CN101073496B - Method and device for discriminating irregular heartbeat - Google Patents
Method and device for discriminating irregular heartbeat Download PDFInfo
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- CN101073496B CN101073496B CN 200610080564 CN200610080564A CN101073496B CN 101073496 B CN101073496 B CN 101073496B CN 200610080564 CN200610080564 CN 200610080564 CN 200610080564 A CN200610080564 A CN 200610080564A CN 101073496 B CN101073496 B CN 101073496B
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- 230000001788 irregular Effects 0.000 title claims description 58
- 238000000034 method Methods 0.000 title abstract description 31
- 230000015654 memory Effects 0.000 claims abstract description 9
- 238000005259 measurement Methods 0.000 claims description 21
- 230000002159 abnormal effect Effects 0.000 claims description 16
- 238000004364 calculation method Methods 0.000 claims description 13
- 238000009530 blood pressure measurement Methods 0.000 claims description 3
- 239000008280 blood Substances 0.000 abstract 1
- 210000004369 blood Anatomy 0.000 abstract 1
- 230000010247 heart contraction Effects 0.000 description 11
- 230000036772 blood pressure Effects 0.000 description 7
- 210000004027 cell Anatomy 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 210000001367 artery Anatomy 0.000 description 2
- 230000000747 cardiac effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 208000024891 symptom Diseases 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 238000012952 Resampling Methods 0.000 description 1
- 206010042434 Sudden death Diseases 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 208000019622 heart disease Diseases 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 210000000352 storage cell Anatomy 0.000 description 1
- 208000003663 ventricular fibrillation Diseases 0.000 description 1
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Abstract
The invention is concerned with a method to judge the heartbeat and its equipment, it measures the heartbeat to judge whether the heartbeat is anomalistic and the measuring unit measures the blood press of the measured person in certain time. The EMS memory of control unit memories the number of heartbeat and pulse wave and the time differences between two stored pulse wave and add up the number of pulse wave's time. The microprocessor accounts the average time of pulse waves and the number of heartbeat according to the parameter. Take the first step judge according to the said results to estimate whether the number of pulse wave during the checking period is enough to judge the heartbeat is or is not anomalistic. If the condition is coincidental, take the second step judge and compare the time difference between closed pulse wave and the time of average pulse wave. When the exceptional ratio reaches at the advance heartbeat, the display will shows the anomalistic signal of heartbeat and it improves the high error ratio by advanced standard value.
Description
Technical field
The present invention relates to a kind of electric sphygmomanometer, be particularly related to a kind of following method and device thereof of judging irregular heartbeats, wherein, within a certain period of time the measured is measured and write down the pulse wave number in the blood pressure process simultaneously, reaching under the condition of enough judging irregular heartbeats, judging whether the measured has the irregular phenomenon of heart beating.
Background technology
According to the relevant report of medical science, in the patient of sudden death, have more than ninety percent be because of ventricle fast frequently arteries and veins or ventricular fibrillation cause, so be an important parameter of prevents heart disease for the measurement and the judgement of irregular heartbeats (satisfactory again jumping is irregular) symptom.
Known, present measurement for irregular heartbeats, all be to check and judge by elecrocardiogram recorder (Te Shi electrocardio note) suddenly and electrocardiogram, and Electrocardiographic check must be arrived professional medical unit and carried out, and the detection instrument equipment price height of the employed elecrocardiogram recorder of professional medical unit etc., be not that common people purchase and can afford.Therefore, the measuring method that person skilled will be measured irregular heartbeats is combined in the general electric sphygmomanometer, allows user measure at any time and judges blood pressure, heart beating state.
As disclosing " method and the device of non-invasive blood pressure measurement and detection irregular heartbeats " patent of invention (with No. 6485429 patent of invention of the U.S.) in the prior art, this patent relates to by arteriopalmus traces device or the method that measurement method is measured blood pressure, the mensuration of its pulse wave time difference is finished with the measurement of blood pressure, thereafter this pulse wave time difference can be stored in storage cell, being distributed in the unit of account of pulse wave time difference calculated, and in comparative unit, be carried out comparison with the reference value that prestores, when the distribution of pulse wave time difference or numerical value surmount predetermined numerical value, phenomenon that will the indication irregular heartbeats.
