DE3760643D1 - Method and apparatus for in vivo ocular wetting determinations - Google Patents

Method and apparatus for in vivo ocular wetting determinations

Info

Publication number
DE3760643D1
DE3760643D1 DE8787300363T DE3760643T DE3760643D1 DE 3760643 D1 DE3760643 D1 DE 3760643D1 DE 8787300363 T DE8787300363 T DE 8787300363T DE 3760643 T DE3760643 T DE 3760643T DE 3760643 D1 DE3760643 D1 DE 3760643D1
Authority
DE
Germany
Prior art keywords
lens
film
tear film
wetting characteristics
contact
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.)
Expired
Application number
DE8787300363T
Other languages
English (en)
Inventor
Marshall G Doane
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.)
Eye Research Institute of the Retina Foundation
Original Assignee
Eye Research Institute of the Retina Foundation
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 Eye Research Institute of the Retina Foundation filed Critical Eye Research Institute of the Retina Foundation
Application granted granted Critical
Publication of DE3760643D1 publication Critical patent/DE3760643D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
    • G01M11/02—Testing optical properties
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses
    • G02C7/04—Contact lenses for the eyes

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Biophysics (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Eye Examination Apparatus (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Eyeglasses (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
DE8787300363T 1986-01-17 1987-01-16 Method and apparatus for in vivo ocular wetting determinations Expired DE3760643D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/820,526 US4747683A (en) 1986-01-17 1986-01-17 Method and device for in vivo wetting determinations

Publications (1)

Publication Number Publication Date
DE3760643D1 true DE3760643D1 (en) 1989-11-02

Family

ID=25231048

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787300363T Expired DE3760643D1 (en) 1986-01-17 1987-01-16 Method and apparatus for in vivo ocular wetting determinations

Country Status (6)

Country Link
US (1) US4747683A (de)
EP (1) EP0232986B1 (de)
JP (1) JP3103979B2 (de)
AT (1) ATE46765T1 (de)
CA (1) CA1269755A (de)
DE (1) DE3760643D1 (de)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4998819A (en) * 1987-11-25 1991-03-12 Taunton Technologies, Inc. Topography measuring apparatus
US5106183A (en) * 1987-11-25 1992-04-21 Taunton Technologies, Inc. Topography measuring apparatus
US4902123A (en) * 1987-11-25 1990-02-20 Taunton Technologies, Inc. Topography measuring apparatus
DE4101794A1 (de) * 1991-01-23 1992-07-30 Inge Muster Vorrichtung zur analyse des traenenfilms
US20070043140A1 (en) * 1998-03-02 2007-02-22 Lorenz Kathrine O Method for the mitigation of symptoms of contact lens related dry eye
JP3699853B2 (ja) * 1999-02-18 2005-09-28 株式会社ニデック 眼科装置
JP3647351B2 (ja) 2000-03-22 2005-05-11 株式会社ニデック 眼科装置
US7121666B2 (en) * 2001-04-25 2006-10-17 Tseng Scheffer C G Apparatus and method for the kinetic analysis of tear stability
AU2004258174A1 (en) * 2003-07-14 2005-01-27 Alcon, Inc. System and method for dynamic contact angle measurement
US7281801B2 (en) * 2004-09-15 2007-10-16 University Of Rochester Tear dynamics measured with optical coherence tomography
US7147634B2 (en) 2005-05-12 2006-12-12 Orion Industries, Ltd. Electrosurgical electrode and method of manufacturing same
US8814861B2 (en) 2005-05-12 2014-08-26 Innovatech, Llc Electrosurgical electrode and method of manufacturing same
JP4766919B2 (ja) * 2005-05-16 2011-09-07 則彦 横井 眼科測定方法および眼科測定装置
US7520609B2 (en) * 2006-01-18 2009-04-21 Amo Manufacturing Llc Non-invasive measurement of tear volume systems and methods
US8192026B2 (en) * 2007-06-20 2012-06-05 Tearscience, Inc. Tear film measurement
US7758190B2 (en) * 2007-06-20 2010-07-20 Tearscience, Inc. Tear film measurement
US8163358B2 (en) * 2009-02-18 2012-04-24 Synergeyes, Inc. Surface modification of contact lenses
EP2413699B1 (de) * 2009-04-01 2019-11-20 Tearscience, Inc. Osi-apparat zur abbildung eines augentränenfilms
US8888286B2 (en) 2009-04-01 2014-11-18 Tearscience, Inc. Full-eye illumination ocular surface imaging of an ocular tear film for determining tear film thickness and/or providing ocular topography
US9888839B2 (en) 2009-04-01 2018-02-13 Tearscience, Inc. Methods and apparatuses for determining contact lens intolerance in contact lens wearer patients based on dry eye tear film characteristic analysis and dry eye symptoms
US9642520B2 (en) 2009-04-01 2017-05-09 Tearscience, Inc. Background reduction apparatuses and methods of ocular surface interferometry (OSI) employing polarization for imaging, processing, and/or displaying an ocular tear film
US8915592B2 (en) 2009-04-01 2014-12-23 Tearscience, Inc. Apparatuses and methods of ocular surface interferometry (OSI) employing polarization and subtraction for imaging, processing, and/or displaying an ocular tear film
EP2681613B1 (de) 2011-02-28 2018-10-24 CooperVision International Holding Company, LP Silikonhydrogel-kontaktlinsen
US9339177B2 (en) 2012-12-21 2016-05-17 Tearscience, Inc. Full-eye illumination ocular surface imaging of an ocular tear film for determining tear film thickness and/or providing ocular topography
WO2014179728A1 (en) * 2013-05-03 2014-11-06 Tearscience, Inc. Methods and apparatuses for determning contact lens intolerance in contact lens wearer patients based on dry eye tear film characteristic analysis and dry eye symptoms
CN108670190A (zh) 2013-05-03 2018-10-19 眼泪科学公司 用于对睑板腺进行成像以供睑板腺分析的眼睑照明系统和方法
US9795290B2 (en) 2013-11-15 2017-10-24 Tearscience, Inc. Ocular tear film peak detection and stabilization detection systems and methods for determining tear film layer characteristics
EP3059575B1 (de) * 2015-02-20 2020-11-25 Alcon Inc. Verfahren zur Bestimmung der Qualität einer Oberfläche einer ophthalmischen Linse
US9863842B2 (en) 2015-09-24 2018-01-09 Novartis Ag Method for characterizing an ophthalmic lens
EP3922165A1 (de) 2017-01-28 2021-12-15 Cylite Pty Ltd Optische kohärenzmetrologie und tomografie mit verbesserter registrierung
JP7068869B2 (ja) * 2017-03-14 2022-05-17 株式会社トプコン 涙液層厚み測定装置及び方法
JP7005392B2 (ja) * 2017-03-14 2022-01-21 株式会社トプコン 涙液層厚み測定装置及び方法
WO2019132982A1 (en) 2017-12-29 2019-07-04 Xinova, LLC Systems and methods for measuring postlens tear film thickness
US20210244278A1 (en) 2018-06-05 2021-08-12 Cylite Pty Ltd Apparatus and method for in-vivo measurement of corneal biomechanical response
CN109085095B (zh) * 2018-08-08 2021-07-23 长安大学 一种土壤接触角测试装置及方法
CN112763143A (zh) * 2020-12-30 2021-05-07 李驹 一种内墙装饰材料的抗水性能检测用的浸泡检测装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3542461A (en) * 1967-11-20 1970-11-24 Du Pont Contact lens having an index of refraction approximating that of human tears
GB1275045A (en) * 1968-06-05 1972-05-24 Sira Inst Formerly Known As Br Method of, and apparatus for measuring or gauging small objects
GB1392448A (en) * 1971-06-22 1975-04-30 Nat Res Dev Optical indpection
US3943278A (en) * 1974-08-22 1976-03-09 Stanford Research Institute Surface deformation gauging system by moire interferometry
JPS6054053B2 (ja) * 1977-11-15 1985-11-28 ミノルタ株式会社 瞳位置合わせの容易な眼底カメラ
DE2758149C2 (de) * 1977-12-27 1979-10-04 Ibm Deutschland Gmbh, 7000 Stuttgart Interferometrisches Verfahren mit λ /4-Auflösung zur Abstands-, Dicken- und/oder Ebenheitsmessung
US4256384A (en) * 1979-10-15 1981-03-17 Konan Camera Research Institute Eyeball examining device
US4283139A (en) * 1980-02-04 1981-08-11 American Optical Corporation Instrument for optically measuring soft contact lens parameters
US4377343A (en) * 1981-07-10 1983-03-22 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Dual-beam skin friction interferometer
JPS5833106A (ja) * 1981-08-22 1983-02-26 Nippon Paint Co Ltd 塗料層の層厚変化量測定装置
JPS5851514A (ja) * 1981-09-22 1983-03-26 Toshiba Corp ウエハ露光方法及びその装置
US4453828A (en) * 1981-12-02 1984-06-12 Advanced Semiconductor Products, Inc. Apparatus and methods for measuring the optical thickness and index of refraction of thin, optical membranes
DE3200037A1 (de) * 1982-01-04 1983-07-14 Klaus Dr. 8035 Gauting Dietrich Anordnung zum testen von kontaktlinsen und gleitsichtglaesern
DE3422144A1 (de) * 1984-06-14 1985-12-19 Josef Prof. Dr. 6900 Heidelberg Bille Geraet zur darstellung flaechenhafter bereiche des menschlichen auges
EP0179935B1 (de) * 1984-10-31 1988-05-18 Ibm Deutschland Gmbh Interferometrischer Dickenanalysierer und Messmethode

Also Published As

Publication number Publication date
US4747683A (en) 1988-05-31
EP0232986B1 (de) 1989-09-27
EP0232986A1 (de) 1987-08-19
JP3103979B2 (ja) 2000-10-30
ATE46765T1 (de) 1989-10-15
CA1269755A (en) 1990-05-29
JPS62222143A (ja) 1987-09-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee