CN111701143A - Cardiovascular disease first aid is with intelligent defibrillator based on electrocardio data - Google Patents

Cardiovascular disease first aid is with intelligent defibrillator based on electrocardio data Download PDF

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Publication number
CN111701143A
CN111701143A CN202010636990.3A CN202010636990A CN111701143A CN 111701143 A CN111701143 A CN 111701143A CN 202010636990 A CN202010636990 A CN 202010636990A CN 111701143 A CN111701143 A CN 111701143A
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China
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electrically connected
input end
module
monitoring
defibrillator
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CN202010636990.3A
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Chinese (zh)
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周昌发
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Chengdu Zhiya Technology Co Ltd
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Chengdu Zhiya Technology Co Ltd
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Priority to CN202010636990.3A priority Critical patent/CN111701143A/en
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
    • A61N1/39—Heart defibrillators
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
    • A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
    • A61B5/02055—Simultaneously evaluating both cardiovascular condition and temperature
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves 
    • A61B5/053—Measuring electrical impedance or conductance of a portion of the body
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A61B5/14551—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters for measuring blood gases
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/48—Other medical applications
    • A61B5/4836—Diagnosis combined with treatment in closed-loop systems or methods
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6813—Specially adapted to be attached to a specific body part
    • A61B5/6823—Trunk, e.g., chest, back, abdomen, hip
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/38—Applying electric currents by contact electrodes alternating or intermittent currents for producing shock effects
    • A61N1/39—Heart defibrillators
    • A61N1/3925—Monitoring; Protecting
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2560/00—Constructional details of operational features of apparatus; Accessories for medical measuring apparatus
    • A61B2560/02—Operational features
    • A61B2560/0242—Operational features adapted to measure environmental factors, e.g. temperature, pollution

Abstract

The invention discloses an intelligent defibrillator for cardiovascular disease emergency treatment based on electrocardiogram data, which is characterized in that: the defibrillator comprises a defibrillator host, wherein a monitoring component, a mobile power supply (4), an internal control host (5), an output power adjusting circuit (6) and a high-voltage generating unit (2) are arranged in the defibrillator host, the defibrillator host is connected with a defibrillation electrode (3), the defibrillation electrode (3) is electrically connected with the high-voltage generating unit (2), and a power output end of the mobile power supply (4) is electrically connected with power input ends of the monitoring component and the high-voltage generating unit (2); the output power adjusting circuit (6) is arranged between the mobile power supply (4) and the high-voltage generating unit (2), and the output end of the output power adjusting circuit (6) is electrically connected with the power input end of the high-voltage generating unit (2). According to the technical scheme, the measured body data of the patient can be used as the selection basis for current energy selection during defibrillation, and the accuracy of defibrillation current energy selection during rescue is improved.

Description

Cardiovascular disease first aid is with intelligent defibrillator based on electrocardio data
Technical Field
The invention relates to an intelligent defibrillator for cardiovascular disease emergency treatment based on electrocardiogram data, and belongs to the field of medical equipment.
Background
Defibrillation, i.e. the process of terminating atrial fibrillation with a medical device or a specific drug. In medicine, the term "defibrillation" refers generally to the operation of a defibrillator to terminate atrial fibrillation by discharging the heart. The most common and effective method for defibrillation is electrical defibrillation, which is listed as the highest recommended level by the guidelines for cardiopulmonary resuscitation and cardiovascular first aid. The electrical defibrillation generally uses a cardiac defibrillator, also called a cardioverter, which is one of the rescue devices widely used in clinic at present. It uses pulse current to act on heart to implement electric shock therapy to eliminate arrhythmia and make heart restore sinus rhythm.
But the defibrillation current is a double-edged sword, the larger the energy is, the better the defibrillation effect is, but the more the injury is caused to the cardiac muscle, and researches report that when the defibrillation energy accumulation reaches 425j, the cardiac muscle enzyme can be moderately increased, which indicates that the cardiac muscle cells are injured. Conversely, less energy causes less damage to the myocardium, but sometimes fails to eliminate ventricular fibrillation, especially in certain refractory ventricular fibrillation. It is desirable to use less defibrillation energy as possible while eliminating ventricular fibrillation.
