External defibrillation pacing systemTechnical field
Present invention relates to a kind of external defibrillation pacing system, it is adaptable to the rescue and treatment of medical field heart patient.
Background technology
Defibrillator is also known as electrical conversion machine, mainly by defibrillation charge/discharge circuit, electrocardiosignal amplification/display circuit, control circuit, elecrocardiogram recorder, power supply withAnd the composition such as defibrillation electrode plate, it is one of current clinically widely used crash equipment.It acts on heart with pulse current, implements peb treatment, eliminates arrhythmia cordis,Heart is recovered sinus rhythm, it have the advantages that curative effect is high, it is fast, easy to operate to act on and compared with medicine it is safer.
Type includes internal defibrillation device and external defibrillator.Internal defibrillation device is to place an electrode within intrathoracic direct contact cardiac muscle to carry out defibrillation, the letter of early stage internal defibrillation device structureIt is single, directly cardiac muscle is shocked by electricity when being mainly used in out chest openheart surgery, modern internal defibrillation device is embedded.External defibrillator is that electrode is placed on into thoracic wall to be removed indirectlyQuiver, the defibrillator of current Clinical practice belongs to greatly this type.
Pacemaker is a kind of electric pulse for being implanted in internal electronic therapeutic instrument, providing energy by battery by impulse generator granting, by the conduction of lead electrode,The cardiac muscle that stimulating electrode is contacted, makes heart excitement and shrinks, so as to reach treatment due to the purpose of some arrhythmia caused heart dysfunctions.First in 1958Since pacemaker implantation human body, pacemaker manufacturing technology and technique are fast-developing, and function is gradually improved.Slow arrhythmia is successfully being treated using pacemaker, drawnWhile having rescued thousands of patient vitals, pacemaker also begins to be applied to tachyarrhythmia and non-electrocardio disease, such as prevention paroxysmal atrial tachyarrhythmias, neckArtery sinus is fainted, dual chamber synchronous therapeutic drug refractory congestive heart failure etc..
But current defibrillator can not be applicable patient customization intensity, custom frequencies, the stimulus signal of the electric phase of customization in defibrillation according to the electrocardio characteristic of user.Physical hazard easily is caused to sufferer.And pacemaker can only can just be worked by embedding in vivo, complication is high, and has certain probability to break down.
The content of the invention
To solve the above problems, the invention provides a kind of external defibrillation pacing system different from existing traditional defibrillation pacemaker, used with heart monitor automatic detectionThe various physiological signals of person's heart, then automatically analyze the physiological signal detected, through the electrode of human external, the stimulation to heart being customized small-power low-voltage.For the cardiac characteristic of different sufferers, the stimulus signal that can be sent including but not limited to customization intensity, custom frequencies, the electric phase of customization carrys out defibrillation pace-making.It can be carried out automaticallyGuard, judge arrhythmia cordis, treated by sufferer electrocardio characteristic automatic or manual defibrillation pace-making, selection therapy.
Ventricular fibrillation or when fluttering, carrys out defibrillation using the nonsynchronous stimulus signal of R ripples with patient itself and paces.Except ventricular fibrillation and all rapidity hearts in addition to flutteringNot normal, such as supraventricular and Ventricular Tachycardia is restrained, the stimulus signal synchronous with the R ripples of patient itself can be used to carry out defibrillation pace-making.It utilizes human ecg signal R ripplesThe granting of electric pulse is controlled, shock pulse is just fallen in R ripple decents, rather than vulnerable period, so that the generation of ventricular fibrillation is avoided,.
Small electric pulse is sent to heart when needing.Wire is made up of insulated conductor, and electrode is responsible for transmitting small electric pulse to human body, and cardiac stimulus is beated,Regular electric pulse is sent, heart can be made to keep bounce.Its electricity consumption impulse action implements peb treatment in heart, eliminates arrhythmia cordis, heart is recovered sinus rhythm,
The technical solution adopted in the present invention is：By the heart physiological signal of heart monitor monitoring record user, by result of the controller according to cardiac monitoring, Yi JicunThe historical record stored in card storage come select be best suitable for user stimulation mode, by sufferer electrocardio characteristic automatic or manual defibrillation pace-making, selection therapy treated.By exceptPacing electrode of quivering and wire are delivered to the cardia of user.Whole system provides energy by a portable rechargable power supplies.
In above-mentioned technical proposal, more specifically technical scheme can also be：Heart monitor and controller are all connected to cardia, are used by heart monitor monitoring recordThe various physical signs of person's heart, heart monitor can show the various physical signs detected, including but not limited to user's heart rate, ecg wave form, electric phase etc., be rememberedRecord in storage card.Controller carries diagnostic function, to various rhythm abnormality energy automatic alarms, including but not limited to tachycardia, bradycardia, cardiac arrest etc..Its energyAutomatically guarded, judged arrhythmia cordis, treated by sick allegiant electrical characteristics automatic or manual defibrillation pace-making, selection therapy.Automatically again can be advance according to the index detectedIt is set as, various physical signs (A) Complete Synchronization (B) measured with heart monitor is asynchronous, nonsynchronous degree that misplaces is performed and can adjusted according to presetting,Including but not limited in the ascending branch or decent of decent ripple, crest or trough.Such as including but not limited to the QRS wave group synchronization in (A) discharge pulse and ecg wave formOr asynchronous, the electric phase and the electric Phase synchronization or asynchronous of heart biology of (B) discharge pulse.Whole system provides energy by a portable rechargable power supplies.
Due to using above-mentioned technical proposal, the present invention has the advantages that compared with prior art：
The present invention can customize the defibrillation pace-making cardiac stimulation scheme of most suitable user according to the cardiac characteristic of sufferer, and the defibrillation effect of user more preferably, is paced more stable.And the actual bodily harm to user and sequelae are reduced, for example：Reduce including but not limited to thrombotic risk.And need not be embedding with regard to pace-making effect can be played in vivo,Easily repaired after going wrong, and without the risk of infection.It can facilitate sufferer not in hospital, and save somebody's life and use in the case of the urgent pace-making to defibrillation of needs.Symptom compared withSlightly, the system also may be selected in the sufferer for being not required to real-time monitoring.It has the advantages that curative effect is high, it is fast, easy to operate to act on and compared with medicine it is safer.
The technical characteristic of the invention
Heart monitor described in the content of the invention, is different from conventional art and is characterised by：Electrocardiosignal is obtained by electrode, is shown on screen, it is possible to recordThe heart physiological index of user, and the various heart physiological indexs monitored are delivered to control box and storage card, can automatic alarm when noting abnormalities.
Controller described in the content of the invention, is different from conventional art and is characterised by：Possess default order and program, include charge/discharge circuit, control circuit, the heartElectric signal amplification/display circuit, elecrocardiogram recorder.It can receive and analyze electro-cardio signal, can voluntarily judge user's electrocardio situation and automatic to user's progress defibrillationPace-making, can also receive control manually and carry out defibrillation pace-making to user.The stimulus signal for coordinating sufferer cardiac characteristic can be sent, including but not limited to determining for suitable specific suffererVoltage processed, custom frequencies, the stimulus signal of the electric phase of customization.It can automatically be guarded, be judged arrhythmia cordis, by sufferer electrocardio characteristic automatic or manual defibrillation pace-making, choosingTherapy is selected to be treated.
Storage card described in the content of the invention, is different from conventional art and is characterised by：Detachably, the various cardiac electrophysiologies that heart monitor monitors can be stored automatically to refer toMark is used for subsequent analysis.
Defibrillation pacing electrode and wire described in the content of the invention, are different from conventional art and are characterised by：Electrode can be fixed on skin, and is sent and included according to instructionBut it is not limited to varying strength, different frequency, the electric pulse of different potentials phase.
Invention brief description of the drawings
The schematic diagram of Fig. 1 present invention.
Part coding explanation：
1 heart monitor
2 controllers
3 storage cards
4 power supplys
5 defibrillation pacing electrodes
6 wires
Embodiment
The present invention is made in conjunction with the accompanying drawings and embodiments and being further illustrated.
As described in Figure 1, heart monitor (1) and controller (2) are all connected to cardia, by the various physiology of heart monitor (1) monitoring record user's heartIndex heart monitor (1) can show the various physical signs detected, including but not limited to user's heart rate, ecg wave form, electric phase etc., be recorded in storage card(3) in.Controller (2) carries diagnostic function, to various rhythm abnormality energy automatic alarms, including but not limited to tachycardia, bradycardia, cardiac arrest etc..Its energyAutomatically guarded, judged arrhythmia cordis, treated by sick allegiant electrical characteristics automatic or manual defibrillation pace-making, selection therapy.
Embodiment 1：
Feel normal when there is (1) user, (2) user feels under the weather, (3) user's heartbeat overruns, it is too slow, stop fighting, (4) doctor feels the need toSituation, more than in four kinds of situations, sufferer or doctor are with the various physical signs of heart monitor (1) automatic detection heart, then according to detected physical signs,Through the defibrillation pacing electrode (5) and wire (6) of human external, small-power low-voltage and personalized thorn can be made to user's heart according to the index detected automaticallySwash, control manually can also be received defibrillation pace-making is carried out to user.
Above-mentioned stimulation is the various physical signs with the use of person's heart cut the garment according to the figure, user is made with the use of person's cardiac characteristic, customization stimulation, comprising butIt is not limited to customize voltage, custom frequencies, the stimulation of the electric phase of customization；With current thousand people one side, regardless of user's heart condition, without exception using high-power, high-tensionThe shock by electricity heart of sufferer of mode is compared, and has following advantages：(1) it is more scientific and reasonable, (2) than less likely sufferer is damaged and sequelae, including but not limited to thrombus windDanger.
Embodiment 2：
Heart monitor (1) detects after exception have following three kinds of processing modes (A) to alarm, and points out user to go to hospital at once, but do not made to user's heartStimulate, (B) exceptional value exceeds after certain limit, the stimulation of customization is made to user's heart according to the index detected automatically, to race against time.(C) doctor can selectThe dirty mode of disease loyalty is stimulated in automatic or manual mode, voltage, custom frequencies, the electric phase of customization is including but not limited to customized.
Selected to be best suitable for user by result of the controller (2) according to cardiac monitoring, and the historical record stored on storage card (3), including but not limited to customizedElectric pulse intensity, custom stimulation frequency, the electric phase of customization are stimulated.
Embodiment 3：
Automatically it can be redefined for, various physical signs (A) Complete Synchronization (B) measured with heart monitor is asynchronous, misplace asynchronous again according to the index detectedDegree perform and can adjust according to presetting, include but is not limited to the ascending branch or decent in decent ripple, crest or trough.Such as including but not limited to (A)Discharge pulse and the QRS wave group synchronization or asynchronous in ecg wave form, the electric phase and the electric Phase synchronization or asynchronous of heart biology of (B) discharge pulse.Whole system is by onePortable rechargable power supplies (4) provide energy.