CN2369627Y - Remote electrocardiogram monitor - Google Patents
Remote electrocardiogram monitor Download PDFInfo
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- CN2369627Y CN2369627Y CN 98234576 CN98234576U CN2369627Y CN 2369627 Y CN2369627 Y CN 2369627Y CN 98234576 CN98234576 CN 98234576 CN 98234576 U CN98234576 U CN 98234576U CN 2369627 Y CN2369627 Y CN 2369627Y
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- amplifier
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- outfan
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Abstract
The utility model relates to a device used for monitoring cardiovascular diseases, which comprises a central processing unit, a buffer amplifier, a Wilkinson network, a plurality of difference amplifiers, a plurality of filtering circuits, a serial communication interface chip, a control panel and an electrocardiogram sensor. The utility model can be used for detecting electrocardiosignals of a patient, the electrocardiosignals can be transmitted to a computer monitoring center of a hospital by communication equipment (such as, a telephone), and therefore, the utility model can realize home health care for the patient and achieve data automation acquisition for the hospital. The remote electrocardiogram monitoring device which has the advantages of convenience, practicability, multiple functions and favorable performance provides a modern tool for the detection, prevention and diagnosis of the cardiovascular diseases.
Description
This utility model is a kind of device that is used to monitor cardiovascular disease, belongs to medical health apparatus.
Have now and be used to check that the medical apparatus and instruments of the cardiovascular disease state of an illness is an electrocardiograph, because it is expensive, so only just purchase in some hospitals, and just say for the patient who suffers from cardiovascular disease, be difficult to recovery from illness at short notice, have to during the treatment regularly to the have an electro-cardiogram effect of observing treatment and monitor the state of an illness of hospital, this not only bothers, waste time and energy again,, on the road even also life danger may take place for suffering from serious cardiopathic patient.Patient for some intermittences, sporadic cardiovascular disease, electrocardiogram only just shows pathological characters in onste, nothing is unusual at ordinary times, therefore, patient often will be in hospital in hospital, by the time its onste, when not feeling well, just write down its electrocardiogram and carry out illness analysis, because the cardiograph of current hospital is limited, berth is also nervous, and patient whenever does an electrocardiogram will expend many human and material resources, so a lot of patients dislike trouble and do not do, so that often affected the state of an illness adversely; In addition, Electrocardiographic classification and preservation also are the things that hospital feels a delicacy about.
The purpose of this utility model is to consider practical problem and a kind of patient's of record electrocardiosignal is provided, and electrocardiogram (ECG) data can be transferred to the remote ecg monitoring device of hospital by communication device, and it is simple in structure, and is easy to use, and serviceability is good.
Theory diagram of the present utility model as shown in drawings, include CPU (1), buffer amplifier (2), Wilson network (3), several difference amplifiers (4), several filter circuits (5), serial communication interface chip (6), control panel (7) and core signal sensor (8), wherein the input of buffer amplifier (2) is connected with core signal sensor (8), outfan is connected with the input of Wilson network (3), the outfan of Wilson network (3) is connected with the input of several difference amplifiers (4) respectively, the outfan of difference amplifier (4) is connected with the input of filter circuit (5), the outfan of filter circuit (5) is connected with CPU (1), and serial communication interface chip (6) and control panel (7) are connected with CPU (1) respectively.
Describe concrete structure of the present utility model and operation principle in detail below in conjunction with accompanying drawing:
Fig. 1 is a theory diagram of the present utility model;
Fig. 2-1 is partial circuit figure of the present utility model;
Fig. 2-2 is the circuit diagram that is connected with Fig. 2-1.
