CN2193717Y - Standard 12-leads instantaneous dynamic electrocardiograph - Google Patents
Standard 12-leads instantaneous dynamic electrocardiograph Download PDFInfo
- Publication number
- CN2193717Y CN2193717Y CN 94213324 CN94213324U CN2193717Y CN 2193717 Y CN2193717 Y CN 2193717Y CN 94213324 CN94213324 CN 94213324 CN 94213324 U CN94213324 U CN 94213324U CN 2193717 Y CN2193717 Y CN 2193717Y
- Authority
- CN
- China
- Prior art keywords
- chip microcomputer
- foot
- connects
- output
- memory
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Abstract
The utility model relates to a standard 12-leads instantaneous dynamic electrocardiograph composed of a casing, a printer 9 arranged on the casing, a playback machine 17 with an operation keyboard 7, a display 12 and a playback machine circuit, and an electrocardiographic recorder box 8 with a recording box circuit. The playback machine is connected with the recording box by a communicating door, the playback machine circuit is a single chip microcomputer circuit, and the recording box circuit is the single chip microcomputer circuit comprising collecting, magnifying, analog-digital conversion and data storage. The initializing information is input to the recording box by the playback machine through the keyboard, and the recording box can be carried by patients. After keys are pressed, 12-leads abnormal electrocardio signals measured by the probes are recorded in the memory, and the signals are displayed or printed by the playback machine.
Description
This utility model relates to medical monitoring equipment, particularly the electrocardiogram monitoring instrument.
Cardiovascular disease is one of disease of serious harm human health, early diagnosis correctly for the prevention and the treatment cardiovascular disease significant.Because some early stage or recessive heart disease uses the routine electrocardiogram inspection technique to be difficult to find, so needs its ambulatory ecg signal of monitoring for a long time for this class patient,, thereby make diagnosis so that the electrocardiosignal of catching when falling ill changes.
Present portable cardiac device, the use minitape recording equipment that has, it is carried by patient, but 24 hours electrocardiosignaies of continuous record, tape is handled by special fast analyser or computer, this class device can not be done real-time analysis to electrocardiosignal, can't in time report to the police to anomalous ecg; Though the electrocardioscanner that has energy recording exceptional ecg wave form is with for further analysis, but input channel mostly is singly and leads, two lead or three lead, because myocardial ischaemia phenomenon and incomplete reaction be on one or two passage, so its full detail that can not provide standard cardioelectric figure machine to write down; Existing in addition electrocardioscanner has only single cardioelectric monitor function, and the abnormal electrocardiogram waveform of record is few, and patient's personal information can not record, makes troubles to management; Though the waveform of conventional electrocardiograph record is comprehensive, its volume and weight all inconvenience is carried.
Because above-mentioned, the purpose of this utility model provides a kind of 12 lead 24 hours cardioelectric monitors and standard 12 lead electrocardiogram machines that integrate, and can carry out real-time analysis and can detect the cardioscribe of abnormal electrocardiogram signal.
The purpose of this utility model is achieved in that the standard 12 transient behavior electrocardiograph that leads is made up of casing, playback engine, printer and electrocardiographic recorder box.Wherein:
Said playback engine is by operation keyboard and the playback engine circuit be made up of single-chip microcomputer, decoder, address latch, memory under program, data memory, keyboard interface, parallel interface, display driver, display and communication interface.The P0 mouth of single-chip microcomputer is as the data port of data/address bus ground connection location latch, memory under program, data memory, keyboard interface, parallel interface, and the high eight-bit that the P2 mouth is made address bus connects the address foot of decoder, memory under program and data memory.Low eight address feet that connect memory under program and data memory of address bus are made in the output of address latch.The output tap keyboard interface of decoder and the chip select pin of parallel interface and the control pin of display driver.The interrupt requests foot of keyboard interface connects an interruption foot of single-chip microcomputer, and the input of keyboard interface connects operation keyboard.The reading and writing foot of parallel interface connects the corresponding foot of single-chip microcomputer, and two input/output ports of parallel interface connect the data foot of printer and display driver respectively.Another control pin of display driver connects the P13 foot of single-chip microcomputer, and the serial input of single-chip microcomputer and output pin connect the socket that is used for the communication of electrocardiographic recorder box via the communication interface that optical coupler constitutes.
Said recording box has the recording box circuit that comprises single-chip microcomputer, decoder, address latch, memory, analog digital conversion, button, audio oscillation, monostable, acoustical generator, analog switch, amplifier, passage and gain control.The P0 mouth of single-chip microcomputer is made the data port of data/address bus ground connection location latch in the box, memory, analog digital conversion, passage and gain control; The output of P2 mouth, T0 foot and address latch connects the address port of memory; T1, P17, P10, interruption, reading and writing, serial are imported and are exported all feet and connect the input of decoder, button, audio oscillation, monostable output, analog-to-digital reading and writing foot and socket respectively, monostable output connects the input of audio oscillation, and the latter's output connects acoustical generator.The output of analog switch connects analog-to-digital input end of analog signal through amplifier.The passage control input end and the Amplifier Gain control input end of the output tap analog switch of passage and gain control.
During use, playback engine is utilized with the interface of recording box communication initialization information is passed to recording box by keyboard operation control input initialization information.Recording box is carried by patient, when patient does not feel like oneself, can push button, it just will be amplified by the 12 touring amplifiers of sending into of abnormal electrocardiogram signal that lead that probe measures, after analog digital conversion and single-chip microcomputer processing, be recorded in the memory again, record finishes, and can be connected with playback engine, the electrocardiosignal that is write down by playback engine demonstration or printing again.
This utility model has been compared obvious advantage with prior art:
1. adopt microcomputer technology that 12 passages are concentrated in the recording box, 12 electrocardiosignaies of leading of energy moment synchronous recording are carried out 24 hours cardioelectric monitors, push button when patient does not feel like oneself, can write down button constantly before and after eight seconds 12 electrocardiosignaies of leading, real-time;
2. various abnormal electrocardiogram waveform recordings are undistorted, printablely go out complete audit report clearly and 24 hours heart rate trend of record, can be used as standard 12 lead electrocardiogram machines and use;
3. it is safe in utilization to guarantee to adopt photoelectricity to isolate between recording box and the playback engine, ratio of performance to price height, and volume is little in light weight, and is easy to carry.
Below in conjunction with drawings and Examples this utility model is described in detail.
Fig. 1 is an outline drawing of the present utility model;
Fig. 2 is the circuit theory diagrams of playback engine circuit in this utility model;
Fig. 3 is the circuit theory diagrams of recording box circuit in this utility model.
This utility model is by casing shown in Figure 1 and be contained in electrocardiographic recorder box 8, graphic printer 9, ribbon gymnastics on the casing and make playback engine 17 3 parts of keyboard 7 and display 12 and form.The playback engine circuit is arranged in the playback engine, the recording box circuit is arranged in the recording box.Playback engine and recording box are connect by communication interface.But by keyboard 7 input initialization information and the various operations of controlled selection, recording box 8 can take off by patient and carry, patient's electrocardiosignal is passed through printer 9 exportable 12 lead electrocardiogram and changes in heart rate figure through the probe input recording box that leads during the recording box playback.
Referring to Fig. 2, the playback engine circuit is made up of single-chip microcomputer 1, decoder 2, address latch 3, memory under program 4, data memory 5, keyboard interface 6, parallel interface 10, display driver 11, communication interface 15.Wherein: the P0 mouth of single-chip microcomputer 1 is as the data port of data/address bus ground connection location latch 3, memory under program 4, data memory 5, keyboard interface 6 and parallel interface 10, the high eight-bit that the P2 mouth is made address bus connects the address foot of decoder 2, memory under program 4 and data memory 5, and P10～P12 foot connects W, R and the HOLD foot of calendar clock 14; The address of calendar clock 14 and data foot connect the PC mouth of parallel interface 10; Low eight address feet that connect memory under program 4 and data memory 5 of address bus are made in the output of address latch 3; The output tap keyboard interface 6 of decoder 2 and the chip select pin of parallel interface 10 and the control pin of display driver 11; The input of keyboard interface 6 connects operation keyboard 7, and interrupt requests foot IRQ meets the interruption foot INT1 of single-chip microcomputer; The reading and writing foot of parallel interface 10 connects the corresponding foot of single-chip microcomputer 1, and PA and PB mouth are connected to the data foot of printer 9 and display driver 11 respectively; Another control pin of display driver 11 connects the P13 foot of single-chip microcomputer; The serial input pin RXD of single-chip microcomputer and P17 foot connect the communication interface 15 that optical coupler constitutes, and serial output pin TXD connects communication interface 15 after transistor driving; Communication interface 15 connects the socket 16 that is used for 8 communications of electrocardiographic recorder box.
Recording box circuit shown in Figure 3 is made up of single-chip microcomputer 26, decoder 21, address latch 24, memory 22, analog digital conversion 25, rest-set flip-flop 27, button 28, audio oscillation 29, monostable 30, buzzer 31, analog switch 18, amplifier 19, passage and gain control 20.Wherein: the P0 mouth of single-chip microcomputer 26 is made data/address bus ground connection location latch 24 in the box, memory 22, analog digital conversion 25, the data port of passage and gain control 20, the P2 mouth, the output of T0 foot and address latch 24 connects the address port of memory 22, the T1 foot connects the input of decoder 21 and the chip select pin of memory 22 through phase inverter 23, available like this T0, T1 and T1 make the page address signal of high capacity memory 22, the P10 of single-chip microcomputer 26, INT, W, R, the all feet of RXD and TXD connect the input of audio oscillation 29 respectively, monostable 30 Q output, reading of analog digital conversion 25, write foot and socket 16, P17 connects button 28 through monostable 32, the vibration that produces during with the filtering button, P12 connects the reset terminal of rest-set flip-flop 27.The set end of rest-set flip-flop 27 is connected with the P17 foot of single-chip microcomputer 1 among Fig. 2 by socket 16, and the output of rest-set flip-flop 27 connects switching tube, but this switching tube break-make recording box interior except that memory 22 power supply of each chip.Monostable 30 Q output connects the modulation input of audio oscillation 29, and the output of audio oscillation 29 connects buzzer 31.Output one tunnel process amplifier 19 of analog switch 18 connects the input end of analog signal of analog digital conversion 25, and another Lu Zejing incoming level detection 33 connects the P16 foot of single-chip microcomputer 26.The passage control input end A～D of the output tap analog switch 18 of passage and gain control 20 and the gain control input of amplifier 19, here so-called gain control is to be connected on analog switch 34 in the feedback resistive network of amplifier 19 by control, and then changes that the feedback resistance of amplifier realizes.
The following describes operation principle
During use, playback engine 17 is by operation keyboard 7 input initialization information, utilize with the interface socket 16 of recording box 8 communications and make the pulse of rest-set flip-flop 27 set, make recording box 8 each chips energising and initialization information is passed to recording box from the P17 human hair combing waste one of single-chip microcomputer 1.After this take off recording box and carried by patient, patient will measure 12 probes that lead the abnormal electrocardiogram signal and be affixed on chest, again the output of probe be inserted analog switch 18.Like this under the control of box internal circuit, single-chip microcomputer 26 controls 20 to 18 channel address of analog switch by passage and gain, patient's 12 electrocardiosignal of leading is just amplified by the touring amplifier 19 of sending into, handle by single-chip microcomputer 26 through analog digital conversion 25 again, if signal detects 33 through incoming level and detects to transfiniting, then single-chip microcomputer 26 changes the feedback resistance of amplifier 19 by passage and gain control 20.
When patient does not feel like oneself, can push button 28, it just 12 leads and is recorded in the memory behind the abnormal electrocardiogram signal processing what measure in eight seconds before and after the button, the electrocardio input signal enters monostable 30 simultaneously, monostable 30 Q output modulating audio frequency vibration 29, Q output is sent interrupt requests to single-chip microcomputer 26, and patient can hear the sound identical with the beat pulse frequency of oneself by buzzer 31 like this.Be to save battery, when the clock of single-chip microcomputer 26 regularly reached 24 hours, its P12 foot resetted rest-set flip-flop 27, with in the recording box except that memory 22 power remove of each chip.After record finishes, recording box is connected with playback engine, again by playback engine demonstration or print the 12 abnormal electrocardiogram signals that lead that write down.
Claims (2)
1, the standard 12 transient behavior electrocardiograph that leads is made up of casing and the playback engine (17), printer (9) and the electrocardiographic recorder box (8) that are contained on this casing, said playback engine (17) has operation keyboard (7), display (12) and playback engine circuit, said recording box (8) has the recording box circuit, it is characterized in that:
Said playback engine circuit is by single-chip microcomputer (1), decoder (2), address latch (3), memory under program (4), data memory (5), keyboard interface (6), parallel interface (10), display driver (11), communication interface (15) is formed, wherein: the P0 mouth of single-chip microcomputer (1) is as data/address bus ground connection location latch (3), memory under program (4), data memory (5), keyboard interface (6), the data port of parallel interface (10), the high eight-bit that the P2 mouth of single-chip microcomputer (1) is made address bus connects decoder (2), the address foot of memory under program (4) and data memory (5), low eight address feet that connect memory under program (4) and data memory (5) of address bus are made in the output of address latch (3), the control pin of the output tap keyboard interface (6) of decoder (2) and the chip select pin of parallel interface (10) and display driver (11), the interrupt requests foot of keyboard interface (6) connects an interruption foot of single-chip microcomputer (1), the input of keyboard interface (6) connects operation keyboard (7), reading of parallel interface (10), write the corresponding foot that foot connects single-chip microcomputer (1), two input/output ports of parallel interface (10) are connected to the data foot of printer (9) and display driver (11) respectively, another control pin of display driver (11) connects the P13 foot of single-chip microcomputer (1), and the serial input pin of single-chip microcomputer (1) and output pin connect the socket (16) that is used for electrocardiographic recorder box (8) communication via the communication interface (15) that optical coupler constitutes;
Said recording box circuit is by single-chip microcomputer (26), decoder (21), address latch (24), memory (22), analog digital conversion (25), button (28), audio oscillation (29), monostable (30), acoustical generator (31), analog switch (18), amplifier (19), passage and gain control (20) are formed, wherein: the P0 mouth of single-chip microcomputer (26) is made data/address bus ground connection location latch (24) in the box, memory (22), analog digital conversion (25), the data port of passage and gain control (20), the P2 mouth of single-chip microcomputer (26), the output of T0 foot and address latch (24) connects the address port of memory (22), the T1 of single-chip microcomputer (26), P17, P10, interrupt, read, write, serial is imported and is exported all feet and connects decoder (21) respectively, button (28), the input of audio oscillation (29), the output of monostable (30), reading of analog digital conversion (25), write foot and socket (16), the output of monostable (30) connects the input of audio oscillation (29), the output of audio oscillation (29) connects acoustical generator (31), the output process amplifier (19) of analog switch (18) connects the analog quantity input of analog digital conversion (25), the passage control input end of the output tap analog switch (18) of passage and gain control (20) and the gain control input of amplifier (19).
