HK1005845A1 - An apparatus for topographical analysis of anatomical surfaces in particular of cornea - Google Patents
An apparatus for topographical analysis of anatomical surfaces in particular of corneaInfo
- Publication number
- HK1005845A1 HK1005845A1 HK98105064A HK98105064A HK1005845A1 HK 1005845 A1 HK1005845 A1 HK 1005845A1 HK 98105064 A HK98105064 A HK 98105064A HK 98105064 A HK98105064 A HK 98105064A HK 1005845 A1 HK1005845 A1 HK 1005845A1
- Authority
- HK
- Hong Kong
- Prior art keywords
- cornea
- cone
- conical
- analysed
- apex
- Prior art date
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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
- A61B5/1103—Detecting eye twinkling
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
- A61B2562/02—Details of sensors specially adapted for in-vivo measurements
- A61B2562/0233—Special features of optical sensors or probes classified in A61B5/00
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
- A61B5/6813—Specially adapted to be attached to a specific body part
- A61B5/6814—Head
- A61B5/6821—Eye
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Biophysics (AREA)
- Ophthalmology & Optometry (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physiology (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Pathology (AREA)
- Eye Examination Apparatus (AREA)
- Apparatus For Radiation Diagnosis (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITRM920688A IT1258488B (it) | 1992-09-23 | 1992-09-23 | Apparecchio per l'analisi topografica di superfici anatomiche, in particolare della cornea |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1005845A1 true HK1005845A1 (en) | 1999-01-29 |
Family
ID=11401199
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK98105064A HK1005845A1 (en) | 1992-09-23 | 1998-06-09 | An apparatus for topographical analysis of anatomical surfaces in particular of cornea |
Country Status (6)
Country | Link |
---|---|
US (1) | US5526073A (de) |
EP (1) | EP0589857B1 (de) |
DE (1) | DE69310303T2 (de) |
ES (1) | ES2104114T3 (de) |
HK (1) | HK1005845A1 (de) |
IT (1) | IT1258488B (de) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH089222A (ja) * | 1994-06-17 | 1996-01-12 | Canon Inc | 視線検出機能付き撮像装置 |
WO1996013199A2 (en) * | 1994-10-28 | 1996-05-09 | Eyesys Technologies, Inc. | Multi-camera corneal analysis system |
DE19538567A1 (de) * | 1995-10-17 | 1997-04-24 | Oculus Optikgeraete Gmbh | Vorrichtung für die topographische Vermessung einer Oberfläche |
US5735283A (en) * | 1996-10-09 | 1998-04-07 | Snook; Richard Kieth | Surgical keratometer system for measuring surface topography of a cornea during surgery |
US5740803A (en) * | 1997-03-07 | 1998-04-21 | Autonomous Technologies Corporation | Locating the center of the entrance pupil of an eye after pupil dilation |
US6302876B1 (en) | 1997-05-27 | 2001-10-16 | Visx Corporation | Systems and methods for imaging corneal profiles |
US6152565A (en) * | 1997-12-31 | 2000-11-28 | Premier Laser Systems, Inc. | Handheld corneal topography system |
DE19852331A1 (de) * | 1998-11-13 | 2000-05-18 | Benedikt Jean | Verfahren und Vorrichtung zur simultanen Bestimmung von Oberflächentopometrie und Biometrie des Auges mit Hilfe der modifizierten Placidoring-Videotopographie und der optischen Kohärenz-Tomographie |
US6601956B1 (en) | 1998-11-13 | 2003-08-05 | Benedikt Jean | Method and apparatus for the simultaneous determination of surface topometry and biometry of the eye |
DE19926274A1 (de) * | 1999-06-09 | 2001-01-04 | Benedikt Jean | Verfahren und Vorrichtung zur simultanen Bestimmung von Oberflächentopometrie und der Einfluß der weiteren brechenden Medien des Auges mit Hilfe der modifizierten Placidoring-Videotopographie und einer Strahlprofilanalyse |
US7246905B2 (en) * | 1998-11-13 | 2007-07-24 | Jean Benedikt | Method and an apparatus for the simultaneous determination of surface topometry and biometry of the eye |
DE60040597D1 (de) | 1999-04-07 | 2008-12-04 | Amo Mfg Usa Llc | Verbesserte schnittstelle für laseraugenchirurgie |
ITRM20070183A1 (it) | 2007-04-03 | 2008-10-04 | Optikon 2000 Spa | Apparato oftalmologico multifunzione. |
US8184301B2 (en) * | 2009-08-19 | 2012-05-22 | Benz Research And Development Corporation | Surface alignment and positioning method and apparatus |
EP2583620B1 (de) * | 2013-01-24 | 2017-08-23 | Haag-Streit Ag | Topograph |
US9839352B2 (en) | 2015-08-15 | 2017-12-12 | Smart EyeDeas I, LLC | System, method and apparatus for enabling corneal topography mapping by smartphone |
WO2019234218A1 (en) * | 2018-06-08 | 2019-12-12 | Roberto Gustavo Albertazzi | Plácido's discs cone-projector |
US11197604B2 (en) | 2018-10-05 | 2021-12-14 | Mark Schneider | Mobile phone cornea Placido disc image |
US20220180509A1 (en) * | 2019-03-06 | 2022-06-09 | Texas Tech University System | Diagnostic tool for eye disease detection |
EP3991634A1 (de) | 2020-10-29 | 2022-05-04 | Carl Zeiss Vision International GmbH | Verfahren und vorrichtung zur bestimmung eines brechungsfehlers |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU75977A1 (de) * | 1976-10-12 | 1978-05-16 | ||
US4569576A (en) * | 1982-08-31 | 1986-02-11 | Moskovsky Nauchno-Issledovatelsky Institut Glaznykh Boleznei Imeni Gelmgoltsa | Method and device for determining cornea surface topography |
EP0146570A1 (de) * | 1983-06-06 | 1985-07-03 | Matthias Weiss | Vorrichtung zum erzeugen von elektronischen signalen |
WO1989001756A1 (en) * | 1987-08-26 | 1989-03-09 | El Hage Sami G | Apparatus for determining the contour of the cornea of a human eye |
US5106183A (en) * | 1987-11-25 | 1992-04-21 | Taunton Technologies, Inc. | Topography measuring apparatus |
US5416539A (en) * | 1990-03-13 | 1995-05-16 | Gersten; Martin | Compact keratoscope with interchangeable cones |
US5088203A (en) * | 1991-06-17 | 1992-02-18 | Neiswander Leonard E | Method and apparatus for eye glasses position measurement system and/or for vertex measurement system |
-
1992
- 1992-09-23 IT ITRM920688A patent/IT1258488B/it active IP Right Grant
-
1993
- 1993-09-20 ES ES93830386T patent/ES2104114T3/es not_active Expired - Lifetime
- 1993-09-20 DE DE69310303T patent/DE69310303T2/de not_active Expired - Lifetime
- 1993-09-20 EP EP93830386A patent/EP0589857B1/de not_active Expired - Lifetime
- 1993-09-20 US US08/124,102 patent/US5526073A/en not_active Expired - Lifetime
-
1998
- 1998-06-09 HK HK98105064A patent/HK1005845A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
IT1258488B (it) | 1996-02-26 |
US5526073A (en) | 1996-06-11 |
DE69310303D1 (de) | 1997-06-05 |
ITRM920688A1 (it) | 1994-03-23 |
DE69310303T2 (de) | 1997-11-06 |
ITRM920688A0 (it) | 1992-09-23 |
EP0589857A1 (de) | 1994-03-30 |
EP0589857B1 (de) | 1997-05-02 |
ES2104114T3 (es) | 1997-10-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PF | Patent in force | ||
PE | Patent expired |
Effective date: 20130919 |