CA2086746A1 - System and method for projecting an image onto the retina - Google Patents
System and method for projecting an image onto the retinaInfo
- Publication number
- CA2086746A1 CA2086746A1 CA002086746A CA2086746A CA2086746A1 CA 2086746 A1 CA2086746 A1 CA 2086746A1 CA 002086746 A CA002086746 A CA 002086746A CA 2086746 A CA2086746 A CA 2086746A CA 2086746 A1 CA2086746 A1 CA 2086746A1
- Authority
- CA
- Canada
- Prior art keywords
- projection
- perg
- pattern
- erg
- retina
- 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.)
- Abandoned
Links
- 210000001525 retina Anatomy 0.000 title claims abstract description 82
- 238000000034 method Methods 0.000 title claims description 32
- 208000010412 Glaucoma Diseases 0.000 claims abstract description 26
- 238000003384 imaging method Methods 0.000 claims abstract description 23
- 230000011218 segmentation Effects 0.000 claims abstract description 18
- 201000007737 Retinal degeneration Diseases 0.000 claims abstract description 11
- 230000001427 coherent effect Effects 0.000 claims abstract description 11
- 230000004258 retinal degeneration Effects 0.000 claims abstract description 11
- 210000001747 pupil Anatomy 0.000 claims abstract description 7
- 230000004044 response Effects 0.000 claims description 32
- 230000004270 retinal projection Effects 0.000 claims description 30
- 238000005305 interferometry Methods 0.000 claims description 14
- 230000003287 optical effect Effects 0.000 claims description 14
- 238000010008 shearing Methods 0.000 claims description 13
- 230000005684 electric field Effects 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 5
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- 238000013519 translation Methods 0.000 claims description 3
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- 230000002207 retinal effect Effects 0.000 abstract description 18
- 201000010099 disease Diseases 0.000 abstract description 6
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 abstract description 6
- 239000000523 sample Substances 0.000 abstract description 5
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 210000003994 retinal ganglion cell Anatomy 0.000 abstract description 2
- 230000003833 cell viability Effects 0.000 abstract 1
- 230000002596 correlated effect Effects 0.000 abstract 1
- 210000004027 cell Anatomy 0.000 description 14
- 238000012360 testing method Methods 0.000 description 13
- 238000001514 detection method Methods 0.000 description 9
- 230000000007 visual effect Effects 0.000 description 7
- 208000003098 Ganglion Cysts Diseases 0.000 description 6
- 208000005400 Synovial Cyst Diseases 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 230000004410 intraocular pressure Effects 0.000 description 5
- 230000007850 degeneration Effects 0.000 description 4
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- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 3
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- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 208000002177 Cataract Diseases 0.000 description 2
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- 230000004936 stimulating effect Effects 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 230000004393 visual impairment Effects 0.000 description 2
- 201000004569 Blindness Diseases 0.000 description 1
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- 235000008694 Humulus lupulus Nutrition 0.000 description 1
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- 206010024214 Lenticular opacities Diseases 0.000 description 1
- 208000022873 Ocular disease Diseases 0.000 description 1
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- 230000002159 abnormal effect Effects 0.000 description 1
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- 210000004087 cornea Anatomy 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
- 230000004406 elevated intraocular pressure Effects 0.000 description 1
- 210000000744 eyelid Anatomy 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
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- 230000006870 function Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
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- 230000003118 histopathologic effect Effects 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000003547 miosis Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 108091008695 photoreceptors Proteins 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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- 230000003068 static effect Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
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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
- A61B3/12—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for looking at the eye fundus, e.g. ophthalmoscopes
-
- 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
- A61B3/0008—Apparatus for testing the eyes; Instruments for examining the eyes provided with illuminating means
-
- 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
- A61B3/12—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for looking at the eye fundus, e.g. ophthalmoscopes
- A61B3/125—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for looking at the eye fundus, e.g. ophthalmoscopes with contact lenses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/398—Electrooculography [EOG], e.g. detecting nystagmus; Electroretinography [ERG]
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/36—Image-producing devices or illumination devices not otherwise provided for
- A61B2090/364—Correlation of different images or relation of image positions in respect to the body
- A61B2090/366—Correlation of different images or relation of image positions in respect to the body using projection of images directly onto the body
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth 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)
- Pathology (AREA)
- Eye Examination Apparatus (AREA)
- Prostheses (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US57012390A | 1990-08-17 | 1990-08-17 | |
| US570,123 | 1990-08-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2086746A1 true CA2086746A1 (en) | 1992-02-18 |
Family
ID=24278337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002086746A Abandoned CA2086746A1 (en) | 1990-08-17 | 1991-07-29 | System and method for projecting an image onto the retina |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0544709A1 (enrdf_load_stackoverflow) |
| JP (1) | JPH06501171A (enrdf_load_stackoverflow) |
| KR (1) | KR930701131A (enrdf_load_stackoverflow) |
| AU (1) | AU657918B2 (enrdf_load_stackoverflow) |
| CA (1) | CA2086746A1 (enrdf_load_stackoverflow) |
| TW (1) | TW203551B (enrdf_load_stackoverflow) |
| WO (1) | WO1992003088A1 (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2315858A (en) * | 1996-08-01 | 1998-02-11 | Sharp Kk | System for eye detection and gaze direction determination |
| DE19649858C2 (de) * | 1996-12-02 | 1999-05-06 | Cindatec Ingenieurtechnische D | Verfahren und Anordnung zur Bestimmung der Topographie für Reaktionssignale eines Auges |
| EP3298952B1 (en) * | 2016-09-22 | 2019-07-17 | Essilor International | Optometry device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4135791A (en) * | 1974-12-02 | 1979-01-23 | Varian Associates, Inc. | Reduced glare scanner |
| US4070683A (en) * | 1976-03-04 | 1978-01-24 | Altschuler Bruce R | Optical surface topography mapping system |
| US4257689A (en) * | 1979-07-16 | 1981-03-24 | Yancey Don R | Pulse pattern visual acuity device |
| DE3621983A1 (de) * | 1986-07-01 | 1988-01-14 | Peter Baumbach | Augenuntersuchungsgeraet zur messung topografischer daten des augenhintergrundes |
| US4861154A (en) * | 1986-08-06 | 1989-08-29 | Westinghouse Electric Corp. | Automated visual assessment system with steady state visual evoked potential stimulator and product detector |
| US4846567A (en) * | 1986-08-06 | 1989-07-11 | Sutter Erich E | Retinal area response mapping using simultaneous multi-area stimulation with binary sequences and objective response analysis |
| US4822162A (en) * | 1987-08-27 | 1989-04-18 | Richardson Robert W | Method and device for measuring retinal response as a function of position of the retina |
-
1991
- 1991-07-29 EP EP91914231A patent/EP0544709A1/en not_active Ceased
- 1991-07-29 AU AU83184/91A patent/AU657918B2/en not_active Ceased
- 1991-07-29 KR KR1019930700441A patent/KR930701131A/ko not_active Withdrawn
- 1991-07-29 CA CA002086746A patent/CA2086746A1/en not_active Abandoned
- 1991-07-29 JP JP3513395A patent/JPH06501171A/ja active Pending
- 1991-07-29 WO PCT/US1991/005359 patent/WO1992003088A1/en not_active Application Discontinuation
- 1991-08-08 TW TW080106269A patent/TW203551B/zh active
Also Published As
| Publication number | Publication date |
|---|---|
| EP0544709A1 (en) | 1993-06-09 |
| TW203551B (enrdf_load_stackoverflow) | 1993-04-11 |
| KR930701131A (ko) | 1993-06-11 |
| JPH06501171A (ja) | 1994-02-10 |
| AU8318491A (en) | 1992-03-17 |
| AU657918B2 (en) | 1995-03-30 |
| WO1992003088A1 (en) | 1992-03-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |