WO2015151132A1 - Dispositif de mesure de pression sanguine - Google Patents

Dispositif de mesure de pression sanguine Download PDF

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Publication number
WO2015151132A1
WO2015151132A1 PCT/JP2014/001910 JP2014001910W WO2015151132A1 WO 2015151132 A1 WO2015151132 A1 WO 2015151132A1 JP 2014001910 W JP2014001910 W JP 2014001910W WO 2015151132 A1 WO2015151132 A1 WO 2015151132A1
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WO
WIPO (PCT)
Prior art keywords
blood pressure
value
pulse wave
waveform
time
Prior art date
Application number
PCT/JP2014/001910
Other languages
English (en)
Japanese (ja)
Inventor
定夫 尾股
Original Assignee
Cyberdyne株式会社
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 Cyberdyne株式会社 filed Critical Cyberdyne株式会社
Priority to PCT/JP2014/001910 priority Critical patent/WO2015151132A1/fr
Priority to JP2016511167A priority patent/JP6339178B2/ja
Publication of WO2015151132A1 publication Critical patent/WO2015151132A1/fr

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Classifications

    • 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
    • A61B5/02108—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics
    • 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
    • A61B5/6825—Hand
    • A61B5/6826—Finger
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7235—Details of waveform analysis
    • A61B5/7242—Details of waveform analysis using integration
    • 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
    • A61B5/683—Means for maintaining contact with the body
    • A61B5/6831—Straps, bands or harnesses

Definitions

  • Ph ⁇ n ⁇ A ⁇ LOG (Ta ⁇ Tb) ⁇ B
  • n ⁇ n ⁇ Pl C ⁇ (Tb ⁇ Tb) ⁇ D. It is shown that the result obtained by inserting a pressure sensor into an artery and directly acquiring an arterial waveform also rides the above equation.
  • a phase shift circuit for adjusting a center frequency of an oscillation frequency of a self-excited oscillation circuit including a blood flow part of a human body, a light receiving element, an amplifier, a phase shift circuit, and a light emitting element to a predetermined default frequency; are preferably provided.
  • the blood pressure measurement device has a pulse wave waveform F2 with a pulse wave waveform detected using the light emitting element and the light receiving element, as well as a time parameter for waveform change, with the start point of one cycle as the time origin.
  • the time integral value Sa of the waveform up to the time Ta where is the maximum value and the time integral value Sb of the waveform from the time Ta to the time T which is the end point of one cycle are used.
  • ha as the normalized maximum pressure value during the Ta period and hb as the normalized minimum pressure value during the Tb period are calculated, and the maximum blood pressure value and the minimum blood pressure value are calculated therefrom.
  • the pulse wave sensor starts to operate.
  • blood pressure measurement is performed by a simple operation in which the examinee places his fingertip on the measurement button and presses down the measurement button.
  • the terminal 62 of the pulse wave measurement circuit 50 is an output terminal that outputs the oscillation frequency of the self-excited oscillation circuit to the control unit 70 as a pulse wave signal.
  • the terminal 64 is an adjustment terminal that supplies a frequency adjustment signal from the control unit 70 to the phase shift circuit 60.
  • This frequency adjustment signal is a signal for changing the circuit constant of the phase shift circuit 60 so that the oscillation frequency of the self-excited oscillation circuit as a pulse wave signal becomes a predetermined default frequency.
  • tilt correction is performed next (S22). Inclination correction is performed by correcting each sampling data so that the value of ⁇ f at the zero crossing point that is the starting point of one cycle of sampling data is equal to the value of ⁇ f of the zero crossing point that is the end point of one cycle. Do. If the pulse wave waveform for one period subjected to the inclination correction is referred to as F2, the pulse wave waveform F2 is calculated and acquired in this way (S24). The above procedure for calculating and acquiring the pulse wave waveform F2 is executed by the function of the one-cycle waveform calculating unit 74 of the control unit 70.
  • the type of living body to be inspected human body, livestock, etc.
  • individual differences between examinees slow pulsation, steep pulsation, etc.
  • pulse wave sensors optical sensors, vibration sensors, It will be described that the maximum blood pressure value and the minimum blood pressure value can be universally obtained regardless of the type of the displacement sensor or the like and the unit of the detected value of the pulse wave (voltage, frequency, mm, etc.).
  • the phenomenon that a pulse wave is formed by the contraction and expansion of blood vessels is considered to be universal beyond individual differences among examinees.
  • standardize the contraction time and expansion time of the blood vessel, and in the energy and expansion time the blood flow receives from the blood vessel in the contraction time This can be done by normalizing the energy discharged from the blood flow to the blood vessels.
  • ⁇ Ta / (Ta + Tb) ⁇ and ⁇ Tb / (Ta + Tb) ⁇ are the normalized contraction time and normalized expansion time of the blood vessel, respectively
  • ⁇ Sa / (Sa + Sb) ⁇ and ⁇ Sb / (Sa + Sb) ⁇ are The normalized energy that the blood flow receives from the blood vessel during the contraction time and the normalized energy that the blood flow discharges into the blood vessel during the expansion time, respectively.
  • the coefficient 2 is a value generated by approximating the change of the pulse wave waveform with a triangle.
  • Living organisms different from the human body include livestock such as cattle, horses, and sheep, and wild animals such as elephants, deer, lions, tigers, and giraffes, and pulse wave sensors are attached to them to monitor their blood pressure. be able to.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Physiology (AREA)
  • Cardiology (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Signal Processing (AREA)
  • Artificial Intelligence (AREA)
  • Psychiatry (AREA)
  • Vascular Medicine (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)

Abstract

L'invention concerne un dispositif de mesure de pression sanguine (10) qui comprend : un boîtier (12) ayant une surface de mesure (14) sur laquelle un sujet place sa paume (8) ; un bouton de mesure (20) qui est disposé dans une position dans laquelle se trouve le bout (9) de l'index lorsque le sujet place la paume (8) sur la surface de mesure (14), et qui comprend un élément d'émission de lumière et un élément de réception de lumière ; un bloc de circuit (40) qui est disposé à l'intérieur du boîtier (12) et traite une forme d'onde d'impulsion détectée par l'élément d'émission de lumière et l'élément de réception de lumière pour calculer une valeur de pression sanguine maximale, une valeur de pression sanguine minimale et une vitesse de pouls ; une unité d'affichage (90) qui affiche la valeur de pression sanguine maximale, la valeur de pression sanguine minimale et la vitesse de pouls calculées ; et une unité d'imprimante (92) qui imprime, sur une feuille de papier, la valeur de pression sanguine maximale, la valeur de pression sanguine minimale et la vitesse de pouls.
PCT/JP2014/001910 2014-04-01 2014-04-01 Dispositif de mesure de pression sanguine WO2015151132A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2014/001910 WO2015151132A1 (fr) 2014-04-01 2014-04-01 Dispositif de mesure de pression sanguine
JP2016511167A JP6339178B2 (ja) 2014-04-01 2014-04-01 血圧測定装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2014/001910 WO2015151132A1 (fr) 2014-04-01 2014-04-01 Dispositif de mesure de pression sanguine

Publications (1)

Publication Number Publication Date
WO2015151132A1 true WO2015151132A1 (fr) 2015-10-08

Family

ID=54239510

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2014/001910 WO2015151132A1 (fr) 2014-04-01 2014-04-01 Dispositif de mesure de pression sanguine

Country Status (2)

Country Link
JP (1) JP6339178B2 (fr)
WO (1) WO2015151132A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017070630A (ja) * 2015-10-09 2017-04-13 株式会社デンソー 血圧測定装置
CN106983499A (zh) * 2016-01-21 2017-07-28 原相科技股份有限公司 光学式血压检测装置及其操作方法
JP2018143582A (ja) * 2017-03-07 2018-09-20 株式会社エー・アンド・デイ 血圧測定装置
JP2019514443A (ja) * 2016-03-02 2019-06-06 京東方科技集團股▲ふん▼有限公司Ｂｏｅ Ｔｅｃｈｎｏｌｏｇｙ Ｇｒｏｕｐ Ｃｏ．，Ｌｔｄ． 電子デバイスと、電子デバイスシステムと、情報処理方法と情報提示方法
US11083380B2 (en) 2018-09-18 2021-08-10 Samsung Electronics Co., Ltd. Bio-signal acquiring apparatus, bio-signal acquiring method, and bio-information estimating method
US11382519B2 (en) 2018-02-05 2022-07-12 Samsung Electronics Co., Ltd. Blood pressure measuring apparatus and blood pressure measuring method

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4039181B1 (fr) * 2020-12-09 2023-11-15 Shenzhen Goodix Technology Co., Ltd. Appareil de détection d'informations de caractéristique biologique et dispositif électronique

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5533511A (en) * 1994-01-05 1996-07-09 Vital Insite, Incorporated Apparatus and method for noninvasive blood pressure measurement
JP2002320593A (ja) * 2001-04-26 2002-11-05 Tauzaa Kenkyusho:Kk 動脈血圧測定方法および動脈血圧測定装置
JP2006212095A (ja) * 2005-02-01 2006-08-17 K & S:Kk 光電センサ、血圧測定装置
WO2010089893A1 (fr) * 2009-02-09 2010-08-12 株式会社タウザー研究所 Système permettant de mesurer l'onde d'impulsion d'un vaisseau sanguin

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5533511A (en) * 1994-01-05 1996-07-09 Vital Insite, Incorporated Apparatus and method for noninvasive blood pressure measurement
JP2002320593A (ja) * 2001-04-26 2002-11-05 Tauzaa Kenkyusho:Kk 動脈血圧測定方法および動脈血圧測定装置
JP2006212095A (ja) * 2005-02-01 2006-08-17 K & S:Kk 光電センサ、血圧測定装置
WO2010089893A1 (fr) * 2009-02-09 2010-08-12 株式会社タウザー研究所 Système permettant de mesurer l'onde d'impulsion d'un vaisseau sanguin

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017070630A (ja) * 2015-10-09 2017-04-13 株式会社デンソー 血圧測定装置
WO2017061204A1 (fr) * 2015-10-09 2017-04-13 株式会社デンソー Dispositif de mesure de pression artérielle
CN107708536A (zh) * 2015-10-09 2018-02-16 株式会社电装 血压测定装置
CN106983499A (zh) * 2016-01-21 2017-07-28 原相科技股份有限公司 光学式血压检测装置及其操作方法
JP2019514443A (ja) * 2016-03-02 2019-06-06 京東方科技集團股▲ふん▼有限公司Ｂｏｅ Ｔｅｃｈｎｏｌｏｇｙ Ｇｒｏｕｐ Ｃｏ．，Ｌｔｄ． 電子デバイスと、電子デバイスシステムと、情報処理方法と情報提示方法
JP2018143582A (ja) * 2017-03-07 2018-09-20 株式会社エー・アンド・デイ 血圧測定装置
US11382519B2 (en) 2018-02-05 2022-07-12 Samsung Electronics Co., Ltd. Blood pressure measuring apparatus and blood pressure measuring method
US11896354B2 (en) 2018-02-05 2024-02-13 Samsung Electronics Co., Ltd. Blood pressure measuring apparatus and blood pressure measuring method
US11083380B2 (en) 2018-09-18 2021-08-10 Samsung Electronics Co., Ltd. Bio-signal acquiring apparatus, bio-signal acquiring method, and bio-information estimating method

Also Published As

Publication number Publication date
JP6339178B2 (ja) 2018-06-06
JPWO2015151132A1 (ja) 2017-04-13

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