EP1532431A4 - Procedes et appareils pour caracteriser des echantillons de tissus - Google Patents

Procedes et appareils pour caracteriser des echantillons de tissus

Info

Publication number
EP1532431A4
EP1532431A4 EP03763350A EP03763350A EP1532431A4 EP 1532431 A4 EP1532431 A4 EP 1532431A4 EP 03763350 A EP03763350 A EP 03763350A EP 03763350 A EP03763350 A EP 03763350A EP 1532431 A4 EP1532431 A4 EP 1532431A4
Authority
EP
European Patent Office
Prior art keywords
characterization
methods
tissue samples
tissue
samples
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.)
Withdrawn
Application number
EP03763350A
Other languages
German (de)
English (en)
Other versions
EP1532431A1 (fr
Inventor
Ross F Flewelling
Peter J Costa
Chunsheng Jiang
Kevin T Schomacker
Christopher E Griffin
Perry S Banks
Jean-Pierre Schott
Stephen T Sum
Thomas R Clune
Bret F Draayer
Thomas M Meese
Alex Zelenchuk
Charles C Abele
John A Flanagan
Rolf B Saager
Karen Twietmeyer
Richard M Morrell
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.)
Medispectra Inc
Original Assignee
Medispectra 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
Priority claimed from US10/243,535 external-priority patent/US6818903B2/en
Priority claimed from US10/418,973 external-priority patent/US7459696B2/en
Priority claimed from US10/418,974 external-priority patent/US20040208385A1/en
Priority claimed from US10/418,902 external-priority patent/US7136518B2/en
Priority claimed from US10/418,415 external-priority patent/US7282723B2/en
Priority claimed from US10/419,181 external-priority patent/US7469160B2/en
Priority claimed from US10/418,922 external-priority patent/US20040209237A1/en
Priority claimed from US10/418,668 external-priority patent/US7309867B2/en
Priority claimed from US10/418,975 external-priority patent/US20040208390A1/en
Application filed by Medispectra Inc filed Critical Medispectra Inc
Publication of EP1532431A1 publication Critical patent/EP1532431A1/fr
Publication of EP1532431A4 publication Critical patent/EP1532431A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/645—Specially adapted constructive features of fluorimeters
    • G01N21/6456—Spatial resolved fluorescence measurements; Imaging
    • 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
    • A61B5/72—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
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
    • G01N21/274—Calibration, base line adjustment, drift correction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/56—Extraction of image or video features relating to colour
    • 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
    • A61B5/7253—Details of waveform analysis characterised by using transforms
    • A61B5/7257—Details of waveform analysis characterised by using transforms using Fourier transforms
    • 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
    • A61B5/7267—Classification of physiological signals or data, e.g. using neural networks, statistical classifiers, expert systems or fuzzy systems involving training the classification device
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N2021/6417—Spectrofluorimetric devices
    • G01N2021/6423—Spectral mapping, video display
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
    • G16H50/20—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
EP03763350A 2002-07-09 2003-07-08 Procedes et appareils pour caracteriser des echantillons de tissus Withdrawn EP1532431A4 (fr)

Applications Claiming Priority (21)

Application Number Priority Date Filing Date Title
US243535 1988-09-12
US419181 1989-10-10
US418973 1995-04-07
US418922 1999-10-15
US418902 1999-10-15
US39469602P 2002-07-09 2002-07-09
US394696P 2002-07-09
US10/243,535 US6818903B2 (en) 2002-07-09 2002-09-13 Method and apparatus for identifying spectral artifacts
US10/418,974 US20040208385A1 (en) 2003-04-18 2003-04-18 Methods and apparatus for visually enhancing images
US418975 2003-04-18
US10/418,902 US7136518B2 (en) 2003-04-18 2003-04-18 Methods and apparatus for displaying diagnostic data
US10/418,973 US7459696B2 (en) 2003-04-18 2003-04-18 Methods and apparatus for calibrating spectral data
US418415 2003-04-18
US10/418,415 US7282723B2 (en) 2002-07-09 2003-04-18 Methods and apparatus for processing spectral data for use in tissue characterization
US10/419,181 US7469160B2 (en) 2003-04-18 2003-04-18 Methods and apparatus for evaluating image focus
US10/418,922 US20040209237A1 (en) 2003-04-18 2003-04-18 Methods and apparatus for characterization of tissue samples
US10/418,668 US7309867B2 (en) 2003-04-18 2003-04-18 Methods and apparatus for characterization of tissue samples
US10/418,975 US20040208390A1 (en) 2003-04-18 2003-04-18 Methods and apparatus for processing image data for use in tissue characterization
US418668 2003-04-18
US418974 2003-04-18
PCT/US2003/021347 WO2004005895A1 (fr) 2002-07-09 2003-07-08 Procedes et appareils pour caracteriser des echantillons de tissus

Publications (2)

Publication Number Publication Date
EP1532431A1 EP1532431A1 (fr) 2005-05-25
EP1532431A4 true EP1532431A4 (fr) 2010-03-31

Family

ID=30119566

Family Applications (1)

Application Number Title Priority Date Filing Date
EP03763350A Withdrawn EP1532431A4 (fr) 2002-07-09 2003-07-08 Procedes et appareils pour caracteriser des echantillons de tissus

Country Status (4)

Country Link
EP (1) EP1532431A4 (fr)
AU (1) AU2003259095A1 (fr)
CA (1) CA2491703A1 (fr)
WO (1) WO2004005895A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110120027A (zh) * 2019-04-16 2019-08-13 华南理工大学 面向机器学习系统数据的ct切片图像增强方法和装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6768918B2 (en) 2002-07-10 2004-07-27 Medispectra, Inc. Fluorescent fiberoptic probe for tissue health discrimination and method of use thereof
DE202008004899U1 (de) * 2008-04-09 2009-08-20 Sick Ag Frontscheibenelement und Sensor
JP5389380B2 (ja) * 2008-05-28 2014-01-15 オリンパス株式会社 信号処理システム及び信号処理プログラム
KR101574376B1 (ko) * 2009-01-20 2015-12-03 케어스트림 헬스 인코포레이티드 우식을 탐지하는 방법 및 장치
CN102063710B (zh) * 2009-11-13 2013-01-16 中国科学院烟台海岸带研究所 一种遥感图像融合增强的实现方法
DE102011002990B4 (de) 2011-01-21 2014-02-27 Carl Zeiss Meditec Ag Visualisieren von Gewebe in einem Operationsbereich
GB201318598D0 (en) 2013-10-21 2013-12-04 Univ Leicester Improvements in or relating to super-resolution microscopy
WO2016069788A1 (fr) 2014-10-29 2016-05-06 Spectral Md, Inc. Procédés d'imagerie optique multispectrale, à résolution temporelle, en mode réflectif et appareils de classification de tissus
CN106474634A (zh) * 2015-11-17 2017-03-08 南京中硼联康医疗科技有限公司 基于医学影像数据的几何模型建立方法
JP6646552B2 (ja) * 2016-09-13 2020-02-14 株式会社日立ハイテクノロジーズ 画像診断支援装置、画像診断支援方法及び試料分析システム
WO2018160963A1 (fr) 2017-03-02 2018-09-07 Spectral Md, Inc. Systèmes à apprentissage automatique et techniques pour l'analyse multispectrale de sites d'amputation
EA201992252A1 (ru) * 2017-04-07 2020-04-02 Авелас Байосайенсиз, Инк. Логометрические способы визуализации флуоресценции
EP3893733A4 (fr) 2018-12-14 2022-10-12 Spectral MD, Inc. Systèmes d'apprentissage automatique et procédés d'évaluation, de prédiction de cicatrisation et de traitement de plaies
US10740884B2 (en) 2018-12-14 2020-08-11 Spectral Md, Inc. System and method for high precision multi-aperture spectral imaging
JP7186298B2 (ja) 2018-12-14 2022-12-08 スペクトラル エムディー，インコーポレイテッド 高精度マルチアパーチャスペクトルイメージングのためのシステムおよび方法
CA3127027A1 (fr) * 2019-01-17 2020-07-23 University Health Network Fantomes de tissu
CN109901355B (zh) * 2019-04-19 2020-11-10 深圳市当智科技有限公司 基于对比度加直方图的多元化投影仪自动对焦方法
WO2020252170A1 (fr) * 2019-06-13 2020-12-17 Boston Scientific Scimed, Inc. Procédés et appareil de détection de saignement de vaisseaux
US10891766B1 (en) * 2019-09-04 2021-01-12 Google Llc Artistic representation of digital data
US20230102090A1 (en) * 2021-09-22 2023-03-30 City University Of Hong Kong System and method for measurement and assessment of depth of anesthesia in an animal subject based on electroencephalography
CN117808811A (zh) * 2024-03-01 2024-04-02 陕西中盛天泽复合材料科技有限公司 一种数控机床刀具崩刃异常检测方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000036973A1 (fr) * 1998-12-23 2000-06-29 Medispectra, Inc. Systemes et techniques optiques destines a l'examen du col
US20020007122A1 (en) * 1999-12-15 2002-01-17 Howard Kaufman Methods of diagnosing disease

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US5599717A (en) * 1994-09-02 1997-02-04 Martin Marietta Energy Systems, Inc. Advanced synchronous luminescence system
US5735276A (en) * 1995-03-21 1998-04-07 Lemelson; Jerome Method and apparatus for scanning and evaluating matter
US6124597A (en) * 1997-07-07 2000-09-26 Cedars-Sinai Medical Center Method and devices for laser induced fluorescence attenuation spectroscopy
JP2001157658A (ja) * 1999-12-02 2001-06-12 Fuji Photo Film Co Ltd 蛍光画像表示装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000036973A1 (fr) * 1998-12-23 2000-06-29 Medispectra, Inc. Systemes et techniques optiques destines a l'examen du col
US20020007122A1 (en) * 1999-12-15 2002-01-17 Howard Kaufman Methods of diagnosing disease

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
No Search *
See also references of WO2004005895A1 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110120027A (zh) * 2019-04-16 2019-08-13 华南理工大学 面向机器学习系统数据的ct切片图像增强方法和装置
CN110120027B (zh) * 2019-04-16 2021-05-14 华南理工大学 面向机器学习系统数据的ct切片图像增强方法和装置

Also Published As

Publication number Publication date
CA2491703A1 (fr) 2004-01-15
AU2003259095A2 (en) 2004-01-23
AU2003259095A1 (en) 2004-01-23
EP1532431A1 (fr) 2005-05-25
WO2004005895A1 (fr) 2004-01-15

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A4 Supplementary search report drawn up and despatched

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