CA2653040A1 - Method of and apparatus for recognizing abnormal tissue using the detection of early increase in microvascular blood content - Google Patents

Method of and apparatus for recognizing abnormal tissue using the detection of early increase in microvascular blood content Download PDF

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Publication number
CA2653040A1
CA2653040A1 CA002653040A CA2653040A CA2653040A1 CA 2653040 A1 CA2653040 A1 CA 2653040A1 CA 002653040 A CA002653040 A CA 002653040A CA 2653040 A CA2653040 A CA 2653040A CA 2653040 A1 CA2653040 A1 CA 2653040A1
Authority
CA
Canada
Prior art keywords
light
tissue
collection
optical fiber
delivery
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
CA002653040A
Other languages
English (en)
French (fr)
Inventor
Vadim Backman
Young Kim
Yang Liu
Hemant Roy
Michael Siegel
Vladimir Turzhitsky
Ramesh Wali
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Northwestern University
Endeavor Health Clinical Operations
Original Assignee
Individual
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
Priority claimed from US11/604,659 external-priority patent/US20070129615A1/en
Priority claimed from US11/604,653 external-priority patent/US20070179368A1/en
Application filed by Individual filed Critical Individual
Publication of CA2653040A1 publication Critical patent/CA2653040A1/en
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A61B5/0075—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by spectroscopy, i.e. measuring spectra, e.g. Raman spectroscopy, infrared absorption spectroscopy
    • 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
    • A61B5/0082—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes
    • A61B5/0084—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for introduction into the body, e.g. by catheters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00064—Constructional details of the endoscope body
    • A61B1/00071—Insertion part of the endoscope body
    • A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
    • A61B1/00096—Optical elements
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/00163—Optical arrangements
    • A61B1/00165—Optical arrangements with light-conductive means, e.g. fibre optics
    • A61B1/00167—Details of optical fibre bundles, e.g. shape or fibre distribution
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
    • A61B1/31—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor for the rectum, e.g. proctoscopes, sigmoidoscopes, colonoscopes
    • 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
    • A61B5/0265—Measuring blood flow using electromagnetic means, e.g. electromagnetic flowmeter
    • A61B5/027—Measuring blood flow using electromagnetic means, e.g. electromagnetic flowmeter using catheters

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Veterinary Medicine (AREA)
  • Surgery (AREA)
  • Biophysics (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Endoscopes (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 Or Testing Involving Enzymes Or Micro-Organisms (AREA)
CA002653040A 2006-05-19 2007-05-21 Method of and apparatus for recognizing abnormal tissue using the detection of early increase in microvascular blood content Pending CA2653040A1 (en)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
US80195406P 2006-05-19 2006-05-19
US80194706P 2006-05-19 2006-05-19
US60/801,954 2006-05-19
US60/801,947 2006-05-19
US11/604,653 2006-11-27
US11/604,659 US20070129615A1 (en) 2005-10-27 2006-11-27 Apparatus for recognizing abnormal tissue using the detection of early increase in microvascular blood content
US11/604,653 US20070179368A1 (en) 2005-10-27 2006-11-27 Method of recognizing abnormal tissue using the detection of early increase in microvascular blood content
US11/604,659 2006-11-27
PCT/US2007/012359 WO2007136880A2 (en) 2006-05-19 2007-05-21 Method & apparatus for recognizing abnormal tissue using the detection of early increase in microvascular blood content

Publications (1)

Publication Number Publication Date
CA2653040A1 true CA2653040A1 (en) 2007-11-29

Family

ID=38723920

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002653040A Pending CA2653040A1 (en) 2006-05-19 2007-05-21 Method of and apparatus for recognizing abnormal tissue using the detection of early increase in microvascular blood content

Country Status (6)

Country Link
EP (1) EP2020910B1 (https=)
JP (2) JP5616058B2 (https=)
CN (1) CN101489471B (https=)
AU (1) AU2007254086B2 (https=)
CA (1) CA2653040A1 (https=)
WO (1) WO2007136880A2 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9788732B2 (en) 2012-03-07 2017-10-17 Olympus Corporation Optical measuring device and fiber bundle association method

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US20090203977A1 (en) * 2005-10-27 2009-08-13 Vadim Backman Method of screening for cancer using parameters obtained by the detection of early increase in microvascular blood content
US9314164B2 (en) 2005-10-27 2016-04-19 Northwestern University Method of using the detection of early increase in microvascular blood content to distinguish between adenomatous and hyperplastic polyps
EP2385786A4 (en) * 2009-01-08 2013-07-03 American Biooptics Llc PROBE DEVICE FOR DETECTING TISSUE ANOMALIES
US9885834B2 (en) 2009-01-08 2018-02-06 Northwestern University Probe apparatus for measuring depth-limited properties with low-coherence enhanced backscattering
JP2012237595A (ja) 2011-05-10 2012-12-06 Sumitomo Electric Ind Ltd 光トモグラフィ装置
JP5623348B2 (ja) * 2011-07-06 2014-11-12 富士フイルム株式会社 内視鏡システム、内視鏡システムのプロセッサ装置、及び内視鏡システムの作動方法
WO2013090658A1 (en) 2011-12-14 2013-06-20 The Trustees Of The University Of Pennsylvania Fiber optic flow and oxygenation monitoring using diffuse correlation and reflectance
EP2823747A4 (en) * 2012-03-07 2015-04-22 Olympus Corp PROBE
WO2014042156A1 (ja) * 2012-09-13 2014-03-20 オリンパス株式会社 測定プローブおよび生体光学測定システム
JP6358573B2 (ja) * 2014-05-15 2018-07-18 国立大学法人浜松医科大学 乳房計測装置の作動方法及び乳房計測装置
JP6371613B2 (ja) * 2014-07-09 2018-08-08 オリンパス株式会社 画像処理装置、画像処理方法、及び画像処理プログラム
DE112015005176T5 (de) 2014-12-12 2017-08-24 Olympus Corporation Messsonde und bio-optisches Messsystem
JP2017018483A (ja) * 2015-07-14 2017-01-26 オリンパス株式会社 医療用プローブ
CA3102138A1 (en) 2018-06-08 2019-12-12 East Carolina University Determining peripheral oxygen saturation (spo2) and hemoglobin concentration using multi-spectral laser imaging (msli) methods and systems
WO2020198315A1 (en) 2019-03-26 2020-10-01 East Carolina University Near-infrared fluorescence imaging for blood flow and perfusion visualization and related systems and computer program products
WO2022020207A1 (en) 2020-07-24 2022-01-27 Gyrus Acmi, Inc. D/B/A Olympus Surgical Technologies America Image reconstruction and endoscopic tracking

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US5799656A (en) * 1996-10-21 1998-09-01 The Research Foundation Of City College Of New York Optical imaging of breast tissues to enable the detection therein of calcification regions suggestive of cancer
US6091984A (en) * 1997-10-10 2000-07-18 Massachusetts Institute Of Technology Measuring tissue morphology
ATE391451T1 (de) * 1998-01-26 2008-04-15 Massachusetts Inst Technology Endoskop zur erfassung von fluoreszenzbilder
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9788732B2 (en) 2012-03-07 2017-10-17 Olympus Corporation Optical measuring device and fiber bundle association method

Also Published As

Publication number Publication date
EP2020910A4 (en) 2014-01-08
WO2007136880A2 (en) 2007-11-29
AU2007254086B2 (en) 2013-03-21
JP5670982B2 (ja) 2015-02-18
JP5616058B2 (ja) 2014-10-29
JP2013048914A (ja) 2013-03-14
CN101489471A (zh) 2009-07-22
WO2007136880A3 (en) 2008-04-24
EP2020910A2 (en) 2009-02-11
JP2009537285A (ja) 2009-10-29
CN101489471B (zh) 2014-08-27
AU2007254086A1 (en) 2007-11-29
EP2020910B1 (en) 2019-07-10

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