JP2011147611A5 - - Google Patents
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- JP2011147611A5 JP2011147611A5 JP2010011365A JP2010011365A JP2011147611A5 JP 2011147611 A5 JP2011147611 A5 JP 2011147611A5 JP 2010011365 A JP2010011365 A JP 2010011365A JP 2010011365 A JP2010011365 A JP 2010011365A JP 2011147611 A5 JP2011147611 A5 JP 2011147611A5
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（１） 被検眼の隅角領域を含む前眼部断面画像を解析する前眼部断面画像解析方法において、
前眼部断面画像をモニタに表示するステップと、
前記モニタ上に表示された前記前眼部断面画像角膜及び強膜の内面に接する基準線を設定しモニタに表示する基準線設定ステップと、
前記基準線に対する垂線と虹彩前面とが交わる参照点を設定する参照点設定ステップと、
前記参照点を通る補助線であって偶角底方向に向けて延び前記基準線と交わる補助線を設定し、前記基準線と前記補助線とからなるＶ字線をモニタに表示すると共に、操作入力手段からの操作信号に応じて前記参照点を中心に前記補助線を旋回させる補助線表示ステップと、
設定完了信号に基づいて前記Ｖ字線の情報を用いて被検眼の前房隅角の開大度を算出するステップと、
を有することを特徴とする。
（２） （１）の前眼部断面画像解析方法は、
基準線設定ステップは、モニタ上の角膜及び強膜の内面において基準点を設定するステップと、該基準点から角膜裏面に沿って所定距離離れた角膜参照点を設定するステップと、前記基準点と前記角膜参照点とを結ぶ線を基準線として設定するステップと、を持つことを特徴とする。
（３） 前眼部断層画像を得る前眼部断面画像取得手段と、前眼部断面画像取得手段によって取得された前眼部断面画像を記憶する記憶部と、前眼部断面画像を表示するモニタと、表示部に表示された前眼部断面画像を用いて各設定を行うための操作入力部と、記憶された前眼部断面画像と前記入力部による設定結果に基づいて前眼部断面画像を解析する解析処理を行う演算処理部と、を有する前眼部断面像解析装置において、
前記解析処理は、
前眼部断面画像をモニタに表示するステップと、
前記モニタ上に表示された前記前眼部断面画像角膜及び強膜の内面に接する基準線を設定しモニタに表示する基準線設定ステップと、
前記基準線に対する垂線と虹彩前面とが交わる参照点を設定する参照点設定ステップと、
前記参照点を通る補助線であって偶角底方向に向けて延び前記基準線と交わる補助線を設定し、前記基準線と前記補助線とからなるＶ字線をモニタに表示すると共に、操作入力手段からの操作信号に応じて前記参照点を中心に前記補助線を旋回させる補助線表示ステップと、
設定完了信号に基づいて前記Ｖ字線の情報を用いて被検眼の前房隅角の開大度を算出するステップと、
を有することを特徴とする。
(1) In the anterior ocular segment image analysis method for analyzing the anterior ocular segment image including the corner area of the eye to be examined,
Displaying an anterior segment cross-sectional image on a monitor;
A reference line setting step of setting a reference line in contact with the inner surface of the anterior segment cross-sectional image cornea and sclera displayed on the monitor and displaying on the monitor;
A reference point setting step for setting a reference point at which the perpendicular to the reference line and the iris front intersect,
An auxiliary line passing through the reference point and extending toward the even angle bottom direction is set as an auxiliary line intersecting with the reference line, and a V-shaped line composed of the reference line and the auxiliary line is displayed on the monitor and operated. An auxiliary line display step of turning the auxiliary line around the reference point according to an operation signal from the input means;
Calculating the degree of opening of the anterior chamber corner of the eye to be examined using the V-shaped information based on a setting completion signal;
It is characterized by having.
(2) The anterior segment cross-sectional image analysis method of (1)
The reference line setting step includes a step of setting a reference point on the inner surface of the cornea and sclera on the monitor, a step of setting a corneal reference point that is a predetermined distance away from the reference point along the cornea back surface, and the reference point And a step of setting a line connecting the corneal reference point as a reference line.
