WO2019132064A1 - Procédé et appareil de mesure de l'élasticité veineuse - Google Patents

Procédé et appareil de mesure de l'élasticité veineuse Download PDF

Info

Publication number
WO2019132064A1
WO2019132064A1 PCT/KR2017/015623 KR2017015623W WO2019132064A1 WO 2019132064 A1 WO2019132064 A1 WO 2019132064A1 KR 2017015623 W KR2017015623 W KR 2017015623W WO 2019132064 A1 WO2019132064 A1 WO 2019132064A1
Authority
WO
WIPO (PCT)
Prior art keywords
vein
tapping
wave
measurement sensor
elasticity
Prior art date
Application number
PCT/KR2017/015623
Other languages
English (en)
Korean (ko)
Inventor
김재욱
이상훈
전민호
김정윤
Original Assignee
한국 한의학 연구원
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 한국 한의학 연구원 filed Critical 한국 한의학 연구원
Priority to PCT/KR2017/015623 priority Critical patent/WO2019132064A1/fr
Publication of WO2019132064A1 publication Critical patent/WO2019132064A1/fr

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • 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
    • A61B5/021—Measuring pressure in heart or blood vessels

Definitions

  • the following description relates to a method and an apparatus for measuring vein elasticity.
  • the method and apparatus for measuring vein elasticity can provide a method and an apparatus for measuring the elasticity of vein blood vessels by a modern pulse wave measuring method with the purpose of utilizing it for disease diagnosis.
  • the method and apparatus for measuring the venous elasticity can be applied, By measuring the degree of peripheral circulatory disturbance and varicose veins can be detected early, and can be prevented and managed.
  • a venous elasticity measurement apparatus includes: a tapping unit for tapping a vein; A sensing unit including a strap for holding pressure on the measurement sensor; And a controller for controlling an interval between the tapping unit and the sensing unit.
  • the apparatus for measuring venous elasticity may be configured to measure the delivery speed of a first tapping wave transmitted to a heart and a size of the first tapping wave, a delivery speed of a second tapping wave transmitted to a distal side, The vein elasticity can be measured based on the size of the wave.
  • the measurement sensor includes a first measurement sensor and a second measurement sensor arranged at a predetermined distance from the tapping portion, wherein the first measurement sensor is disposed in the cardiac direction on the vein, The first measurement sensor measures a first tapping wave in a cardiac direction and the second measurement sensor measures a second tapping wave in a terminal direction, Wherein the tapping portion is disposed at the center of the first measurement sensor and the second measurement sensor and generates a tapping wave based on the vein and the vein elasticity is measured using the distance between the simultaneously measured measurement sensors And the vein elasticity can be measured based on the degree of the pressure wave attenuation along the distance between the measurement sensors simultaneously sensed.
  • the vein elasticity can be measured based on the degree of pressure wave attenuation along the distance between the simultaneously measured measurement sensors.
  • the measurement sensor may include at least one of a pressure wave measurement sensor and an acoustic wave measurement sensor.
  • the vein elasticity measuring apparatus can detect the position of the vein based on the size of the sound wave measured by the sound wave measuring sensor.
  • the vein position searching unit may compare the measured sound wave size and the reference sound wave size.
  • the tapping portion may generate a tapping wave based on the vein.
  • the measurement sensor includes an acoustic wave measurement sensor, and the acoustic wave measurement sensor can sense the generated tapping wave as a sound wave.
  • the venous elasticity measuring apparatus can determine the position of the vein based on the size of the sensed sound waves.
  • the vein elasticity measuring apparatus may further include a vein length measuring unit for measuring a vein length between the position of the vein close to the tapping unit and the position of the vein close to the sensing unit.
  • the apparatus for measuring venous elasticity may further include a communication unit for communicating with a user terminal for calculating a vein elasticity.
  • the user terminal may analyze the vein elasticity based on the signal received from the communication unit, and display the result of the analyzed vein elasticity.
  • a method for measuring venous elasticity includes the steps of: recording a time at which a vein is tapping; Sensing at least one of a tapping pressure wave or a transmission time point and a size of a sound wave transmitted to the vein; And calculating a delivery speed of the tapping pressure wave or sound wave based on the sensed result.
  • the method for measuring venous elasticity may further include determining a vein elasticity according to the calculated result.
  • the determining comprises: determining a delivery rate of the first tapping wave delivered to the heart and a size of the first tapping wave, a delivery velocity of the second tapping wave delivered to the distal side, The vein elasticity can be determined based on the size.
  • the calculating step may calculate the delivery speed using a difference between the tapping time point and the delivery time point.
  • the method for measuring venous elasticity may further include searching for a position of the vein using a sound wave measuring sensor.
  • the searching step may search for the position of the vein based on the size of the sound wave measured by the sound wave measuring sensor.
  • the searching step may compare the size of the measured sound wave and the reference sound wave size, and determine the position of the vein according to the compared result.
  • the method for measuring venous elasticity may further comprise the step of communicating with a user terminal for calculating a vein elasticity.
  • a method for measuring venous elasticity comprises: determining a magnitude of pressure to be tapped into a vein; Sensing a magnitude of a tapping pressure wave delivered to the vein; And calculating a degree of pressure wave attenuation according to the distance of the tapping point based on the sensed tapping pressure wave.
  • the step of sensing may further comprise measuring the measurement point of the tapping pressure wave at two or more points and determining the vein elasticity based on the degree of the pressure wave attenuation.
  • the method and apparatus for measuring vein elasticity have the effect of measuring the elasticity of vein blood vessels by a simple method.
  • the method and apparatus for measuring venous elasticity have the effect of early detection, prevention, and management of peripheral circulatory disorders and varicose veins by measuring the elasticity of venous blood vessels.
  • FIG. 1 shows a method according to one embodiment of a method for measuring vein elasticity.
  • FIG. 2 shows a configuration according to an embodiment of a vein elasticity measuring apparatus.
  • FIG 3 shows a flow according to an embodiment of the method for measuring vein elasticity.
  • Figure 4 shows a method according to one embodiment of a method for measuring venous elasticity.
  • FIG. 5 is a flow chart showing a flow according to an embodiment of a method for measuring vein elasticity.
  • 6A and 6B are views for explaining an example of a method of measuring elasticity according to an embodiment.
  • FIG. 7 is a diagram showing an example of a waveform of a measured tapping wave according to an embodiment.
  • FIG. 8 is a graph showing a result of comparing the propagation speeds of the individual waves according to one embodiment of the present invention.
  • first or second may be used to describe various elements, but such terms should be interpreted solely for the purpose of distinguishing one element from another.
  • first component may be referred to as a second component, and similarly, the second component may also be referred to as a first component.
  • FIG. 1 shows a method according to one embodiment of a method for measuring vein elasticity.
  • the overall system may include a vein elasticity measurement apparatus 100, a user terminal 110, and the like.
  • the venous elasticity measurement apparatus 100 may include a user terminal 110 as the case may be.
  • the venous elasticity measurement apparatus 100 may be configured to include at least one of a processor, a memory, a transmitter, a receiver, an electronic circuit, an electric circuit, an integrated circuit, an electronic device, and a magnetic device.
  • the user terminal 110 may be, but is not limited to, a computing device or display, such as a smart phone, including at least one of a processor, a memory, and a data transceiver.
  • the venous elasticity measurement apparatus 100 can communicate with a user terminal 110 having a control system via a communication cable.
  • the vein elasticity measuring apparatus 100 can measure and analyze the vein elasticity with the degree of pressure wave attenuation according to the distance from the tapping point by measuring the measurement point of the rudder pressure wave at two or more points.
  • the venous elasticity measurement apparatus 100 may be applied not only to the lower limb but also to the vein of the whole human body.
  • the venous elasticity measurement apparatus 100 may fix the measurement sensor in a cuff or band manner, but may also measure the sensor in a light contact with the vein skin using a disposable sticker or the like. At this time, the venous elasticity measuring apparatus 100 may measure the degree of the pressure wave attenuation by attaching and measuring the elasticity measuring sensor at two or more points simultaneously.
  • the user terminal 110 may include a communication unit connected to the vein elasticity measurement apparatus 100 through a communication cable or the like to transmit and receive signals or data.
  • the user terminal 110 may control the tapping strength and speed of the tapping portion of the venous elasticity measurement apparatus 100, and may provide the user with an interface for controlling the tapping portion.
  • the tapping part and the sensing part are connected with a predetermined interval, and the tapping part and the sensing part are attached or disposed on a specific part of the body to repeatedly measure the signal, and the positions of the tapping part and the sensing part are switched
