current 1mA by constant-current source exciting circuit is added on human body, by the change of two electrode detection respiratory impedances, signal electrode detection arrived through preamplifier again amplifies, the low frequency signal of respiratory wave is exported by small-signal detector, finally export effective respiratory waveform by photoelectric coupling circuit and carry out A/D conversion to MSP430 series the 3rd single-chip microcomputer, analyze, Wavelet Denoising Method and wavelet character value are extracted, the process such as calculating are to obtain respiratory frequency and the degree of depth, respiratory frequency and depth value are sent to CPU by the UART serial ports finally by MSP430 series the 3rd single-chip microcomputer.
Temperature collection circuit 1013, with reference to figure 6, described temperature collection circuit 1013 comprises:
Temperature sensor 10130;
The 4th single-chip microcomputer 10131 be connected with described temperature sensor 10130;
Described first single-chip microcomputer 10107, second singlechip 10117, the 3rd single-chip microcomputer 10125 and the 4th single-chip microcomputer 10131 are all connected with processor.Particularly, the temperature signal that temperature sensor 10130 detects is sent into MSP430 series the 4th single-chip microcomputer through one-wire interface and is carried out the process such as A/D conversion, rectification, then by the UART serial ports of MSP430 series the 4th single-chip microcomputer, temperature value is sent to CPU.
With reference to figure 7, show the second harvester structured flowchart of a kind of arm straps formula of the present invention vital signs acquisition system embodiment 1, described second harvester 102 comprises:
There is the blood oxygen probe 1020 of finger cot type photoelectric sensor;
The blood oxygen signal processor 1021 be connected with described blood oxygen probe 1020 respectively and drive circuit 1022 of popping one's head in;
The 5th single-chip microcomputer 1023 be connected with drive circuit 1022 of popping one's head in described blood oxygen signal processor 1021;
Described 5th single-chip microcomputer 1023 is connected with processor.
Particularly, the present invention adopts transmission-type detection method to detect blood oxygen saturation, blood oxygen Acquisition Circuit is arranged at finger position, the blood oxygen probe be made up of finger cot type photoelectric sensor, probe drive circuit, signal processing circuit, MSP430 series the 5th single-chip microcomputer, bluetooth transceiver module form, wherein, blood oxygen probe is made up of HONGGUANG and infrared light emitting diodes and photoelectric sensor, and signal processing circuit is made up of analog amplify circuit, AC signal amplifying circuit, AC signal amplifying circuit.When blood oxygen detects, MSP430 series the 5th single-chip microcomputer periodically produces timing control signal driven HONGGUANG and infrared light emitting diodes, current signal is converted to through finger transmitted through the light come at the photoelectric sensor of finger opposite side, current signal is converted to the voltage signal of amplification through analog amplify circuit, extract circuit by AC signal again and remove direct current component, then amplify AC signal and deliver to MSP430 series the 5th single-chip microcomputer and carry out A/D conversion, analysis wavelet denoising and wavelet character value are extracted, the process such as calculating, blood oxygen saturation and pulse frequency value is calculated according to Beer-Lambert law, the blood oxygen saturation calculated and pulse frequency value is sent to Bluetooth communication modules by the UART serial ports of MSP430 series the 5th single-chip microcomputer, CPU is sent to again by Bluetooth communication modules.
Corresponding with a kind of arm straps formula of the invention described above vital signs acquisition system embodiment 1, present invention also offers a kind of arm straps formula vital signs acquisition method embodiment 1, with reference to figure 8 and Fig. 1, this acquisition method can comprise:
Step S100, the first harvester 101 gather and send EGC parameter, blood pressure parameter, respiration parameter and temperature parameter to processor 302;
Step S101, the second harvester 102 gather and send blood oxygen saturation parameter, pulse frequency parameter to processor 302;
It should be noted that, the present invention does not do considered critical to above-mentioned two orders performing step, and in figure, order is only conveniently understand technical solution of the present invention;
Wherein, described EGC parameter, blood pressure parameter, respiration parameter, temperature parameter, blood oxygen saturation parameter and pulse frequency parameter are human body vital sign parameter.