(3) An anterior ocular segment cross-sectional image acquisition unit that obtains an anterior ocular segment tomographic image, a storage unit that stores the anterior ocular segment cross-sectional image acquired by the anterior ocular segment cross-sectional image acquisition unit, and an anterior ocular segment cross-sectional image are displayed. A monitor, an operation input unit for performing each setting using the anterior segment cross-sectional image displayed on the display unit, an anterior segment cross section based on the stored anterior segment cross-sectional image and the setting result by the input unit In an anterior segment cross-sectional image analysis device having an arithmetic processing unit for performing analysis processing for analyzing an image,
The analysis process is
Displaying an anterior segment cross-sectional image on a monitor;
A reference line setting step of setting a reference line in contact with the inner surface of the anterior segment cross-sectional image cornea and sclera displayed on the monitor and displaying on the monitor;
A reference point setting step for setting a reference point at which the perpendicular to the reference line and the iris front intersect,
An auxiliary line passing through the reference point and extending toward the even angle bottom direction is set as an auxiliary line intersecting with the reference line, and a V-shaped line composed of the reference line and the auxiliary line is displayed on the monitor and operated. An auxiliary line display step of turning the auxiliary line around the reference point according to an operation signal from the input means;
Calculating the degree of opening of the anterior chamber corner of the eye to be examined using the V-shaped information based on a setting completion signal;
It is characterized by having.
Claims (3)
前眼部断面画像をモニタに表示するステップと、
前記モニタ上に表示された前記前眼部断面画像角膜及び強膜の内面に接する基準線を設定しモニタに表示する基準線設定ステップと、
前記基準線に対する垂線と虹彩前面とが交わる参照点を設定する参照点設定ステップと、
前記参照点を通る補助線であって偶角底方向に向けて延び前記基準線と交わる補助線を設定し、前記基準線と前記補助線とからなるＶ字線をモニタに表示すると共に、操作入力手段からの操作信号に応じて前記参照点を中心に前記補助線を旋回させる補助線表示ステップと、
設定完了信号に基づいて前記Ｖ字線の情報を用いて被検眼の前房隅角の開大度を算出するステップと、
を有することを特徴とする前眼部断面画像解析方法。 In the anterior ocular segment image analysis method for analyzing the anterior ocular segment image including the corner area of the eye to be examined,
Displaying an anterior segment cross-sectional image on a monitor;
A reference line setting step of setting a reference line in contact with the inner surface of the anterior segment cross-sectional image cornea and sclera displayed on the monitor and displaying on the monitor;
A reference point setting step for setting a reference point at which the perpendicular to the reference line and the iris front intersect,
An auxiliary line passing through the reference point and extending toward the even angle bottom direction is set as an auxiliary line intersecting with the reference line, and a V-shaped line composed of the reference line and the auxiliary line is displayed on the monitor and operated. An auxiliary line display step of turning the auxiliary line around the reference point according to an operation signal from the input means;
Calculating the degree of opening of the anterior chamber corner of the eye to be examined using the V-shaped information based on a setting completion signal;
An anterior segment cross-sectional image analysis method characterized by comprising:
基準線設定ステップは、モニタ上の角膜及び強膜の内面において基準点を設定するステップと、該基準点から角膜裏面に沿って所定距離離れた角膜参照点を設定するステップと、前記基準点と前記角膜参照点とを結ぶ線を基準線として設定するステップと、を持つことを特徴とする前眼部断面画像解析方法。 The anterior segment cross-sectional image analysis method of claim 1 comprises:
The reference line setting step includes a step of setting a reference point on the inner surface of the cornea and sclera on the monitor, a step of setting a corneal reference point that is a predetermined distance away from the reference point along the cornea back surface, and the reference point An anterior ocular segment image analysis method comprising: setting a line connecting the corneal reference points as a reference line.
前記解析処理は、
前眼部断面画像をモニタに表示するステップと、
前記モニタ上に表示された前記前眼部断面画像角膜及び強膜の内面に接する基準線を設定しモニタに表示する基準線設定ステップと、
前記基準線に対する垂線と虹彩前面とが交わる参照点を設定する参照点設定ステップと、
前記参照点を通る補助線であって偶角底方向に向けて延び前記基準線と交わる補助線を設定し、前記基準線と前記補助線とからなるＶ字線をモニタに表示すると共に、操作入力手段からの操作信号に応じて前記参照点を中心に前記補助線を旋回させる補助線表示ステップと、
設定完了信号に基づいて前記Ｖ字線の情報を用いて被検眼の前房隅角の開大度を算出するステップと、
を有することを特徴とする前眼部断面画像解析装置。 An anterior ocular segment cross-sectional image obtaining means for obtaining an anterior ocular segment tomographic image, a storage unit for storing the anterior ocular segment cross-sectional image obtained by the anterior ocular segment cross-sectional image obtaining unit, a monitor for displaying the anterior ocular segment cross-sectional image, An operation input unit for performing each setting using the anterior segment cross-sectional image displayed on the display unit, and the anterior segment cross-sectional image is analyzed based on the stored anterior segment cross-sectional image and the setting result by the input unit In an anterior segment cross-sectional image analysis apparatus having an arithmetic processing unit for performing analysis processing
The analysis process is
Displaying an anterior segment cross-sectional image on a monitor;
A reference line setting step of setting a reference line in contact with the inner surface of the anterior segment cross-sectional image cornea and sclera displayed on the monitor and displaying on the monitor;
A reference point setting step for setting a reference point at which the perpendicular to the reference line and the iris front intersect,
An auxiliary line passing through the reference point and extending toward the even angle bottom direction is set as an auxiliary line intersecting with the reference line, and a V-shaped line composed of the reference line and the auxiliary line is displayed on the monitor and operated. An auxiliary line display step of turning the auxiliary line around the reference point according to an operation signal from the input means;
Calculating the degree of opening of the anterior chamber corner of the eye to be examined using the V-shaped information based on a setting completion signal;
An anterior ocular segment image analysis device characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010011365A JP5421136B2 (en) | 2010-01-21 | 2010-01-21 | Anterior segment sectional image analysis method and anterior segment sectional image analysis apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010011365A JP5421136B2 (en) | 2010-01-21 | 2010-01-21 | Anterior segment sectional image analysis method and anterior segment sectional image analysis apparatus |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2011147611A JP2011147611A (en) | 2011-08-04 |
| JP2011147611A5 true JP2011147611A5 (en) | 2013-02-28 |
| JP5421136B2 JP5421136B2 (en) | 2014-02-19 |
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| JP2010011365A Active JP5421136B2 (en) | 2010-01-21 | 2010-01-21 | Anterior segment sectional image analysis method and anterior segment sectional image analysis apparatus |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6304928B2 (en) * | 2012-03-30 | 2018-04-04 | キヤノン株式会社 | Anterior segment tomogram analysis method and anterior segment tomogram analyzer |
| JP6214962B2 (en) * | 2013-08-12 | 2017-10-18 | 株式会社トーメーコーポレーション | Anterior segment cross-sectional image analyzer |
| JP6263348B2 (en) * | 2013-08-27 | 2018-01-17 | 株式会社トーメーコーポレーション | Anterior segment cross-sectional image analyzer |
| JP6301621B2 (en) * | 2013-09-27 | 2018-03-28 | 株式会社トーメーコーポレーション | Two-dimensional tomographic image processing apparatus, program, and two-dimensional tomographic image processing method |
| JP2019042304A (en) | 2017-09-05 | 2019-03-22 | 株式会社ニデック | Ophthalmological image processing program |
| JP2021118769A (en) | 2020-01-30 | 2021-08-12 | 株式会社トプコン | Ophthalmologic apparatus, method for controlling the same, program, and recording medium |
| JP2021118770A (en) | 2020-01-30 | 2021-08-12 | 株式会社トプコン | Ophthalmologic apparatus, method for controlling the same, program, and recording medium |
| JP2021137322A (en) | 2020-03-05 | 2021-09-16 | 株式会社トプコン | Ophthalmologic apparatus, control method thereof, program, and recording medium |
| JP2022068488A (en) | 2020-10-22 | 2022-05-10 | 株式会社トプコン | Ophthalmologic apparatus, control method thereof, program, and recording medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3013356B2 (en) * | 1988-05-13 | 2000-02-28 | 株式会社ニデック | Anterior segment imaging device |
| JP3995590B2 (en) * | 2002-12-25 | 2007-10-24 | 株式会社ニデック | Ophthalmic equipment |
| JP2009066325A (en) * | 2007-09-14 | 2009-04-02 | Tomey Corporation | Anterior ocular segment tomographic image analyzing system, and anterior ocular segment tomographic image photographing apparatus |
| JP5240999B2 (en) * | 2008-06-09 | 2013-07-17 | 株式会社トーメーコーポレーション | Anterior segment imaging device, recording medium thereof, and program thereof |
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