IN2014DN03014A - - Google Patents

Info

Publication number
IN2014DN03014A
IN2014DN03014A IN3014DEN2014A IN2014DN03014A IN 2014DN03014 A IN2014DN03014 A IN 2014DN03014A IN 3014DEN2014 A IN3014DEN2014 A IN 3014DEN2014A IN 2014DN03014 A IN2014DN03014 A IN 2014DN03014A
Authority
IN
India
Prior art keywords
laser speckle
anisotropic
blood flow
pixel
primary pixel
Prior art date
Application number
Other languages
English (en)
Inventor
Abhishek Rege
Janaka Senarathna
Nitish V Thakor
Original Assignee
Univ Johns Hopkins
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 Johns Hopkins filed Critical Univ Johns Hopkins
Publication of IN2014DN03014A publication Critical patent/IN2014DN03014A/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 for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • 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
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • 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
    • A61B5/0062—Arrangements for scanning
    • 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
    • A61B5/0062—Arrangements for scanning
    • A61B5/0066—Optical coherence imaging
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0033—Features or image-related aspects of imaging apparatus, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of imaging apparatus in a room
    • A61B5/004—Features or image-related aspects of imaging apparatus, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of imaging apparatus in a room adapted for image acquisition of a particular organ or body part
    • A61B5/0042—Features or image-related aspects of imaging apparatus, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of imaging apparatus in a room adapted for image acquisition of a particular organ or body part for the brain
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/48—Other medical applications
    • A61B5/4887—Locating particular structures in or on the body
    • A61B5/489—Blood vessels

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Hematology (AREA)
  • Physiology (AREA)
  • Cardiology (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Eye Examination Apparatus (AREA)
  • Image Processing (AREA)
IN3014DEN2014 2011-09-26 2012-09-26 IN2014DN03014A (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161539042P 2011-09-26 2011-09-26
PCT/US2012/057221 WO2013049123A1 (en) 2011-09-26 2012-09-26 Anisotropic processing of laser speckle images

Publications (1)

Publication Number Publication Date
IN2014DN03014A true IN2014DN03014A (enrdf_load_stackoverflow) 2015-05-08

Family

ID=47996353

Family Applications (1)

Application Number Title Priority Date Filing Date
IN3014DEN2014 IN2014DN03014A (enrdf_load_stackoverflow) 2011-09-26 2012-09-26

Country Status (5)