In the prior art, the selection of the defibrillation current energy completely depends on the experience of the rescue personnel, and the rescue personnel cannot easily obtain the selection standard of the defibrillation current energy intuitively from the defibrillation equipment, so that the selection application of the defibrillation current energy during the rescue is difficult to grasp, and the rescue effect may be influenced.
Disclosure of Invention
Aiming at the defects that in the prior art, the selection of the defibrillation current energy completely depends on the experience of a rescuer, the rescuer is difficult to intuitively obtain the selection standard of the defibrillation current energy from the defibrillation equipment, so that the selection application of the defibrillation current energy during the rescue is difficult to grasp, and the rescue effect can be influenced, the intelligent defibrillator for the first aid of the cardiovascular diseases based on the electrocardio data is provided.
In order to solve the technical problems, the invention adopts the technical scheme that the intelligent defibrillator for cardiovascular disease emergency treatment based on the electrocardiogram data comprises a defibrillator host, wherein a monitoring component, a mobile power supply, an internal control host, an output power adjusting circuit and a high-voltage generating unit are arranged in the defibrillator host, the defibrillator host is connected with a defibrillation electrode, the defibrillation electrode is electrically connected with the high-voltage generating unit, and the power supply output end of the mobile power supply is electrically connected with the monitoring component and the power supply input end of the high-voltage generating unit; the output power adjusting circuit is arranged between the mobile power supply and the high-voltage generating unit, the output end of the output power adjusting circuit is electrically connected with the power input end of the high-voltage generating unit, the input end of the output power adjusting circuit is electrically connected with the output end of the mobile power supply, and the output end of the internal control host is electrically connected with the control input end of the high-voltage generating unit; the monitoring component comprises an electrocardio monitoring component, a ventricular fibrillation monitoring component, a temperature monitoring unit, a pulse blood oxygen monitoring unit and an impedance monitoring unit, wherein the output ends of the electrocardio monitoring component, the ventricular fibrillation monitoring component, the temperature monitoring unit, the pulse blood oxygen monitoring unit and the impedance monitoring unit are electrically connected with the input end of the internal control host; the defibrillator host is provided with a display screen, and the signal input end of the display screen is electrically connected with the output end of the internal control host.
Preferably, the intelligent defibrillator for emergency treatment of cardiovascular diseases based on the electrocardiographic data, the monitoring assembly further comprises a chest fixing ring, the chest fixing ring comprises an arc-shaped fixing piece and two arc-shaped side fixing plates, the two side fixing plates are located at two ends of the fixing piece and are pivoted with the fixing piece, two fixed insertion pieces are arranged on the fixing piece, two movable insertion pieces are respectively arranged on the two side fixing plates, a fixed insertion rod is arranged on the fixed insertion pieces, and the fixed insertion rod penetrates through one of the fixed insertion pieces and one of the movable insertion pieces; two detection electrode plates are arranged on the inner surface of the arc-shaped opening of the fixing piece; and the arc-shaped inner surface of the fixing piece and the arc-shaped inner surface of the side fixing plate are respectively provided with an insulating layer.
Preferably, the intelligent defibrillator for cardiovascular disease emergency treatment based on the electrocardiographic data is characterized in that a telescopic column is arranged between the detection electrode plate and the inner surface of the arc-shaped opening of the fixing piece, one end of the telescopic column is fixedly connected with the fixing piece, and the other end of the telescopic column is fixedly connected with the detection electrode plate and is arranged in an insulated manner with the detection electrode plate; and the telescopic column is sleeved with a pressure spring.
Preferably, the intelligent defibrillator for emergency treatment of cardiovascular diseases based on the electrocardiographic data comprises the electrocardiographic monitoring assembly, the electrocardiographic data processing module and an electrocardiographic signal output module, wherein the electrocardiographic monitoring assembly comprises a plurality of electrocardiographic monitoring electrodes, the electrocardiographic data processing module and an electrocardiographic signal output module, the electrocardiographic monitoring electrodes are arranged on the detection electrode plate, the output ends of the electrocardiographic monitoring electrodes are electrically connected with the input end of the electrocardiographic data processing module, and the output end of the electrocardiographic data processing module is electrically connected with the input end of the internal control host through.
Preferably, the electrocardiogram monitoring assembly further comprises an electrocardiogram stop-jump timing module, an input end of the electrocardiogram stop-jump timing module is electrically connected with an output end of the electrocardiogram signal output module, and an output end of the electrocardiogram stop-jump timing module is electrically connected with an input end of the internal control host.
Preferably, the intelligent defibrillator for cardiovascular disease emergency treatment based on the electrocardiographic data comprises an MCU, an impedance measuring chip, an amplifying circuit and a filter circuit, wherein the output end of the impedance measuring chip is electrically connected with the input end of the MCU, the output end of the filter circuit is connected with the input end of the impedance measuring chip through the amplifying circuit, and the input end of the filter circuit is electrically connected with a defibrillation electrode; a cut-off switch is arranged between the filter circuit and the defibrillation electrode, the impedance monitoring unit is interlocked with the power circuit of the high-voltage generation unit through the cut-off switch, and the output end of the MCU is electrically connected with the input end of the internal control host.
Preferably, the intelligent defibrillator for cardiovascular disease emergency treatment based on the electrocardiogram data comprises an electrocardiogram signal sampling processing module, an electrocardiogram signal denoising and filtering module, a ventricular fibrillation filtering calculation module, an electrocardiogram QRS extraction module and an electrocardiogram QRS calculation module; the input end of the electrocardiosignal sampling processing module is electrically connected with the output end of the electrocardio monitoring component, the output end of the electrocardiosignal sampling processing module is electrically connected with the input end of the electrocardio QRS calculating module through the electrocardiosignal denoising and filtering module, the ventricular fibrillation filtering calculating module and the electrocardiogram QRS extracting module in sequence, and the output end of the electrocardio QRS calculating module is electrically connected with the input end of the internal control host.
Preferably, the intelligent defibrillator for cardiovascular disease emergency treatment based on the electrocardiographic data comprises a temperature monitoring unit, a temperature measuring unit and a temperature signal comparison circuit, wherein the temperature monitoring unit comprises an environment temperature measuring unit, a body temperature measuring unit and a body temperature signal comparison circuit; the output ends of the environment temperature measuring unit and the body temperature measuring unit are electrically connected with the input end of the body temperature signal comparison circuit, and the output end of the body temperature signal comparison circuit is electrically connected with the input end of the internal control host.
Preferably, the pulse blood oxygen monitoring unit comprises a pulse monitoring electrode, a fingerstall type photoelectric sensor and a pulse blood oxygen signal transmission module; the output ends of the pulse monitoring electrode and the fingerstall type photoelectric sensor are electrically connected with the input end of the pulse blood oxygen signal transmission module, and the output end of the pulse blood oxygen signal transmission module is electrically connected with the input end of the internal control host.
The invention has the advantages that:
(1) the electrocardio information, the frequency and amplitude of ventricular fibrillation, the temperature difference between body temperature and ambient temperature, the pulse blood oxygen information and transthoracic impedance information are respectively monitored by the electrocardio monitoring component, the ventricular fibrillation monitoring component, the temperature monitoring unit, the pulse blood oxygen monitoring unit and the impedance monitoring unit, and the information is used as a selection basis for current energy selection during defibrillation, so that the accuracy of defibrillation current energy selection during rescue is improved.
(2) Whether defibrillation is effective depends on whether the heart of a patient has the capability of automatic pacing, the longer cardiac arrest time is, the more energy is exhausted, defibrillation is difficult to achieve, and for the patient with more than four minutes of cardiac arrest, free-hand cardiopulmonary resuscitation should be performed first to provide the heart of the patient with as much energy as possible, and then defibrillation operation is performed. In this application, use electrocardio guardianship subassembly to guardianship patient's heartbeat to use the electrocardio to stop jumping timing module (32) and time after patient's heartbeat stops, timing display is on the display screen, and first-aid staff can select the first aid mode according to the time information that stops jumping on the display screen, improves the success rate of first aid. This setup is suitable for hospitalized patients in acute intensive care.
(3) The ventricular fibrillation monitoring component monitors ventricular fibrillation information of the patient, including the amplitude and frequency of ventricular fibrillation, and generally, the higher the amplitude and the faster the frequency of ventricular fibrillation, the less defibrillation current energy is required. In the application, electrocardio information is collected through an electrocardio signal sampling processing module (21), the electrocardio information is filtered and noise is reduced through an electrocardio signal denoising and filtering module (22), the electrocardio information is filtered and calculated through a ventricular fibrillation filtering calculation module (23), the accuracy of electrocardio information collection is prevented from being excessively influenced by filtering, an electrocardiogram QRS extraction module (24) extracts the time of ventricular depolarization of the electrocardiogram and transmits the time to an electrocardiogram QRS calculation module (25), and the electrocardiogram QRS calculation module (25) calculates the time of ventricular depolarization of the electrocardiogram and obtains a oscillogram of ventricular fibrillation. The oscillogram of the ventricular fibrillation is displayed on a display screen, and the amplitude and the frequency of the ventricular fibrillation are judged through the oscillogram of the ventricular fibrillation. Usually, the ventricular fibrillation frequency is 200-400 times/min, the ventricular fibrillation amplitude is 0.2-0.6mV, and 200J energy is used for defibrillation; the ventricular fibrillation frequency is more than 400 times/min, the ventricular fibrillation amplitude is more than 0.6mV, and 150J energy is used for defibrillation; the ventricular fibrillation frequency is less than or equal to 200 times/min, the ventricular fibrillation amplitude is less than or equal to 0.2mV, and the medicine is used for cardiac resuscitation or medicine treatment.
(4) The environment temperature measuring unit (26) and the body temperature measuring unit (27) of the temperature monitoring unit detect the environment temperature and the body temperature of a patient, the difference value of the environment temperature signal and the body temperature signal of the patient is compared through the body temperature signal comparison circuit (28), if the difference value is large and the environment temperature is low, the defibrillation effect can be influenced, and defibrillation is performed after a period of cardiac resuscitation is required.
(5) The pulse blood oxygen monitoring unit detects the pulse and blood oxygen of a patient, and generally, if the blood oxygen of the patient is low, the patient may have anoxic cardiac arrest, and if so, defibrillation cannot be performed immediately, and defibrillation operation is performed after improving the anoxia. The pulse blood oxygen monitoring unit detects the pulse and blood oxygen of a patient and compares the detected pulse and blood oxygen with a blood oxygen threshold value prestored in the internal control host (5), and if the blood oxygen content cannot reach the standard capable of defibrillation, defibrillation is not recommended to be displayed.
(6) The transthoracic impedance amplitude determines the defibrillation energy and the defibrillation waveform change selection, and the transthoracic impedance can be accurately measured to improve the defibrillation effect. In the application, the transthoracic impedance of a patient is detected through an impedance monitoring unit, a clock circuit, a reset circuit, a BOOT starting selection circuit and a downloading interface circuit are arranged outside an MCU (17) to be connected with an impedance measuring chip (16), an amplifying circuit (18) and a filter circuit (19), and the impedance measuring chip (16) adopts AD 5933. The impedance monitoring unit is electrically connected with the defibrillation electrode (3), the transthoracic impedance detection is directly carried out by using the defibrillation electrode (3), the defibrillation electrode is attached to the chest of a patient during defibrillation, the impedance detection is carried out at the moment, and then the defibrillation energy and the defibrillation waveform are selected according to the impedance. When in defibrillation, the impedance monitoring unit is interlocked with the power circuit of the high voltage generation unit (2) through the cut-off switch (20), so that defibrillation current is prevented from flowing into the impedance monitoring unit.
(7) In the application, use the solid fixed ring of chest to be fixed in patient chest with detection electrode board (12), it is fixed convenient, in the first aid, do not need the manual work to look for the position, only need laminate stationary blade (7) in patient's chest, laminate two lateral part fixed plates (8) in patient's chest both sides after rotating, then will fix peg graft pole (11) and pass fixed insertion piece (9) and activity insertion piece (10), make lateral part fixed plate (8) fixed with stationary blade (7), thereby make stationary blade (7) the rigidity in patient chest.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the chest securing ring of the present invention;
FIG. 3 is a block diagram of the configuration of the ECG monitoring assembly of the present invention;
FIG. 4 is a block diagram of the impedance monitoring assembly of the present invention;
FIG. 5 is a block diagram of the configuration of a ventricular fibrillation monitoring assembly of the present invention;
FIG. 6 is a block diagram of the temperature monitoring unit of the present invention;
fig. 7 is a block diagram of a pulse oximetry monitoring unit according to the present invention.
Detailed Description
The technical features of the present invention will be further explained with reference to the accompanying drawings and specific embodiments.