Embodiment above mainly for a kind of arm straps formula of the present invention vital signs acquisition method and system has been described in detail, the angle namely standing in acquisition system 100 is write, in actual applications, cooperating also has processing system with it, the processor 302 be namely connected with acquisition system 100, i.e. CPU, the angle below for processing system, processing method is described;
With reference to figure 9, show the flow chart of a kind of vital signs processing method of the present invention embodiment 1, this monitoring method specifically can comprise the steps:
The human life sign parameter that step S200, acquisition arm straps formula acquisition system 100 collect;
In the present invention, need for the ease of inquiry or later stage, the above-mentioned described human life sign parameter got can be stored;
Magnitude relationship in step S201, more described human life sign parameter between parameters and respective predetermined threshold value, carries out association analysis to the parameter exceeding respective predetermined threshold value, judges whether patient body state ANOMALOUS VARIATIONS occurs; When determining patient body state generation ANOMALOUS VARIATIONS, enter step S202; Otherwise, return step S200;
Threshold value is arranged to each basic vital sign parameter, when the basic vital sign parameter received exceeds the normality threshold scope of setting, the disease utilizing the association rule mining method analysis patient of data mining technology to occur, sends the alarm signal of corresponding disease simultaneously.Such as, when electrocardiosignal and blood pressure signal exception, (arrhythmia, blood pressure raise suddenly) can be judged as that acute myocardial infarction has the probability possibility of larger generation.
Step S202, determine clinical manifestation state and type belonging to described ANOMALOUS VARIATIONS;
Wherein, described human life sign parameter comprises EGC parameter, blood pressure parameter, respiration parameter, temperature parameter, blood oxygen saturation parameter and pulse frequency parameter.
Particularly, the disease that the association rule mining method utilizing data mining to restrain occurs to analyze the abnormal seasonal disease people of the several basic vital sign parameter of patient certain or certain, is specifically described for acute myocardial infarction below.
When acute myocardial infarction occurs patient, electrocardiosignal main manifestations is increased heart rate or irregularity of pulse, S-T section moves down, T rolling land is flatly inverted, U wave height is large, Q-T interval prolongation, blood pressure shows as systolic pressure and diastolic pressure sharply reduces simultaneously, to the monitoring of electrocardio, blood pressure, breathing etc. and conjoint analysis, accelerated breathing or deepen, by just judging whether patient acute myocardial infarction occurs.Wherein, the foundation of electrocardio and blood pressure correlation model comprises the foundation of data encasement, correlation model;
Data encasement comprises data scrubbing, data integration, data selection, Data Format Transform:
Utilize data scrubbing to carry out denoising to the data source obtained, delete data format and standard data format is inconsistent and data unmatched with practical object; The eigenvalue of electrocardiosignal and blood pressure signal leaves in a memory space by data integration; Data selection selects the parameter occasionally diagnosing cerebral infarction from the eigenvalue of electrocardiosignal and blood pressure signal, that is: the systolic pressure of QRS ripple wide, R wave amplitude, P wave amplitude, Q wave amplitude, S wave amplitude, P_R interval, Q_T interval, T wave amplitude, blood pressure and diastolic pressure; It is unified form that data are changed the data type conversion of source data.
The environment of data mining of the present invention is the WEKA development platform based on Java language, comprise the conversion of data format, data prediction, the foundation of Association Rules Model, model evaluation, first, the conversion of data format converts data to the treatable data format of WEKA, by data prediction, missing values process, standardization, standardization, sliding-model control are carried out to data again, utilize association rules mining algorithm to be associated rule model, finally the model established is assessed.By the association analysis to electrocardiosignal and blood pressure signal, just can diagnose and prevent the generation of acute myocardial infarction.
With reference to Figure 10, show the flow chart of a kind of vital signs processing method of the present invention embodiment 2, above-mentioned processing method also comprises:
Whether step S300, detection get described human life sign parameter, to judge whether described first harvester and/or described second harvester occur abnormal conditions in preset time period;
Step S301, when determining the abnormal situation, generating corresponding warning message and giving a warning;
Wherein, described abnormal conditions comprise: electrode loosens or comes off, and/or sensor loosens or comes off.
In the present invention, the configuration information such as sampling channel, sample rate, serial port baud rate, data format of unified each the parameter acquisition circuit controlled in acquisition system 100 of CPU, the basic vital sign parameter collected is sent to CPU by Acquisition Circuit, simultaneously by detect acquisition system 100 whether timing send vital sign parameter to CPU and carry out the electrode of decision circuitry Acquisition Circuit and whether sensor loosens or come off;
Corresponding with a kind of vital signs processing method of the invention described above embodiment 1, present invention also offers a kind of vital signs processing system embodiment 1, with reference to Figure 11, this processing system 200 comprises:
Acquiring unit 201, for obtaining the human life sign parameter that arm straps formula acquisition system collects;
Judging unit 202, for the magnitude relationship in more described human life sign parameter between parameters and respective predetermined threshold value, carries out association analysis to the parameter exceeding respective predetermined threshold value, judges whether patient body state ANOMALOUS VARIATIONS occurs;
Type determining units 203, for when determining patient body state generation ANOMALOUS VARIATIONS, determines clinical manifestation state and type belonging to described ANOMALOUS VARIATIONS;
Wherein, described human life sign parameter comprises EGC parameter, blood pressure parameter, respiration parameter, temperature parameter, blood oxygen saturation parameter and pulse frequency parameter.