1, theory diagram of the present utility model and circuit diagram are as shown in drawings, include CPU (1), buffer amplifier (2), Wilson network (3), several difference amplifiers (4), several filter circuits (5), serial communication interface chip (6), control panel (7) and core signal sensor (8), wherein the input of buffer amplifier (2) is connected with core signal sensor (8), outfan is connected with the input of Wilson network (3), the outfan of Wilson network (3) is connected with the input of several difference amplifiers (4) respectively, the outfan of difference amplifier (4) is connected with the input of filter circuit (5), the outfan of filter circuit (5) is connected with CPU (1), and serial communication interface chip (6) and control panel (7) are connected with CPU (1) respectively.Above-mentioned CPU (1) includes single chip microcomputer (11), A/D converter (12), selector switch (13), program storage (14), data storage (15), wherein the input of A/D converter (12), outfan are connected with permutator (13) and single chip microcomputer (11) respectively, and program storage (14) and data storage (15) are connected with single chip microcomputer (11) respectively.Above-mentioned single chip microcomputer (11) also is connected with D/A converter (16) and algorithm device (17), and can be made on the integrated package A with A/D converter (12), selector switch (13), program storage (14) integral body.Above-mentioned data storage (15) also can be made on the integrated package with single chip microcomputer (11), A/D converter (12), selector switch (13), program storage (14) integral body.In addition, better for guaranteeing serviceability of the present utility model, also be connected with RF buffer amplifier (9) between above-mentioned Wilson network (3) and the core signal sensor.For satisfying the needs of measuring, above-mentioned difference amplifier (4) can be provided with 2～12, and the number of filter circuit (5) is corresponding with the number of difference amplifier (4).Fig. 2-1 and Fig. 2-2 is physical circuit figure of the present utility model, and wherein difference amplifier (4) is provided with 3, and filter circuit (5) also is correspondingly provided with 3, and this can satisfy the needs of measurement, can simplify the structure of circuit again; Single chip microcomputer (11), A/D converter (12), selection beginning (13), program storage (14), data storage (15), D/A converter (16) and algorithm device (17) integral body are made on the integrated package A, current collecting piece A can be MCS-96 series, available model is the integrated package of 80C196, control panel (7) available set in bulk 8279, serial communication interface chip (6) available set in bulk ICL232, the available 62C256 of data storage (15), buffer amplifier (1) includes amplifier F
5, F
6, F
8, F
9, capacitor C
B1～C
B4, Wilson network (3) includes resistance R
1, R
2, R
3, difference amplifier (4) includes amplifier F
1, F
2, F
4, resistance R
A1～R
A7, filter circuit (5) includes amplifier F
4, resistance R
A8, R
A9, R
A10, capacitor C
A1, C
A2, RF buffer amplifier (9) includes amplifier F
7, capacitor C
1～C
4, F wherein
5, F
6, F
8, F
9Positive input terminal be connected with core signal sensor (8) respectively, negative input end is connected with its outfan, and and F
1Positive input terminal connect F
5Outfan also with resistance R
2An end connect R
2The other end respectively with resistance R
1, R
3An end connect, and with amplifier F
7Positive input terminal connect capacitor C
B1With C
B2The parallel circuit of forming is connected F
6Positive input terminal and power supply on, capacitor C
B3With C
B4The parallel circuit of forming is connected F
6Negative input end and power supply on, capacitor C
1With C
2The parallel circuit of forming is connected F
7Negative input end and power supply on, capacitor C
3With C
4The parallel circuit of forming is connected F
7Positive input terminal and power supply on, F
7Outfan be connected with core signal sensor (8); Amplifier F
5Positive input terminal be connected with core signal sensor (8), negative input end is connected with its outfan, and with amplifier F
1Positive input terminal connect F
1Negative input end respectively with resistance R
A1, R
A4An end connect F
1Outfan respectively with resistance R
A1The other end, R
A2An end connect resistance R
A4The other end respectively with resistance R
A5, amplifier F
2Negative input end connect F
2Outfan respectively with resistance R
A5The other end and resistance R
A6An end connect resistance R
A6The other end and amplifier F
4Positive input terminal connect F
4Negative input end respectively with resistance R
A2, R
A3An end connect R
A3The other end respectively with capacitor C
A1An end and F
4Outfan connect C
A1The other end respectively with resistance R
A8And amplifier F
3Positive input terminal connect F
3Negative input end respectively with resistance R
A9, R
A10Capacitor C
A2An end connect F
3Outfan respectively with resistance R
A9, C
A2The other end and integrated package 80C196 connect, integrated package 80C196 is connected with data storage 62C256 with data/address bus by its peripheral cell 74HC373 and address bus, integrated package 80C196 is connected with integrated package 8279 by 74HC373 and data/address bus, and integrated package 80C196 is connected with serial communication interface chip IC L232 by RXD, TXD interface.Above-mentioned integrated package A also is connected with signal generator NE555 and peripheral cell and buzzer BIEE, display lamp DT and power circuit.
