JP2019063238A5 - - Google Patents
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- JP2019063238A5 JP2019063238A5 JP2017191478A JP2017191478A JP2019063238A5 JP 2019063238 A5 JP2019063238 A5 JP 2019063238A5 JP 2017191478 A JP2017191478 A JP 2017191478A JP 2017191478 A JP2017191478 A JP 2017191478A JP 2019063238 A5 JP2019063238 A5 JP 2019063238A5
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- JP
- Japan
- Prior art keywords
- eye
- subject
- eye position
- switching
- control unit
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- 238000005259 measurement Methods 0.000 claims 6
- 238000003384 imaging method Methods 0.000 claims 4
- 230000004382 visual function Effects 0.000 claims 2
Claims (6)
前記被検者の左眼および右眼の少なくとも一方の前眼部画像を撮影する前眼部撮影部と、
前記被検者の左眼および右眼の少なくとも一方に固視標を呈示する固視標呈示部と、
前記眼科装置の制御を司る制御部と、
を備え、
前記制御部は、
前記前眼部撮影部によって撮影された前記前眼部画像を処理することで、前記被検者の左眼および右眼の少なくとも一方の眼位を測定すると共に、
前記被検者の左眼および右眼の少なくとも一方に対する前記固視標の呈示と非呈示が切り替えられた呈示切替時よりも後のタイミング、および、前記呈示切替時以前のタイミングを含む少なくとも２つのタイミングにおける検査対象眼の眼位の測定結果に基づいて、前記検査対象眼の眼位の状態を示す眼位状態情報を生成することを特徴とする眼科装置。 An ophthalmic device that tests the visual function of a subject.
An anterior segment imaging unit that captures at least one anterior segment image of the subject's left eye and right eye,
An fixation target presenting portion that presents an fixation target to at least one of the left eye and the right eye of the subject,
A control unit that controls the ophthalmic device and
With
The control unit
By processing the anterior segment image taken by the anterior segment imaging unit, at least one eye position of the left eye and the right eye of the subject is measured, and at the same time,
At least two timings including a timing after the presentation switching in which the presentation and non-presentation of the fixation target are switched to at least one of the left eye and the right eye of the subject, and a timing before the presentation switching. An ophthalmologic apparatus characterized by generating eye position state information indicating the state of the eye position of the eye to be examined based on the measurement result of the eye position of the eye to be examined at the timing.
前記制御部は、
少なくとも前記呈示切替時以後における前記検査対象眼の眼位と時間の関係を示す眼位変化グラフのデータを、前記眼位状態情報として生成することを特徴とする眼科装置。 The ophthalmic apparatus according to claim 1.
The control unit
An ophthalmic apparatus, characterized in that data of an eye position change graph showing a relationship between the eye position and time of the eye to be examined is generated as the eye position state information at least after the presentation switching time.
前記制御部は、
前記呈示切替時以前における少なくとも１つの切替前タイミングの前記検査対象眼の眼位の測定結果と、前記呈示切替時よりも後における少なくとも１つの切替後タイミングの前記検査対象眼の眼位の測定結果のずれ量を、前記眼位状態情報として生成することを特徴とする眼科装置。 The ophthalmic apparatus according to claim 1 or 2.
The control unit
The measurement result of the eye position of the test target eye at least one pre-switching timing before the presentation switching time, and the measurement result of the eye position of the test target eye at least one post-switching timing after the presentation switching time. An ophthalmic apparatus characterized in that the amount of deviation of the eye is generated as the eye position state information.
前記制御部は、
前記呈示切替時から待機時間が経過したタイミングである基準タイミング以後の、少なくとも１つの前記切替後タイミングにおける眼位の測定結果に基づいて、前記ずれ量を生成することを特徴とする眼科装置。 The ophthalmic apparatus according to claim 3.
The control unit
An ophthalmic apparatus, characterized in that the deviation amount is generated based on the measurement result of the eye position at at least one post-switching timing after the reference timing, which is the timing at which the waiting time elapses from the presentation switching time.
前記制御部は、
複数の前記切替前タイミングにおける複数の眼位の測定結果と、複数の前記切替後タイミングにおける複数の眼位の測定結果から、前記呈示切替時以前において測定された頻度が最も高い第１最頻値と、前記呈示切替時よりも後において測定された頻度が最も高い第２最頻値を特定し、
前記第１最頻値と前記第２最頻値のずれ量を前記眼位状態情報として算出することを特徴とする眼科装置。 The ophthalmic apparatus according to claim 3 .
The control unit
From the measurement results of the plurality of eye positions at the plurality of pre-switching timings and the measurement results of the plurality of eye positions at the plurality of post-switching timings, the first mode most frequently measured before the presentation switching time. And, the second mode with the highest frequency measured after the presentation switching was specified.
An ophthalmic apparatus, characterized in that the amount of deviation between the first mode value and the second mode value is calculated as the eye position state information .
前記被検者の左眼および右眼の少なくとも一方の前眼部画像を撮影する前眼部撮影部と、
前記被検者の左眼および右眼の少なくとも一方に固視標を呈示する固視標呈示部と、
前記眼科装置の制御を司る制御部と、
を備え、
前記制御部は、
前記前眼部撮影部によって撮影された前記前眼部画像を処理することで、前記被検者の左眼および右眼の少なくとも一方の眼位を複数のタイミングで測定すると共に、
測定された眼位と時間の関係を示す眼位変化グラフのデータを生成することを特徴とする眼科装置。 An ophthalmic device used to test the visual function of a subject.
An anterior segment imaging unit that captures at least one anterior segment image of the subject's left eye and right eye,
An fixation target presenting portion that presents an fixation target to at least one of the left eye and the right eye of the subject,
A control unit that controls the ophthalmic device and
With
The control unit
By processing the anterior segment image captured by the anterior segment imaging unit, at least one of the left eye and the right eye of the subject is measured at a plurality of timings, and at the same time,
An ophthalmic apparatus characterized by generating data of an eye position change graph showing the relationship between the measured eye position and time .
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017191478A JP7143577B2 (en) | 2017-09-29 | 2017-09-29 | ophthalmic equipment |
| US16/141,096 US20190099072A1 (en) | 2017-09-29 | 2018-09-25 | Ophthalmic device |
| EP18196818.1A EP3461396A3 (en) | 2017-09-29 | 2018-09-26 | Ophthalmic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017191478A JP7143577B2 (en) | 2017-09-29 | 2017-09-29 | ophthalmic equipment |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019063238A JP2019063238A (en) | 2019-04-25 |
| JP2019063238A5 true JP2019063238A5 (en) | 2020-10-08 |
| JP7143577B2 JP7143577B2 (en) | 2022-09-29 |
Family
ID=66337309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017191478A Active JP7143577B2 (en) | 2017-09-29 | 2017-09-29 | ophthalmic equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP7143577B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7067981B2 (en) * | 2018-03-22 | 2022-05-16 | 株式会社トプコン | Ophthalmic equipment |
| JP7263985B2 (en) * | 2019-09-02 | 2023-04-25 | 株式会社ニデック | Subjective optometric device |
| WO2023145638A1 (en) * | 2022-01-31 | 2023-08-03 | 株式会社ニデック | Ophthalmic device and ophthalmic program |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0646996A (en) * | 1992-07-30 | 1994-02-22 | Canon Inc | Optometric apparatus |
| JPH06197868A (en) * | 1992-12-31 | 1994-07-19 | Canon Inc | Eye refraction meter |
| JP3914090B2 (en) | 2002-05-07 | 2007-05-16 | 株式会社ニューオプト | Eye movement analysis system and eye imaging device |
| JP2004337348A (en) | 2003-05-15 | 2004-12-02 | New Opto Corp | Eye movement analysis system |
| US20090153796A1 (en) | 2005-09-02 | 2009-06-18 | Arthur Rabner | Multi-functional optometric-ophthalmic system for testing diagnosing, or treating, vision or eyes of a subject, and methodologies thereof |
| US7976162B2 (en) | 2006-09-29 | 2011-07-12 | Daniel Ian Flitcroft | Eye examining system and method |
| JP2008246143A (en) | 2007-03-30 | 2008-10-16 | Hamamatsu Photonics Kk | Pupillometer |
| US8348428B2 (en) | 2007-11-01 | 2013-01-08 | Dignity Health | Method of detecting neurological disease |
| JP5714949B2 (en) | 2010-10-05 | 2015-05-07 | パナソニック株式会社 | Eye displacement measurement device |
| JP2017099532A (en) | 2015-11-30 | 2017-06-08 | 株式会社トプコン | Ophthalmologic examination apparatus |
-
2017
- 2017-09-29 JP JP2017191478A patent/JP7143577B2/en active Active
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