JP4907227B2 - 眼内寸法測定装置 - Google Patents
眼内寸法測定装置 Download PDFInfo
- Publication number
- JP4907227B2 JP4907227B2 JP2006148419A JP2006148419A JP4907227B2 JP 4907227 B2 JP4907227 B2 JP 4907227B2 JP 2006148419 A JP2006148419 A JP 2006148419A JP 2006148419 A JP2006148419 A JP 2006148419A JP 4907227 B2 JP4907227 B2 JP 4907227B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- measurement
- eye
- optical system
- subject
- 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
Links
- 230000003287 optical effect Effects 0.000 claims description 196
- 238000005259 measurement Methods 0.000 claims description 150
- 210000004087 cornea Anatomy 0.000 claims description 63
- 230000004323 axial length Effects 0.000 claims description 27
- 230000002452 interceptive effect Effects 0.000 claims description 5
- 230000001678 irradiating effect Effects 0.000 claims description 5
- 210000000695 crystalline len Anatomy 0.000 description 57
- 238000001228 spectrum Methods 0.000 description 25
- 239000013307 optical fiber Substances 0.000 description 20
- 210000001747 pupil Anatomy 0.000 description 9
- 230000010287 polarization Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000005286 illumination Methods 0.000 description 7
- 210000001525 retina Anatomy 0.000 description 6
- 230000001427 coherent effect Effects 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 230000004907 flux Effects 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000012937 correction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- 208000002177 Cataract Diseases 0.000 description 2
- 238000003384 imaging method Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000003325 tomography Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Images
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
- A61B3/1005—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
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)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006148419A JP4907227B2 (ja) | 2006-05-29 | 2006-05-29 | 眼内寸法測定装置 |
| US11/806,044 US7370968B2 (en) | 2006-05-29 | 2007-05-29 | Ocular depth dimension measurement apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006148419A JP4907227B2 (ja) | 2006-05-29 | 2006-05-29 | 眼内寸法測定装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2007313208A JP2007313208A (ja) | 2007-12-06 |
| JP2007313208A5 JP2007313208A5 (enExample) | 2011-01-20 |
| JP4907227B2 true JP4907227B2 (ja) | 2012-03-28 |
Family
ID=38789658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006148419A Expired - Fee Related JP4907227B2 (ja) | 2006-05-29 | 2006-05-29 | 眼内寸法測定装置 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US7370968B2 (enExample) |
| JP (1) | JP4907227B2 (enExample) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7800759B2 (en) * | 2007-12-11 | 2010-09-21 | Bausch & Lomb Incorporated | Eye length measurement apparatus |
| US8534838B2 (en) * | 2008-08-12 | 2013-09-17 | Carl Zeiss Meditec Ag | Optical coherence reflectometry with depth resolution |
| DE102008063225A1 (de) * | 2008-12-23 | 2010-07-01 | Carl Zeiss Meditec Ag | Vorrichtung zur Swept Source Optical Coherence Domain Reflectometry |
| JP5232038B2 (ja) * | 2009-02-12 | 2013-07-10 | 株式会社ニデック | 眼寸法測定装置 |
