EP0722285A4 - Verarbeitung von keratoskopischen bildern unter verwendung lokaler räumlicher interferenz-muster - Google Patents

Verarbeitung von keratoskopischen bildern unter verwendung lokaler räumlicher interferenz-muster

Info

Publication number
EP0722285A4
EP0722285A4 EP95922992A EP95922992A EP0722285A4 EP 0722285 A4 EP0722285 A4 EP 0722285A4 EP 95922992 A EP95922992 A EP 95922992A EP 95922992 A EP95922992 A EP 95922992A EP 0722285 A4 EP0722285 A4 EP 0722285A4
Authority
EP
European Patent Office
Prior art keywords
keratoscopic
images
processing
spatial phase
local spatial
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Withdrawn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
EP95922992A
Other languages
English (en)
French (fr)
Other versions
EP0722285A1 (de
Inventor
Richard J Mammone
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.)
Tomey Co Ltd
Original Assignee
Computed Anatomy 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 Computed Anatomy Inc filed Critical Computed Anatomy Inc
Publication of EP0722285A1 publication Critical patent/EP0722285A1/de
Publication of EP0722285A4 publication Critical patent/EP0722285A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures
    • G01B11/255—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures for measuring radius of curvature
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/107—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for determining the shape or measuring the curvature of the cornea

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Medical Informatics (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Ophthalmology & Optometry (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Eye Examination Apparatus (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Image Processing (AREA)
EP95922992A 1994-08-08 1995-06-07 Verarbeitung von keratoskopischen bildern unter verwendung lokaler räumlicher interferenz-muster Withdrawn EP0722285A4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US28712694A 1994-08-08 1994-08-08
US287126 1994-08-08
PCT/US1995/007214 WO1996004839A1 (en) 1994-08-08 1995-06-07 Processing of keratoscopic images using local spatial phase

Publications (2)

Publication Number Publication Date
EP0722285A1 EP0722285A1 (de) 1996-07-24
EP0722285A4 true EP0722285A4 (de) 1998-11-04

Family

ID=23101567

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95922992A Withdrawn EP0722285A4 (de) 1994-08-08 1995-06-07 Verarbeitung von keratoskopischen bildern unter verwendung lokaler räumlicher interferenz-muster

Country Status (4)

Country Link
EP (1) EP0722285A4 (de)
JP (1) JP3010072B2 (de)
CA (1) CA2172284C (de)
WO (1) WO1996004839A1 (de)

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BR9815836A (pt) * 1998-04-27 2000-12-26 Procter & Gamble Composições de ciclodextrina descomplexada aperfeiçoada para controle de odor
JP3602371B2 (ja) * 1999-06-04 2004-12-15 株式会社ニデック 角膜形状測定装置
US6258217B1 (en) 1999-09-29 2001-07-10 Plasma-Therm, Inc. Rotating magnet array and sputter source
EP1434522B1 (de) 2000-10-30 2010-01-13 The General Hospital Corporation Optische systeme zur gewebeanalyse
US7447408B2 (en) 2004-07-02 2008-11-04 The General Hospital Corproation Imaging system and related techniques
JP5324095B2 (ja) 2004-08-24 2013-10-23 ザ ジェネラル ホスピタル コーポレイション 血管セグメントを画像化する方法および装置
JP2008521516A (ja) 2004-11-29 2008-06-26 ザ ジェネラル ホスピタル コーポレイション サンプル上の複数の地点を同時に照射し検出することによって光学画像生成を実行する構成、装置、内視鏡、カテーテル、及び方法
ES2337497T3 (es) 2005-04-28 2010-04-26 The General Hospital Corporation Evaluacion de caracteristicas de la imagen de una estructura anatomica en imagenes de tomografia de coherencia optica.
US9060689B2 (en) 2005-06-01 2015-06-23 The General Hospital Corporation Apparatus, method and system for performing phase-resolved optical frequency domain imaging
WO2007019574A2 (en) 2005-08-09 2007-02-15 The General Hospital Corporation Apparatus, methods and storage medium for performing polarization-based quadrature demodulation in optical coherence tomography
WO2007038787A1 (en) 2005-09-29 2007-04-05 General Hospital Corporation Method and apparatus for optical imaging via spectral encoding
WO2007084903A2 (en) 2006-01-19 2007-07-26 The General Hospital Corporation Apparatus for obtaining information for a structure using spectrally-encoded endoscopy techniques and method for producing one or more optical arrangements
EP2659851A3 (de) 2006-02-01 2014-01-15 The General Hospital Corporation Vorrichtung zur Anwendung mehrerer elektromagnetischer Strahlungen auf einer Probe
EP1983921B1 (de) 2006-02-01 2016-05-25 The General Hospital Corporation Systeme zur bereitstellung elektromagnetischer strahlung für mindestens einen teil einer probe mittels konformer lasertherapieverfahren
EP2982929A1 (de) 2006-02-24 2016-02-10 The General Hospital Corporation Verfahren und systeme zur durchführung von winkelaufgelöster optischer kohärenztomografie im fourier-bereich
JP2009536740A (ja) 2006-05-10 2009-10-15 ザ ジェネラル ホスピタル コーポレイション サンプルの周波数領域画像形成を提供するためのプロセス、構成およびシステム
WO2008049118A2 (en) 2006-10-19 2008-04-24 The General Hospital Corporation Apparatus and method for obtaining and providing imaging information associated with at least one portion of a sample and effecting such portion(s)
EP2309923B1 (de) 2008-07-14 2020-11-25 The General Hospital Corporation Vorrichtung und verfahren für eine farbendoskopie
US9615748B2 (en) 2009-01-20 2017-04-11 The General Hospital Corporation Endoscopic biopsy apparatus, system and method
JP5819823B2 (ja) 2009-07-14 2015-11-24 ザ ジェネラル ホスピタル コーポレイション 血管の内部の流れおよび圧力を測定する装置および装置の作動方法
EP3753480A1 (de) 2010-03-05 2020-12-23 The General Hospital Corporation Systeme, verfahren und per computer zugängliches medium zur bereitstellung mikroskopischer bilder von mindestens einer anatomischen struktur mit einer bestimmten auflösung
US9069130B2 (en) 2010-05-03 2015-06-30 The General Hospital Corporation Apparatus, method and system for generating optical radiation from biological gain media
US8979270B2 (en) * 2010-05-04 2015-03-17 Akkolens International B.V. Corneal topographer
WO2011149972A2 (en) 2010-05-25 2011-12-01 The General Hospital Corporation Systems, devices, methods, apparatus and computer-accessible media for providing optical imaging of structures and compositions
EP2575598A2 (de) 2010-05-25 2013-04-10 The General Hospital Corporation Vorrichtungen, systeme, verfahren und computerlesbares medium zur spektralanalyse von bildern aus einer optischen kohärenz-tomographie
EP2575591A4 (de) 2010-06-03 2017-09-13 The General Hospital Corporation Vorrichtung und verfahren für geräte zur abbildung von strukturen in oder an einem oder mehreren lumenorganen
EP2632324A4 (de) 2010-10-27 2015-04-22 Gen Hospital Corp Vorrichtungen, systeme und verfahren zur blutdruckmessung in mindestens einem gefäss
WO2013013049A1 (en) 2011-07-19 2013-01-24 The General Hospital Corporation Systems, methods, apparatus and computer-accessible-medium for providing polarization-mode dispersion compensation in optical coherence tomography
JP2015502562A (ja) 2011-10-18 2015-01-22 ザ ジェネラル ホスピタル コーポレイション 再循環光学遅延を生成および／または提供するための装置および方法
WO2013148306A1 (en) 2012-03-30 2013-10-03 The General Hospital Corporation Imaging system, method and distal attachment for multidirectional field of view endoscopy
US11490797B2 (en) 2012-05-21 2022-11-08 The General Hospital Corporation Apparatus, device and method for capsule microscopy
WO2014031748A1 (en) 2012-08-22 2014-02-27 The General Hospital Corporation System, method, and computer-accessible medium for fabrication minature endoscope using soft lithography
JP6560126B2 (ja) 2013-01-28 2019-08-14 ザ ジェネラル ホスピタル コーポレイション 光周波数ドメインイメージングに重ね合わせされる拡散分光法を提供するための装置および方法
US10893806B2 (en) 2013-01-29 2021-01-19 The General Hospital Corporation Apparatus, systems and methods for providing information regarding the aortic valve
US11179028B2 (en) 2013-02-01 2021-11-23 The General Hospital Corporation Objective lens arrangement for confocal endomicroscopy
US10478072B2 (en) 2013-03-15 2019-11-19 The General Hospital Corporation Methods and system for characterizing an object
US9784681B2 (en) 2013-05-13 2017-10-10 The General Hospital Corporation System and method for efficient detection of the phase and amplitude of a periodic modulation associated with self-interfering fluorescence
US10117576B2 (en) 2013-07-19 2018-11-06 The General Hospital Corporation System, method and computer accessible medium for determining eye motion by imaging retina and providing feedback for acquisition of signals from the retina
EP3021734B1 (de) 2013-07-19 2020-04-08 The General Hospital Corporation Abbildungsvorrichtung unter verwendung einer endoskopie mit multidirektionalem sichtfeld
ES2893237T3 (es) 2013-07-26 2022-02-08 Massachusetts Gen Hospital Aparato con una disposición láser que utiliza dispersión óptica para aplicaciones en la tomografía de coherencia óptica en el dominio de Fourier
US9733460B2 (en) 2014-01-08 2017-08-15 The General Hospital Corporation Method and apparatus for microscopic imaging
US10736494B2 (en) 2014-01-31 2020-08-11 The General Hospital Corporation System and method for facilitating manual and/or automatic volumetric imaging with real-time tension or force feedback using a tethered imaging device
WO2015153982A1 (en) 2014-04-04 2015-10-08 The General Hospital Corporation Apparatus and method for controlling propagation and/or transmission of electromagnetic radiation in flexible waveguide(s)
EP3171766B1 (de) 2014-07-25 2021-12-29 The General Hospital Corporation Einrichtung zur in-vivo-bildgebung und -diagnose
CN115105011B (zh) * 2022-05-18 2025-02-14 杭州微晓医疗科技有限公司 一种用于确定角膜曲率半径的方法、设备、介质及产品

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WO1988002847A2 (en) * 1986-10-15 1988-04-21 Eastman Kodak Company Extended-range moire contouring
WO1992001417A1 (en) * 1990-07-19 1992-02-06 Horwitz Larry S Vision measurement and correction
JPH0630900A (ja) * 1992-07-13 1994-02-08 Kimiya Shimizu 角膜の光学特性の表示方法

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US4863260A (en) * 1987-11-04 1989-09-05 Computed Anatomy Inc. System for topographical modeling of anatomical surfaces
JPH04332525A (ja) * 1991-05-02 1992-11-19 Topcon Corp 角膜形状測定装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988002847A2 (en) * 1986-10-15 1988-04-21 Eastman Kodak Company Extended-range moire contouring
WO1992001417A1 (en) * 1990-07-19 1992-02-06 Horwitz Larry S Vision measurement and correction
JPH0630900A (ja) * 1992-07-13 1994-02-08 Kimiya Shimizu 角膜の光学特性の表示方法
US5357294A (en) * 1992-07-13 1994-10-18 Kimiya Shimizu Method for displaying optical properties of corneas

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO9604839A1 *

Also Published As

Publication number Publication date
JPH08510949A (ja) 1996-11-19
CA2172284A1 (en) 1996-02-22
CA2172284C (en) 1999-09-28
JP3010072B2 (ja) 2000-02-14
WO1996004839A1 (en) 1996-02-22
EP0722285A1 (de) 1996-07-24

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