The invention relates to an intelligent defibrillator for cardiovascular disease first aid based on electrocardiographic data, which comprises a defibrillator host, wherein a monitoring component, a mobile power supply 4, an internal control host 5, an output power adjusting circuit 6 and a high voltage generating unit 2 are arranged in the defibrillator host, the defibrillator host is connected with a defibrillation electrode 3, the defibrillation electrode 3 is electrically connected with the high voltage generating unit 2, and the power output end of the mobile power supply 4 is electrically connected with the monitoring component and the power input end of the high voltage generating unit 2; the output power adjusting circuit 6 is arranged between the mobile power supply 4 and the high voltage generating unit 2, the output end of the output power adjusting circuit 6 is electrically connected with the power input end of the high voltage generating unit 2, the input end of the output power adjusting circuit 6 is electrically connected with the output end of the mobile power supply 4, and the output end of the internal control host 5 is electrically connected with the control input end of the high voltage generating unit 2; the monitoring component comprises an electrocardio monitoring component, a ventricular fibrillation monitoring component, a temperature monitoring unit, a pulse blood oxygen monitoring unit and an impedance monitoring unit, wherein the output ends of the electrocardio monitoring component, the ventricular fibrillation monitoring component, the temperature monitoring unit, the pulse blood oxygen monitoring unit and the impedance monitoring unit are electrically connected with the input end of the internal control host 5; the defibrillator host is provided with a display screen, and the signal input end of the display screen is electrically connected with the output end of the internal control host 5.
The monitoring assembly further comprises a chest fixing ring, the chest fixing ring comprises an arc-shaped fixing piece 7 and two arc-shaped side fixing plates 8, the two side fixing plates 8 are positioned at two ends of the fixing piece 7 and are pivoted with the fixing piece 7, two fixed inserting pieces 9 are arranged on the fixing piece 7, two movable inserting pieces 10 are respectively arranged on the two side fixing plates 8, fixed inserting rods 11 are arranged on the fixed inserting pieces 9, and the fixed inserting rods 11 penetrate through one of the fixed inserting pieces 9 and one of the movable inserting pieces 10; two detection electrode plates 12 are arranged on the inner surface of the arc-shaped opening of the fixing piece 7; and the arc-shaped inner surface of the fixing piece 7 and the arc-shaped inner surface of the side fixing plate 8 are respectively provided with an insulating layer.
A telescopic column 33 is arranged between the detection electrode plate 12 and the inner surface of the arc opening of the fixing piece 7, one end of the telescopic column 33 is fixedly connected with the fixing piece 7, and the other end of the telescopic column 33 is fixedly connected with the detection electrode plate 12 and is arranged in an insulating way with the detection electrode plate 12; a compression spring 34 is sleeved on the telescopic column 33.
The electrocardiogram monitoring assembly comprises a plurality of electrocardiogram monitoring electrodes 13, an electrocardiogram data processing module 14 and an electrocardiogram signal output module 15, wherein the electrocardiogram monitoring electrodes 13 are arranged on the detection electrode plate 12, the output end of the electrocardiogram monitoring electrodes 13 is electrically connected with the input end of the electrocardiogram data processing module 14, and the output end of the electrocardiogram data processing module 14 is electrically connected with the input end of the internal control host 5 through the electrocardiogram signal output module 15.
The electrocardiogram monitoring assembly further comprises an electrocardiogram stop-jump timing module 32, wherein the input end of the electrocardiogram stop-jump timing module 32 is electrically connected with the output end of the electrocardiogram signal output module 15, and the output end of the electrocardiogram stop-jump timing module 32 is electrically connected with the input end of the internal control host 5.
The impedance monitoring unit comprises an MCU17, an impedance measuring chip 16, an amplifying circuit 18 and a filter circuit 19, wherein the output end of the impedance measuring chip 16 is electrically connected with the input end of the MCU17, the output end of the filter circuit 19 is connected with the input end of the impedance measuring chip 16 through the amplifying circuit 18, and the input end of the filter circuit 19 is electrically connected with the defibrillation electrode 3; a cut-off switch 20 is arranged between the filter circuit 19 and the defibrillation electrode 3, the impedance monitoring unit is interlocked with the power circuit of the high voltage generating unit 2 through the cut-off switch 20, and the output end of the MCU17 is electrically connected with the input end of the internal control host 5.
