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DE60109824D1 - Ausrichtungsleitsystem - Google Patents

Ausrichtungsleitsystem

Info

Publication number
DE60109824D1
DE60109824D1 DE60109824T DE60109824T DE60109824D1 DE 60109824 D1 DE60109824 D1 DE 60109824D1 DE 60109824 T DE60109824 T DE 60109824T DE 60109824 T DE60109824 T DE 60109824T DE 60109824 D1 DE60109824 D1 DE 60109824D1
Authority
DE
Germany
Prior art keywords
concave mirror
alignment
piston
image
measurement axis
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 - Fee Related
Application number
DE60109824T
Other languages
English (en)
Other versions
DE60109824T2 (de
Inventor
Bernard Grolman
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.)
Reichert Inc
Original Assignee
Reichert 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 Reichert Inc filed Critical Reichert Inc
Publication of DE60109824D1 publication Critical patent/DE60109824D1/de
Application granted granted Critical
Publication of DE60109824T2 publication Critical patent/DE60109824T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • A61B3/16—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring intraocular pressure, e.g. tonometers
    • A61B3/165—Non-contacting tonometers

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Eye Examination Apparatus (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE60109824T 2000-02-07 2001-01-24 Ausrichtungsleitsystem Expired - Fee Related DE60109824T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US499837 2000-02-07
US09/499,837 US6361495B1 (en) 2000-02-07 2000-02-07 Hand-held non-contact tonometer

Publications (2)

Publication Number Publication Date
DE60109824D1 true DE60109824D1 (de) 2005-05-04
DE60109824T2 DE60109824T2 (de) 2006-01-19

Family

ID=23986938

Family Applications (2)

Application Number Title Priority Date Filing Date
DE60109824T Expired - Fee Related DE60109824T2 (de) 2000-02-07 2001-01-24 Ausrichtungsleitsystem
DE60104735T Expired - Lifetime DE60104735T2 (de) 2000-02-07 2001-01-24 Tragbares berührungsloses Tonometer

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE60104735T Expired - Lifetime DE60104735T2 (de) 2000-02-07 2001-01-24 Tragbares berührungsloses Tonometer

Country Status (4)

Country Link
US (1) US6361495B1 (de)
EP (2) EP1121895B1 (de)
JP (2) JP4011295B2 (de)
DE (2) DE60109824T2 (de)

Families Citing this family (43)

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WO2003015624A1 (en) * 2001-08-14 2003-02-27 Keeler Limited Hand held tonometer including optical proximity indicator
EP1423044A2 (de) * 2001-08-14 2004-06-02 Keeler Limited Handgehaltenes tonometer mit optischer vorrichtung zur anzeige des kritischen abstandes zum auge
US6945650B2 (en) 2001-11-06 2005-09-20 Reichert, Inc. Alignment system for hand-held ophthalmic device
US6669340B2 (en) 2001-11-06 2003-12-30 Reichert, Inc. Alignment system for an ophthalmic instrument
US6623429B2 (en) * 2001-11-06 2003-09-23 Reichert, Inc. Hand-held non-contact tonometer
US6749302B2 (en) * 2001-11-06 2004-06-15 Reichert, Inc. Afocal position detection system and ophthalmic instrument employing said system
US6616609B2 (en) * 2001-11-08 2003-09-09 Reichert, Inc. Method for optimizing piston diameter in a non-contact tonometer, and non-contact tonometer having fluid pump designed by said method
USD468430S1 (en) 2001-11-08 2003-01-07 Leica Microsystems Inc. Hand-held non-contact tonometer
US6923765B2 (en) * 2001-11-21 2005-08-02 A. Mateen Ahmed Tonometer and method of use
FI113450B (fi) * 2002-06-17 2004-04-30 Antti Kontiola Laite silmänpaineen mittaamiseksi
US6817981B2 (en) 2002-07-01 2004-11-16 Reichert, Inc. Method for eliminating error in tonometric measurements
JP3970141B2 (ja) 2002-09-11 2007-09-05 キヤノン株式会社 非接触式眼圧計
US7131945B2 (en) 2002-10-16 2006-11-07 California Institute Of Technology Optically powered and optically data-transmitting wireless intraocular pressure sensor device
DE102004062337B4 (de) * 2004-12-20 2010-09-30 Mechatronic Ag Mobiles Tonometer zur Durchführung einer berührungsfreien Selbsttonometrie
IL166962A (en) * 2005-02-17 2012-06-28 Ait Advanced Medical Technologies Ltd Device and method for intra-ocular pressure measurment
GB2451443B (en) * 2007-07-30 2012-12-26 Lein Applied Diagnostics Ltd Optical measurement apparatus and method therefor
US20090287120A1 (en) 2007-12-18 2009-11-19 Searete Llc, A Limited Liability Corporation Of The State Of Delaware Circulatory monitoring systems and methods
US8636670B2 (en) 2008-05-13 2014-01-28 The Invention Science Fund I, Llc Circulatory monitoring systems and methods
US9717896B2 (en) 2007-12-18 2017-08-01 Gearbox, Llc Treatment indications informed by a priori implant information
US8652044B2 (en) * 2008-08-01 2014-02-18 Igor Abramov Portable non-contact tonometer and method of determining intra-ocular pressure using such
US9005125B1 (en) * 2010-02-04 2015-04-14 A. Mateen Ahmed Tonometer
US8613704B2 (en) * 2011-01-25 2013-12-24 Reichert, Inc. Subsystems and methods for non-contact corneal deformation
KR102013708B1 (ko) 2013-03-29 2019-08-23 삼성전자주식회사 자동 초점 설정 방법 및 이를 위한 장치
FI126928B (en) * 2013-06-20 2017-08-15 Icare Finland Oy OPTOMETRIC INSTRUMENT WITH ALIGNMENT INSTRUMENTS AND METHOD FOR ALIGNMENT OF OPTOMETRIC INSTRUMENT
US9814386B2 (en) 2014-07-02 2017-11-14 IDx, LLC Systems and methods for alignment of the eye for ocular imaging
WO2016009334A1 (en) 2014-07-17 2016-01-21 Bitoun Pierre Measurement of ocular parameters using vibrations induced in the eye
US10337983B2 (en) * 2015-04-12 2019-07-02 Taiwan Biophotonic Corporation Module, device and method for optical measurement
CN106108841A (zh) * 2016-06-29 2016-11-16 无锡市康明医疗器械有限公司 一种非接触光摄眼压计及眼压测量方法
US12035957B2 (en) * 2016-11-22 2024-07-16 Dominion Aesthetic Technologies, Inc. Apparatus and methods for impingement cooling
NL2018855B1 (en) * 2017-05-05 2018-11-14 Illumina Inc Laser line illuminator for high throughput sequencing
KR102052526B1 (ko) 2017-12-20 2019-12-05 씨엔브이텍(주) 안압측정기
NL2021870B1 (en) * 2018-10-24 2020-05-13 Melles Res Foundation Usa Inc A hand-held screening device for remote ophthalmic diagnostics, a method and a computer program product
CN109674442A (zh) * 2018-12-27 2019-04-26 广西南宁园丁医疗器械有限公司 一种含内置光源的自助视力筛查系统及装置
US11585339B2 (en) 2019-03-18 2023-02-21 Twenty Twenty Therapeutics Llc Jet pump for noncontact tonometry and associated devices, systems, and methods
CN111084607A (zh) * 2019-12-26 2020-05-01 温州医科大学 一种非接触式便携眼压计
US11219367B2 (en) * 2020-01-30 2022-01-11 Reichert, Inc. Positioning system for ophthalmic instrument
FI129285B (en) * 2020-02-11 2021-11-15 Photono Oy Apparatus and method for detecting surface movement
US11523735B2 (en) * 2020-06-09 2022-12-13 Reichert, Inc. Flexible headrest for ophthalmic instrument
CN112212825B (zh) * 2020-09-27 2021-10-15 中国科学院西安光学精密机械研究所 天文观测用经纬仪俯仰轴系的同轴自准直调整装置及方法
FI131536B1 (en) * 2020-12-21 2025-06-16 Optomed Oyj Eye examination device and eye examination procedure
US20240090766A1 (en) * 2022-09-19 2024-03-21 Twenty Twenty Therapeutics Llc Ophthalmic Device with Self Alignment for Operator-Less Operation
DE102023208852A1 (de) 2023-09-12 2025-03-13 Carl Zeiss Meditec Ag Dockingstation für ein handgehaltenes Biometer
US20250090021A1 (en) * 2023-09-14 2025-03-20 Verily Life Sciences Llc Determining a standoff distance to an eye

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US3232099A (en) 1962-11-06 1966-02-01 Honeywell Inc Measuring apparatus
US3181351A (en) 1962-11-06 1965-05-04 Honeywell Inc Non-contacting tonometer
US3585849A (en) 1968-10-09 1971-06-22 American Optical Corp Method and apparatus for measuring intraocular pressure
US3538754A (en) 1969-01-15 1970-11-10 American Optical Corp Method for measuring intraocular pressure
US3756073A (en) 1971-11-26 1973-09-04 American Optical Corp Non-contact tonometer
US3832890A (en) 1971-12-29 1974-09-03 American Optical Corp Non-contact tonometer corneal monitoring system
US4192317A (en) 1978-06-30 1980-03-11 Ical, Incorporated Indentation tonometer
US4622459A (en) 1984-08-06 1986-11-11 Professional Technologies Corp. Tonometer with optical sensing and variable attenuator
GB8513108D0 (en) * 1985-05-23 1985-06-26 Pa Consulting Services Testing apparatus
JPS61276533A (ja) * 1985-05-31 1986-12-06 キヤノン株式会社 自己眼位置合わせ装置
US4747296A (en) 1985-09-27 1988-05-31 Design Team Partners Electronic tonometer with baseline nulling system
JP2588881B2 (ja) * 1986-09-06 1997-03-12 株式会社 トプコン 非接触式眼圧計
FR2608748B1 (fr) * 1986-12-19 1993-02-19 France Etat Armement Dispositif de visee pour arme a feu
JPS63216530A (ja) * 1987-03-06 1988-09-08 キヤノン株式会社 非接触眼圧計
JP2642402B2 (ja) * 1988-05-11 1997-08-20 株式会社トプコン 非接触式眼圧計
US4881807A (en) 1988-08-05 1989-11-21 Cambridge Instruments, Inc. Optical alignment system
JPH03176023A (ja) * 1989-12-04 1991-07-31 Canon Inc 眼科装置
JP2886936B2 (ja) * 1990-04-06 1999-04-26 キヤノン株式会社 眼の位置合わせ装置
JP3012303B2 (ja) * 1990-10-04 2000-02-21 キヤノン株式会社 眼科機器
US5094521A (en) * 1990-11-07 1992-03-10 Vision Research Laboratories Apparatus for evaluating eye alignment
JPH04226622A (ja) * 1990-12-29 1992-08-17 Canon Inc 眼屈折計
US5174292A (en) 1991-10-11 1992-12-29 Kursar Gerald H Hand held intraocular pressure recording system
JPH05184546A (ja) * 1992-01-08 1993-07-27 Canon Inc 非接触眼圧計
JP3539762B2 (ja) * 1994-05-31 2004-07-07 株式会社ニデック 眼科装置
JP3321387B2 (ja) * 1997-07-04 2002-09-03 株式会社トプコン 眼圧測定装置
US6159148A (en) * 1998-07-13 2000-12-12 Leica Microsystems Inc. Non-contact tonometer having non-linear pressure ramp

Also Published As

Publication number Publication date
EP1121895B1 (de) 2004-08-11
JP2001238856A (ja) 2001-09-04
DE60104735T2 (de) 2005-08-25
DE60104735D1 (de) 2004-09-16
EP1121895A2 (de) 2001-08-08
EP1419729B1 (de) 2005-03-30
US6361495B1 (en) 2002-03-26
DE60109824T2 (de) 2006-01-19
EP1419729A1 (de) 2004-05-19
JP2007196069A (ja) 2007-08-09
EP1121895A3 (de) 2002-11-06
JP4011295B2 (ja) 2007-11-21

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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