| JP2011212432A (ja) * | 2010-03-15 | 2011-10-27 | Nidek Co Ltd | 眼科撮影装置 |
| JP5650482B2 (ja) * | 2010-09-30 | 2015-01-07 | 株式会社ニデック | 眼科撮影装置 |
| JP5658018B2 (ja) * | 2010-12-10 | 2015-01-21 | 株式会社ニデック | 眼科検査装置 |
| JP5893248B2 (ja) * | 2011-01-20 | 2016-03-23 | キヤノン株式会社 | 光断層画像撮像方法および光断層画像撮像装置 |
| JP5823133B2 (ja) | 2011-02-04 | 2015-11-25 | 株式会社トーメーコーポレーション | 眼科装置 |
| US9055892B2 (en) | 2011-04-27 | 2015-06-16 | Carl Zeiss Meditec, Inc. | Systems and methods for improved ophthalmic imaging |
| CA2866577A1 (en) | 2012-03-07 | 2013-09-12 | Optovue, Inc. | Enhanced biometry using optical coherence tomography |
| CN102727172B (zh) * | 2012-06-19 | 2014-08-13 | 天津市索维电子技术有限公司 | 一种用弱相干技术测量眼球参数的系统及测量方法 |
| JP2014206433A (ja) * | 2013-04-12 | 2014-10-30 | 株式会社トーメーコーポレーション | 光断層画像撮影装置 |
| JP6221516B2 (ja) * | 2013-08-28 | 2017-11-01 | 株式会社ニデック | 眼科撮影装置及び眼科撮影プログラム |
| JP6285136B2 (ja) | 2013-09-24 | 2018-02-28 | 株式会社トーメーコーポレーション | 眼科装置 |
| JP6465551B2 (ja) | 2014-02-20 | 2019-02-06 | 株式会社トーメーコーポレーション | 光干渉眼寸法測定装置 |
| JP6357344B2 (ja) * | 2014-04-28 | 2018-07-11 | 株式会社トーメーコーポレーション | 眼寸法測定装置 |
| JP2016077774A (ja) | 2014-10-22 | 2016-05-16 | 株式会社トプコン | 眼科装置 |
| JP6453096B2 (ja) * | 2015-02-16 | 2019-01-16 | 株式会社トプコン | 眼科装置 |
| JP6522390B2 (ja) * | 2015-03-30 | 2019-05-29 | 株式会社トプコン | 眼科装置 |
| JP6805539B2 (ja) * | 2015-05-01 | 2020-12-23 | 株式会社ニデック | 眼科撮像装置 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2763584B2 (ja) * | 1989-05-09 | 1998-06-11 | 株式会社トプコン | 生体眼の前後径距離測定装置 |
| JP2723967B2 (ja) | 1989-05-11 | 1998-03-09 | 株式会社トプコン | 生体眼の寸法測定装置 |
| JP3112095B2 (ja) * | 1991-02-27 | 2000-11-27 | 株式会社トプコン | 眼軸長測定装置 |
| JP3116972B2 (ja) | 1991-10-24 | 2000-12-11 | 株式会社トプコン | 眼軸長測定装置 |
| JPH05317256A (ja) * | 1992-05-19 | 1993-12-03 | Topcon Corp | 眼内寸法測定装置 |
| JP3504322B2 (ja) | 1994-03-18 | 2004-03-08 | 株式会社トプコン | 被測定眼寸法測定装置 |
| US6053613A (en) * | 1998-05-15 | 2000-04-25 | Carl Zeiss, Inc. | Optical coherence tomography with new interferometer |
| WO2000033729A2 (de) | 1998-12-10 | 2000-06-15 | Carl Zeiss Jena Gmbh | Anordnung und verfahren zur berührungslosen messung der achslänge und/oder der hornhautkrümmung und/oder der vorderkammertiefe des auges, vorzugsweise zur iol-berechnung |
| EP1232377B1 (de) * | 1999-11-24 | 2004-03-31 | Haag-Streit Ag | Verfahren und vorrichtung zur messung optischer eigenschaften wenigstens zweier voneinander distanzierter bereiche in einem transparenten und/oder diffusiven gegenstand |
| EP1602320B1 (en) | 2004-06-03 | 2013-09-04 | Nidek Co., Ltd. | Ophthalmic apparatus |
| JP4523338B2 (ja) * | 2004-06-03 | 2010-08-11 | 株式会社ニデック | 眼科測定装置 |
| JP4619694B2 (ja) * | 2004-06-08 | 2011-01-26 | 株式会社ニデック | 眼科測定装置 |
| JP4505807B2 (ja) | 2004-08-09 | 2010-07-21 | 国立大学法人 筑波大学 | 多重化スペクトル干渉光コヒーレンストモグラフィー |
| EP1738680B1 (en) * | 2005-07-01 | 2011-03-09 | Nidek Co., Ltd. | Ophthalmic apparatus |
-
2006
- 2006-05-29 JP JP2006148419A patent/JP4907227B2/ja not_active Expired - Fee Related
-
2007
- 2007-05-29 US US11/806,044 patent/US7370968B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2007313208A (ja) | 2007-12-06 |
| US20070279592A1 (en) | 2007-12-06 |
| US7370968B2 (en) | 2008-05-13 |
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