This utility model in use, earlier with its power connection, tested patient lies down by measuring Electrocardiographic posture, connect core signal sensor (8), press its on-off control key, then this machine is started working, tested electrocardiosignal is through buffer amplifier (2), improve input impedance, reduced the signal attenuation loss, prevented the distortion of signal; In addition, RF buffer amplifier (9) is that gain amplifier is 1 voltage follower, drives the line shielding line that leads, it feeds back to the bootstrapping of the current potential in floating place on the shielding line, guarantees that both current potentials equate, thereby has improved input impedance, reduced leakage current, improved and touched rejection ratio altogether.Measured signal can be superimposed as neutral point with the current potential of human body left hand and right hand and left side foot, with the average potential of this current potential as human body through Wilson network (3); Through difference amplifier (4), improved common mode rejection ratio, amplified its signal, try to achieve each lead signals; Behind filter circuit (5), filtering harmful noise jamming, enable the A/D conversion, the frequency of sampling can not overlapped, select beginning (13) can select a road in three road signals to carry out the A/D conversion, it is controlled by single chip microcomputer (11), A/D converter (12) is converted to digital signal with aanalogvoltage, program storage (14) is used for program code stored, data storage (15) is used for the ecg signal data that storage of collected is come, it divides three memory blocks, record once covers one, can continuous record three times and can not cover other and cover legacy data in samsara ground more than twice, 4 time, data are cut off external power supply and can not lost, and can keep more than one month.D/A converter (16) can become analogue signal to export to electrocardiograph or oscillograph the transformation of data in the data storage (15); The clutter filtering that algorithm device (17) produces D/A converter (16) conversion, and attenuate the signal to the level that the electrocardiogram function is drawn.Serial communication interface chip (6) can with detection signal be arranged on computer in the Surveillance center of hospital, printer etc. and communicate; Control panel (7) but the input measurement date and the telephone number of hospital of hook with it, the interface of telephone wire with serial communication interface chip (6) is connected, connect phone, then patient's electrocardiosignal is transferred to the computer of Surveillance center of hospital, computer deposits these signals in the corresponding patients database in, and can analyze, show electrocardiogram on computers, convenient inquiry and diagnosis.In addition, this utility model can with the direct line of electrocardiograph, connect electrocardiograph, then electrocardiogram can be drawn on electrocardiograph.Above-mentioned signal generator NE555 and peripheral cell thereof can be imported the electrocardiosignal of arm's length standard and give integrated package A, so that compare and analyze with patient's electrocardiosignal; Buzzer BIEE can point out this machine to start working or information such as end-of-job; Beacon lamp DT can show the duty of this machine; Power circuit provides safe and reliable work to originate to each several part work loop.
This utility model was owing to both can detect patient's electrocardiosignal, can pass to the computer monitoring center of hospital again by communication equipment (as phone), therefore, not only patient can realize family health care, exempt the trouble that comes and goes hospital, can in time reflect the state of an illness again, and hospital can realize the datamation collection, reduce the number that sick bed is set, the doctor can stay at home or any place that computer and network are arranged, check patient's data, chart, patient's digital information can copy and handle easily, colleague's doctor, no matter how far be separated by, can therapeutic scheme be discussed together by network inquiry patient's information, be the detection of cardiovascular disease, prevention and diagnosis provide modern instrument.This utility model volume is little, and is in light weight, and the user can carry, at any time record, at any time transmit, can be connected with computer, electrocardiograph, printer, by the date processing of computer, ecg wave form can show on display undistortedly, also can pass through computer printout, overcome the big shortcoming of old-fashioned electrocardiograph plotting error, this utility model is a kind of convenient and practical, function is many, the remote ecg monitoring device that performance is good.
Claims (10)
1, a kind of remote ecg monitoring device, it is characterized in that including CPU (1), buffer amplifier (2), Wilson network (3), several difference amplifiers (4), several filter circuits (5), serial communication interface chip (6), control panel (7) and core signal sensor (8), wherein the input of buffer amplifier (2) is connected with core signal sensor (8), outfan is connected with the input of Wilson network (3), the outfan of Wilson network (3) is connected with the input of several difference amplifiers (4) respectively, the outfan of difference amplifier (4) is connected with the input of filter circuit (5), the outfan of filter circuit (5) is connected with CPU (1), and serial communication interface chip (6) and control panel (7) are connected with CPU (1) respectively.
2, remote ecg monitoring device according to claim 1, it is characterized in that above-mentioned CPU (1) includes single chip microcomputer (11), A/D converter (12), selector switch (13), program storage (14), data storage (15), wherein the input of A/D converter (12), outfan are connected with permutator (13) and single chip microcomputer (11) respectively, and program storage (14) and data storage (15) are connected with single chip microcomputer (11) respectively.
3, remote ecg monitoring device according to claim 2, it is characterized in that above-mentioned single chip microcomputer (11) also is connected with D/A converter (16) and algorithm device (17), and can be made on the integrated package A with A/D converter (12), selector switch (13), program storage (14) integral body.
4, remote ecg monitoring device according to claim 3 is characterized in that above-mentioned integrated package A can be MSC-96 series.
5, remote ecg monitoring device according to claim 3 is characterized in that above-mentioned data storage (15) also can be made on the integrated package with single chip microcomputer (11), A/D converter (12), selector switch (13), program storage (14) integral body.
6, according to claim 1 or 2 or 3 or 4 or 5 described remote ecg monitoring devices, it is characterized in that also being connected with between above-mentioned Wilson network (3) and the core signal sensor RF buffer amplifier (9).
