WO1999022640A3 - Multispectral/hyperspectral medical instrument - Google Patents

Multispectral/hyperspectral medical instrument Download PDF

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Publication number
WO1999022640A3
WO1999022640A3 PCT/US1998/022961 US9822961W WO9922640A3 WO 1999022640 A3 WO1999022640 A3 WO 1999022640A3 US 9822961 W US9822961 W US 9822961W WO 9922640 A3 WO9922640 A3 WO 9922640A3
Authority
WO
WIPO (PCT)
Prior art keywords
medical instrument
responsive
multispectral
spectral separator
control
Prior art date
Application number
PCT/US1998/022961
Other languages
French (fr)
Other versions
WO1999022640A2 (en
Inventor
Edgar N Lewis
Jenny E Freeman
Original Assignee
Hypermed Imaging Inc
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 Hypermed Imaging Inc filed Critical Hypermed Imaging Inc
Priority to EP98956323A priority Critical patent/EP1026983A2/en
Priority to JP2000518589A priority patent/JP2001521772A/en
Priority to CA2308375A priority patent/CA2308375C/en
Priority to AU12874/99A priority patent/AU751456B2/en
Publication of WO1999022640A2 publication Critical patent/WO1999022640A2/en
Publication of WO1999022640A3 publication Critical patent/WO1999022640A3/en

Links

Classifications

    • 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
    • A61B1/04—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 combined with photographic or television appliances
    • A61B1/05—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 combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
    • 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
    • A61B1/00002—Operational features of endoscopes
    • A61B1/00039—Operational features of endoscopes provided with input arrangements for the user
    • A61B1/00042—Operational features of endoscopes provided with input arrangements for the user for mechanical operation
    • 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
    • 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
    • A61B5/0088—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence adapted for particular medical purposes for oral or dental tissue
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue
    • A61B5/1455—Measuring characteristics of blood in vivo, e.g. gas concentration, pH value; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid, cerebral tissue using optical sensors, e.g. spectral photometrical oximeters
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/36—Image-producing devices or illumination devices not otherwise provided for

Abstract

A medical instrument that comprises: a first-stage optic (40) responsive to a tissue surface of a patient; a spectral separator (42) optically responsive to the first stage optic and having a control input; an imaging sensor (46) optically responsive to the spectral separator and having an image data output; and a diagnostic processor (38) having an image acquisition interface (50) with an input responsive to the imaging sensor and a filter control interface (52) having a control output provided to the control input of the spectral separator (42).
PCT/US1998/022961 1997-10-30 1998-10-30 Multispectral/hyperspectral medical instrument WO1999022640A2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP98956323A EP1026983A2 (en) 1997-10-30 1998-10-30 Multispectral/hyperspectral medical instrument
JP2000518589A JP2001521772A (en) 1997-10-30 1998-10-30 Multispectral / hyperspectral medical instruments
CA2308375A CA2308375C (en) 1997-10-30 1998-10-30 Multispectral/hyperspectral medical instrument
AU12874/99A AU751456B2 (en) 1997-10-30 1998-10-30 Multispectral/hyperspectral medical instrument

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US96129497A 1997-10-30 1997-10-30
US08/961,294 1997-10-30
US9304197P 1997-11-10 1997-11-10
US60/093,041 1997-11-10

Publications (2)

Publication Number Publication Date
WO1999022640A2 WO1999022640A2 (en) 1999-05-14
WO1999022640A3 true WO1999022640A3 (en) 1999-08-19

Family

ID=26786736

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US1998/022961 WO1999022640A2 (en) 1997-10-30 1998-10-30 Multispectral/hyperspectral medical instrument

Country Status (5)

Country Link
EP (1) EP1026983A2 (en)
JP (2) JP2001521772A (en)
AU (1) AU751456B2 (en)
CA (1) CA2308375C (en)
WO (1) WO1999022640A2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8911360B2 (en) 2009-11-20 2014-12-16 Given Imaging Ltd. System and method for controlling power consumption of an in vivo device

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8024027B2 (en) 1998-09-03 2011-09-20 Hyperspectral Imaging, Inc. Infrared endoscopic balloon probes
WO2001003050A1 (en) * 1999-07-02 2001-01-11 Hypermed Imaging, Inc. Imaging apparatus with means for fusing thermal and hyperspectral images
JP4849755B2 (en) * 1999-07-02 2012-01-11 ハイパースペクトラル・イメージング・インコーポレイテツド Imaging apparatus and sample analysis method
US6709387B1 (en) 2000-05-15 2004-03-23 Given Imaging Ltd. System and method for controlling in vivo camera capture and display rate
EP1719448B1 (en) * 2004-02-24 2012-08-29 Waseda University Method of measuring superficial chemical species and apparatus for measuring the same
US8548570B2 (en) * 2004-11-29 2013-10-01 Hypermed Imaging, Inc. Hyperspectral imaging of angiogenesis
EP2319406A1 (en) * 2004-12-28 2011-05-11 Hyperspectral Imaging, Inc Hyperspectral/multispectral imaging in determination, assessment and monitoring of systemic physiology and shock
WO2006107947A2 (en) 2005-04-04 2006-10-12 Hypermed, Inc. Hyperspectral imaging in diabetes and peripheral vascular disease
JP4575474B2 (en) * 2008-06-11 2010-11-04 国立大学法人東京工業大学 Biological tissue identification apparatus and method
US8988680B2 (en) 2010-04-30 2015-03-24 Chemimage Technologies Llc Dual polarization with liquid crystal tunable filters
BR112014028811B1 (en) * 2013-03-19 2020-11-17 Koninklijke Philips N.V. imaging system, method for registering an image of an object in a spectral band of terahertz radiation through radiography and visualization of the image in visible light, and storage medium
JP2014220639A (en) 2013-05-08 2014-11-20 ソニー株式会社 Imaging apparatus and imaging method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0063431A1 (en) * 1981-04-10 1982-10-27 Masaaki Konomi Spectroscopic analyzer system
US4515165A (en) * 1980-02-04 1985-05-07 Energy Conversion Devices, Inc. Apparatus and method for detecting tumors
WO1992015008A1 (en) * 1991-02-26 1992-09-03 Massachusetts Institute Of Technology Systems and methods of molecular spectroscopy to provide for the diagnosis of tissue
WO1996007889A1 (en) * 1994-09-02 1996-03-14 Lockheed Martin Energy Systems, Inc. Advanced synchronous luminescence system
GB2300045A (en) * 1995-04-11 1996-10-23 Yoav Paltieli Optical fibre endoscope
EP0783867A1 (en) * 1995-12-21 1997-07-16 Unilever Plc Device for the identification of acne, micromedones, and bacteria on human skin

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2068537B (en) * 1980-02-04 1984-11-14 Energy Conversion Devices Inc Examining biological materials
JPS585631A (en) * 1981-07-02 1983-01-13 Masaaki Motoi Spectrochemical analysis device
JPS61107482A (en) * 1984-10-30 1986-05-26 Hiroaki Kumagai Photographing device of biological tissue
JP2802061B2 (en) * 1987-04-30 1998-09-21 オリンパス光学工業株式会社 Endoscope optical system
IL108350A0 (en) * 1993-01-19 1994-04-12 Computer Aided Medical Inc Diagnostic imaging method and device
JP2756632B2 (en) * 1993-03-01 1998-05-25 日本電信電話株式会社 Tunable mode-locked laser device
US5863504A (en) * 1995-03-16 1999-01-26 Bio-Rad Laboratories, Inc. Fluorescence imaging instrument utilizing fish

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4515165A (en) * 1980-02-04 1985-05-07 Energy Conversion Devices, Inc. Apparatus and method for detecting tumors
EP0063431A1 (en) * 1981-04-10 1982-10-27 Masaaki Konomi Spectroscopic analyzer system
WO1992015008A1 (en) * 1991-02-26 1992-09-03 Massachusetts Institute Of Technology Systems and methods of molecular spectroscopy to provide for the diagnosis of tissue
WO1996007889A1 (en) * 1994-09-02 1996-03-14 Lockheed Martin Energy Systems, Inc. Advanced synchronous luminescence system
GB2300045A (en) * 1995-04-11 1996-10-23 Yoav Paltieli Optical fibre endoscope
EP0783867A1 (en) * 1995-12-21 1997-07-16 Unilever Plc Device for the identification of acne, micromedones, and bacteria on human skin

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8911360B2 (en) 2009-11-20 2014-12-16 Given Imaging Ltd. System and method for controlling power consumption of an in vivo device

Also Published As

Publication number Publication date
CA2308375C (en) 2013-04-09
JP2001521772A (en) 2001-11-13
AU751456B2 (en) 2002-08-15
AU1287499A (en) 1999-05-24
JP2011036695A (en) 2011-02-24
CA2308375A1 (en) 1999-05-14
WO1999022640A2 (en) 1999-05-14
EP1026983A2 (en) 2000-08-16
JP5174877B2 (en) 2013-04-03

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