SG11201505620YA - Deep tissue flowmetry using diffuse speckle contrast analysis - Google Patents

Deep tissue flowmetry using diffuse speckle contrast analysis

Info

Publication number
SG11201505620YA
SG11201505620YA SG11201505620YA SG11201505620YA SG11201505620YA SG 11201505620Y A SG11201505620Y A SG 11201505620YA SG 11201505620Y A SG11201505620Y A SG 11201505620YA SG 11201505620Y A SG11201505620Y A SG 11201505620YA SG 11201505620Y A SG11201505620Y A SG 11201505620YA
Authority
SG
Singapore
Prior art keywords
flowmetry
deep tissue
speckle contrast
contrast analysis
diffuse speckle
Prior art date
Application number
SG11201505620YA
Inventor
Kijoon Lee
Renzhe Bi
Jing Dong
Original Assignee
Univ Nanyang Tech
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 Univ Nanyang Tech filed Critical Univ Nanyang Tech
Publication of SG11201505620YA publication Critical patent/SG11201505620YA/en

Links

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
    • A61B5/026—Measuring blood flow
    • A61B5/0261—Measuring blood flow using optical means, e.g. infrared light
    • 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
    • A61B5/7246—Details of waveform analysis using correlation, e.g. template matching or determination of similarity

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Physiology (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Veterinary Medicine (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Public Health (AREA)
  • Surgery (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Hematology (AREA)
  • Cardiology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Psychiatry (AREA)
  • Signal Processing (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
SG11201505620YA 2013-01-23 2014-01-15 Deep tissue flowmetry using diffuse speckle contrast analysis SG11201505620YA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201361755700P 2013-01-23 2013-01-23
US201361830256P 2013-06-03 2013-06-03
PCT/US2014/011675 WO2014116483A1 (en) 2013-01-23 2014-01-15 Deep tissue flowmetry using diffuse speckle contrast analysis

Publications (1)

Publication Number Publication Date
SG11201505620YA true SG11201505620YA (en) 2015-08-28

Family

ID=51208228

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201505620YA SG11201505620YA (en) 2013-01-23 2014-01-15 Deep tissue flowmetry using diffuse speckle contrast analysis

Country Status (15)

Country Link
US (2) US11206990B2 (en)
EP (2) EP2948052B1 (en)
JP (4) JP2016509509A (en)
KR (2) KR102397487B1 (en)
CN (1) CN105188523B (en)
AU (3) AU2014209741B2 (en)
BR (1) BR112015017456A2 (en)
CA (1) CA2898708A1 (en)
ES (1) ES2891558T3 (en)
HK (1) HK1218849A1 (en)
MX (1) MX369421B (en)
PT (1) PT2948052T (en)
RU (1) RU2015133309A (en)
SG (1) SG11201505620YA (en)
WO (1) WO2014116483A1 (en)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9636025B2 (en) 2012-08-15 2017-05-02 Nanyang Technological University Systems and methods for pedal revascularization assessment
US9664606B2 (en) * 2012-09-17 2017-05-30 The General Hospital Corporation Compensation for causes of temporal fluctuations of backscattered speckle patterns in laser speckle rheology of biological fluids
US11206990B2 (en) 2013-01-23 2021-12-28 Pedra Technology Pte Ltd Deep tissue flowmetry using diffuse speckle contrast analysis
US9931040B2 (en) 2015-01-14 2018-04-03 Verily Life Sciences Llc Applications of hyperspectral laser speckle imaging
CN107427201A (en) * 2015-03-31 2017-12-01 索尼公司 Illuminate light transmitting device and illumination optical transmission method
CN107613858A (en) * 2015-04-09 2018-01-19 通用医疗公司 System and method for non-invasive monitoring intracranial pressure
DE102015006406A1 (en) * 2015-05-19 2016-12-08 SAMTD GmbH & Co. KG Method and device for the non-invasive determination of a measurand of an analyte in a biological body
JP2016217860A (en) * 2015-05-20 2016-12-22 キヤノン株式会社 Control device, measuring device, control method, program, and storage medium
IL239113A (en) 2015-06-01 2016-12-29 Elbit Systems Land & C4I Ltd System and method for determining audio characteristics from within a body
WO2017168984A1 (en) * 2016-03-28 2017-10-05 ソニー株式会社 Imaging device, imaging method
CA3018567C (en) * 2016-04-06 2024-01-16 Laser Associated Sciences, Inc. System for blood flow measurement with affixed laser speckle contrast analysis
US10842422B2 (en) * 2016-07-21 2020-11-24 University Of Kentucky Research Foundation Compact low-cost fiberless diffuse speckle contrast flow-oximeter
JP7156275B2 (en) 2017-05-16 2022-10-19 ソニーグループ株式会社 Control device, control method, and program
US10925525B2 (en) 2017-08-18 2021-02-23 Canon U.S.A., Inc. Combined pulse oximetry and diffusing wave spectroscopy system and control method therefor
WO2019046003A1 (en) 2017-08-30 2019-03-07 Verily Life Sciences Llc Speckle contrast analysis using machine learning for visualizing flow
US11872022B2 (en) * 2018-02-18 2024-01-16 The General Hospital Corporation System and method for an optical blood flow measurement
ES2759330A1 (en) * 2018-10-03 2020-05-08 Univ Cantabria System and method for the cell count of a blood sample (Machine-translation by Google Translate, not legally binding)
CA3130066A1 (en) * 2019-03-11 2020-09-17 Kareen Looi Systems and methods for providing real-time perfusion guided targets for peripheral interventions
SG11202110731UA (en) * 2019-03-28 2021-10-28 Agency Science Tech & Res Apparatus and method for non-invasively measuring blood flow in a deep tissue
US20210128054A1 (en) * 2019-10-31 2021-05-06 Inthesmart Co., Ltd. Apparatus and Method for Viability Assessment of Tissue
US11819318B2 (en) * 2020-04-27 2023-11-21 Open Water Internet Inc. Optical imaging from light coherence
CN112244822A (en) * 2020-10-13 2021-01-22 北京工业大学 Tissue oxygen metabolism rate detection device and method based on near-infrared broadband spectrum
CN113729672A (en) * 2021-09-28 2021-12-03 上海交通大学 Intraoperative blood flow imaging method and device for surgical microscope
CN114569105B (en) * 2022-04-29 2022-08-09 天津工业大学 Cerebral blood flow detection method based on diffusion coherent spectrum image

Family Cites Families (60)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4050450A (en) 1976-03-05 1977-09-27 American Optical Corporation Reflection standard for fiber optic probe
JPS6434325A (en) * 1987-07-31 1989-02-03 Toshiba Corp Endocranial blood flow sound processing apparatus
US6580086B1 (en) 1999-08-26 2003-06-17 Masimo Corporation Shielded optical probe and method
JP3434325B2 (en) 1993-08-19 2003-08-04 環境エンジニアリング株式会社 Treatment method for wastewater containing dissolved iron
GB9610700D0 (en) 1996-05-22 1996-07-31 Moor Instr Ltd Apparatus for imaging microvascular blood flow
US6076010A (en) 1996-06-20 2000-06-13 Trustees Of The University Of Pennsylvania Imaging spatially varying dynamic media with diffusing correlation waves
US5991697A (en) 1996-12-31 1999-11-23 The Regents Of The University Of California Method and apparatus for optical Doppler tomographic imaging of fluid flow velocity in highly scattering media
US7043287B1 (en) 1998-05-18 2006-05-09 Abbott Laboratories Method for modulating light penetration depth in tissue and diagnostic applications using same
WO2001019241A1 (en) 1999-09-17 2001-03-22 The General Hospital Corporation Calibration methods and systems for diffuse optical tomography and spectroscopy
JP2001112717A (en) 1999-10-15 2001-04-24 Canon Inc Eye fundus blood flow meter and method for processing its signal
JP2001149349A (en) 1999-11-26 2001-06-05 Nippon Koden Corp Sensor for living body
US20020180972A1 (en) 1999-12-06 2002-12-05 Ansari Rafat Razak Particle sizing of flowing fluids, dispersion, and suspension
IL138683A0 (en) 2000-09-25 2001-10-31 Vital Medical Ltd Apparatus and method for monitoring tissue vitality parameters
JP3623743B2 (en) 2001-02-26 2005-02-23 株式会社スペクトラテック Biological information measuring device
JP5076203B2 (en) 2001-06-21 2012-11-21 学校法人日本大学 Vascular disease inspection device and bypass vascular diagnosis device
US7113817B1 (en) 2001-10-04 2006-09-26 Wintec, Llc Optical imaging of blood circulation velocities
US7628760B2 (en) 2007-02-28 2009-12-08 Semler Scientific, Inc. Circulation monitoring system and method
KR100523859B1 (en) 2002-06-28 2005-10-25 김덕원 A diagnostic device for ischemic and neuropathic foot of diabetics
JP3490433B1 (en) * 2003-06-02 2004-01-26 株式会社サイバーファーム Biological information monitoring system
US8082015B2 (en) 2004-04-13 2011-12-20 The Trustees Of The University Of Pennsylvania Optical measurement of tissue blood flow, hemodynamics and oxygenation
US7520860B2 (en) 2005-04-13 2009-04-21 Marie G. Johnson Detection of coronary artery disease using an electronic stethoscope
WO2006111909A1 (en) 2005-04-20 2006-10-26 Cvl Cosmetics S.A. Instrument and method for high-speed perfusion imaging
CA2610158C (en) * 2005-06-03 2011-04-05 Biolase Technology, Inc. Tissue treatment device and method
GB0516306D0 (en) 2005-08-09 2005-09-14 Tarilian Consulting Ltd A device
US7460900B1 (en) 2005-09-14 2008-12-02 Pacesetter, Inc. Method and apparatus for detecting ischemia using changes in QRS morphology
US7869850B2 (en) 2005-09-29 2011-01-11 Nellcor Puritan Bennett Llc Medical sensor for reducing motion artifacts and technique for using the same
GB0603006D0 (en) 2006-02-15 2006-03-29 Dialog Devices Ltd Assessing blood supply to a peripheral portion of an animal
EP2036197B1 (en) * 2006-07-05 2010-04-28 Micro-Beam SA Sensorless technology, estimation of sampled back emf voltage values and/or the sampled inductance values based on the pulse width modulation periods
WO2008033909A2 (en) 2006-09-12 2008-03-20 The General Hospital Corporation Apparatus, probe and method for providing depth assessment in an anatomical structure
US8219210B2 (en) 2006-10-02 2012-07-10 Cardiac Pacemakers, Inc. Method and apparatus for identification of ischemic/infarcted regions and therapy optimization
US20140094666A1 (en) * 2012-09-28 2014-04-03 Elfi-Tech Ltd. System and method for in vivo measurement of biological parameters
JP2008154804A (en) 2006-12-25 2008-07-10 Cyber Firm Inc Device for discriminating living body condition, and laser blood flowmeter
JP2008237775A (en) 2007-03-28 2008-10-09 Toshiba Corp Blood component measuring apparatus
CN101784227B (en) * 2007-07-06 2013-12-04 工业研究有限公司 Laser speckle imaging systems and methods
US7821620B2 (en) * 2007-10-03 2010-10-26 University Of Central Florida Research Foundation, Inc. Optical coagulation monitor and method of use
US20090287076A1 (en) 2007-12-18 2009-11-19 Boyden Edward S System, devices, and methods for detecting occlusions in a biological subject
US20100210931A1 (en) 2008-04-04 2010-08-19 Modulate Imaging Inc. Method for performing qualitative and quantitative analysis of wounds using spatially structured illumination
EP2304491A1 (en) * 2008-07-10 2011-04-06 Real View Imaging Ltd. Broad viewing angle displays and user interfaces
US8406859B2 (en) 2008-08-10 2013-03-26 Board Of Regents, The University Of Texas System Digital light processing hyperspectral imaging apparatus
CN102281816B (en) 2008-11-20 2015-01-07 人体媒介公司 Method and apparatus for determining critical care parameters
WO2010096447A2 (en) 2009-02-17 2010-08-26 Board Of Regents, The University Of Texas System Quantitative imaging with multi-exposure speckle imaging (mesi)
WO2010096453A1 (en) 2009-02-17 2010-08-26 Board Of Regents, The University Of Texas System Methods of producing laser speckle contrast images
US8708907B2 (en) * 2009-05-06 2014-04-29 Elfi-Tech Method and apparatus for determining one or more blood parameters from analog electrical signals
US8628477B2 (en) 2009-07-31 2014-01-14 Nellcor Puritan Bennett Ireland Systems and methods for non-invasive determination of blood pressure
GB0921477D0 (en) 2009-12-08 2010-01-20 Moor Instr Ltd Apparatus for measuring blood parameters
US20120130215A1 (en) 2010-05-05 2012-05-24 Ilya Fine Optical measurement of parameters related to motion of light-scattering particles within a fluid by manipulating analog electrical signals
US8666468B1 (en) 2010-05-06 2014-03-04 Masimo Corporation Patient monitor for determining microcirculation state
CN103347439B (en) 2010-11-11 2016-02-17 纽约市哥伦比亚大学托管会 Dynamic optical tomography system
US20120184831A1 (en) 2011-01-18 2012-07-19 Radiation Monitoring Devices, Inc. Systems, devices and methods for monitoring hemodynamics
CA2765651A1 (en) * 2011-01-24 2012-07-24 Elizabeth Alice Munro System and method for optical imaging with vertical cavity surface emitting lasers
WO2012142595A2 (en) * 2011-04-14 2012-10-18 Yale University Systems and methods for imaging using a random laser
CN102429650B (en) * 2011-11-10 2013-09-25 华中科技大学 Laser speckle blood flow imaging contrast analytical method
US9636025B2 (en) 2012-08-15 2017-05-02 Nanyang Technological University Systems and methods for pedal revascularization assessment
US11206990B2 (en) * 2013-01-23 2021-12-28 Pedra Technology Pte Ltd Deep tissue flowmetry using diffuse speckle contrast analysis
WO2014155750A1 (en) 2013-03-29 2014-10-02 富士通株式会社 Blood flow index calculation method, blood flow index calculation program and blood flow index calculation device
AU2013391474A1 (en) 2013-06-03 2016-01-28 Nanyang Technological University Systems and methods for pedal revascularization assessment
SG11201601019TA (en) 2013-08-14 2016-03-30 Univ Nanyang Tech Systems and methods for revascularization assessment
WO2018209090A1 (en) 2017-05-11 2018-11-15 Kent State University Microcirculation assessment device
CN107661107A (en) 2017-08-16 2018-02-06 南京邮电大学 A kind of pin ring and application process
CA3130066A1 (en) 2019-03-11 2020-09-17 Kareen Looi Systems and methods for providing real-time perfusion guided targets for peripheral interventions

Also Published As

Publication number Publication date
US11206990B2 (en) 2021-12-28
RU2015133309A (en) 2017-03-03
JP2021072930A (en) 2021-05-13
WO2014116483A1 (en) 2014-07-31
JP2023082712A (en) 2023-06-14
CA2898708A1 (en) 2014-07-31
HK1218849A1 (en) 2017-03-17
KR20150135241A (en) 2015-12-02
BR112015017456A2 (en) 2017-07-11
KR102397487B1 (en) 2022-05-12
AU2020289834A1 (en) 2021-01-28
CN105188523A (en) 2015-12-23
US20240057883A1 (en) 2024-02-22
JP2016509509A (en) 2016-03-31
AU2014209741B2 (en) 2018-08-09
US20140206980A1 (en) 2014-07-24
MX2015009381A (en) 2016-01-25
CN105188523B (en) 2022-01-25
EP2948052A1 (en) 2015-12-02
AU2018260946A1 (en) 2018-11-29
EP3957238A1 (en) 2022-02-23
ES2891558T3 (en) 2022-01-28
KR20210099173A (en) 2021-08-11
JP2019217352A (en) 2019-12-26
EP2948052B1 (en) 2021-06-09
PT2948052T (en) 2021-09-29
MX369421B (en) 2019-10-28
EP2948052A4 (en) 2016-09-28
AU2014209741A1 (en) 2015-08-27

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