  • the vein elasticity measuring apparatus 100 measures the propagation speed of the first tapping wave and the size of the first tapping wave transmitted to the heart, the size of the first tapping wave transmitted to the heart, The vein elasticity can be determined and measured by comparing and analyzing the velocity and the size of the second tapping wave.
  • the user terminal 110 may control the pressing of the sensing portion. That is, an interface may be provided to the user to determine a constant pressure level to be maintained by the measurement sensor of the venous elasticity measurement apparatus 100, for example.
  • the user terminal 110 may include a filter unit that receives the measurement signal measured by the measurement sensor of the venous elasticity measurement apparatus 100 using the communication unit and filters the received measurement signal.
  • the user terminal 110 may include an amplification section for amplifying the received measurement signal or the filtered measurement signal.
  • the user terminal 110 may also include a storage unit for storing the received measurement signal or the filtered measurement signal or the amplified measurement signal.
  • the user terminal 110 may include an analyzer for analyzing the stored measurement signal.
  • the user terminal 110 may include a display for displaying the analyzed result or may provide an interface for providing the analyzed result to the user.
  • the user terminal 110 may display on the screen whether or not some of the vein blood vessels of the user's body is abnormally expanded, and may display whether or not the vein blood vessel is stiff. Also, the user terminal 110 may display on the screen whether or not the elasticity of the vein blood vessel is normal.
  • FIG. 2 shows a configuration according to an embodiment of a vein elasticity measuring apparatus.
  • the apparatus for measuring venous elasticity may include a tapping unit 210, a sensing unit 220, and a controller 230.
  • the sensing unit 220 may include a pressure pulse wave sensor 221 and an acoustic wave sensor 222.
  • the tapping portion 210 of the venous elasticity measuring device may tap the corresponding vein at a constant interval and intensity to measure the elasticity of the vein 240.
  • the sensing unit 220 of the venous elasticity measuring apparatus can perform a pneumatic pressure function such as a strap that maintains a constant pressure on the measurement sensor.
  • the measurement sensor may be at least one of the pressure pulse wave sensor 221 and the sound wave sensor 222.
  • the controller 230 of the venous elasticity measuring apparatus can measure, adjust, and maintain the interval between the tapping unit 210 and the sensing unit 220.
  • the tapping portion 210 may include a phalangeal upper vein tapping portion including a tapping body position fixture.
  • the sound wave from the sound wave is relatively far from the sound source along the vein 240.
  • a vein navigation tool sonic information can be utilized. Further, when the pressure wave is very small, it is difficult to find the position of the vein 240. Therefore, a tool for finding the position of the vein 240 by using the output sound wave characteristics of the sonic sensor It can also be used.
  • the apparatus for measuring venous elasticity may be applied as a method of measuring the elasticity of the leg vein, but may be applied to the vein of the whole body of the user without limitation to the lower limb.
  • FIG 3 shows a flow according to an embodiment of the method for measuring vein elasticity.
  • the vein elasticity measuring method performed by the vein elasticity measuring apparatus may include the following steps.
  • the venous elasticity measurement device may record the time at which the vein is tapping.
  • the venous elasticity measurement device may sense at least one of a tapping pressure wave transmitted to the vein or a transmission time and size of a sound wave.
  • the venous elasticity measurement device may calculate the tapping pressure wave or the delivery speed of the sound wave based on the sensed result.
  • the vein elasticity measuring device may calculate the delivery speed using the difference between the tapping time and the delivery time.
  • the venous elasticity measuring device can determine the vein elasticity according to the calculated result. Also, as the case may be, the vein elasticity measuring apparatus may communicate with the user terminal for calculating the vein elasticity.
  • the venous elasticity measuring device may be able to search the position of the vein using a sound wave measuring sensor.
  • the venous elasticity measuring device may also detect the position of the vein based on the size of the sound wave measured by the sound wave measuring sensor.
  • the venous elasticity measuring apparatus can compare the size of the measured sound wave and the reference sound wave size, and determine the position of the vein according to the comparison result. That is, the venous elasticity measuring apparatus includes a sensing unit including a pressure wave measuring sensor and a sound wave measuring sensor, and can detect the exact position of the vein based on the size of a sound wave measured by the sound wave measuring sensor.
  • the apparatus for measuring venous elasticity measures the size of a sound wave in a sound wave sensor, searches the exact position of the vein by comparing the size of the measured sound wave with a predetermined reference sound wave size, May be determined based on a case where the amplitude of the sound wave is greater than or equal to a predetermined level, which is measured and transmitted to the sound wave measurement sensor.
  • Figure 4 shows a method according to one embodiment of a method for measuring venous elasticity.
  • the vein elasticity measuring method performed by the venous elasticity measuring apparatus may include the following steps.
  • the apparatus for measuring venous elasticity is configured to measure a pulse wave propagation velocity (PWV) using a transfer point of time Ts, a tapping point of time Tt, a fixed distance L between a tapping part and a sensing part, velocity.
  • the apparatus for measuring venous elasticity may determine the stiffness and elasticity of veins based on pressure pulse amplitude (PPA) or PWV.
  • PPA pressure pulse amplitude
  • the venous elasticity measuring device can judge the pathological condition based on the elasticity of the venous blood vessel by judging based on the pressure wave transmission rate.
  • the apparatus for measuring venous elasticity can judge the pathological condition based on the elasticity of vein blood vessels by judging based on the transmission pressure wave size of the tapping wave.
  • the venous elasticity measurement apparatus can record the tapping and tapping time Tt in real time at regular intervals using the tapping unit.
  • the fixed distance (L) between the tapping body and the sensing body may be 12cm? L? 15cm.
  • the venous elasticity measuring device measures the tapping pressure wave and the transmission time Ts / size (pressure pulse amplitude (PPA) and acoustic pulse amplitude (APA)) transmitted to the vein through the sensing part, can do.
  • the magnitude (APA) of the amplitude of the sound wave can be used to judge whether or not the pressure wave measurement sensor is properly positioned on the vein.
  • the venous elasticity measuring device may perform a signal preprocessing on the measured signal, etc., by removing the noise of the measured signal.
  • the venous elasticity measurement device may calculate the pulse wave velocity.
  • the venous elasticity measuring apparatus can calculate the pressure wave transmission time (PTT) using the following equation (1).
  • the vein elasticity measuring apparatus may calculate the pressure wave transmission rate (PWV) using the calculated pressure wave transmission time and the fixed distance (L) between the tapping unit and the sensing unit using the following equation (2).
  • the pressure wave propagation velocity of the normal person can be PWVnr (? 2.0 m / sec).
  • the tolerance range of the pressure wave propagation velocity can be? Pwv (? 0.5 m / sec).
  • the vein elasticity measuring apparatus can determine and calculate the pressure wave propagation velocity when the vein elasticity is abnormal, using the following equations (3) and (4).
  • the venous elasticity measuring device may also be configured such that, when the pressure wave transfer rate (PWV) is greater than the sum of the pressure wave transfer rate (PWVnr) of the normal person and the allowable range of the pressure wave transfer rate (DELTA pwv) It may be determined or determined to be on.
  • the venous elasticity measurement device can compare the pressure wave propagation velocity PWV with the lowest pressure wave propagation velocity PWV_low. At this time, if the pressure wave transmission rate is equal to or higher than the lowest pressure wave transmission rate, in step 460, the venous elasticity measurement apparatus can compare the pressure wave transmission rate (PWV) with the maximum pressure wave transmission rate (PWV_high). If the pressure wave transfer rate (PWV) is above the maximum pressure wave transfer rate (PWV_high), then in step 461, the venous elasticity meter measures the amplitude of the tapping pressure wave (PPA) The size (PPA_high) can be compared.
  • PPA tapping pressure wave
  • the vein elasticity measurement device may determine that the vein is in a stiff state A have. If the amplitude of the tapping pressure wave PPA is greater than the amplitude of the peak tapping wave amplitude PPA_high, then in step 463, the vein elasticity measurement device determines that the vein is in a stiff state B .
  • the venous elasticity measurement apparatus calculates the amplitude (PPA) of the tapping pressure wave and the magnitude (PPA_low) of the amplitude of the lowest tapping pressure wave Can be compared. At this time, if the amplitude of the tapping pressure wave (PPA) is equal to or larger than the amplitude (PPA_low) of the lowest tapping wave pressure, the vein elasticity measuring apparatus is in the state of abnormal expansion (A) Can be determined. If the magnitude PPA of the tapping pressure wave is less than the magnitude PPA_low of the lowest tapping pressure wave, then in step 453, the vein elasticity measurement device determines that the venous blood vessel is in an abnormal expansion (B) state Can be determined.
  • PPA amplitude
  • PPA_low the amplitude of the tapping pressure wave
  • the venous elasticity measurement device measures the amplitude of the tapping pressure wave PPA, The magnitude of the amplitude of the pressure wave (PPA_low) can be compared.
  • the venous elasticity meter measures the amplitude PPA of the tapping pressure wave The amplitude of the peak tapping pressure wave (PPA_high) can be compared.
  • the vein elasticity meter may determine that the vein is in a normal state have.
  • the venous elasticity measurement device can determine whether the pressure wave measurement sensor is correctly positioned on the vein by using the magnitude of the amplitude of the sound wave (APA).
  • the apparatus for measuring venous elasticity may determine whether the user is a normal person by using the amplitude of the tapping pressure wave (PPA).
  • PPA tapping pressure wave
  • the vein elasticity measuring apparatus can determine that the user is a normal person when the PPA exists within a predetermined size by using Equation (5) below.
  • the vein elasticity measuring apparatus may determine that the user is not a normal person when the PPA is out of a predetermined size range using Equations (6) and (7) below. If the PPA is less than PPA_low or is greater than PPA_high, the vein elasticity measuring device may determine that the user's vein is in an abnormally expanded or stiff state.
  • FIG. 5 is a flow chart showing a flow according to an embodiment of a method for measuring vein elasticity.
  • the vein elasticity measurement method performed by the venous elasticity measurement apparatus may include the following steps.
  • the vein elasticity measurement device can measure and analyze the vein elasticity by the degree of pressure wave attenuation according to the distance from the tapping point by measuring the measurement point of the rudder pressure wave at two or more points.
  • the venous elasticity measurement device may determine the magnitude of the pressure being tapped into the vein.
  • the venous elasticity measurement device may sense the magnitude of the tapping pressure wave delivered to the vein.
  • the venous elasticity measuring device can measure the tapping pressure wave at two or more points.
  • the venous elasticity measurement device may calculate the degree of pressure wave attenuation along the distance of the tapping point based on the magnitude of the sensed tapping pressure wave.
  • the venous elasticity measurement device may determine the vein elasticity based on the degree of pressure wave attenuation.
  • the apparatus for measuring venous elasticity is configured to derive the magnitude of the pressure tapped to the vein in the tapping section, to sense the tapping pressure wave amplitude delivered to the vein, and to compare the magnitude of the sensed pressure, The degree of pressure wave attenuation according to the distance from the pressure wave can be calculated.
  • the venous elasticity measuring apparatus may be a method of fixing the measurement sensor by a cuff or band type, but a method of measuring the measurement by lightly contacting the measurement sensor with the vein skin using a disposable sticker or the like may be used .
  • the venous elasticity measuring apparatus may measure the degree of pressure wave attenuation by attaching and measuring simultaneously the measurement sensor for measuring elasticity at two or more points.
  • the measurement sensors may be spaced apart from the tapping portion.
  • the first measurement sensor may be disposed in the direction of the heart in the vein at a predetermined distance in relation to the tapping portion, and the second measurement sensor may be disposed in the peripheral direction of the vein at a constant interval in comparison with the tapping portion.
  • the first measurement sensor measures a first tapping wave exhibiting a tapping wave characteristic in a direction toward the heart and the second measurement sensor measures a second tapping wave indicative of a tapping wave characteristic toward a terminal direction. It is possible to determine whether the function of the valve is deteriorated based on the difference between the delivery speed of the first tapping wave and the delivery speed of the second tapping wave.
  • the vein elasticity measuring apparatus may include a vein length measuring unit for measuring the length of the vein between the position of the vein close to the tapping unit and the position of the vein close to the sensing unit.
  • the venous elasticity measuring device can quickly navigate the vein using LED or infrared-based vein navigation technology and can accurately measure the length of the vein from the tapping part to the measuring part. That is, since the vein blood vessel is not a straight line, the vein elasticity measuring apparatus can search the measurement region or the vein in the tacky portion and the sensing portion to measure the length with the vein.
  • the apparatus for measuring venous elasticity is configured to set the tapping portion at the center position and to arrange the measurement sensors symmetrically and equidistantly in both the proximal direction and the distal direction of the vein By comparing the PWV with the size of the tapping wave measured in the direction of the heart and the direction of the peripheral direction, it is possible to judge the decline of the valve function of the venous blood vessel.
  • the apparatus for measuring vein elasticity may determine the difference in viscosity and elasticity of blood of a vein by performing a vein elasticity measuring method.
  • the venous elasticity measuring apparatus may determine the water content of the intravenous blood or the hyperlipemia or the like by performing the method for measuring the vein elasticity.
