KR100858554B1 - Apparatus for measuring electrocardiogram - Google Patents

Abstract

The present invention relates to an electrocardiogram measuring apparatus and method, the electrocardiogram measuring apparatus according to the present invention, a bio-signal measuring unit for measuring a bio-signal including an electrocardiogram, a user activity state acquisition unit for obtaining user activity state information; Based on the user activity state information input from the user activity state acquisition unit and the electrocardiogram signal input from the biosignal measurement unit, the emergency situation determination unit for determining the presence of ECG abnormalities, and the ECG abnormality input from the emergency determination unit to the outside The notification is characterized by including an emergency notification unit.

ECG, vital signs, oxygen saturation, breathing, pulse, emergency, voice recognition

Description

Electrocardiogram measuring device {Apparatus for measuring electrocardiogram}

1 schematically shows an ECG system according to the present invention.

Figure 2 is a block diagram showing the configuration of an electrocardiogram measuring apparatus according to an embodiment of the present invention.

Figure 3 is a flow chart for measuring the presence of ECG abnormalities in the electrocardiogram measuring apparatus of the present invention.

<Brief Description of Drawings>

100: ECG measuring device

120: network

130: wireless communication device

150: computer

170: landline phone

The present invention relates to an electrocardiogram measuring device and an ECG abnormality notification method, in particular, to determine whether the ECG abnormality using not only the user's biometric signal but also the user's activity state information, and if the ECG abnormality is detected as a result to inform the outside It's about technology.

Increasingly, medical technologies are being developed to measure bio signals such as ECG, pulse, respiration, oxygen saturation, and the like. Among them, an electrocardiogram measuring device is most widely used to diagnose diseases related to the heart, such as myocardial infarction, angina pectoris, heart valve disease, heart failure, arrhythmia, and the like. The ECG measuring apparatus includes a Holter ECG, a Resting ECG, a Stress ECG measuring apparatus, and the like.

However, the conventional electrocardiogram measuring device simply recorded and analyzed electrocardiogram (Electocardiogram), and the data related to physical activity, which is the main cause of ECG signal distortion and closely related to the electrocardiogram, were recorded separately based on the memory of the subject and measured separately from the electrocardiogram measurement. After the measurement, the final diagnosis was made. As a result, the activity record, ECG measurement, and separate exercise measurement, which include activities such as walking, running, sleeping, driving, sitting, lying down, etc., in daily life, are not correlated with the measured ECG. There was a problem that can not be precise ECG analysis.

The present invention is derived from the above background, an object of the present invention is to accurately diagnose the presence of ECG abnormalities even when the user is active, and furthermore, ECG measuring device and ECG abnormality that can increase the convenience of user operation It provides a notification method.

It is an additional object of the present invention to provide an electrocardiogram measuring apparatus and an electrocardiogram abnormality notification method that allow a guardian to check the electrocardiogram abnormality of a patient regardless of the place.

It is a further object of the present invention to provide an electrocardiogram measuring apparatus and an electrocardiogram abnormality notification method capable of informing the presence or absence of an electrocardiogram and a current location of an electrocardiogram subject.

Electrocardiogram measuring apparatus according to the present invention for achieving the above object, the user to obtain the user activity state information when the abnormal signal detection signal from the bio-signal measuring unit for measuring the biological signal including the electrocardiogram and ECG abnormal symptoms detection unit An emergency state determination unit for determining an ECG abnormality based on an activity state acquisition unit, user activity state information input from a user activity state acquisition unit, and an ECG signal input from a biosignal measurement unit, and an emergency state determination unit It characterized by including an emergency situation notification unit for notifying the presence of abnormal ECG.

According to this aspect, the ECG measuring apparatus of the present invention can accurately diagnose the presence of ECG abnormalities even when the user is active.

According to an additional aspect of the present invention, the electrocardiogram measuring apparatus is provided with a voice output unit for outputting a voice question about the user's activity state when the electrocardiogram abnormal symptom detection signal is input from the electrocardiogram abnormal symptom detection unit, and is input from a microphone (MIC). The apparatus may further include a voice recognition unit recognizing a voice signal, wherein the user activity state obtaining unit obtains the activity state information of the user based on a result recognized by the voice recognition unit.

Furthermore, the electrocardiogram measuring apparatus of the present invention is implemented to check a user's activity state through voice, thereby providing convenience of operation to a currently active user.

According to another additional aspect of the present invention, the ECG measuring apparatus further includes a communication unit for transmitting and receiving data with an external device through a network, and a storage unit for storing connection information about the external device, wherein the emergency situation notification unit is stored in the storage unit. After connecting the communication with the external device through the communication unit using the connection information, characterized in that the user automatically informs the presence of ECG abnormalities.

According to this aspect, the electrocardiogram measuring apparatus of the present invention is implemented to automatically notify the presence of electrocardiogram abnormality to the family, doctors, emergency centers, in addition to the user himself or herself to allow the guardian to check the patient's electrocardiographic abnormalities regardless of location Provide convenience.

According to another additional aspect of the present invention, the ECG measuring apparatus further comprises a GPS receiver for receiving a plurality of GPS satellite signals to calculate the current position information, the emergency notification unit communication unit current position information input from the GPS receiver It is characterized in that for transmitting to the external device through.

According to this aspect, the ECG measuring apparatus of the present invention is implemented to notify the presence of ECG abnormalities and the current position of the ECG subject to the outside can monitor the current position of the patient at any time. Furthermore, the caregiver can quickly move to the location of the patient with ECG abnormalities and take first aid.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings so that those skilled in the art can easily understand and reproduce the present invention.

1 schematically shows an ECG system according to the present invention.

As shown, the electrocardiogram measuring system according to the present embodiment includes an electrocardiogram measuring apparatus 100, a wireless communication apparatus 130, a computer 150, a general telephone apparatus 170, and devices 100, 130, 150, A network 120 that connects communications between 170.

The electrocardiogram measuring apparatus 100 determines the presence or absence of an electrocardiogram by measuring a biosignal. In one embodiment, the electrocardiogram measuring apparatus 100 may be implemented to directly select and input whether a user activity state is closely related to an electrocardiogram signal measurement error when measuring a conventional biosignal. More preferably, the electrocardiogram measuring apparatus 100 may be implemented to inquire whether the user's activity state by voice, and to determine the measured electrocardiogram signal according to the user's activity state confirmed through the user's voice recognition input as a response. . In addition, the electrocardiogram measuring apparatus 100 may include a biosignal measuring apparatus for measuring pulse, respiration, oxygen saturation, etc. in addition to the electrocardiogram as an aid for determining the presence or absence of electrocardiogram abnormality. In addition, the electrocardiogram measuring apparatus 100 automatically communicates an ECG abnormality determination result after connecting communication with each of the devices 100, 130, 150, and 170 connected to the network 120. In addition, the ECG measuring apparatus 100 may determine the position of the apparatus 100 using a plurality of GPS satellite signals and inform the outside.

The network 120 connects communication between the devices 100, 130, 150, and 170, and preferably includes a wireless communication switching network and a wired communication switching network. In the present specification, a wireless communication switching network should be interpreted as referring to a local area network and a mobile communication network. In addition, the wired communication switching network should be interpreted as referring to both the public switched telephone network (PSTN) and the Internet network.

The wireless communication device 130 may be implemented as a wireless handset, a mobile phone, a personal digital assistant (PDA), or the like. Here, the wireless handset is a wireless handset such as a voice handset, a Bluetooth, a Zigbee, a wireless LAN (WLAN) conforming to the IEEE 802.11 a / b / g standard, and an ultra wide band (UWB) communication. A communication module, a keypad, a liquid crystal display, an alarm unit, a power supply unit and a microprocessor integrated with a ROM, a RAM, and a peripheral device may be implemented.

The computer 150 transmits and receives data with the ECG apparatus 100 through the network 120. In the case of hardware (H / W), the computer 150 may include a wired communication module such as a modem, RS-232, USB, or a wireless LAN that conforms to the Bluetooth, Zigbee, and IEEE 802.11 a / b / g standards. Wireless communication modules such as Wireless LAN (WLAN), Ultra Wide Band (UWB) communication, relatively large hard disk drive or flash storage, liquid crystal display, power supply, and each component are controlled. And a microprocessor with integrated RAM and peripherals.

The general telephone device 170 is equipped with a general telephone call module for connecting a call with another telephone through a wired telephone exchange network. Since the configuration of the general telephone apparatus 170 is well known before this application, a detailed description thereof will be omitted.

Figure 2 is a block diagram showing the configuration of an electrocardiogram measuring apparatus according to an embodiment of the present invention.

As shown, the electrocardiogram measuring device is largely the biosignal measuring unit 210, the voice output unit 220, the voice recognition unit 230, the display unit 240, the storage unit 250 and the control unit ( 260 may be implemented. Although not shown in the drawings may further include an operation unit for receiving a user operation command.

The biosignal measuring unit 210 measures a biosignal of a patient, and in one embodiment, the biosignal measuring unit 210 may include an electrocardiogram (211) for measuring an electrocardiogram (ECG) of the patient. The electrocardiogram measuring unit 211 is input from an analog signal processor and an analog signal processor for detecting a biopotential from an electrode unit including a plurality of electrodes attached to a body of a patient and detecting an electrical signal of a human body, and an electrical signal detected from the electrode unit. It may be implemented by including a digital signal processor for converting the analog data into digital data.

The voice output unit 220 outputs a query for the activity state of the user as a voice, and may be implemented by including a voice reproducing unit 221 including a voice storage unit, a digital analog converter 222, and a speaker (SPK). have. The voice recognition unit 230 recognizes a voice signal input from a microphone (MIC), which may be implemented as a voice recognition processor or a voice recognition dedicated chip well before the filing date.

The display unit 240 is usually implemented as a liquid crystal display and displays the progress of operation in the device and a menu selection screen of the user. Preferably, the display unit 240 may be implemented to include a touch screen device.

The storage unit 250 stores an executable program and related data. Preferably, the storage unit 250 includes a static random access memory (SRAM) having a capacity of several megabits and a flash memory having a capacity of several tens of megabits. It can be implemented in one chip. In one embodiment, preferably, the storage unit 250 may store bio-signal information for each user's activity state, for example, during a workout.

The controller 260 may be implemented as a microprocessor in which a ROM, a RAM, and a peripheral device are integrated therein. As illustrated in FIG. 2, the controller 260 includes an ECG abnormality detection unit 261, a user activity state acquisition unit 262, an emergency situation determination unit 263, and an emergency situation notification unit 264.

The electrocardiogram abnormal symptom detector 261 detects the electrocardiogram abnormal symptom by analyzing an electrocardiogram signal input from the biosignal measuring unit 210. Here, ECG abnormal symptom, for example, external contraction in which the heartbeat sometimes skips once, atrial fibrillation without heart rhythm because the atrium moves arbitrarily, and other paroxysmal rash. Or ventricular fibrillation.

The user activity state obtaining unit 262 obtains activity state information of the user. In one embodiment, the user activity state acquisition unit 262 may directly receive a user activity state mode via the operation unit to obtain activity state information of the user. Preferably, the user activity state acquisition unit 262 may be implemented to obtain user activity state information of the voice recognized by the voice recognition unit 230. Here, the user activity state includes exercise, sauna, and the like. In this case, the user activity state acquisition unit 262 obtains user activity state information such as exercise and sauna from the voice recognized by the voice recognition unit 230.

The emergency situation determination unit 263 stores the user activity state information input from the user activity state acquisition unit 262 and the electrocardiogram signal input from the biosignal measurement unit 210 according to the user activity state stored in the storage unit 250. ECG abnormality is determined by comparing with information. The emergency situation notification unit 264 notifies the outside of the ECG input from the emergency situation determination unit 263 through the voice output unit 220 or the display unit 240.

According to an additional aspect of the present invention, in one embodiment, the biosignal measuring unit 210 includes a pulse measuring device 212 for measuring a pulse as an aid for determining an ECG abnormality, and a respiration measuring device 213 for measuring breathing. And at least one of the oxygen saturation measuring devices 214 for measuring the oxygen saturation degree.

Here, the pulse measuring device 212, for example, to measure the light transmittance of the capillary blood vessel, may be implemented by including an infrared LED and PHOTO sensor, an amplifier and a microcomputer to measure the pulse. The pulse measuring device 212 uses a principle that a large amount of infrared rays is transmitted when the blood moves due to a high pulse in a state where a fingertip is inserted between the infrared LED and the PHOTO sensor, and the amount of rays is decreased while the heart is stopped for a while. The respiratory detector 213 measures the number of movements of the patient's rib cage up and down, and may be implemented by including a microcomputer that detects a movement change and counts the number of movements of the rib cage based on the acceleration sensor and the signal input from the acceleration sensor. have. Oxygen saturation measuring device 214 represents the arterial blood oxygen saturation of the capillaries passing through the nail as a kind of infrared absorption, it may be implemented including an infrared LED, PHOTO sensor, D / A converter and a microcomputer.

According to such an embodiment, the emergency determination unit 263 may include user activity state information input from the user activity state acquisition unit 262 and an electrocardiogram signal input from the biosignal measurement unit 210 and at least pulse, respiration, and oxygen saturation levels. The ECG abnormality may be determined based on a biosignal including one or more of the signals.

According to another additional aspect of the present invention, the ECG measuring apparatus includes a communication unit 270 for transmitting and receiving data to and from an external device through a network, and a storage unit 250 for storing connection information about the external device. It may further include. The connection information stored in the storage unit 250 may include a family member, a doctor, an emergency center call number, and the like. Here, the call number should be interpreted to include an internet address and an e-mail address as well as wired and wireless telephone numbers. The communication unit 270 transmits and receives data through an external device such as a wireless communication device 130, a computer 150, a general telephone device 170, and a network 120. The wired communication unit 271 or the wireless communication unit 272 is provided. ) May be included.

The wired communication unit 271 may be embodied by a communication module such as a commonly known Ethernet LAN card, modem, RS-232, USB, or the like. On the other hand, the wireless communication unit 272 is a short-range communication such as Bluetooth (Bluetooth), Zigbee (zigbee), Wireless LAN (WLAN), Ultra Wide Band (UWB) communication, etc. conforming to the IEEE 802.11 a / b / g standard The module may be implemented as a telecommunication module including an antenna and an RF circuit for transmitting and receiving voice and data signals with a mobile communication network. In the present specification, the telecommunication module should be interpreted to cover not only various versions of CDMA but also existing methods such as cellular, GSM, and W-CDMA, as well as mobile communication.

 According to such an embodiment, the emergency notification unit 264 connects communication with an external device through the communication unit 270 using the connection information stored in the storage unit 250 to automatically notify the user whether there is an ECG abnormality. Can be implemented. Accordingly, the electrocardiogram measuring apparatus of the present invention is implemented to immediately contact the family, doctor, emergency center in case of an ECG abnormality of the patient or the patient, so that the guardian can check the ECG abnormality of the patient regardless of the place or time. You can check it. In one embodiment, the emergency situation notification unit 264 recognizes that the user unresponsive signal for the voice query about the user's activity state from the voice recognition unit 230 as an unconscious situation, the family through the communication unit 270 It may be implemented to automatically notify the user of unconsciousness after connecting communication with the attending physician or emergency center.

According to an additional aspect of the present invention, in one embodiment, the ECG measuring apparatus may further include a GPS receiver 280 that receives a plurality of GPS satellite signals and calculates current location information. According to this additional embodiment, the emergency situation notification unit 264 transmits the current location information input from the GPS receiver 280 through the communication unit 270 to an external device such as the wireless communication device 130 and the computer 150. It may be implemented to further transmit to the telephone device 170.

Figure 3 is a flow chart for measuring the presence of ECG abnormalities in the electrocardiogram measuring apparatus of the present invention. According to an aspect of the present invention, an ECG measuring apparatus includes a biosignal measuring unit 210, a voice output unit 220, a voice recognition unit 230, a display unit 240, and a storage unit 250 including an electrocardiogram measuring unit 211. And the controller 260 may be implemented.

According to this aspect, in one embodiment the control unit 260 is attached to the body of the patient from the electrocardiogram measuring device 211 for measuring the biopotential through the electrical signals detected by a plurality of electrodes for sensing the electrical signal of the human body The ECG signal is received (S301). Thereafter, the controller 260 analyzes the ECG signal to detect an ECG abnormal symptom (S302). Here, ECG abnormal symptom, for example, external contraction in which the heartbeat sometimes skips once, atrial fibrillation without heart rhythm because the atrium moves arbitrarily, and other paroxysmal rash. Or ventricular fibrillation.

After that, when the ECG abnormality is detected, the controller 260 outputs an inquiry about the activity state of the user through the voice output unit 220 (S303). Thereafter, the controller 260 recognizes the voice signal input from the microphone MIC and obtains user activity state information (S304). Here, the user activity state includes exercise, sauna, and the like. Although the illustrated figure shows that the control unit 260 acquires the user's activity state through voice recognition, the present invention is not limited thereto. Can be obtained. In one embodiment, the control unit 260 recognizes an unconscious situation when a user's non-response signal for a voice query regarding a user's activity state is input, and automatically communicates the user's unconsciousness after connecting communication with a family member, a doctor or an emergency center. It can be implemented to.

The controller 260 determines whether there is an ECG abnormality based on the obtained user activity state information and the ECG signal (S306). For example, the controller 260 compares the user activity state information and the electrocardiogram signal with the bio signal information for each user activity state stored in the storage 250 to determine whether there is an ECG abnormality. Thereafter, the controller 260 notifies the determination result to the outside (S307).

According to an additional aspect of the present invention, the bio-signal measuring unit 210 is a pulse measuring device 212 for measuring the pulse rate, the respiratory measuring device 213 for measuring the respiration and oxygen saturation as an aid for determining the presence of ECG abnormalities At least one or more of the oxygen saturation measuring device 214 to be measured may be further included.

According to this additional aspect, the control unit 260 further includes a step (S305) of collecting a biological signal including at least one of a pulse, respiration, oxygen saturation signal after step S304 of obtaining user activity state information. do. Accordingly, the controller 260 determines whether there is an ECG abnormality based on user activity state information and an ECG signal, and a biosignal including at least one of a pulse, respiration, and oxygen saturation signal (S306).

According to another additional aspect of the present invention, an ECG measuring device includes a communication unit 270 for transmitting and receiving data to and from an external device through a network, and an external device such as a wireless communication device 130, a computer 150, and a general telephone device ( It may further include a storage unit 250 that stores the connection information for 170.

According to this additional aspect, the controller 260 automatically connects the communication with the external device using the connection information stored in the storage 250 and automatically informs the external device of the ECG abnormality of the user (S307).

According to an additional aspect of the present invention, in one embodiment, the ECG measuring apparatus may further include a GPS receiver 280 that receives a plurality of GPS satellite signals and calculates current location information. According to this additional aspect, after the step S306 of determining whether there is an ECG abnormality, the controller 260 receives a plurality of GPS satellite signals to calculate current location information of the ECG measuring device, and connects the connection information stored in the storage unit. The method may further include transmitting the current location information and the ECG abnormality of the user to the external device after connecting the communication with the external device.

As described in detail above, the ECG measuring apparatus according to the present invention can accurately diagnose the presence of ECG abnormalities even when the user is active. Furthermore, the electrocardiogram measuring apparatus of the present invention is implemented to check the user's activity state through voice, thereby providing convenience to the user.

In addition, the electrocardiogram measuring apparatus of the present invention is implemented to automatically notify the presence of electrocardiogram abnormality to the family, the attending physician, the emergency center, in addition to the user himself or herself to provide a convenience that allows the guardian to check the ECG abnormality of the patient regardless of the place do.

In addition, the electrocardiogram measuring apparatus of the present invention is implemented to inform the outside of the electrocardiogram abnormality and the current position of the electrocardiogram monitor, the guardian can monitor the current position of the patient at any time. Furthermore, the caregiver can quickly move to the location of the patient who developed ECG abnormalities and take first aid.

Although the present invention has been described with reference to the accompanying drawings, it will be apparent to those skilled in the art that many various obvious modifications are possible without departing from the scope of the invention from this description. Therefore, it should be interpreted by the claims described to include many such variations.

Claims (13)

A biosignal measuring unit configured to measure a biosignal including an electrocardiogram; An electrocardiogram abnormal symptom detection unit for detecting an electrocardiogram abnormal symptom by analyzing an electrocardiogram signal input from the biosignal measuring unit; A user activity state obtaining unit for obtaining user activity state information when an abnormal symptom detection signal is input from the ECG abnormal symptom detection unit; An emergency situation determination unit comparing the user activity state information input from the user activity state obtaining unit and the electrocardiogram signal input from the bio signal measuring unit with previously stored bio signal information for each user activity state to determine whether there is an electrocardiogram abnormality; An emergency situation notification unit for notifying an ECG abnormality input from the emergency determination unit to the outside; Electrocardiogram measuring device comprising a. According to claim 1, wherein the ECG measuring device is: A voice output unit configured to output a voice question about an activity state of the user when the ECG abnormal signal detection signal is input from the ECG abnormal signal detection unit; Further comprising: a voice recognition unit for recognizing a voice signal input from the microphone (MIC), And the user activity state obtaining unit obtains user activity state information of the voice recognized from the voice recognition unit. The method of claim 1, wherein the bio-signal measuring unit: It further comprises at least one or more of the pulse measuring device for measuring the pulse, the respiratory measuring device for measuring the breath, the oxygen saturation measuring device for measuring the oxygen saturation degree, A user who pre-stores the user's activity state information input from the user's activity state obtaining unit, an electrocardiogram signal input from the bio signal measuring unit, and at least one of a pulse, respiration, and oxygen saturation signal; Electrocardiogram measuring apparatus for determining the presence of ECG abnormality compared to the bio-signal information for each activity state. The electrocardiogram measuring device according to claim 1 or 2, further comprising: A communication unit which transmits and receives data with an external device through a network; Further comprising: a storage unit for storing the connection information for the external device, Electrocardiogram measuring apparatus characterized in that the emergency notification unit automatically informs the user of the ECG abnormality after connecting the communication with the external device through the communication unit using the connection information stored in the storage unit. The method of claim 4, wherein the emergency notification unit: When a user's non-response signal is input from the voice recognition unit for a voice query regarding a user's activity state, the communication information is automatically notified after connecting communication with an external device through the communication unit using the connection information stored in the storage unit. Electrocardiogram measuring device, characterized in that. The electrocardiogram measuring device according to claim 4, further comprising: And a GPS receiver configured to receive a plurality of GPS satellite signals and calculate current location information. Electrocardiogram measuring device characterized in that the emergency notification unit further transmits the current location information input from the GPS receiver to the external device through the communication unit. The EKG apparatus of claim 4, wherein the connection information stored in the storage unit includes at least one of a family member, a doctor, and an emergency center call number. delete delete delete delete delete delete

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