In above technical scheme, vital signs processing system carries out association analysis to the human life sign parameter that acquisition system 100 gets, judge whether patient body state ANOMALOUS VARIATIONS occurs, and determine clinical manifestation state and type belonging to described ANOMALOUS VARIATIONS, solve in prior art and independent analysis is carried out to single basic vital sign parameter, be difficult to the problem of morbid state and type being carried out to comprehensive descision.
Comprehensive above technical scheme, present invention also offers a kind of arm straps formula vital signs monitoring system embodiment 1, and with reference to Figure 12, this monitoring system 300 comprises:
Arm straps formula acquisition system 301, described arm straps formula acquisition system 301 comprises:
First harvester, sends EGC parameter, blood pressure parameter, respiration parameter and temperature parameter to processor 302 for Real-time Collection;
Second harvester, sends blood oxygen saturation parameter, pulse frequency parameter to processor 302 for Real-time Collection;
Described first harvester has the cuff be fixed on arm;
Described second harvester has and points the fixed part adapted;
It should be noted that, the arm straps formula vital signs acquisition system 100 that this arm straps formula acquisition system provides for the invention described above;
Processor 302, for obtaining described human life sign parameter, and the magnitude relationship in more described human life sign parameter between parameters and respective predetermined threshold value, association analysis is carried out to the parameter exceeding respective predetermined threshold value, judges whether patient body state ANOMALOUS VARIATIONS occurs; When determining patient body state generation ANOMALOUS VARIATIONS, determine clinical manifestation state and type belonging to described ANOMALOUS VARIATIONS;
Wherein, described human life sign parameter comprises: EGC parameter, blood pressure parameter, respiration parameter, temperature parameter, blood oxygen saturation parameter and pulse frequency parameter.In the present invention, preferably, described processor 302 is arranged on described cuff.That is, processing system, is also CPU, can be integrated on cuff with the first harvester, also independently can be arranged on other place, preferably, is arranged on by CPU on cuff, to guarantee the parameters effectively successfully got in human life sign parameter;
It should be noted that, each embodiment in this description all adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiment, between each embodiment identical similar part mutually see.For system class embodiment, due to itself and embodiment of the method basic simlarity, so describe fairly simple, relevant part illustrates see the part of embodiment of the method.
Above arm straps formula vital signs acquisition system provided by the present invention, processing system and method, monitoring system are described in detail.Apply specific case herein to set forth principle of the present invention and embodiment, the explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
Claims (11)
1. an arm straps formula vital signs acquisition system, is characterized in that, comprising:
First harvester, sends EGC parameter, blood pressure parameter, respiration parameter and temperature parameter to processor for Real-time Collection;
Second harvester, sends blood oxygen saturation parameter, pulse frequency parameter to processor for Real-time Collection;
Described first harvester has the cuff be fixed on arm;
Described second harvester has and points the fixed part adapted;
Wherein, described EGC parameter, blood pressure parameter, respiration parameter, temperature parameter, blood oxygen saturation parameter and pulse frequency parameter are human body vital sign parameter.
2. acquisition system as claimed in claim 1, it is characterized in that, described first harvester comprises:
Electrocardiogram acquisition circuit, described electrocardiogram acquisition circuit comprises:
Chest crosslinking electrode;
Left hand electrodes and right hand electrode, when normally working, the potential electrodes such as described left hand electrodes and the formation of right hand electrode;
Driven-right-leg circuit;
The preamplifier be connected with driven-right-leg circuit with described chest crosslinking electrode respectively;
The level lifting circuit, high-pass filtering circuit, electrocardio low-pass filter circuit, wave trap and the first single-chip microcomputer that are linked in sequence successively;
Blood pressure Acquisition Circuit, described blood pressure Acquisition Circuit comprises:
The air pump, vent valve and the pressure transducer that are connected with described cuff respectively;
The air pump valve drive circuit be connected with described air pump;
The vent valve drive circuit be connected with described vent valve;
The blood pressure low-pass filter circuit be connected with described pressure transducer respectively and sphygmomanometer cuff bandpass filter circuit;
The second singlechip be connected with described air pump valve drive circuit, vent valve drive circuit, blood pressure low-pass filter circuit and sphygmomanometer cuff bandpass filter circuit;
Breath collection circuit, described Breath collection circuit comprises:
The electrode be connected with human body respectively and constant-current source exciting circuit;
The breath signal treatment circuit be connected with described electrode;
The optical coupling output circuit be connected with described breath signal processor;
The sine wave signal generator be connected with described constant-current source exciting circuit;
The 3rd single-chip microcomputer be connected with sine wave signal generator with described optical coupling output circuit;
Temperature collection circuit, described temperature collection circuit comprises:
Temperature sensor;
The 4th single-chip microcomputer be connected with described temperature sensor;
Described first single-chip microcomputer, second singlechip, the 3rd single-chip microcomputer and the 4th single-chip microcomputer are all connected with described processor.
