CA2915520C - Scanning optical system with multiple optical sources - Google Patents

Scanning optical system with multiple optical sources Download PDF

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Publication number
CA2915520C
CA2915520C CA2915520A CA2915520A CA2915520C CA 2915520 C CA2915520 C CA 2915520C CA 2915520 A CA2915520 A CA 2915520A CA 2915520 A CA2915520 A CA 2915520A CA 2915520 C CA2915520 C CA 2915520C
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CA
Canada
Prior art keywords
scanning
measuring
eye
deflector device
optical
Prior art date
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Active
Application number
CA2915520A
Other languages
English (en)
French (fr)
Other versions
CA2915520A1 (en
Inventor
Tobias Jeglorz
Christof Donitzky
Original Assignee
Alcon 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 Alcon Inc filed Critical Alcon Inc
Publication of CA2915520A1 publication Critical patent/CA2915520A1/en
Application granted granted Critical
Publication of CA2915520C publication Critical patent/CA2915520C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • A61B3/1025—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for confocal scanning
    • 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
    • G01B11/2441—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures using interferometry
    • 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
    • A61B3/1005—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring distances inside the eye, e.g. thickness of the cornea
    • 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
    • A61B3/102—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for optical coherence tomography [OCT]
    • 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
    • A61B3/11—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring interpupillary distance or diameter of pupils
    • A61B3/111—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring interpupillary distance or diameter of pupils for measuring interpupillary distance
    • 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
    • A61B3/14—Arrangements specially adapted for eye photography
    • 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
    • G01B11/245—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures using a plurality of fixed, simultaneously operating transducers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/0209—Low-coherence interferometers
    • G01B9/02091—Tomographic interferometers, e.g. based on optical coherence
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/101—Scanning systems with both horizontal and vertical deflecting means, e.g. raster or XY scanners
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/105—Scanning systems with one or more pivoting mirrors or galvano-mirrors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/12—Scanning systems using multifaceted mirrors
    • G02B26/123—Multibeam scanners, e.g. using multiple light sources or beam splitters

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biophysics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Ophthalmology & Optometry (AREA)
  • Public Health (AREA)
  • Optics & Photonics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Eye Examination Apparatus (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Optical Communication System (AREA)
CA2915520A 2013-09-02 2013-09-02 Scanning optical system with multiple optical sources Active CA2915520C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2013/068068 WO2015028099A1 (en) 2013-09-02 2013-09-02 Scanning optical system with multiple optical sources

Publications (2)

Publication Number Publication Date
CA2915520A1 CA2915520A1 (en) 2015-03-05
CA2915520C true CA2915520C (en) 2017-11-14

Family

ID=49083686

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2915520A Active CA2915520C (en) 2013-09-02 2013-09-02 Scanning optical system with multiple optical sources

Country Status (9)

Country Link
US (1) US9649025B2 (cg-RX-API-DMAC10.html)
EP (1) EP3042235B1 (cg-RX-API-DMAC10.html)
JP (1) JP6453885B2 (cg-RX-API-DMAC10.html)
KR (1) KR20160051725A (cg-RX-API-DMAC10.html)
CN (1) CN105408799B (cg-RX-API-DMAC10.html)
AU (1) AU2013399518B2 (cg-RX-API-DMAC10.html)
CA (1) CA2915520C (cg-RX-API-DMAC10.html)
ES (1) ES2952416T3 (cg-RX-API-DMAC10.html)
WO (1) WO2015028099A1 (cg-RX-API-DMAC10.html)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3558091A4 (en) 2016-12-21 2020-12-02 Acucela, Inc. LOW COST, MOBILE AND MINIATURIZED OPTICAL COHERENCE TOMOGRAPHY SYSTEM FOR HOME OPHTHALMIC APPLICATIONS
CA3103899A1 (en) 2018-06-20 2019-12-26 Acucela Inc. Miniaturized mobile, low cost optical coherence tomography system for home based ophthalmic applications
JP2023508946A (ja) 2019-12-26 2023-03-06 アキュセラ インコーポレイテッド 自宅ベースの眼科用途のための光干渉断層撮影患者整列システム
US10959613B1 (en) 2020-08-04 2021-03-30 Acucela Inc. Scan pattern and signal processing for optical coherence tomography
EP4195998A4 (en) 2020-08-14 2024-08-21 Acucela Inc. SYSTEM AND METHOD FOR DECREASING CURVATURE ALIGNMENT OF OPTICAL COHERENCE TOMOGRAPHY A-SCAN
US11393094B2 (en) 2020-09-11 2022-07-19 Acucela Inc. Artificial intelligence for evaluation of optical coherence tomography images
US11911105B2 (en) 2020-09-30 2024-02-27 Acucela Inc. Myopia prediction, diagnosis, planning, and monitoring device
EP4312717A4 (en) 2021-03-24 2025-02-19 Acucela Inc. MONITORING DEVICE FOR AXIAL LENGTH MEASUREMENT
TWI770951B (zh) * 2021-04-21 2022-07-11 芯聖科技股份有限公司 平行光學掃描檢測裝置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0862123A (ja) * 1994-08-23 1996-03-08 Olympus Optical Co Ltd 走査型光学測定装置
JP3816632B2 (ja) * 1997-05-14 2006-08-30 オリンパス株式会社 走査型顕微鏡
US20070129775A1 (en) * 2005-09-19 2007-06-07 Mordaunt David H System and method for generating treatment patterns
US7599591B2 (en) * 2006-01-12 2009-10-06 Optimedica Corporation Optical delivery systems and methods of providing adjustable beam diameter, spot size and/or spot shape
GB0802290D0 (en) * 2008-02-08 2008-03-12 Univ Kent Canterbury Camera adapter based optical imaging apparatus
US8040582B2 (en) * 2008-10-16 2011-10-18 Topcon Medical Laser Systems, Inc. Light beam delivery system with power, wavelength and spot size control
WO2010051974A1 (de) 2008-11-04 2010-05-14 Carl Zeiss Meditec Ag Ophthalmologisches messsystem und verfahren zu dessen kalibrierung und/oder justierung
JP5455001B2 (ja) * 2008-12-26 2014-03-26 キヤノン株式会社 光断層撮像装置および光断層撮像装置の制御方法
JP5650482B2 (ja) * 2010-09-30 2015-01-07 株式会社ニデック 眼科撮影装置
JP5842330B2 (ja) * 2010-12-27 2016-01-13 株式会社ニデック 眼底光凝固レーザ装置
US20130163003A1 (en) * 2011-12-21 2013-06-27 Ole Massow Apparatus and method for optical swept-source coherence tomography

Also Published As

Publication number Publication date
KR20160051725A (ko) 2016-05-11
CA2915520A1 (en) 2015-03-05
WO2015028099A1 (en) 2015-03-05
US20160213247A1 (en) 2016-07-28
CN105408799B (zh) 2018-06-29
US9649025B2 (en) 2017-05-16
AU2013399518A1 (en) 2016-01-07
CN105408799A (zh) 2016-03-16
AU2013399518B2 (en) 2017-04-13
EP3042235A1 (en) 2016-07-13
JP6453885B2 (ja) 2019-01-16
EP3042235B1 (en) 2023-06-21
ES2952416T3 (es) 2023-10-31
JP2016530010A (ja) 2016-09-29

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