JP2023510943A - 光データによる脈遷移時間測定のためのシステムおよび方法 - Google Patents

光データによる脈遷移時間測定のためのシステムおよび方法 Download PDF

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JP2023510943A
JP2023510943A JP2022543697A JP2022543697A JP2023510943A JP 2023510943 A JP2023510943 A JP 2023510943A JP 2022543697 A JP2022543697 A JP 2022543697A JP 2022543697 A JP2022543697 A JP 2022543697A JP 2023510943 A JP2023510943 A JP 2023510943A
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face
fingertip
skin
light data
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JP2023510943A5 (https=
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ママン，デイビッド
ゲダリン，コンスタンティン
マルクゾン，マイケル
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ビナー．エーアイ リミテッド
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    • 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 for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/021—Measuring pressure in heart or blood vessels
    • A61B5/02108—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics
    • A61B5/02125—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics of pulse wave propagation time
    • 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
    • A61B5/6887—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient mounted on external non-worn devices, e.g. non-medical devices
    • A61B5/6898—Portable consumer electronic devices, e.g. music players, telephones, tablet computers
    • 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
    • A61B5/7203—Signal processing specially adapted for physiological signals or for diagnostic purposes for noise prevention, reduction or removal
    • 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
    • A61B5/7264—Classification of physiological signals or data, e.g. using neural networks, statistical classifiers, expert systems or fuzzy systems
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/13—Edge detection
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2576/00—Medical imaging apparatus involving image processing or analysis
    • A61B2576/02—Medical imaging apparatus involving image processing or analysis specially adapted for a particular organ or body part
    • 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
    • A61B5/0077—Devices for viewing the surface of the body, e.g. camera, magnifying lens
    • 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 for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/024—Measuring pulse rate or heart rate
    • A61B5/02416—Measuring pulse rate or heart rate using photoplethysmograph signals, e.g. generated by infrared radiation
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20084—Artificial neural networks [ANN]
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30004—Biomedical image processing
    • G06T2207/30076—Plethysmography

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Cardiology (AREA)
  • Physiology (AREA)
  • Artificial Intelligence (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Vascular Medicine (AREA)
  • Psychiatry (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Evolutionary Computation (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Multimedia (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
JP2022543697A 2020-01-20 2021-01-19 光データによる脈遷移時間測定のためのシステムおよび方法 Pending JP2023510943A (ja)

Applications Claiming Priority (3)

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US202062963248P 2020-01-20 2020-01-20
US62/963,248 2020-01-20
PCT/IL2021/050058 WO2021149048A1 (en) 2020-01-20 2021-01-19 System and method for pulse transmit time measurement from optical data

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JP2023510943A true JP2023510943A (ja) 2023-03-15
JP2023510943A5 JP2023510943A5 (https=) 2024-01-23

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US (1) US20230056557A1 (https=)
EP (1) EP4093267A4 (https=)
JP (1) JP2023510943A (https=)
CN (1) CN115003215A (https=)
CA (1) CA3165174A1 (https=)
IL (1) IL294325A (https=)
WO (1) WO2021149048A1 (https=)

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US10660526B2 (en) 2012-12-31 2020-05-26 Omni Medsci, Inc. Near-infrared time-of-flight imaging using laser diodes with Bragg reflectors
US12226188B2 (en) 2012-12-31 2025-02-18 Omni Medsci, Inc. Active illumination and time-of-flight camera system to evaluate facial blood flow, eye movements and physiological parameters
US12502080B2 (en) 2012-12-31 2025-12-23 Omni Medsci, Inc. Camera based wearable devices with artificial intelligence assistants
US12484787B2 (en) 2012-12-31 2025-12-02 Omni Medsci, Inc. Measurements using camera imaging tissue comprising skin or the hand
US12193790B2 (en) 2012-12-31 2025-01-14 Omni Medsci, Inc. Wearable devices comprising semiconductor diode light sources with improved signal-to-noise ratio
CN114531694B (zh) * 2020-11-23 2024-11-19 维沃移动通信有限公司 通信数据处理方法、装置及通信设备
CN115670498A (zh) * 2021-09-29 2023-02-03 南京大学 一种非接触面部血流速度检测方法
US20230320667A1 (en) * 2022-04-07 2023-10-12 Faceheart Inc Corporation Contactless physiological measurement device and method
EP4651793A1 (en) * 2023-01-17 2025-11-26 BIOLAB Innovation GmbH Arrangement for determining a pulse wave transit time of an object, computer-implemented method and computer program product
CN117694854B (zh) * 2023-08-28 2025-08-08 荣耀终端股份有限公司 血压测量方法和电子设备
CN117064356A (zh) * 2023-09-27 2023-11-17 南方科技大学 利用空间冗余性强化鲁棒性的非接触血压监测装置、方法及系统
CN119184647B (zh) * 2024-11-29 2025-03-14 南方科技大学 基于多相机设备的ptt估计方法、系统、终端及介质
CN119864131B (zh) * 2025-03-07 2026-01-30 中国人民解放军总医院第一医学中心 一种急诊临床数据实时共享的多终端处理方法及系统

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JP2014198198A (ja) * 2013-03-29 2014-10-23 富士通株式会社 血流指標算出プログラム、血流指標算出装置および血流指標算出方法
JP2016190022A (ja) * 2015-03-30 2016-11-10 国立大学法人東北大学 生体情報計測装置、生体情報計測方法、生体情報表示装置及び生体情報表示方法
US20170007137A1 (en) * 2015-07-07 2017-01-12 Research And Business Foundation Sungkyunkwan University Method of estimating blood pressure based on image

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US8838209B2 (en) * 2012-02-21 2014-09-16 Xerox Corporation Deriving arterial pulse transit time from a source video image
US9504391B2 (en) * 2013-03-04 2016-11-29 Microsoft Technology Licensing, Llc Determining pulse transit time non-invasively using handheld devices
JP6435128B2 (ja) * 2013-07-26 2018-12-05 タタ・コンサルタンシー・サーヴィシズ・リミテッド 生理学的パラメータの監視
CA2931377A1 (en) * 2013-11-27 2015-06-04 Koninklijke Philips N.V. Device and method for obtaining pulse transit time and/or pulse wave velocity information of a subject
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JP2016190022A (ja) * 2015-03-30 2016-11-10 国立大学法人東北大学 生体情報計測装置、生体情報計測方法、生体情報表示装置及び生体情報表示方法
US20170007137A1 (en) * 2015-07-07 2017-01-12 Research And Business Foundation Sungkyunkwan University Method of estimating blood pressure based on image

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CN115003215A (zh) 2022-09-02
EP4093267A1 (en) 2022-11-30
EP4093267A4 (en) 2024-07-31
WO2021149048A1 (en) 2021-07-29
US20230056557A1 (en) 2023-02-23
IL294325A (en) 2022-08-01
CA3165174A1 (en) 2021-07-29

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