  • 6A and 6B are views for explaining an example of a method of measuring elasticity according to an embodiment.
  • 6A shows an example of measuring a tapping wave in a forward direction (peripheral direction to the heart) by attaching a sensor 610 and a tilt 620 to a user's body, 620 are switched and the tapping waves from the opposite direction (from the heart to the peripheral direction) are measured.
  • FIG. 7 is a diagram showing an example of a waveform of a measured tapping wave according to an embodiment.
  • a graph 710 shows a signal waveform measured through a differential FSR (Force Sensitive Resistor).
  • the graph 720 represents the signal waveform measured through the plurality of sensors 610 and the graph 730 represents the tapping wave of the reverse direction of FIG. 6B to the plurality of sensors 610
  • the signal waveforms measured through FIG. 7 shows that the graphs 710, 720, and 730 are aligned with respect to the same time base, and A represents a tie point.
  • B represents the reaction time of the tapping wave in the forward direction
  • C represents the reaction time of the tapping wave in the reverse direction. It can be seen that the velocity of the tapping wave in the reverse direction is slower than the velocity of the tapping wave in the forward direction through the graphs 710, 720, 730, and this velocity difference can be used to evaluate the function of the vascular valve have.
  • FIG. 8 is a graph showing a result of comparing the propagation speeds of the individual waves according to one embodiment of the present invention.
  • FIG. 8 as a result of measuring the propagation time of the tapping wave in the normal direction (corresponding to the tapping wave velocity) and the propagation time of the tapping wave in the opposite direction with respect to each subject, It can be seen that there is a difference in the propagation time of the tapping wave at This difference in delivery time can be used to evaluate the function of each subject's valve. Numbers in parentheses in the table of Fig. 8 indicate standard deviation.
  • the embodiments described above may be implemented in hardware components, software components, and / or a combination of hardware components and software components.
  • the devices, methods, and components described in the embodiments may be implemented within a computer system, such as, for example, a processor, a controller, an arithmetic logic unit (ALU), a digital signal processor, such as an array, a programmable logic unit (PLU), a microprocessor, or any other device capable of executing and responding to instructions.
  • the processing device may execute an operating system (OS) and one or more software applications running on the operating system.
  • the processing device may also access, store, manipulate, process, and generate data in response to execution of the software.
  • OS operating system
  • the processing device may also access, store, manipulate, process, and generate data in response to execution of the software.
  • the processing apparatus may be described as being used singly, but those skilled in the art will recognize that the processing apparatus may have a plurality of processing elements and / As shown in FIG.
  • the processing unit may comprise a plurality of processors or one processor and one controller.
  • Other processing configurations are also possible, such as a parallel processor.
  • the software may include a computer program, code, instructions, or a combination of one or more of the foregoing, and may be configured to configure the processing device to operate as desired or to process it collectively or collectively Device can be commanded.
  • the software and / or data may be in the form of any type of machine, component, physical device, virtual equipment, computer storage media, or device , Or may be permanently or temporarily embodied in a transmitted signal wave.
  • the software may be distributed over a networked computer system and stored or executed in a distributed manner.
  • the software and data may be stored on one or more computer readable recording media.
  • the method according to an embodiment may be implemented in the form of a program command that can be executed through various computer means and recorded in a computer-readable medium.
  • the computer readable medium may include program instructions, data files, data structures, and the like, alone or in combination.
  • Program instructions to be recorded on a computer-readable medium may be those specially designed and constructed for an embodiment or may be available to those skilled in the art of computer software. Examples of computer-readable media include magnetic media such as hard disks, floppy disks and magnetic tape; optical media such as CD-ROMs and DVDs; magnetic media such as floppy disks; Magneto-optical media, and hardware devices specifically configured to store and execute program instructions such as ROM, RAM, flash memory, and the like.
  • program instructions include machine language code such as those produced by a compiler, as well as high-level language code that can be executed by a computer using an interpreter or the like.
  • the hardware devices described above may be configured to operate as one or more software modules to perform the operations of the embodiments, and vice versa.

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Physics & Mathematics (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Cardiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physiology (AREA)
  • Vascular Medicine (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)

Abstract

La présente invention concerne un procédé et un appareil de mesure de l'élasticité veineuse. Un appareil de mesure de l'élasticité veineuse selon un mode de réalisation peut comprendre : une unité de perçage pour piquer une veine ; une unité de détection comprenant une sangle pour maintenir la pression sur un capteur de mesure ; et une unité de commande pour réguler la distance entre l'unité de perçage et l'unité de détection.
PCT/KR2017/015623 2017-12-28 2017-12-28 Procédé et appareil de mesure de l'élasticité veineuse WO2019132064A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/KR2017/015623 WO2019132064A1 (fr) 2017-12-28 2017-12-28 Procédé et appareil de mesure de l'élasticité veineuse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2017/015623 WO2019132064A1 (fr) 2017-12-28 2017-12-28 Procédé et appareil de mesure de l'élasticité veineuse

Publications (1)

Publication Number Publication Date
WO2019132064A1 true WO2019132064A1 (fr) 2019-07-04

Family

ID=67063883

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2017/015623 WO2019132064A1 (fr) 2017-12-28 2017-12-28 Procédé et appareil de mesure de l'élasticité veineuse

Country Status (1)

Country Link
WO (1) WO2019132064A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001037727A (ja) * 1999-08-02 2001-02-13 Nippon Colin Co Ltd 脈波伝播時間測定装置および左室収縮時間測定装置
KR20060114866A (ko) * 2005-05-03 2006-11-08 삼성전자주식회사 커프의 점탄성 특성을 이용한 혈압계 및 이를 구비한이동형 단말기
JP2008022995A (ja) * 2006-07-19 2008-02-07 Fukuda Denshi Co Ltd 静脈検査装置および静脈検査方法
JP2016511032A (ja) * 2013-02-22 2016-04-14 スクラバル，ファルコ Ｅｃｇ装置
JP2017523825A (ja) * 2014-07-11 2017-08-24 ヴェリリー ライフ サイエンシズ エルエルシー データ収集のためのウェアラブルデバイスの位置決め

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001037727A (ja) * 1999-08-02 2001-02-13 Nippon Colin Co Ltd 脈波伝播時間測定装置および左室収縮時間測定装置
KR20060114866A (ko) * 2005-05-03 2006-11-08 삼성전자주식회사 커프의 점탄성 특성을 이용한 혈압계 및 이를 구비한이동형 단말기
JP2008022995A (ja) * 2006-07-19 2008-02-07 Fukuda Denshi Co Ltd 静脈検査装置および静脈検査方法
JP2016511032A (ja) * 2013-02-22 2016-04-14 スクラバル，ファルコ Ｅｃｇ装置
JP2017523825A (ja) * 2014-07-11 2017-08-24 ヴェリリー ライフ サイエンシズ エルエルシー データ収集のためのウェアラブルデバイスの位置決め

Similar Documents

Publication Publication Date Title
US20200187810A1 (en) Device and method for sensing electrical activity in tissue
US6503206B1 (en) Apparatus having redundant sensors for continuous monitoring of vital signs and related methods
WO2017111342A1 (fr) Appareil de mesure de saturation en oxygène et procédé de mesure de saturation en oxygène associé
US20190175055A1 (en) Wrist-type body component measuring apparatus and body component measuring method using the same
US8970347B2 (en) Human body communication apparatus and authentication method of the same
WO2017192010A1 (fr) Appareil et procédé d'extraction de caractéristique cardiovasculaire
DE69739061D1 (de) Verfahren und vorrichtung zur nicht-invasiven anzeige von medizinischen bedingungen mittels des peripheren arteriellen druckes
EP3288447A1 (fr) Appareil et procédé d'extraction de caractéristique cardiovasculaire
WO2016099125A1 (fr) Dispositif de mesure de pouls et dispositif de calcul utilisant celui-ci
WO2018203712A1 (fr) Détermination de marqueurs de santé en utilisant des dispositifs portables
WO2015076462A1 (fr) Procédé et appareil de mesure de signaux biologiques
WO2015080360A1 (fr) Procédé et système de calcul d'indice de bio-activité
WO2019132064A1 (fr) Procédé et appareil de mesure de l'élasticité veineuse
WO2017146511A1 (fr) Procédé et appareil permettant de détecter des tissus vivants par analyse de signaux
KR101819833B1 (ko) 정맥 탄성도 측정 방법 및 장치
WO2018097541A1 (fr) Appareil et procédé de détermination d'un potentiel de maladie circulatoire
WO2019164073A1 (fr) Capteur de mesure de variation de débit sanguin de type ventouse, et appareil de mesure de variation de débit sanguin et procédé de mesure l'utilisant
DK1417926T3 (da) Fremgangsmåde og anordning til detektering og bearbejdning af et EKG signal
WO2021153863A1 (fr) Procédé de détermination d'un emplacement de cible objective de corps
WO2019143056A1 (fr) Appareil et procédé pour déterminer l'opportunité d'un étalonnage pour une mesure de tension artérielle dans un dispositif électronique
WO2020080601A1 (fr) Moniteur de pression sanguine et procédé de mesure de la pression sanguine en utilisant celui-ci
EP1408826A1 (fr) Appareil equipe de capteurs redondants destines a la surveillance continue de signes vitaux, et procedes s'y rapportant
WO2021194083A1 (fr) Système de prédiction d'un événement indésirable chez un patient
KR20100004239A (ko) 입력신호의 보정이 가능한 다기능 휴대용 심전도 측정 장치및 신호의 보정방법
KR20180128159A (ko) 고감도 다중 생체신호 취득 장치 및 이를 이용한 건강관리 방법

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17936506

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 17936506

Country of ref document: EP

Kind code of ref document: A1