7, remote ecg monitoring device according to claim 6 is characterized in that above-mentioned difference amplifier (4) can be provided with 2～12, and the number of filter circuit (5) is corresponding with the number of difference amplifier (4).
8, remote ecg monitoring device according to claim 6 is characterized in that above-mentioned difference amplifier (4) is provided with 3, and filter circuit (5) also is correspondingly provided with 3.
9, remote ecg monitoring device according to claim 8, it is characterized in that above-mentioned integrated package A can use 80C196, control panel (7) available set in bulk 8279, serial communication interface chip (6) available set in bulk ICL232, the available 62C256 of data storage (15), buffer amplifier (1) includes amplifier F
5, F
6, F
8, F
9, capacitor C
B1～C
B4, Wilson network (3) includes resistance R
1, R
2, R
3, difference amplifier (4) includes amplifier F
1, F
2, F
4, resistance R
A1～R
A7, filter circuit (5) includes amplifier F
4, resistance R
A8, R
A9, R
A10, capacitor C
A1, C
A2, RF buffer amplifier (9) includes amplifier F
7, capacitor C
1～C
4, F wherein
5, F
6, F
8, F
9Positive input terminal be connected with core signal sensor (8) respectively, negative input end is connected with its outfan, and and F
1Positive input terminal connect F
5Outfan also with resistance R
2An end connect R
2The other end respectively with resistance R
1, R
3An end connect, and with amplifier F
7Positive input terminal connect capacitor C
B1With C
B2The parallel circuit of forming is connected F
6Positive input terminal and power supply on, capacitor C
B3With C
B4The parallel circuit of forming is connected F
6Negative input end and power supply on, capacitor C
1With C
2The parallel circuit of forming is connected F
7Negative input end and power supply on, capacitor C
3With C
4The parallel circuit of forming is connected F
7Positive input terminal and power supply on, F
7Outfan be connected with core signal sensor (8); Amplifier F
5Positive input terminal be connected with core signal sensor (8), negative input end is connected with its outfan, and with amplifier F
1Positive input terminal connect F
1Negative input end respectively with resistance R
A1, R
A4An end connect F
1Outfan respectively with resistance R
A1The other end, R
A2An end connect resistance R
A4The other end respectively with resistance R
A5, amplifier F
2Negative input end connect F
2Outfan respectively with resistance R
A5The other end and resistance R
A6An end connect resistance R
A6The other end and amplifier F
4Positive input terminal connect F
4Negative input end respectively with resistance R
A2, R
A3An end connect R
A3The other end respectively with capacitor C
A1An end and F
4Outfan connect C
A1The other end respectively with resistance R
A8And amplifier F
3Positive input terminal connect F
3Negative input end respectively with resistance R
A9, R
A10Capacitor C
A2An end connect F
3Outfan respectively with resistance R
A9, C
A2The other end and integrated package 80C196 connect, integrated package 80C196 is connected with data storage 62C256 with data/address bus by its peripheral cell 74HC373 and address bus, integrated package 80C196 is connected with integrated package 8279 by 74HC373 and data/address bus, and integrated package 80C196 is connected with serial communication interface chip IC L232 by RXD, TXD interface.
10, remote ecg checkout gear according to claim 9 is characterized in that above-mentioned integrated package A also is connected with signal generator NE555 and peripheral cell and buzzer BIEE, display lamp DT and power circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98234576 CN2369627Y (en) | 1998-07-02 | 1998-07-02 | Remote electrocardiogram monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 98234576 CN2369627Y (en) | 1998-07-02 | 1998-07-02 | Remote electrocardiogram monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2369627Y true CN2369627Y (en) | 2000-03-22 |
Family
ID=33983059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 98234576 Expired - Fee Related CN2369627Y (en) | 1998-07-02 | 1998-07-02 | Remote electrocardiogram monitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2369627Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103989464A (en) * | 2014-05-21 | 2014-08-20 | 成都聚康脑保健科技有限公司 | Personal health information management system |
| CN106388808A (en) * | 2015-06-26 | 2017-02-15 | 席剑 | Novel multichannel electrocardiogram acquisition scheme |
| WO2024149179A1 (en) * | 2023-01-12 | 2024-07-18 | 维沃移动通信有限公司 | Wearable device and control method therefor, and readable storage medium |
-
1998
- 1998-07-02 CN CN 98234576 patent/CN2369627Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103989464A (en) * | 2014-05-21 | 2014-08-20 | 成都聚康脑保健科技有限公司 | Personal health information management system |
| CN106388808A (en) * | 2015-06-26 | 2017-02-15 | 席剑 | Novel multichannel electrocardiogram acquisition scheme |
| WO2024149179A1 (en) * | 2023-01-12 | 2024-07-18 | 维沃移动通信有限公司 | Wearable device and control method therefor, and readable storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |