ATE86459T1 - Vorrichtung zur bestimmung der corneakontur eines menschlichen auges. - Google Patents

Vorrichtung zur bestimmung der corneakontur eines menschlichen auges.

Info

Publication number
ATE86459T1
ATE86459T1 AT88907931T AT88907931T ATE86459T1 AT E86459 T1 ATE86459 T1 AT E86459T1 AT 88907931 T AT88907931 T AT 88907931T AT 88907931 T AT88907931 T AT 88907931T AT E86459 T1 ATE86459 T1 AT E86459T1
Authority
AT
Austria
Prior art keywords
determining
human eye
contour
cornea
corneal contour
Prior art date
Application number
AT88907931T
Other languages
English (en)
Inventor
Hage Sami G El
Original Assignee
Hage Sami G El
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 Hage Sami G El filed Critical Hage Sami G El
Application granted granted Critical
Publication of ATE86459T1 publication Critical patent/ATE86459T1/de

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/0075Apparatus for testing the eyes; Instruments for examining the eyes provided with adjusting devices, e.g. operated by control lever
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/107Objective 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)
  • 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)
AT88907931T 1987-08-26 1988-08-26 Vorrichtung zur bestimmung der corneakontur eines menschlichen auges. ATE86459T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US8953587A 1987-08-26 1987-08-26
PCT/US1988/002968 WO1989001756A1 (en) 1987-08-26 1988-08-26 Apparatus for determining the contour of the cornea of a human eye
EP88907931A EP0329757B1 (de) 1987-08-26 1988-08-26 Vorrichtung zur bestimmung der corneakontur eines menschlichen auges

Publications (1)

Publication Number Publication Date
ATE86459T1 true ATE86459T1 (de) 1993-03-15

Family

ID=22218188

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88907931T ATE86459T1 (de) 1987-08-26 1988-08-26 Vorrichtung zur bestimmung der corneakontur eines menschlichen auges.

Country Status (6)

Country Link
US (1) US4978213B1 (de)
EP (1) EP0329757B1 (de)
JP (1) JP2805318B2 (de)
AT (1) ATE86459T1 (de)
DE (1) DE3879172T2 (de)
WO (1) WO1989001756A1 (de)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2081377C (en) * 1990-03-13 1999-05-04 Martin Gersten Compact keratoscope with interchangeable cones
US5796859A (en) * 1991-10-08 1998-08-18 Computed Anatomy Incorporated Processing of keratoscopic images employing local spatial phase
US5818957A (en) * 1991-10-08 1998-10-06 Computed Anatomy Incorporated Processing of keratoscopic images
US5539837A (en) * 1992-04-29 1996-07-23 Lindmark; Richard C. Apparatus and method for measuring curved surfaces
IT1258488B (it) * 1992-09-23 1996-02-26 Renzo Mattioli Apparecchio per l'analisi topografica di superfici anatomiche, in particolare della cornea
IL103290A (en) * 1992-09-25 1996-06-18 Ben Nun Joshua Ophthalmologic examination and/or treatment apparatus
US5526072A (en) * 1993-04-14 1996-06-11 Alcon Laboratories, Inc. Apparatus and technique for automatic centering and focusing a corneal topographer
US5418582A (en) * 1993-10-15 1995-05-23 Lions Eye Institute Perth Photokeratoscope apparatus and method
DE69526977T2 (de) * 1994-10-28 2003-01-23 Lasersight Technologies, Inc. Multikameravorrichtung für untersuchungen der hornhaut
US5517261A (en) * 1994-12-13 1996-05-14 Alcon Laboratories, Inc. Focusing method for a corneal topographer
US5735283A (en) * 1996-10-09 1998-04-07 Snook; Richard Kieth Surgical keratometer system for measuring surface topography of a cornea during surgery
US6116738A (en) * 1997-01-06 2000-09-12 Vismed, Inc. Corneal topographer with central and peripheral measurement capability
US5909271A (en) * 1997-10-24 1999-06-01 Computed Anatomy, Incorporated Device for performing ophthalmic procedures with improved alignment
US5988815A (en) * 1997-10-24 1999-11-23 Tomey Co., Ltd. Pattern illumination device
US6152565A (en) * 1997-12-31 2000-11-28 Premier Laser Systems, Inc. Handheld corneal topography system
US6351663B1 (en) 1999-09-10 2002-02-26 Akorn, Inc. Methods for diagnosing and treating conditions associated with abnormal vasculature using fluorescent dye angiography and dye-enhanced photocoagulation
US6944493B2 (en) * 1999-09-10 2005-09-13 Akora, Inc. Indocyanine green (ICG) compositions and related methods of use
US6443976B1 (en) 1999-11-30 2002-09-03 Akorn, Inc. Methods for treating conditions and illnesses associated with abnormal vasculature
US6575573B2 (en) 2001-10-17 2003-06-10 Carl Zeiss Ophthalmic Systems, Inc. Method and apparatus for measuring a corneal profile of an eye
AU2002952772A0 (en) * 2002-11-20 2002-12-05 Clearmark Technologies Pty Ltd A corneal topographer
AU2003283058B2 (en) * 2002-11-20 2009-11-05 Clearmark Technologies Pty Ltd A corneal topographer
US7513621B2 (en) * 2003-10-24 2009-04-07 Nevyas Herbert J Ophthalmic operative keratometer with movable fixation/centration device
US8257607B1 (en) 2007-04-17 2012-09-04 Paige Johnson Fluorocarbon-free, environmentally friendly, natural product-based, and safe fire extinguishing agent
US8244066B2 (en) * 2008-03-24 2012-08-14 The Aerospace Corporation Adaptive membrane shape deformation system
US20140198034A1 (en) 2013-01-14 2014-07-17 Thalmic Labs Inc. Muscle interface device and method for interacting with content displayed on wearable head mounted displays
US20150124566A1 (en) 2013-10-04 2015-05-07 Thalmic Labs Inc. Systems, articles and methods for wearable electronic devices employing contact sensors
US10042422B2 (en) 2013-11-12 2018-08-07 Thalmic Labs Inc. Systems, articles, and methods for capacitive electromyography sensors
US12504816B2 (en) 2013-08-16 2025-12-23 Meta Platforms Technologies, Llc Wearable devices and associated band structures for sensing neuromuscular signals using sensor pairs in respective pods with communicative pathways to a common processor
US11921471B2 (en) 2013-08-16 2024-03-05 Meta Platforms Technologies, Llc Systems, articles, and methods for wearable devices having secondary power sources in links of a band for providing secondary power in addition to a primary power source
WO2015081113A1 (en) 2013-11-27 2015-06-04 Cezar Morun Systems, articles, and methods for electromyography sensors
WO2015100341A1 (en) * 2013-12-24 2015-07-02 Sanovas, Inc. Visualization of eye anatomy
US9880632B2 (en) 2014-06-19 2018-01-30 Thalmic Labs Inc. Systems, devices, and methods for gesture identification
US9477079B2 (en) 2014-06-25 2016-10-25 Thalmic Labs Inc. Systems, devices, and methods for wearable heads-up displays
CA2976903A1 (en) 2015-02-17 2016-08-25 Thalmic Labs Inc. Systems, devices, and methods for eyebox expansion in wearable heads-up displays
US10197805B2 (en) 2015-05-04 2019-02-05 North Inc. Systems, devices, and methods for eyeboxes with heterogeneous exit pupils
US10078219B2 (en) 2015-05-28 2018-09-18 Thalmic Labs Inc. Wearable heads-up display with integrated eye tracker and different optical power holograms
CN108474873A (zh) 2015-09-04 2018-08-31 赛尔米克实验室公司 用于将全息光学元件与眼镜镜片整合在一起的系统、制品和方法
US20170097753A1 (en) 2015-10-01 2017-04-06 Thalmic Labs Inc. Systems, devices, and methods for interacting with content displayed on head-mounted displays
US9904051B2 (en) 2015-10-23 2018-02-27 Thalmic Labs Inc. Systems, devices, and methods for laser eye tracking
US10802190B2 (en) 2015-12-17 2020-10-13 Covestro Llc Systems, devices, and methods for curved holographic optical elements
US10303246B2 (en) 2016-01-20 2019-05-28 North Inc. Systems, devices, and methods for proximity-based eye tracking
US10151926B2 (en) 2016-01-29 2018-12-11 North Inc. Systems, devices, and methods for preventing eyebox degradation in a wearable heads-up display
CN109313383A (zh) 2016-04-13 2019-02-05 赛尔米克实验室公司 用于聚焦激光投射器的系统、设备和方法
WO2020112986A1 (en) 2018-11-27 2020-06-04 Facebook Technologies, Inc. Methods and apparatus for autocalibration of a wearable electrode sensor system
US10277874B2 (en) 2016-07-27 2019-04-30 North Inc. Systems, devices, and methods for laser projectors
WO2018027326A1 (en) 2016-08-12 2018-02-15 Thalmic Labs Inc. Systems, devices, and methods for variable luminance in wearable heads-up displays
US10215987B2 (en) 2016-11-10 2019-02-26 North Inc. Systems, devices, and methods for astigmatism compensation in a wearable heads-up display
CA3045192A1 (en) 2016-11-30 2018-06-07 North Inc. Systems, devices, and methods for laser eye tracking in wearable heads-up displays
US10365492B2 (en) 2016-12-23 2019-07-30 North Inc. Systems, devices, and methods for beam combining in wearable heads-up displays
US10718951B2 (en) 2017-01-25 2020-07-21 North Inc. Systems, devices, and methods for beam combining in laser projectors
CN112040858B (zh) 2017-10-19 2024-06-07 元平台技术有限公司 用于识别与神经肌肉源信号相关的生物结构的系统和方法
US20190121135A1 (en) 2017-10-23 2019-04-25 North Inc. Free space multiple laser diode modules
US11907423B2 (en) 2019-11-25 2024-02-20 Meta Platforms Technologies, Llc Systems and methods for contextualized interactions with an environment
US11961494B1 (en) 2019-03-29 2024-04-16 Meta Platforms Technologies, Llc Electromagnetic interference reduction in extended reality environments
US11868531B1 (en) 2021-04-08 2024-01-09 Meta Platforms Technologies, Llc Wearable device providing for thumb-to-finger-based input gestures detected based on neuromuscular signals, and systems and methods of use thereof
US12340627B2 (en) 2022-09-26 2025-06-24 Pison Technology, Inc. System and methods for gesture inference using computer vision
US12366923B2 (en) 2022-09-26 2025-07-22 Pison Technology, Inc. Systems and methods for gesture inference using ML model selection
US12366920B2 (en) 2022-09-26 2025-07-22 Pison Technology, Inc. Systems and methods for gesture inference using transformations
US12502110B2 (en) 2023-10-24 2025-12-23 Pison Technology, Inc. Systems and methods for determining physiological state based on surface biopotentials

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3797921A (en) * 1972-06-05 1974-03-19 Temco Mfg Co Photographing apparatus for determining corneal radius
JPS5134229A (en) * 1974-09-18 1976-03-23 Japan National Railway Semento asufuarutogurauto no ryudoseikairyohoho
US4569576A (en) * 1982-08-31 1986-02-11 Moskovsky Nauchno-Issledovatelsky Institut Glaznykh Boleznei Imeni Gelmgoltsa Method and device for determining cornea surface topography
US4685140A (en) 1984-06-26 1987-08-04 Kera Corporation Keratograph autoscanner system

Also Published As

Publication number Publication date
EP0329757B1 (de) 1993-03-10
US4978213A (en) 1990-12-18
US4978213B1 (en) 1997-03-11
WO1989001756A1 (en) 1989-03-09
EP0329757A1 (de) 1989-08-30
JPH02500570A (ja) 1990-03-01
JP2805318B2 (ja) 1998-09-30
DE3879172D1 (de) 1993-04-15
DE3879172T2 (de) 1993-08-26

Similar Documents

Publication Publication Date Title
ATE86459T1 (de) Vorrichtung zur bestimmung der corneakontur eines menschlichen auges.
Craske Adaptation to prisms: change in internally registered eye‐position
FR2676350B1 (fr) Appareillage de mesure de donnees physiologiques pour la detection d'alterations dues a une drogue, constatee aux mouvements de l'óoeil, le clignotement des paupieres et la reduction de la pupille.
DE69317570D1 (de) Pupillometer
EP0765648A3 (de) Gerät für die Augenchirurgie
FR2700938B1 (fr) Procédé et dispositif d'analyse du mouvement de l'Óoeil.
Yamanobe et al. Eye movement analysis system using computerized image recognition
DE69432395D1 (de) Verfahren und Vorrichtung zur tomographischen Abbildung des Augenhintergrundes mittels optischer Kohärenz
FR2627075B1 (fr) Procede, implants et appareillage pour produire des images d'organes ou de l'organisme
ATE292930T1 (de) Vorrichtung und verfahren zur bestimmung von korrekturdaten für die korrektur der aberrationen eines auges
EP0260710A3 (de) Verfahren zum Formen eines synthetischen Bildes in einem Simulationssystem zum Anpassen von Brillen
EP0608833A3 (de) Verfahren und Vorrichtung zur Durchführung einer Zeitskalenmodifikation von Sprachsignalen.
FR2606244B1 (fr) Appareil et procede de traitement et d'enregistrement d'images de montures de lunettes
SE9304042D0 (sv) Metod och och anordning för framtagning av information för framställning av artifiella stödorgan eller ersättningsdelar till människokroppen
EP1632169A3 (de) Pachymeter
FR2468268B1 (fr) Procede et appareil de traitement de signaux d'images en couleurs
ATE60891T1 (de) System und verfahren zum ermitteln von gesichtsfeldfehlern.
DE58907172D1 (de) Vorrichtung zum Prüfen visueller Funktionen eines menschlichen Auges.
DE69737604D1 (de) Anordnung zur erzeugung medizinischer abbildungen.
ATE184172T1 (de) Vorrichtung und verfahren zum messen und verarbeiten von physiologischen signalen
ATE71505T1 (de) Vorrichtung zur beobachtung und laserbehandlung des auges.
US5838811A (en) System for measuring curved surfaces
EP0654948A3 (de) Verfahren und Vorrichtung zur Bildverarbeitung.
EP0299709A3 (de) Gerät zur Diagnostik von Augenleiden
EP0122961A3 (de) Gerät zur Untersuchung des Augenhintergrundes

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties