CN101569545B - 非接触式超声眼压计 - Google Patents
非接触式超声眼压计 Download PDFInfo
- Publication number
- CN101569545B CN101569545B CN200910140516.5A CN200910140516A CN101569545B CN 101569545 B CN101569545 B CN 101569545B CN 200910140516 A CN200910140516 A CN 200910140516A CN 101569545 B CN101569545 B CN 101569545B
- Authority
- CN
- China
- Prior art keywords
- probe
- eye
- optical system
- light
- tonometer
- 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 abstract description 103
- 239000000523 sample Substances 0.000 claims abstract description 77
- 230000004410 intraocular pressure Effects 0.000 claims abstract description 39
- 210000001508 eye Anatomy 0.000 claims description 116
- 238000002604 ultrasonography Methods 0.000 claims description 22
- 238000001514 detection method Methods 0.000 claims description 19
- 230000011514 reflex Effects 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 2
- 238000005259 measurement Methods 0.000 description 23
- 210000003128 head Anatomy 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 7
- 210000004087 cornea Anatomy 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000010349 pulsation Effects 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 230000010363 phase shift Effects 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 210000005252 bulbus oculi Anatomy 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 230000021615 conjugation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000004424 eye movement Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Images
Landscapes
- Eye Examination Apparatus (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008-120794 | 2008-05-03 | ||
JP2008120793 | 2008-05-03 | ||
JP2008120793A JP5410692B2 (ja) | 2008-05-03 | 2008-05-03 | 非接触式超音波眼圧計 |
JP2008120794 | 2008-05-03 | ||
JP2008-120793 | 2008-05-03 | ||
JP2008120794A JP5117275B2 (ja) | 2008-05-03 | 2008-05-03 | 非接触式超音波眼圧計 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101569545A CN101569545A (zh) | 2009-11-04 |
CN101569545B true CN101569545B (zh) | 2014-03-19 |
Family
ID=41229129
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200910140516.5A Expired - Fee Related CN101569545B (zh) | 2008-05-03 | 2009-04-30 | 非接触式超声眼压计 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP5410692B2 (enrdf_load_stackoverflow) |
CN (1) | CN101569545B (enrdf_load_stackoverflow) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5562703B2 (ja) * | 2010-03-31 | 2014-07-30 | 株式会社ニデック | 非接触式超音波眼圧計 |
US10470824B2 (en) | 2014-01-22 | 2019-11-12 | BK Medical Holding Company | Imaging apparatus and interventional instrument event mapper |
CN104367347B (zh) * | 2014-05-16 | 2016-12-07 | 深圳大学 | 一种测量眼内压和角膜粘弹性的系统和方法 |
CN104027067A (zh) * | 2014-05-29 | 2014-09-10 | 温州眼视光发展有限公司 | 一种人眼前部组织同轴成像-固视-照明系统 |
NZ773834A (en) | 2015-03-16 | 2022-07-01 | Magic Leap Inc | Methods and systems for diagnosing and treating health ailments |
IL299497B2 (en) | 2016-04-08 | 2024-02-01 | Magic Leap Inc | Augmented reality systems and methods with variable focus lens elements |
JP6723843B2 (ja) * | 2016-06-22 | 2020-07-15 | 株式会社トプコン | 眼科装置 |
KR102483970B1 (ko) | 2017-02-23 | 2022-12-30 | 매직 립, 인코포레이티드 | 편광 변환에 기초한 가변-포커스 가상 이미지 디바이스들 |
US11974809B2 (en) | 2017-06-13 | 2024-05-07 | The Board Of Trustees Of The University Of Illinois | Non-mydriatic, non-contact system and method for performing widefield fundus photographic imaging of the eye |
US12274504B2 (en) | 2018-03-30 | 2025-04-15 | Nidek Co., Ltd. | Non-contact ultrasonic ophthalmotonometer |
WO2020009130A1 (ja) | 2018-07-02 | 2020-01-09 | 株式会社ニデック | 超音波眼圧計 |
EP3856040B1 (en) | 2018-09-28 | 2024-01-03 | Nidek Co., Ltd. | Ultrasonic tonometer and ultrasonic actuator |
JP7334777B2 (ja) | 2018-09-28 | 2023-08-29 | 株式会社ニデック | 超音波眼圧計、および超音波アクチュエータ |
JP7375321B2 (ja) * | 2019-03-28 | 2023-11-08 | 株式会社ニデック | 眼圧測定装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5975698A (en) * | 1997-10-09 | 1999-11-02 | Kabushiki Kaisha Topcon | Ophthalmic instrument |
EP1327412B1 (de) * | 2002-01-10 | 2007-08-15 | Carl Zeiss Meditec AG | Anordnung zur Beleuchtung der Linse eines menschlichen Auges |
CN101065054A (zh) * | 2004-07-14 | 2007-10-31 | e动太平股份有限公司 | 一种眼压测定的改进装置和方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6264332A (ja) * | 1985-09-13 | 1987-03-23 | キヤノン株式会社 | 眼科計測装置 |
US4928697A (en) * | 1988-09-28 | 1990-05-29 | The Ohio State University | Non-contact high frequency tonometer |
JPH04114626A (ja) * | 1990-09-04 | 1992-04-15 | Canon Inc | 眼科機械 |
JPH04114625A (ja) * | 1990-09-04 | 1992-04-15 | Canon Inc | 眼科機械 |
JPH05253190A (ja) * | 1991-10-10 | 1993-10-05 | Massie Res Lab Inc | 非接触式トノメーター |
JP4126249B2 (ja) * | 2003-05-30 | 2008-07-30 | 株式会社ニデック | 眼科装置 |
JP5505684B2 (ja) * | 2006-12-08 | 2014-05-28 | 学校法人日本大学 | 眼圧測定装置 |
-
2008
- 2008-05-03 JP JP2008120793A patent/JP5410692B2/ja not_active Expired - Fee Related
-
2009
- 2009-04-30 CN CN200910140516.5A patent/CN101569545B/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5975698A (en) * | 1997-10-09 | 1999-11-02 | Kabushiki Kaisha Topcon | Ophthalmic instrument |
EP1327412B1 (de) * | 2002-01-10 | 2007-08-15 | Carl Zeiss Meditec AG | Anordnung zur Beleuchtung der Linse eines menschlichen Auges |
CN101065054A (zh) * | 2004-07-14 | 2007-10-31 | e动太平股份有限公司 | 一种眼压测定的改进装置和方法 |
Non-Patent Citations (1)
Title |
---|
JP特开平11-113846A 1999.04.27 |
Also Published As
Publication number | Publication date |
---|---|
JP2009268651A (ja) | 2009-11-19 |
CN101569545A (zh) | 2009-11-04 |
JP5410692B2 (ja) | 2014-02-05 |
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PB01 | Publication | ||
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140319 Termination date: 20160430 |