The ventricular fibrillation monitoring component comprises an electrocardiosignal sampling processing module 21, an electrocardiosignal denoising and filtering module 22, a ventricular fibrillation filtering calculation module 23, an electrocardiogram QRS extraction module 24 and an electrocardiogram QRS calculation module 25; the input end of the electrocardiosignal sampling processing module 21 is electrically connected with the output end of the electrocardio monitoring component, the output end of the electrocardiosignal sampling processing module 21 is electrically connected with the input end of the electrocardio QRS calculating module 25 through the electrocardiosignal denoising and filtering module 22, the ventricular fibrillation filtering calculating module 23 and the electrocardiogram QRS extracting module 24 in sequence, and the output end of the electrocardio QRS calculating module 25 is electrically connected with the input end of the internal control host 5.
The temperature monitoring unit comprises an environment temperature measuring unit 26, a body temperature measuring unit 27 and a body temperature signal comparison circuit 28; the output ends of the environment temperature measuring unit 26 and the body temperature measuring unit 27 are electrically connected with the input end of the body temperature signal comparison circuit 28, and the output end of the body temperature signal comparison circuit 28 is electrically connected with the input end of the internal control host 5.
The pulse blood oxygen monitoring unit comprises a pulse monitoring electrode 29, a fingerstall type photoelectric sensor 30 and a pulse blood oxygen signal transmission module 31; the output ends of the pulse monitoring electrode 29 and the fingerstall type photoelectric sensor 30 are electrically connected with the input end of the pulse blood oxygen signal transmission module 31, and the output end of the pulse blood oxygen signal transmission module 31 is electrically connected with the input end of the internal control host 5.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art should understand that they can make various changes, modifications, additions and substitutions within the spirit and scope of the present invention.

Claims (9)

1. The utility model provides a cardiovascular disease first aid is with intelligent defibrillator based on electrocardio data which characterized in that: the defibrillator comprises a defibrillator host, wherein a monitoring component, a mobile power supply (4), an internal control host (5), an output power adjusting circuit (6) and a high-voltage generating unit (2) are arranged in the defibrillator host, the defibrillator host is connected with a defibrillation electrode (3), the defibrillation electrode (3) is electrically connected with the high-voltage generating unit (2), and a power output end of the mobile power supply (4) is electrically connected with power input ends of the monitoring component and the high-voltage generating unit (2); the output power adjusting circuit (6) is arranged between the mobile power supply (4) and the high-voltage generating unit (2), the output end of the output power adjusting circuit (6) is electrically connected with the power input end of the high-voltage generating unit (2), the input end of the output power adjusting circuit (6) is electrically connected with the output end of the mobile power supply (4), and the output end of the internal control host (5) is electrically connected with the control input end of the high-voltage generating unit (2); the monitoring component comprises an electrocardio monitoring component, a ventricular fibrillation monitoring component, a temperature monitoring unit, a pulse blood oxygen monitoring unit and an impedance monitoring unit, wherein the output ends of the electrocardio monitoring component, the ventricular fibrillation monitoring component, the temperature monitoring unit, the pulse blood oxygen monitoring unit and the impedance monitoring unit are electrically connected with the input end of the internal control host (5); the defibrillator host is provided with a display screen, and the signal input end of the display screen is electrically connected with the output end of the internal control host (5).
2. The intelligent defibrillator for emergency treatment of cardiovascular diseases based on electrocardiographic data according to claim 1, wherein: the monitoring assembly further comprises a chest fixing ring, the chest fixing ring comprises an arc-shaped fixing piece (7) and two arc-shaped side fixing plates (8), the two side fixing plates (8) are positioned at two ends of the fixing piece (7) and are pivoted with the fixing piece (7), two fixed insertion pieces (9) are arranged on the fixing piece (7), two movable insertion pieces (10) are respectively arranged on the two side fixing plates (8), a fixed insertion rod (11) is arranged on the fixed insertion piece (9), and the fixed insertion rod (11) penetrates through one of the fixed insertion pieces (9) and one of the movable insertion pieces (10); two detection electrode plates (12) are arranged on the inner surface of the arc-shaped opening of the fixing piece (7); and the arc-shaped inner surface of the fixing piece (7) and the arc-shaped inner surface of the side fixing plate (8) are respectively provided with an insulating layer.
3. The intelligent defibrillator for emergency treatment of cardiovascular diseases based on electrocardiographic data according to claim 2, wherein: a telescopic column (33) is arranged between the detection electrode plate (12) and the inner surface of the arc-shaped opening of the fixing piece (7), one end of the telescopic column (33) is fixedly connected with the fixing piece (7), and the other end of the telescopic column (33) is fixedly connected with the detection electrode plate (12) and is arranged in an insulating way with the detection electrode plate (12); and a compression spring (34) is sleeved on the telescopic column (33).
4. The intelligent defibrillator for emergency treatment of cardiovascular diseases based on electrocardiographic data according to claim 2, wherein: the electrocardiogram monitoring assembly comprises a plurality of electrocardiogram monitoring electrodes (13), an electrocardiogram data processing module (14) and an electrocardiogram signal output module (15), wherein the electrocardiogram monitoring electrodes (13) are arranged on the detection electrode plate (12), the output ends of the electrocardiogram monitoring electrodes (13) are electrically connected with the input end of the electrocardiogram data processing module (14), and the output end of the electrocardiogram data processing module (14) is electrically connected with the input end of the internal control host (5) through the electrocardiogram signal output module (15).
5. The intelligent defibrillator for emergency treatment of cardiovascular diseases based on electrocardiographic data according to claim 3, wherein: the electrocardio monitoring component also comprises an electrocardio stop-jump timing module (32), the input end of the electrocardio stop-jump timing module (32) is electrically connected with the output end of the electrocardio signal output module (15), and the output end of the electrocardio stop-jump timing module (32) is electrically connected with the input end of the internal control host (5).
6. The intelligent defibrillator for emergency treatment of cardiovascular diseases based on electrocardiographic data according to claim 2, wherein: the impedance monitoring unit comprises an MCU (17), an impedance measuring chip (16), an amplifying circuit (18) and a filter circuit (19), wherein the output end of the impedance measuring chip (16) is electrically connected with the input end of the MCU (17), the output end of the filter circuit (19) is connected with the input end of the impedance measuring chip (16) through the amplifying circuit (18), and the input end of the filter circuit (19) is electrically connected with the defibrillation electrode (3); a cut-off switch (20) is arranged between the filter circuit (19) and the defibrillation electrode (3), the impedance monitoring unit is interlocked with the power circuit of the high-voltage generation unit (2) through the cut-off switch (20), and the output end of the MCU (17) is electrically connected with the input end of the internal control host (5).
7. The intelligent defibrillator for emergency treatment of cardiovascular diseases based on electrocardiographic data according to claim 2, wherein: the ventricular fibrillation monitoring assembly comprises an electrocardiosignal sampling processing module (21), an electrocardiosignal denoising and filtering module (22), a ventricular fibrillation filtering calculation module (23), an electrocardiogram QRS extraction module (24) and an electrocardio QRS calculation module (25); the input end of the electrocardiosignal sampling processing module (21) is electrically connected with the output end of the electrocardio monitoring component, the output end of the electrocardiosignal sampling processing module (21) is electrically connected with the input end of the electrocardio QRS calculating module (25) through the electrocardiosignal denoising and filtering module (22), the ventricular fibrillation filtering calculating module (23) and the electrocardiogram QRS extracting module (24) in sequence, and the output end of the electrocardio QRS calculating module (25) is electrically connected with the input end of the internal control host (5).
8. The intelligent defibrillator for emergency treatment of cardiovascular diseases based on electrocardiographic data according to claim 2, wherein: the temperature monitoring unit comprises an environment temperature measuring unit (26), a body temperature measuring unit (27) and a body temperature signal comparison circuit (28); the output ends of the environment temperature measuring unit (26) and the body temperature measuring unit (27) are electrically connected with the input end of the body temperature signal comparison circuit (28), and the output end of the body temperature signal comparison circuit (28) is electrically connected with the input end of the internal control host (5).
9. The intelligent defibrillator for emergency treatment of cardiovascular diseases based on electrocardiographic data according to claim 2, wherein: the pulse blood oxygen monitoring unit comprises a pulse monitoring electrode (29), a fingerstall type photoelectric sensor (30) and a pulse blood oxygen signal transmission module (31); the output ends of the pulse monitoring electrode (29) and the fingerstall type photoelectric sensor (30) are electrically connected with the input end of the pulse blood oxygen signal transmission module (31), and the output end of the pulse blood oxygen signal transmission module (31) is electrically connected with the input end of the internal control host (5).
CN202010636990.3A 2020-07-05 2020-07-05 Cardiovascular disease first aid is with intelligent defibrillator based on electrocardio data Withdrawn CN111701143A (en)

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