2, the standard 12 according to claim 1 transient behavior electrocardiograph that leads is characterized in that:
The P10 of said single-chip microcomputer (1)～P12 foot connects calendar clock (14), and the serial output pin is connected communication interface (15) through transistor,
Be connected in series monostablely between the P17 foot of said single-chip microcomputer (26) and the button (28), the T1 foot connects the input of decoder (21) and the chip select pin of memory (22) through phase inverter (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94213324 CN2193717Y (en) | 1994-06-10 | 1994-06-10 | Standard 12-leads instantaneous dynamic electrocardiograph |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 94213324 CN2193717Y (en) | 1994-06-10 | 1994-06-10 | Standard 12-leads instantaneous dynamic electrocardiograph |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2193717Y true CN2193717Y (en) | 1995-04-05 |
Family
ID=33829916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 94213324 Expired - Fee Related CN2193717Y (en) | 1994-06-10 | 1994-06-10 | Standard 12-leads instantaneous dynamic electrocardiograph |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2193717Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1332630C (en) * | 2004-11-15 | 2007-08-22 | 天津大学 | Novel household electrocardiograph |
| CN101569522B (en) * | 2008-04-28 | 2012-05-23 | 北京谊安医疗***股份有限公司 | Operation process playback system |
| CN110946569A (en) * | 2019-12-24 | 2020-04-03 | 浙江省中医院 | Multichannel body surface electrocardiosignal synchronous real-time acquisition system |
-
1994
- 1994-06-10 CN CN 94213324 patent/CN2193717Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1332630C (en) * | 2004-11-15 | 2007-08-22 | 天津大学 | Novel household electrocardiograph |
| CN101569522B (en) * | 2008-04-28 | 2012-05-23 | 北京谊安医疗***股份有限公司 | Operation process playback system |
| CN110946569A (en) * | 2019-12-24 | 2020-04-03 | 浙江省中医院 | Multichannel body surface electrocardiosignal synchronous real-time acquisition system |
| CN110946569B (en) * | 2019-12-24 | 2023-01-06 | 浙江省中医院 | Multichannel body surface electrocardiosignal synchronous real-time acquisition system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5086778A (en) | Method and system for evaluating data picked-up by means of long term ecg devices | |
| JP2000500042A (en) | Modular physiological computer-recorder | |
| CA2442977A1 (en) | Long term atrial fibrillation monitor | |
| CN101664305A (en) | Palm medical popular type system for recording and processing multiform biological information | |
| CN2193717Y (en) | Standard 12-leads instantaneous dynamic electrocardiograph | |
| CN100389720C (en) | Portable analyzer of electrocardiogram in 12 tracks | |
| CN108403109A (en) | A kind of body health monitoring devices | |
| WO2008055382A1 (en) | Lead-type electrocardiograph | |
| US6125296A (en) | Electrocardiographic and oxygen saturation signal recording | |
| CN2901407Y (en) | Computer pulse instrument | |
| CN2478540Y (en) | Palm computer type electrocardiograph | |
| CN203369902U (en) | Electrocardiogram monitoring system based on intelligent terminal communications | |
| CN202636930U (en) | Household electrocardio monitoring and recording analyzer | |
| CN2788740Y (en) | Insert type electrocardiological analyser | |
| CN1156247C (en) | Heart protective apparatus with functions of diagnosis, record and alarm method for making same | |
| CN2636817Y (en) | Portable electrocardiogram monitor | |
| CN2212966Y (en) | Hand-held electrocardiogram analyzer | |
| CN2220236Y (en) | Automatic recorder for electrocardiosignal | |
| CN203914911U (en) | Overlength time-histories cardiac electric recording apparatus based on nand flash memory and SPI interface | |
| CN213722017U (en) | Maternal and infant monitor for obstetrical department | |
| CN200939134Y (en) | Multifunction home psychogalvanometer | |
| CN2192286Y (en) | Multifunction automatic monitor for dynamic eletrocardiogram | |
| CN201734708U (en) | Palm electrocardiograph | |
| CN2249062Y (en) | Protable dynamic electro cardiogram analyzing recorder | |
| JPH0755637Y2 (en) | Multi-channel measurement unit |
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 |