In addition, also disclose " the electrocardiogram irregular heartbeats is judged system " patent of invention in the prior art, in this patent, in by the data base of the ecg signal data of the long-time surveying record of this recording equipment, take out the ecg signal data of arbitrary time sheet or from the ecg signal data of the real-time measurement of electrocardiograph, through resampling, and to resolution, noise, after the signal drift is handled, its ecg signal data is calculated every data as sending into data, do the data contrast with the pathological data storehouse, with the conditional mode of comparing, each cardiac conditions scope is produced contrast conditional according to medical findings, bring related data into the conditional computing that counts, do the logic contrast with condition again, condition conforms to and then produces reference data, gauger's present cardiac condition is notified to gauger and healthcare givers, and with it as the suggestion in the medical treatment.
Above-mentioned each patent all is that electrocardiosignal or the pulse beat ripple signal that will measure gained compare judgement with the preset standard value or the contrast condition that produce according to medical findings, but this standard value produces the mean parameter value with statistical result, and the heart beating characteristic of each the measured all has difference, thereby in concrete measurement parameter contrast, and be not suitable for each the measured, and be subjected to the default restriction of standard value, easily cause the error in the judgement, and then influence judged result.
Summary of the invention
Main purpose of the present invention is to solve above-mentioned traditional shortcoming, avoids defective to exist, and the present invention is with the measurement and the determination methods redesign of irregular heartbeats, with the measurement of raising irregular heartbeats and the accuracy of judgement.
In order to achieve the above object, the method of judging irregular heartbeats of the present invention, control unit with electric sphygmomanometer, this control unit comprises microprocessor and internal memory, pressure sensing cell, measuring unit, caution unit, key-press input unit, display unit and power subsystem with above-mentioned control unit electric connection, judge the irregular heartbeats method, this method comprises:
Measuring process carries out blood pressure measurement to the measured to measure the unit in certain Measuring Time, write down pulse beat wave number amount with internal memory simultaneously, and write down time difference and the number of times of bulk registration pulse wave time between two pulse waves;
Calculation procedure according to the time between above-mentioned measurement gained calculation of parameter average pulse ripple, is carried out the calculating of beats according to the time between the average pulse ripple of aforementioned calculation gained with microprocessor;
Determining step, judge with microprocessing unit, this judgement comprises first order determining step, by above-mentioned parameter result of calculation, judge whether the pulse wave number that writes down simultaneously in the whole measurement blood pressure process reaches the condition of enough judging irregular heartbeats, and second level determining step, under the situation that meets above-mentioned first order judgement, whether time difference and the time between the average pulse ripple proceeded between each adjacent pulse wave are unusual relatively judgement, and accumulative total compares the judgement key element whether judged result reaches irregular heartbeats;
Step display according to above-mentioned determining step, is judged the judgement key element that meets irregular heartbeats, when irregular heartbeats, be shown on the display unit with symbol, when not meeting this judgement key element, this display unit does not show the irregular heartbeats symbol, and finishes determining step.
For reaching above-mentioned purpose, the device of judging irregular heartbeats of the present invention, this device comprises: control unit, pressure sensing cell with the control unit electric connection, with the measuring unit of control unit electric connection, with the caution unit of control unit electric connection, with the key-press input unit of control unit electric connection, display unit with control unit electrically connects reaches the power subsystem that electrically connects with control unit.
When electric sphygmomanometer is judged irregular heartbeats, this measuring unit can detect the pulse wave signal of testee, this measuring unit is sent to this pulse wave signal in the microprocessor of control unit, and time difference between two arteries and veins and the number of times of bulk registration pulse wave time be stored in the internal memory, microprocessor averages the calculating of the time between pulse wave according to the stored parameters data, and calculate beats, carry out first order judgement and second level judgement with microprocessor, this first order judgement is compared the record number of times of abnormal pulse ripple time and the preset times of setting by above-mentioned parameter result of calculation, and judges whether to reach the judgement key element of enough judging irregular heartbeats; The second level is judged for the judgement key element that reaches the irregular heartbeats that the above-mentioned first order judges, continuation compares time difference between each adjacent pulse wave and the time between the average pulse ripple, and totally whether the comparison judged result reaches irregular heartbeats judgement key element, display unit judges that according to above-mentioned determining step meeting irregular heartbeats judges key element, show irregular heartbeats with symbol, do not judge key element for meeting above-mentioned irregular heartbeats, this display unit does not show the irregular heartbeats symbol.
Description of drawings
Fig. 1 is the determining step flow chart () of one embodiment of the present of invention;
Fig. 2 is the determining step flow chart (two) of one embodiment of the present of invention;
Fig. 3 is the pulse wave signal sketch map of the heart beating of one embodiment of the present of invention to the cuff reaction;
Fig. 4 is the pulse wave signal sketch map of the heart beating of a specific embodiment of the present invention to the cuff reaction;
Fig. 5 is the determining step flow chart of a specific embodiment of the present invention;
Fig. 6 is the electric sphygmomanometer circuit box sketch map of a specific embodiment of the present invention.