3. acquisition system as claimed in claim 1, it is characterized in that, described second harvester comprises:
There is the blood oxygen probe of finger cot type photoelectric sensor;
The blood oxygen signal processor be connected with described blood oxygen probe respectively and drive circuit of popping one's head in;
The 5th single-chip microcomputer be connected with drive circuit of popping one's head in described blood oxygen signal processor;
Described 5th single-chip microcomputer is connected with described processor.
4. acquisition system as claimed in claim 1, is characterized in that, also comprise:
Display, for showing described human life sign parameter;
Described display is arranged on described cuff.
5. an arm straps formula vital signs acquisition method, is characterized in that, comprising:
First harvester Real-time Collection also sends EGC parameter, blood pressure parameter, respiration parameter and temperature parameter to processor;
Second harvester Real-time Collection also sends blood oxygen saturation parameter, pulse frequency parameter to processor;
Wherein, described EGC parameter, blood pressure parameter, respiration parameter, temperature parameter, blood oxygen saturation parameter and pulse frequency parameter are human body vital sign parameter.
6. a vital signs processing method, is characterized in that, comprising:
Obtain the human life sign parameter that arm straps formula vital signs acquisition system collects;
Magnitude relationship in more described human life sign parameter between parameters and respective predetermined threshold value, carries out association analysis to the parameter exceeding respective predetermined threshold value, judges whether patient body state ANOMALOUS VARIATIONS occurs;
When determining patient body state generation ANOMALOUS VARIATIONS, determine clinical manifestation state and type belonging to described ANOMALOUS VARIATIONS;
Wherein, described human life sign parameter comprises EGC parameter, blood pressure parameter, respiration parameter, temperature parameter, blood oxygen saturation parameter and pulse frequency parameter.
7. processing method as claimed in claim 6, is characterized in that, also comprise:
Detect and in preset time period, whether get described human life sign parameter, to judge whether described first harvester and/or described second harvester occur abnormal conditions;
When determining the abnormal situation, generating corresponding warning message and giving a warning;
Wherein, described abnormal conditions comprise: electrode loosens or comes off, and/or sensor loosens or comes off.
8. processing method as claimed in claim 6, is characterized in that, also comprise:
Store described human life sign parameter.
9. a vital signs processing system, is characterized in that, comprising:
Acquiring unit, for obtaining the human life sign parameter that arm straps formula acquisition system collects;
Judging unit, for the magnitude relationship in more described human life sign parameter between parameters and respective predetermined threshold value, carries out association analysis to the parameter exceeding respective predetermined threshold value, judges whether patient body state ANOMALOUS VARIATIONS occurs;
Type determining units, for when determining patient body state generation ANOMALOUS VARIATIONS, determines clinical manifestation state and type belonging to described ANOMALOUS VARIATIONS;
Wherein, described human life sign parameter comprises EGC parameter, blood pressure parameter, respiration parameter, temperature parameter, blood oxygen saturation parameter and pulse frequency parameter.
10. an arm straps formula vital signs monitoring system, is characterized in that, comprising:
Arm straps formula acquisition system, described arm straps formula acquisition system comprises:
First harvester, sends EGC parameter, blood pressure parameter, respiration parameter and temperature parameter to processor for Real-time Collection;
Second harvester, sends blood oxygen saturation parameter, pulse frequency parameter to processor for Real-time Collection;
Described first harvester has the cuff be fixed on arm;
Described second harvester has and points the fixed part adapted;
Processor, for obtaining described human life sign parameter, and the magnitude relationship in more described human life sign parameter between parameters and respective predetermined threshold value, association analysis is carried out to the parameter exceeding respective predetermined threshold value, judges whether patient body state ANOMALOUS VARIATIONS occurs; When determining patient body state generation ANOMALOUS VARIATIONS, determine clinical manifestation state and type belonging to described ANOMALOUS VARIATIONS;
Wherein, described human life sign parameter comprises EGC parameter, blood pressure parameter, respiration parameter, temperature parameter, blood oxygen saturation parameter and pulse frequency parameter.
11. monitoring systems as claimed in claim 10, it is characterized in that, described processor is arranged on described cuff.
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| CN201510353760.5A CN104905773A (en) | 2015-06-24 | 2015-06-24 | Armband type vital sign acquisition system and method, armband type vital sign processing system and method, and armband type vital sign acquisition monitoring system |
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| CN201510353760.5A CN104905773A (en) | 2015-06-24 | 2015-06-24 | Armband type vital sign acquisition system and method, armband type vital sign processing system and method, and armband type vital sign acquisition monitoring system |
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Application publication date: 20150916 |