CN101773388B - Device for accurately measuring blood pressure - Google Patents
Device for accurately measuring blood pressure Download PDFInfo
- Publication number
- CN101773388B CN101773388B CN2010101163949A CN201010116394A CN101773388B CN 101773388 B CN101773388 B CN 101773388B CN 2010101163949 A CN2010101163949 A CN 2010101163949A CN 201010116394 A CN201010116394 A CN 201010116394A CN 101773388 B CN101773388 B CN 101773388B
- Authority
- CN
- China
- Prior art keywords
- blood pressure
- electrocardiosignal
- normal
- measuring
- unit
- 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
Abstract
The invention relates to a device for accurately measuring blood pressure, which comprises a blood pressure measuring module, also comprises: an electrocardiogram detection module for obtaining an electrocardiogram signal during the whole measuring process; a judgment selection device for judging whether the electrocardiogram signal obtained from the electrocardiogram detection module to be normal or not, and selecting a blood pressure measuring unit of a normal electrocardiogram detection unit or the blood pressure measuring unit of an abnormal electrocardiogram detection signal arranged in the blood pressure measuring module to measure the blood pressure according to the result. By implementing the method and the device for accurately measuring blood pressure, the invention has the advantages that: since the electrocardiogram monitoring part is organically combined with the blood pressure measuring part, the blood pressure data is obtained starting from the time of the most normal heart rate when the heart rate is abnormal, so accurate blood pressure can be obtained even though the heart rate of the person to be measured is abnormal.
Description
Technical field
The present invention relates to medical equipment, more particularly, relate to a kind of device of accurate measurement blood pressure.
Background technology
Cardiac muscle is made up of numerous myocardial cell, by the excitement that sinuatrial node sends, by certain approach and time-histories, expands cloth to atrium and ventricle successively, causes the circulation excitement of whole heart.All there are certain rules direction, approach, order and the time of the potential change that occurs in the heart each several part process of excitation.Because human body is a volume conductor, this electricity changes also can expand cloth to body surface.Produce a large amount of signals of telecommunication in view of heart is interior at one time, therefore, can be by chest electrode or the extremity electrode that is placed in body surface, the potential change that heart is produced is that function is noted with time, this recording curve is called electrocardiogram, and sort signal is exactly an electrocardiosignal.Bio electricity in generation, conduction and the recovery process of the excitement of electrocardiogram reflection heart changes.Electrocardiographic source when the bio electricity of myocardial cell changes, but the transmembrane potential curve of electrocardiogram curve and single myocardial cell has tangible difference.As shown in Figure 1, Electrocardiographic ECG waveform is to name by different English alphabets is unified.Normal ECG is made up of a P ripple, a QRS wave group and a T ripple etc.Potential change when the P ripple results from the atrium utmost point before atrial systole; Receipts position when the QRS wave group results from sequences of ventricular depolarization before the ventricular systole changes; Potential change when the T ripple is ventricular bipolar, its amplitude should not be lower than 1/10 of the same R of leading ripple, and the T ripple is represented myocardial ischemia or damage unusually.The persistent period of ECG is begun persistent period of beginning to the QRS wave group for the P ripple by: P-R interval (or P-Q interval), just the atrium depolarization begins blanking time of beginning to sequences of ventricular depolarization, normal value is 0.12～0.20s, if the P-R phase prolongs, then represents atrioventricular block; The Q-T interval be the QRS wave group begin mean the persistent period of sequences of ventricular depolarization and ventricular bipolar to the persistent period at the end of T ripple, normal value is 0.32～0.44s; The S-T section is for leading the line segment of T ripple between beginning from the whole end of QRS wave group, this moment, ventricle all was in the depolarization state, no potential difference existence, so it is just often concordant with baseline, be called equipotential line,, then point out pathological changes such as myocardial damage or ischemia if the S-T section departs from the equipotential line certain limit; QRS wave group persistent period normal value is about 0.06～0.11s.Therefore, real-time detection electrocardiosignal can be observed the variation of heart from the electrocardiogram that is drawn, and just can judge whether the function at each position of heart is normal from the electrocardiogram of being surveyed.
Present most sphygomanometer all has heart rate detection and over-voltage protecting function, but both do not have necessary relation, these functions and blood pressure measurement is not associated.Overvoltage protection only at certain threshold value, surpass then blood pressure measuring device automatic deflation of this atmospheric pressure value; And the heart rate detection device only possesses reference value especially, because do not have pulse signal being lower than diastolic pressure and being higher than the systolic pressure stage, so it is by repeatedly calculating the meansigma methods of trying to achieve in certain cuff pressure scope.But, when measuring blood pressure,, will influence certainty of measurement if do not consider the influence that factor such as testee's arrhythmia causes blood pressure measurement; If simultaneously can not correctly analyze the compressing influence of pressure immediately during blood pressure measurement, also might damage to human body to human body.
Summary of the invention
The technical problem to be solved in the present invention is, can not accurately test when running into the problematic testees of heart such as arrhythmia at the above-mentioned of prior art, a kind of method and the device that also can test a kind of accurate measurement blood pressure of blood pressure when arrhythmia comparatively exactly is provided.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of method of accurate measurement blood pressure, comprise the steps:
A) begin monitoring and obtain electrocardiosignal, judge whether described electrocardiosignal is normal, as normally, execution in step C); As undesired, execution in step B);
B) continue the described electrocardiosignal of monitoring, obtain the normal cardiac rate time of described electrocardiosignal, and carry out the blood pressure measurement of electrocardiosignal when undesired as the reference time;
C) continue the described electrocardiosignal of monitoring, and carry out electrocardiosignal blood pressure measurement just often.
In the method for accurate measurement blood pressure of the present invention, steps A) judge whether described electrocardiosignal normally comprises in: analyze described electrocardio ECG waveform, whether detection exists arrhythmia.
In the method for accurate measurement blood pressure of the present invention, described step B) further comprise the steps:
B1) select described electrocardiosignal near time of normal cardiac rate signal as the reference time;
B2) pulse characteristics blackout or 240 millimetress of mercury of rising cuff air pressure in the blood pressure AC signal;
B3) judge whether be under the current pressure in the described reference time, in this way, execution in step B4); As not, return this step;
B4) reduce described cuff air pressure, obtain pressure value.
In the method for accurate measurement blood pressure of the present invention, described step C) further comprise:
C1) pulse characteristics blackout or 240 millimetress of mercury of rising cuff air pressure in the blood pressure AC signal;
C2) reduce described cuff air pressure, obtain pressure value.
In the method for accurate measurement blood pressure of the present invention, described step B2) or C1) further comprise: judge whether described electrocardiosignal occurs unusually, gas in the described cuff of releasing is in this way abandoned blood pressure measurement; As not, continue its subsequent step.
The invention still further relates to a kind of device of accurate measurement blood pressure, in the device of accurate measurement blood pressure of the present invention, comprise the blood pressure measurement module, also comprise:
Electrocardio detection module: be used for obtaining electrocardiosignal in whole measuring process;
Judge selecting arrangement: be used to judge whether the electrocardiosignal that described electrocardio detection module obtains is normal, and normal electrocardiosignal measuring unit of blood pressure or the improper electrocardiosignal measuring unit of blood pressure selecting to be arranged in the described blood pressure measurement module according to its result carry out blood pressure measurement;
Wherein, described normal electrocardiosignal measuring unit of blood pressure is used for just often measuring and obtain pressure value in electrocardiosignal; Described improper electrocardiosignal measuring unit of blood pressure: be used for when electrocardiosignal is undesired, measures and obtaining pressure value.
In the device of accurate measurement blood pressure of the present invention, described selection and judgment means comprise:
Electrocardio ECG waveform analysis and judging unit: be used to analyze the ECG waveform that described cardioelectric monitor module obtains electrocardiosignal, and judge whether the electrocardiosignal of its analysis exists arrhythmia.
In the device of accurate measurement blood pressure of the present invention, described improper electrocardiosignal measuring unit of blood pressure further comprises:
Reference time is obtained subelement: be used for selecting wherein the most normal one section in the electrocardiosignal of arrhythmia, and with its time as the reference time;
Reference time judgment sub-unit: be used for when reducing described cuff internal gas pressure, judging current whether being in the described reference time;
Ventilating control subelement: control pulse characteristics blackout or 240 millimetress of mercury of described cuff internal gas pressure in the blood pressure AC signal that raise;
The venting control sub unit: control slowly reduces described cuff internal gas pressure, is convenient to obtain pressure value.
In the device of accurate measurement blood pressure of the present invention, described normal electrocardiosignal measuring unit of blood pressure further comprises:
Inflate sub-control unit: control pulse characteristics blackout or 240 millimetress of mercury of described cuff internal gas pressure in the blood pressure AC signal that raise;
The venting control sub unit: control slowly reduces described cuff internal gas pressure, is convenient to obtain pressure value.
In the device of accurate measurement blood pressure of the present invention, described judgement selecting arrangement also comprises and is used for the release control unit of promptly releasing of described cuff gas of described venting control unit occurring starting when unusual in described electrocardiosignal.
Implement the method and the device of a kind of accurate measurement blood pressure of the present invention, has following beneficial effect: because it organically combines the cardioelectric monitor part with the blood pressure part of detecting, make and to be chosen in its most normal a period of time under the situation of arrhythmia and to begin to obtain blood pressure data running into, therefore, even under the situation of testee's arrhythmia, also can obtain pressure value comparatively exactly.
Description of drawings
Fig. 1 is an ECG waveform configuration sketch map in the electrocardiogram;
Fig. 2 is that the present invention accurately measures method flow diagram among the method embodiment of blood pressure;
Fig. 3 is a structural representation of accurately measuring blood pressure device among the described embodiment;
Fig. 4 judges the selecting arrangement structural representation among the described embodiment;
Fig. 5 is a blood pressure measurement modular structure sketch map among the described embodiment.
The specific embodiment
Embodiments of the present invention is further illustrated below in conjunction with accompanying drawing.
As shown in Figure 2, in the method and device embodiment of a kind of accurate measurement blood pressure of the present invention, its method comprises the steps:
Step S11 begins to monitor electrocardiosignal: this step is the beginning of blood pressure measurement, promptly at first begins to monitor testee's electrocardiosignal, and this monitoring will be sustained in the blood pressure measurement process.That is to say, in whole blood pressure measurement process,, all will run through whole measuring process the measurement of its electrocardiosignal no matter normally whether testee's electrocardiosignal.
Is step S12 electrocardiosignal normal? in this step, judge on the electrocardiosignal that obtains whether it is normal, if normal, execution in step S13 then; If undesired, then jump to step S21, carry out the blood pressure measurement under the electrocardiosignal abnormal conditions.
Step S13 begins inflation: this step can be considered to blood pressure measurement step under the electrocardiosignal normal condition to step S16, and is certain, also will use when wherein step S15, step S16 measure blood pressure under improper electrocardiosignal.In this step, because electrocardiosignal is normal, so, beginning the blood pressure measurement under the normal electrocardiosignal, the blood pressure measurement module begins to be the cuff inflation, and constantly detects blood pressure direct current signal and AC signal and electrocardiosignal.
Step S14 pulse characteristics blackout or to the setting value? in this step, judge whether the air pressure in the cuff has filled enough, particularly, in charging process, judge and detect less than the pulse wave characteristic signal in the AC signal, if this signal is arranged always, the then the highest setting value that boosts to, i.e. 240mmHg.If satisfy above-mentioned condition, then carry out next step; Otherwise, return step S13, continue inflation.What deserves to be mentioned is, in above-mentioned gas replenishment process,, stop inflation at once and, protect testee's health by the electromagnetic valve venting if it is unusual to find that normal electrocardio ECG signal occurs.
Step S15 begins venting: when cuff is inflated to the condition that satisfies above-mentioned setting, begin cuff deflation; The situation of the venting of blood pressure measuring device roughly is identical in this step and the prior art.
Step S16 obtains pressure value: finish blood pressure measurement, obtain the pressure value that measures.
Step S21 sets the reference time section: being begun to step S24 by this step, is to judge that at the electrocardio detection module testee's electrocardiosignal is undesired, under the especially ARR situation, and the part in the step of the measurement blood pressure of taking.Because it is undesired to have judged the electrocardiosignal that monitors, in this step, in above-mentioned abnormal electrocardiosignal, finds out its most normal part, and be the reference time the pairing time set of this part.
Step S22 begins inflation: in this step, begin cuff inflation, in fact, operating in gas replenishment process during with normal electrocardiosignal blood pressure measurement when improper electrocardiosignal blood pressure measurement is identical basically.
Step S23 pulse characteristics blackout or to the setting value? in this step, judge whether the air pressure in the cuff has filled enough, particularly, in charging process, judge and detect less than the pulse wave characteristic signal in the AC signal, if this signal is arranged always, the then the highest setting value that boosts to, i.e. 240mmHg.If satisfy above-mentioned condition, then carry out next step; Otherwise, return step S13, continue inflation.What deserves to be mentioned is, in above-mentioned gas replenishment process, if the ECG signal of arrhythmia feature own occur may health risk situation the time, stop inflation at once and by electromagnetic valve venting, protection testee's health.
Is step S24 in the reference time? when above-mentioned condition is satisfied in the inflation in the cuff, need release to the gas in the above-mentioned cuff.Before releasing, need judge whether to be in the reference time section that obtains in the above-mentioned steps.Promptly, if there is the arrhythmia phenomenon in the testee, in the time of then near the pulse wave feature arrives required maximum pressure, need to judge whether current pressure pulse cycle of living in is normal, if the whole pulse time is in undesired heart rate state, wait for that then next cycle does detection again, just just begin venting.Guarantee that by this method different testees can obtain correct pressure value.Therefore, in this step, need judge whether to be in the reference time,, return this step as not; In this way, execution in step S15 and step S16 obtain the pressure value of electrocardiosignal when undesired.
The invention still further relates to a kind of device of accurate measurement blood pressure, as shown in Figure 3, in the present embodiment, this device of accurately measuring blood pressure comprises electrocardio detection module 1, judges selecting arrangement 2 and blood pressure measuring device 3.Wherein, above-mentioned electrocardio detection module 1 is connected with judgement selecting arrangement 2 respectively with blood pressure measuring device 3, and by judging that selecting arrangement 2 makes the state of the electrocardiosignaies that monitor can control or guide the action of above-mentioned blood pressure measurement module 3, thereby even make the testee under the state of arrhythmia, also can obtain its blood pressure values comparatively exactly.In the present embodiment, above-mentioned electrocardio detection module 1 is used for obtaining electrocardiosignal in whole measuring process; Judge whether the electrocardiosignal that selecting arrangement 2 is used to judge that electrocardio detection module 1 obtains is normal, and normal electrocardiosignal measuring unit of blood pressure 31 or the improper electrocardiosignal measuring unit of blood pressure selecting to be arranged in the blood pressure measurement module 1 according to its judged result carry out blood pressure measurement 32 (referring to Fig. 5); Wherein, normal electrocardiosignal measuring unit of blood pressure 31 is used for just often measuring and obtain pressure value in electrocardiosignal; Improper electrocardiosignal measuring unit of blood pressure 32 is used for measuring and obtaining pressure value when electrocardiosignal is undesired.Though its principle of measuring blood pressure is roughly the same, and some difference are still arranged on the step of its measurement and the Measuring Time.
In the present embodiment, as shown in Figure 4, above-mentioned judgement selecting arrangement 2 comprises: electrocardio ECG waveform analysis and judging unit 21 and the control unit 22 of promptly releasing.Wherein, ECG waveform analysis of this electrocardio and judging unit 21 are used to analyze the ECG waveform that cardioelectric monitor module 1 obtains electrocardiosignal, whether the electrocardiosignal of judging its analysis exists the situation of arrhythmia, and selects to use a measuring unit of blood pressure in the above-mentioned blood pressure measurement module 3 to carry out blood pressure measurement according to its judged result.And the control unit 22 of promptly releasing is used for the venting control unit described cuff gas of releasing occurring starting when unusual in electrocardiosignal.What deserves to be mentioned is that above-mentioned electrocardiosignal monitoring is in the process of whole blood pressure measurement.And above-mentioned urgent vent unit 22 is mainly used in the gas replenishment process.
As shown in Figure 5, in the present embodiment, blood pressure measurement module 3 comprises improper electrocardiosignal measuring unit of blood pressure 32 and normal electrocardiosignal measuring unit of blood pressure 31, wherein, improper electrocardiosignal measuring unit of blood pressure 32 further comprises: the reference time is obtained subelement 321 and is used for selecting wherein the most normal one section in the electrocardiosignal of arrhythmia, and with its time as the reference time; Reference time judgment sub-unit 322 is used for judging current whether being in the described reference time before reducing the cuff internal gas pressure; When the control of the second ventilating control subelement 323 raises the pulse characteristics blackout of described cuff internal gas pressure in the blood pressure AC signal or 240 millimetress of mercury; 324 controls of the second venting control sub unit slowly reduce described cuff internal gas pressure, are convenient to obtain pressure value.And normal electrocardiosignal measuring unit of blood pressure 31 comprises further that the first ventilating control subelement 311 is used for controlling and raises described cuff internal gas pressure during to the pulse characteristics blackout of blood pressure AC signal or 240 millimetress of mercury; The first venting control sub unit 312 is used to control the described cuff internal gas pressure of slow reduction, is convenient to obtain pressure value.In the present embodiment, the above-mentioned second ventilating control subelement 323 and the first ventilating control subelement 311, the second venting control sub unit 324 is respectively different subelements with the first venting control sub unit 312, and in other embodiments, they also can be respectively identical subelements; Promptly the second ventilating control subelement 323 in the present embodiment and the first ventilating control subelement 311 can be same ventilating control unit in other embodiments; And the second venting control sub unit 324 and the first venting control sub unit 312 also can be same subelement in other embodiments.
In addition, in other embodiments, also the measurement of blood pressure can be constituted and tell a pretreatment stage, when using blood pressure detector, detect the heart rate situation by the electrocardio measuring ability earlier. by analysis, detect situations such as whether there being arrhythmia to heart ECG waveform; If cardiac function is normal, then measures heart rate pulse situation and be used for the measurement of Pulse Rate; If there is the arrhythmia phenomenon, then detect the time of normal cardiac rate, and will be between this moment as time that from now on can reference, only the blood pressure signal that records under the time at normal cardiac rate is a useful signal.Behind electrocardio measuring ability measurement heart rate signal; begin to measure blood pressure. by the inflation mode with cuff voltage rise height; and constantly detect blood pressure direct current signal and AC signal and electrocardiosignal. under no abnormal situation; boost to detection less than the pulse wave characteristic signal in the AC signal; if signal is arranged always; the highest 240mmHg. of boosting to but then if in the process of finding to boost; healthy normal ECG signal occurs unusual; when the situation of possibility health risk appears in the ECG signal of perhaps arrhythmia feature own; stop at once inflating and exitting by electromagnetic valve; the health of protection user. in the venting measuring process; if there is the arrhythmia phenomenon in the user; in the time of then near the pulse wave feature arrives required maximum pressure; need to judge whether current pressure pulse cycle of living in is normal; if the whole pulse time is in undesired heart rate state, wait for that then next cycle does detection again.Everything normal cardiac rate time that need obtain with pretreatment stage as a reference.Guarantee that by this method different users can obtain correct pressure value. in the time reading pulse wave, can obtain the blood flow time that the electrode place arrives the blood pressure measurement place by relatively ECG waveform and pulse waveform. because measure the electrode present position that electrocardio uses and the position of measuring blood pressure generally not in same position. can additionally estimate and obtain the time delay of the relative and electrocardiosignal of pulse wave by this method. these data also can be used as medical science with reference to use.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (3)
1. a device of accurately measuring blood pressure comprises the blood pressure measurement module, it is characterized in that, also comprises:
Electrocardio detection module: be used for obtaining electrocardiosignal in whole measuring process;
Judge selecting arrangement: be used to judge whether the electrocardiosignal that described electrocardio detection module obtains is normal, and normal electrocardiosignal measuring unit of blood pressure or the improper electrocardiosignal measuring unit of blood pressure selecting to be arranged in the described blood pressure measurement module according to its result carry out blood pressure measurement;
Wherein, described normal electrocardiosignal measuring unit of blood pressure is used for just often measuring and obtain pressure value in electrocardiosignal; Described improper electrocardiosignal measuring unit of blood pressure is used for measuring and obtaining pressure value when electrocardiosignal is undesired;
Described judgement selecting arrangement comprises:
Electrocardio ECG waveform analysis and judging unit: be used to analyze the ECG waveform that described electrocardio detection module is obtained electrocardiosignal, and judge whether the electrocardiosignal of its analysis exists arrhythmia;
Described improper electrocardiosignal measuring unit of blood pressure further comprises:
Reference time is obtained subelement: be used for selecting wherein the most normal one section in the electrocardiosignal of arrhythmia, and with its time as the reference time;
Reference time judgment sub-unit: be used for when reducing described cuff internal gas pressure, judging current whether being in the described reference time;
The second ventilating control subelement: control pulse characteristics blackout or 240 millimetress of mercury of described cuff internal gas pressure in the blood pressure AC signal that raise;
The second venting control sub unit: control slowly reduces described cuff internal gas pressure, is convenient to obtain pressure value.
2. the device of accurate measurement blood pressure according to claim 1 is characterized in that, described normal electrocardiosignal measuring unit of blood pressure further comprises:
The first ventilating control subelement: control pulse characteristics blackout or 240 millimetress of mercury of described cuff internal gas pressure in the blood pressure AC signal that raise;
The first venting control sub unit: control slowly reduces described cuff internal gas pressure, is convenient to obtain pressure value.
3. the device of accurate measurement blood pressure according to claim 1 and 2, it is characterized in that described judgement selecting arrangement also comprises and is used for the release control unit of promptly releasing of described cuff gas of described venting control sub unit occurring starting when unusual in described electrocardiosignal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101163949A CN101773388B (en) | 2010-02-26 | 2010-02-26 | Device for accurately measuring blood pressure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101163949A CN101773388B (en) | 2010-02-26 | 2010-02-26 | Device for accurately measuring blood pressure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101773388A CN101773388A (en) | 2010-07-14 |
| CN101773388B true CN101773388B (en) | 2011-09-14 |
Family
ID=42510073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101163949A Expired - Fee Related CN101773388B (en) | 2010-02-26 | 2010-02-26 | Device for accurately measuring blood pressure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101773388B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102462491A (en) * | 2010-11-03 | 2012-05-23 | 苏州大学 | Intelligent wireless human body blood pressure monitoring system, monitor and monitoring method |
| CN104688212A (en) * | 2013-12-09 | 2015-06-10 | 苏州九域星医疗科技有限公司 | Blood pressure and heart rate test instrument |
| CN104068840B (en) * | 2014-06-27 | 2016-06-01 | 广州视源电子科技股份有限公司 | Improve Air Valve Control method and the sphygmomanometer of non-invasive blood pressure measuring accuracy of measurement |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4907596A (en) * | 1985-09-23 | 1990-03-13 | Walter Schmid | Blood pressure measuring appliance |
| US5322069A (en) * | 1991-11-12 | 1994-06-21 | Stuart Medical Inc. | Ambulatory ECG triggered blood pressure monitoring system and method therefor |
| CN1985750A (en) * | 2005-12-21 | 2007-06-27 | 深圳迈瑞生物医疗电子股份有限公司 | Pulse wave detecting method and device by means of cardiac symbol signal |
| CN101044976A (en) * | 2006-03-31 | 2007-10-03 | 合世生医科技股份有限公司 | Method and apparatus for measuring blood pressure by using blood oxygen concentration and electrocardiograph |
-
2010
- 2010-02-26 CN CN2010101163949A patent/CN101773388B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4907596A (en) * | 1985-09-23 | 1990-03-13 | Walter Schmid | Blood pressure measuring appliance |
| US5322069A (en) * | 1991-11-12 | 1994-06-21 | Stuart Medical Inc. | Ambulatory ECG triggered blood pressure monitoring system and method therefor |
| CN1985750A (en) * | 2005-12-21 | 2007-06-27 | 深圳迈瑞生物医疗电子股份有限公司 | Pulse wave detecting method and device by means of cardiac symbol signal |
| CN101044976A (en) * | 2006-03-31 | 2007-10-03 | 合世生医科技股份有限公司 | Method and apparatus for measuring blood pressure by using blood oxygen concentration and electrocardiograph |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101773388A (en) | 2010-07-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102038497B (en) | Electrocardiosignal noise analysis method | |
| US20130030491A1 (en) | Method for discriminating anodal and cathodal capture | |
| CN105147269B (en) | A kind of noninvasive continuous BP measurement method | |
| CN101102812A (en) | Method and apparatus for beat alignment and comparison | |
| US11207532B2 (en) | Dynamic sensing updates using postural input in a multiple device cardiac rhythm management system | |
| KR102261769B1 (en) | Method and apparatus for determining information indicative of cardiac malfunctions | |
| US9566442B2 (en) | Systems and methods for using pulmonary artery pressure from an implantable sensor to detect mitral regurgitation and optimize pacing delays | |
| CN105286857A (en) | R wave rapid detection method adaptive to electrocardiogram waveform pathological change | |
| CN101773388B (en) | Device for accurately measuring blood pressure | |
| JP6381637B2 (en) | Synchronous cardio version mixed mode operation and timing verification | |
| US20120197088A1 (en) | Detection of waveform artifact | |
| WO2012160066A1 (en) | Non-invasive classification of atrial fibrillation by probabilistic interval analysis of a transesophageal electrocardiogram | |
| EP2736590B1 (en) | Device for discriminating anodal and cathodal capture | |
| CN106963361A (en) | Detection method, detection means and the electrocardio equipment of limb leads misconnection | |
| CN105579098B (en) | The automatic defibrillation procedure of defibrillator | |
| US8160685B2 (en) | Adaptive peak detection system and method for heart pulse | |
| WO2011126643A2 (en) | Detection of t-wave alternans phase reversal for arrhythmia prediction and sudden cardiac death risk stratification | |
| CN107530020A (en) | Method and system for the heart ischemia detection based on ECG | |
| CN109394206B (en) | Real-time monitoring method and device based on premature beat signal in wearable electrocardiosignal | |
| CN203576498U (en) | Electrocardiosignal prediction system | |
| CN207253330U (en) | The system of automatic detection chest leads position | |
| CN109009071A (en) | A kind of method and apparatus identifying electrocardio wave image characteristic point | |
| CN111407264B (en) | T wave over-sensing detection method and implantable medical equipment | |
| CN109771824B (en) | Device for automatically measuring left ventricular pacing threshold and control method thereof | |
| EP3749382B1 (en) | Determining control parameters for cardiac augmentation devices |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20200226 |