Country Link
US (1) US10045703B2 (enrdf_load_stackoverflow)
EP (1) EP2760338B1 (enrdf_load_stackoverflow)
CN (1) CN103857335B (enrdf_load_stackoverflow)
IN (1) IN2014DN03014A (enrdf_load_stackoverflow)
WO (1) WO2013049123A1 (enrdf_load_stackoverflow)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2967315B1 (en) 2013-03-15 2022-07-27 Vasoptic Medical, Inc. Ophthalmic examination and disease management with multiple illumination modalities
JP6394367B2 (ja) * 2014-05-30 2018-09-26 ソニー株式会社 流体分析装置、流体分析方法、プログラム及び流体分析システム
CN104173038B (zh) * 2014-08-29 2016-04-20 上海交通大学 基于频域激光散斑成像的血流速度测量方法
US9996921B2 (en) 2015-05-17 2018-06-12 LIGHTLAB IMAGING, lNC. Detection of metal stent struts
US10109058B2 (en) 2015-05-17 2018-10-23 Lightlab Imaging, Inc. Intravascular imaging system interfaces and stent detection methods
IL239113A (en) 2015-06-01 2016-12-29 Elbit Systems Land & C4I Ltd A system and method for determining audio characteristics from a body
JP6857654B2 (ja) * 2015-07-25 2021-04-14 ライトラボ・イメージング・インコーポレーテッド ガイドワイヤ検出システム、方法、及び装置
US10338795B2 (en) 2015-07-25 2019-07-02 Lightlab Imaging, Inc. Intravascular data visualization and interface systems and methods
DE102015114376B4 (de) * 2015-08-28 2017-10-12 Visteon Global Technologies, Inc. Vorrichtung und Verfahren zur Charakterisierung subjektiver Speckle-Bildung
JP2019502423A (ja) 2015-11-13 2019-01-31 ラトガース， ザ ステイト ユニバーシティー オブ ニュージャージー 画像解析の結果に基づく歯根尖周囲疾患の鑑別診断
JP6927046B2 (ja) * 2015-12-04 2021-08-25 ソニーグループ株式会社 情報処理装置、スペックルイメージングシステム、及び情報処理方法
WO2017175470A1 (ja) * 2016-04-05 2017-10-12 ソニー株式会社 スペックル測定装置およびスペックル測定方法
KR102527671B1 (ko) * 2016-06-27 2023-05-02 옴리 워샤브스키 별개의 협대역에서 동기화된 조명에 의한 컬러 이미징
CN106419890B (zh) * 2016-11-14 2024-04-30 佛山科学技术学院 一种基于时空调制的血流速度测量装置及方法
FR3062542B1 (fr) * 2017-02-01 2020-12-25 Office National Detudes Rech Aerospatiales Appareil et procede d'imagerie par contraste de tavelures
WO2019164959A1 (en) * 2018-02-20 2019-08-29 The Charles Stark Draper Laboratory, Inc. Time-resolved contrast imaging for lidar
CN110507305B (zh) * 2019-08-27 2024-04-16 北京大学 基于激光散斑衬比波形传导时间差的血液流速测量方法
JP2021058478A (ja) * 2019-10-08 2021-04-15 ソニー株式会社 画像処理装置、画像処理システム及び画像処理方法
CN111369627B (zh) * 2020-03-05 2023-04-07 电子科技大学 一种非侵入式散斑定向成像方法
EP4117505A1 (en) 2020-03-13 2023-01-18 Vasoptic Medical, Inc. Illumination of an eye fundus using non-scanning coherent light
CN111436905B (zh) * 2020-04-03 2024-03-19 图湃(北京)医疗科技有限公司 一种光学相干层析血管造影方法及装置
CN112611701B (zh) * 2020-12-10 2023-02-28 天津大学 一种基于动态相干光学成像技术的循环肿瘤细胞检测装置
CN118234425A (zh) * 2021-07-09 2024-06-21 范德堡大学 激光散斑对比成像系统及其应用
FR3155342A1 (fr) * 2023-11-13 2025-05-16 Office National D'etudes Et De Recherches Aérospatiales Procede d’imagerie par visualisation de variations d’un contraste de tavelure

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HK1040897B (en) * 1999-09-24 2008-02-15 Novadaq Technologies Inc. Apparatus for performing intra-operative angiography
US7113817B1 (en) * 2001-10-04 2006-09-26 Wintec, Llc Optical imaging of blood circulation velocities
US7660461B2 (en) * 2006-04-21 2010-02-09 Sectra Ab Automated histogram characterization of data sets for image visualization using alpha-histograms
JP2010532699A (ja) 2007-07-06 2010-10-14 インダストリアル リサーチ リミテッド レーザスペックル画像化システム及び方法
WO2009039303A1 (en) * 2007-09-19 2009-03-26 State University Of New York At Stony Brook Optical coherence tomography systems and methods
CN101566504B (zh) * 2008-04-25 2011-06-29 北京中视中科光电技术有限公司 一种激光散斑的计量方法及装置
WO2010096447A2 (en) * 2009-02-17 2010-08-26 Board Of Regents, The University Of Texas System Quantitative imaging with multi-exposure speckle imaging (mesi)

Also Published As

Publication number Publication date
EP2760338A1 (en) 2014-08-06
EP2760338A4 (en) 2015-06-24
US10045703B2 (en) 2018-08-14
CN103857335B (zh) 2016-01-27
CN103857335A (zh) 2014-06-11
US20140316284A1 (en) 2014-10-23
WO2013049123A1 (en) 2013-04-04
EP2760338B1 (en) 2018-08-22

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