EP2936050A4 - COMPLETE ILLUMINATION OF OCULAR SURFACE IMAGING OF A LACRYMAL OCULAR FILM FOR DETERMINING THE THICKNESS OF THE LACRYMAL FILM AND / OR PROVIDING AN OCULAR TOPOGRAPHY - Google Patents

COMPLETE ILLUMINATION OF OCULAR SURFACE IMAGING OF A LACRYMAL OCULAR FILM FOR DETERMINING THE THICKNESS OF THE LACRYMAL FILM AND / OR PROVIDING AN OCULAR TOPOGRAPHY

Info

Publication number
EP2936050A4
EP2936050A4 EP13864124.6A EP13864124A EP2936050A4 EP 2936050 A4 EP2936050 A4 EP 2936050A4 EP 13864124 A EP13864124 A EP 13864124A EP 2936050 A4 EP2936050 A4 EP 2936050A4
Authority
EP
European Patent Office
Prior art keywords
ocular
lacrymal
film
determining
thickness
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Withdrawn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
EP13864124.6A
Other languages
German (de)
French (fr)
Other versions
EP2936050A1 (en
Inventor
Stephen M Grenon
Donald R Korb
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.)
TearScience Inc
Original Assignee
TearScience 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 TearScience Inc filed Critical TearScience Inc
Publication of EP2936050A1 publication Critical patent/EP2936050A1/en
Publication of EP2936050A4 publication Critical patent/EP2936050A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • A61B3/101—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for examining the tear film
    • 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
    • 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
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
    • G01B11/0616—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating
    • G01B11/0625—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating with measurement of absorption or reflection
    • 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
    • G01B11/25—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object
    • G01B11/2513—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. one or more lines, moiré fringes on the object with several lines being projected in more than one direction, e.g. grids, patterns

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Eye Examination Apparatus (AREA)
EP13864124.6A 2012-12-21 2013-12-20 COMPLETE ILLUMINATION OF OCULAR SURFACE IMAGING OF A LACRYMAL OCULAR FILM FOR DETERMINING THE THICKNESS OF THE LACRYMAL FILM AND / OR PROVIDING AN OCULAR TOPOGRAPHY Withdrawn EP2936050A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261745213P 2012-12-21 2012-12-21
PCT/US2013/077117 WO2014100678A1 (en) 2012-12-21 2013-12-20 Full-eye illumination ocular surface imaging of an ocular tear film for determining tear film thickness and/or providing ocular topography

Publications (2)

Publication Number Publication Date
EP2936050A1 EP2936050A1 (en) 2015-10-28
EP2936050A4 true EP2936050A4 (en) 2016-07-27

Family

ID=50979270

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13864124.6A Withdrawn EP2936050A4 (en) 2012-12-21 2013-12-20 COMPLETE ILLUMINATION OF OCULAR SURFACE IMAGING OF A LACRYMAL OCULAR FILM FOR DETERMINING THE THICKNESS OF THE LACRYMAL FILM AND / OR PROVIDING AN OCULAR TOPOGRAPHY

Country Status (2)

Country Link
EP (1) EP2936050A4 (en)
WO (1) WO2014100678A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111565623A (en) * 2017-12-08 2020-08-21 超越700私人有限公司 Methods based on tear film behavior
JP7517147B2 (en) * 2018-03-05 2024-07-17 株式会社ニデック Fundus image processing device and fundus image processing program
US20220148179A1 (en) * 2019-02-15 2022-05-12 Kowa Company, Ltd. Method for inspecting ophthalmic device, inspection jig for ophthalmic device, and ophthalmic device
CN111259986B (en) * 2020-02-20 2023-10-31 中南大学 Classification method of ocular surface index data under free blinking conditions
CN112842254B (en) * 2021-01-19 2022-12-06 北京大学第三医院（北京大学第三临床医学院） Device and method for detecting dry eye syndrome
CN113137930B (en) * 2021-04-25 2022-02-01 西南石油大学 Visual and quantitative determination method for thinning of foam liquid film
KR102944487B1 (en) * 2024-01-19 2026-03-26 가톨릭대학교 산학협력단 SYSTEM, SERVER AND METHOD FOR MEASURING CORNEAL geometry TO help select intraocular lens and tracing gaze direction

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6450641B2 (en) * 1992-06-02 2002-09-17 Lasersight Technologies, Inc. Method of corneal analysis using a checkered placido apparatus
US6447119B1 (en) * 1996-08-12 2002-09-10 Visionrx, Inc. Apparatus for visualizing the eye's tear film
US7241012B2 (en) * 2003-01-21 2007-07-10 Kabushiki Kaisha Topcon Ophthalmologic apparatus
US7988290B2 (en) * 2007-06-27 2011-08-02 AMO Wavefront Sciences LLC. Systems and methods for measuring the shape and location of an object
CN102573497B (en) 2009-04-01 2015-09-09 眼泪科学公司 Eye tear film imaging device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
WO2014100678A1 (en) 2014-06-26
EP2936050A1 (en) 2015-10-28

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