AU2001236256A1 - System to measure the topography of both corneal surfaces and corneal thickness - Google Patents

System to measure the topography of both corneal surfaces and corneal thickness

Info

Publication number
AU2001236256A1
AU2001236256A1 AU2001236256A AU3625601A AU2001236256A1 AU 2001236256 A1 AU2001236256 A1 AU 2001236256A1 AU 2001236256 A AU2001236256 A AU 2001236256A AU 3625601 A AU3625601 A AU 3625601A AU 2001236256 A1 AU2001236256 A1 AU 2001236256A1
Authority
AU
Australia
Prior art keywords
corneal
image
topography
measure
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.)
Abandoned
Application number
AU2001236256A
Other languages
English (en)
Inventor
Sandra Maria De Braga Franco
Jose Manuel Martins Borges De Almeida
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.)
Universidade do Minho
Original Assignee
Universidade do Minho
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 Universidade do Minho filed Critical Universidade do Minho
Publication of AU2001236256A1 publication Critical patent/AU2001236256A1/en
Abandoned 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
    • A61B3/107—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

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Eye Examination Apparatus (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
AU2001236256A 2000-02-25 2001-02-26 System to measure the topography of both corneal surfaces and corneal thickness Abandoned AU2001236256A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PT102423A PT102423A (pt) 2000-02-25 2000-02-25 Sistema para medir topografia de ambas as superficies corneanas e a espessura da cornea
PT102423 2000-02-25
PCT/PT2001/000002 WO2001062140A1 (en) 2000-02-25 2001-02-26 System to measure the topography of both corneal surfaces and corneal thickness

Publications (1)

Publication Number Publication Date
AU2001236256A1 true AU2001236256A1 (en) 2001-09-03

Family

ID=20085932

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001236256A Abandoned AU2001236256A1 (en) 2000-02-25 2001-02-26 System to measure the topography of both corneal surfaces and corneal thickness

Country Status (8)

Country Link
US (1) US6913358B2 (de)
EP (1) EP1127533B1 (de)
JP (1) JP4128776B2 (de)
AT (1) ATE384472T1 (de)
AU (1) AU2001236256A1 (de)
DE (1) DE60132510T2 (de)
PT (1) PT102423A (de)
WO (1) WO2001062140A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1358839B1 (de) * 2002-04-05 2005-02-23 SIS AG Surgical Instrument Systems Vorrichtung und Verfahren zur Bestimmung von geometrischen Messwerten eines Auges
AU2008251316B2 (en) 2007-05-11 2014-05-29 Amo Development, Llc Combined wavefront and topography systems and methods
US7988290B2 (en) * 2007-06-27 2011-08-02 AMO Wavefront Sciences LLC. Systems and methods for measuring the shape and location of an object
US7976163B2 (en) 2007-06-27 2011-07-12 Amo Wavefront Sciences Llc System and method for measuring corneal topography
WO2009081286A2 (en) * 2007-12-21 2009-07-02 Sifi Diagnostic Spa Dual scheimpflug system for three- dimensional analysis of an eye
US7988293B2 (en) * 2008-11-14 2011-08-02 AMO Wavefront Sciences LLC. Method of qualifying light spots for optical measurements and measurement instrument employing method of qualifying light spots
CN105147239A (zh) * 2009-03-04 2015-12-16 完美Ip有限公司 用于表征角膜并制造眼用透镜的系统
US8622546B2 (en) 2011-06-08 2014-01-07 Amo Wavefront Sciences, Llc Method of locating valid light spots for optical measurement and optical measurement instrument employing method of locating valid light spots
JP6323743B2 (ja) * 2013-12-13 2018-05-16 大日本印刷株式会社 光走査装置、照明装置、投射装置および光学素子
CN110430799B (zh) * 2017-02-23 2022-03-29 艾维斯技术有限责任公司 用于光学角膜地形图和断层扫描的相干激光

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4019813A (en) * 1976-01-19 1977-04-26 Baylor College Of Medicine Optical apparatus for obtaining measurements of portions of the eye
US5095386A (en) * 1990-05-01 1992-03-10 Charles Lescrenier Optical system for generating lines of light using crossed cylindrical lenses
BE1007225A3 (nl) 1993-06-17 1995-04-25 Philips Electronics Nv Differentiele belastingtrap met stapsgewijs variabele impedantie.
US5867250A (en) * 1996-05-03 1999-02-02 Baron; William S. Apparatus and method for optically mapping front and back surface topographies of an object
US6575573B2 (en) * 2001-10-17 2003-06-10 Carl Zeiss Ophthalmic Systems, Inc. Method and apparatus for measuring a corneal profile of an eye

Also Published As

Publication number Publication date
JP4128776B2 (ja) 2008-07-30
ATE384472T1 (de) 2008-02-15
DE60132510T2 (de) 2009-03-26
US20030142270A1 (en) 2003-07-31
EP1127533A1 (de) 2001-08-29
WO2001062140A1 (en) 2001-08-30
US6913358B2 (en) 2005-07-05
JP2003523245A (ja) 2003-08-05
EP1127533B1 (de) 2008-01-23
PT102423A (pt) 2001-08-31
DE60132510D1 (de) 2008-03-13

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