In the accompanying drawings, the list of parts of each label representative is as follows:
Measuring unit 3 caution unit 4
Key-press input unit 5 display units 6
Power subsystem 7
The specific embodiment
Relevant technology contents of the present invention and detailed description, as follows referring now to description of drawings.
Fig. 1, Fig. 2, shown in Figure 3 be to be respectively the determining step flow chart of the method for judging irregular heartbeats of the present invention and heart beating pulse wave signal sketch map to the cuff reaction.As shown in the figure, the method for judging irregular heartbeats (irregular heartbeats) of the present invention relates generally to each the measured is measured in certain Measuring Time and judged whether the measured has the irregular method of heart beating, and this method step comprises:
At first, measuring process as step 100, carries out the measurement of beats to each the measured at certain blood pressure of measuring simultaneously in the time, and write down the time difference (Δ T) between two adjacent pulse waves and the number of times of bulk registration pulse wave time difference, as the step 200 of Fig. 2.
Time difference (Δ T) between above-mentioned this two pulse wave is meant the time difference between last pulse wave and back one pulse wave, as
Δ T1=T2-T1 is meant the time difference between first pulse wave and second pulse wave;
Δ T2=T3-T2 is meant the time difference between second pulse wave and the 3rd pulse wave;
Δ T3=T4-T3 is meant the time difference between the 3rd pulse wave and the 4th pulse wave; Calculate by that analogy
Δ Tn=T (n+1)-Tn is meant the time difference between n pulse wave and n+1 pulse wave;
Calculation procedure, as step 102, according to above-mentioned measurement gained parameter to calculate the time between the average pulse ripple, step 202 as Fig. 2, in other words, time difference summation between promptly all measured pulse wave of the time of the time (T) between this average pulse ripple=whole measuring process of record is divided by total pulse wave number of times (N) of whole measuring process, as formula (one):
Formula (one)
Then, utilize formula (two) to carry out beats (H) according to the time (T) between the average pulse ripple of aforementioned calculation gained and calculate, as the step 204 of Fig. 2;
Formula (two)
Determining step, as step 104, comprise first order judgement, step 206 as Fig. 2, calculate the heart beating result by above-mentioned parameter, judge simultaneously whether the total degree of pulse wave time difference reaches certain number of times (Z), if the record number of times of comparing result abnormal pulse ripple time is during less than number of times (Z), promptly finish determining step, as the step 208 of Fig. 2; The second level is judged, step 210 as Fig. 2, at the total degree that to meet above-mentioned first order judged result be the comparing result pulse wave time difference is during more than or equal to number of times (Z), time difference and the time (T) between the average pulse ripple proceeded between each adjacent pulse wave compare, and accumulative total reaches judged result and whether reaches irregular heartbeats and judge key element, the judgement key element of this irregular heartbeats is through setting, time difference between each adjacent pulse wave of record is compared, judge whether to exceed the Ratio Conditions of time (T) at least one setting between the average pulse ripple, and count accumulated quantity in the abnormal pulse ripple time arbitrary or that reach setting simultaneously;
Step display, as step 106, determining step according to above-mentioned steps 104, be judged as when meeting irregular heartbeats and judging key element, irregular heartbeats is carried out symbol show, as the step 212 of Fig. 2, for the symbol that does not show this irregular heartbeats that does not meet this situation, and the end determining step, as the step 214 of Fig. 2.
Fig. 4, shown in Figure 5 be to be respectively the heart beating of a concrete embodiment of judgement of the method for judging irregular heartbeats of the present invention to the pulse wave signal and the determining step flow chart of cuff reaction.As shown in the figure, the above-mentioned irregular heartbeats determination methods according to the present invention, in step 300, with the measuring method of measuring the pulse beat ripple each the measured is measured in the beats that setting measurement carries out in the time repeatedly, and write down time difference (Δ T) between two adjacent pulse waves and the number of times of bulk registration pulse wave time, wherein the A in the repeatedly pulse wave of surveying record as shown in Figure 4, B two pulse wave time differences are different with other, promptly belong to the pulse wave time difference signal of irregular heart beating.
Then, in calculation procedure, according to above-mentioned measurement gained parameter, calculate time difference summation between promptly whole measured pulse waves of time of time (the T)=whole measuring process of record between the average pulse ripple divided by total pulse wave number of times (N) of whole measuring process by above-mentioned formula (), as step 302, then, according to the time (T) between the average pulse ripple of aforementioned calculation gained, utilization is carried out beats (H) calculating with formula (two), as step 304;
The time of above-mentioned as calculated measurement pulse wave, after the parameters such as beats, carry out determining step, at first carrying out the first order judges, as step 306, the number of times (Z) that sets relatively judgement in the present embodiment is for reaching 16 times, this number of times promptly meets key element, by above-mentioned parameter result of calculation, if the abnormal pulse ripple time is to be different from the record number of times of the time between average pulse ripple accumulative total less than number of times (Z) through judgement promptly, promptly 16 times, promptly finish determining step, as step 308, if the judgement of abnormal pulse ripple time is promptly write down number of times accumulative total more than or equal to number of times (Z), promptly 16 times, promptly enter the step that the second level is judged;
The step that this second level is judged, judge that for the irregular heartbeats of judging in this step the key element definition includes two Ratio Conditions in the present embodiment, in the time difference of the first between a plurality of measurement pulse waves of record, accumulative total is judged as the abnormal pulse ripple time and counts X and reach more than three or three that to be that time of surpassing the average pulse ripple reaches the A% ratio above, another be the record a plurality of measurement pulse waves between time difference in, accumulative total is judged as the abnormal pulse ripple time and counts Y and reach two or more to be that time of surpassing the average pulse ripple reaches the B% ratio above, is judged as irregular heartbeats when letting alone a Ratio Conditions satisfying;
Judge key element according to above-mentioned irregular heartbeats, judging original state, the abnormal pulse ripple time is counted X, the counting of Y all makes zero, as step 310, then, carry out first Ratio Conditions and be each measure time that more whether time difference between adjacent pulse wave surpass the average pulse ripple reach the A% ratio or more than, as step 312, time when between each adjacent pulse wave is judged that comparative result has and judges that time of being to surpass the average pulse ripple reaches the A% ratio, promptly carrying out abnormal pulse ripple time counts the X counting and adds up, as step 314, then, whether the abnormal pulse ripple time totally that judges whether counts X and has reached more than three or three, as step 316, if judged result is for being, then show the irregular heartbeats symbol, as step 318, if judged result is for denying, promptly enter second Ratio Conditions relatively, be that each is measured time that whether time difference between adjacent pulse wave surpass the average pulse ripple and reaches the relatively judgement of B% ratio, as step 320, time difference when between each adjacent pulse wave is judged comparative result, there is time of judge to be surpassing the average pulse ripple to reach the B% ratio, promptly carrying out the counting that abnormal pulse ripple time counts Y adds up, as step 322, then, judge that again the abnormal pulse ripple time counts Y and whether reached two or more, as step 324, if judged result is for being then to show the irregular heartbeats symbol, as step 326, if judged result is for denying, then judge whether still to have the beats of storage to measure pulse wave signal, as step 328, if judged result is for being, promptly getting back to first Ratio Conditions of above-mentioned steps 312 proceeds relatively to judge, if judged result promptly finishes determining step, as step 330 for not.
Because the irregular heart beating that above-mentioned method is carried out is judged, be to compare judgement with the time difference between the adjacent pulse wave of time of the average pulse ripple of a plurality of pulse beat ripples of measuring gained at setting measurement in the time with each, in other words, reduced parameter measured and the calculating gained is to measure to calculate and get from each the measured, so can more be suitable for ground because of the people, the symptom of the irregular heartbeats of each the measured is judged in contrast more accurately, simultaneously, produce its judgement reduced parameter owing to when measuring, calculate automatically at every turn, so be not subjected to the restriction of preset standard value, each the measured individual's pulse beat wave property can be common to, error in judgement can be reduced.
Shown in Figure 6 is the electric sphygmomanometer circuit box sketch map of a specific embodiment of the present invention.The method of the irregular heartbeats judged that the invention described above is finished can be carried in the electric sphygmomanometer and use, this electric sphygmomanometer includes: control unit 1, pressure sensing cell 2 with control unit 1 electric connection, measuring unit 3 with control unit 1 electric connection, caution unit 4 with control unit 1 electric connection, key-press input unit 5 with control unit 1 electric connection, display unit 6 with control unit 1 electric connection, reach the power subsystem 7 that electrically connects with control unit 1, because above-mentioned electronic blood pressure is counted prior art, so, only just judge that the circuit box that irregular heartbeats applies to does explanation in this few description.
When electric sphygmomanometer is judged irregular heartbeats, this measuring unit 3 can detect the pulse wave signal of testee, this measuring unit 3 is sent to this pulse wave signal in the microprocessor 11 of control unit 1, and time difference between two pulse waves and the number of times of bulk registration pulse wave time be stored in the internal memory 12, microprocessor 11 averages the calculating of the time between pulse wave according to the stored parameters data, and calculate beats, microprocessor is analyzed the judgement key element whether time difference between the pulse wave of each storage reaches irregular heartbeats according to the parameter result that calculates, if the irregular heartbeats of reaching is arranged, then the signal with analysis result outputs on the display unit 6, to inform testee the irregular heartbeats phenomenon is arranged.
Above-mentioned is preferred embodiment of the present invention only, is not to be used for limiting the scope of the present invention.All equalizations that content is done according to the present invention change and modify, and are claim of the present invention and contain.
Claims (1)
1. the device that can judge irregular heartbeats, this device comprises: control unit, this control unit have a microprocessor and an internal memory, with pressure sensing cell, measuring unit, caution unit, key-press input unit, display unit and the power subsystem of above-mentioned control unit electric connection, wherein
Measuring unit carries out blood pressure measurement in certain Measuring Time, the pulse beat signal that measures is reached in the control unit, microprocessor computing by control unit, internal memory by control unit writes down pulse beat wave number amount again, and time difference and the number of times of bulk registration pulse wave time between record two pulse waves, microprocessor carries out the calculating of beats according to the time between the average pulse ripple of aforementioned calculation gained again with the time between above-mentioned measurement gained calculation of parameter average pulse ripple; After described microprocessor calculates the parameter of time, beats of above-mentioned measurement pulse wave, carrying out the first order and the second level judges, at first carrying out the first order judges, to make comparisons with the number of times that sets relatively judgement, by above-mentioned parameter result of calculation, if the abnormal pulse ripple time is to be different from the record number of times of the time between average pulse ripple accumulative total relatively to judge number of times less than setting through judgement promptly, promptly finish determining step, relatively judge number of times if number of times accumulative total is promptly write down in the judgement of abnormal pulse ripple time more than or equal to setting, promptly enter the second level and judge; The step that this second level is judged, judging that the definition of irregular heartbeats judgement key element includes two Ratio Conditions, in the time difference of the first between a plurality of measurement pulse waves of record, accumulative total is judged as abnormal pulse ripple time number and reaches more than three or three that to be that time of surpassing the average pulse ripple reaches pre-set ratio above, another be the record a plurality of measurement pulse waves between time difference in, accumulative total is judged as abnormal pulse ripple time number and reaches two or more to be that time of surpassing the average pulse ripple reaches pre-set ratio above, be judged as irregular heartbeats when letting alone a Ratio Conditions satisfying, microprocessor reaches signal on display unit and the caution unit.
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| CN 200610080564 CN101073496B (en) | 2006-05-17 | 2006-05-17 | Method and device for discriminating irregular heartbeat |
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| CN 200610080564 CN101073496B (en) | 2006-05-17 | 2006-05-17 | Method and device for discriminating irregular heartbeat |
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| BR112014014841A2 (en) * | 2011-12-21 | 2017-06-13 | Koninklijke Philips Nv | clinical support system for monitoring one or more patients, method for monitoring one or more patients, one or more processors programmed to perform the method, and system for evaluating the stability of a patient's physiological condition |
| JP5998780B2 (en) | 2012-09-14 | 2016-09-28 | カシオ計算機株式会社 | Biometric information notification device, biometric information notification method, and biometric information notification program |
| CN105078422B (en) * | 2014-05-16 | 2020-06-30 | 中国医学科学院北京协和医院 | Method and apparatus for monitoring cardiopulmonary resuscitation compression interruption time |
| CN106691423B (en) * | 2015-11-13 | 2019-09-24 | 庆旺科技股份有限公司 | The wearable device and signal processing method of health of heart are assessed by heartbeat signal |
| JP7219182B2 (en) * | 2019-07-22 | 2023-02-07 | マクセル株式会社 | Detection device and detection method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1195277A (en) * | 1996-04-17 | 1998-10-07 | 精工爱普生株式会社 | Arrhythmia detector |
| CN1249919A (en) * | 1998-05-28 | 2000-04-12 | 百略***有限公司 | Method and apparatus for non-intruding sphygmomanometering and detecting arrhythmia |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1195277A (en) * | 1996-04-17 | 1998-10-07 | 精工爱普生株式会社 | Arrhythmia detector |
| CN1249919A (en) * | 1998-05-28 | 2000-04-12 | 百略***有限公司 | Method and apparatus for non-intruding sphygmomanometering and detecting arrhythmia |
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