JP2018192306A5 - Information processing apparatus, information processing method, and program - Google Patents
Information processing apparatus, information processing method, and program Download PDFInfo
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- JP2018192306A5 JP2018192306A5 JP2018165937A JP2018165937A JP2018192306A5 JP 2018192306 A5 JP2018192306 A5 JP 2018192306A5 JP 2018165937 A JP2018165937 A JP 2018165937A JP 2018165937 A JP2018165937 A JP 2018165937A JP 2018192306 A5 JP2018192306 A5 JP 2018192306A5
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- 238000003672 processing method Methods 0.000 title claims 11
- 230000000875 corresponding Effects 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 3
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- 238000003384 imaging method Methods 0.000 claims 4
- 230000001131 transforming Effects 0.000 claims 4
- 238000002604 ultrasonography Methods 0.000 claims 2
Description
本発明に係る情報処理装置は、第１の座標系における被検体の画像を取得する医用画像取得手段と、前記第１の座標系とは異なる第２の座標系における注目領域を表す情報を取得する注目領域取得手段と、前記第２の座標系における注目領域を表す情報に基づいて、前記第２の座標系における注目領域に対応する前記第１の座標系における注目領域に、前記第２の座標系から前記第１の座標系への座標変換の誤差を含めた誤差範囲を表す情報を取得する誤差範囲取得手段と、前記誤差範囲を表す情報と前記医用画像とを表示手段に表示させる表示制御手段と、を有する。 An information processing apparatus according to the present invention acquires medical image acquisition means for acquiring an image of a subject in a first coordinate system and information representing a region of interest in a second coordinate system different from the first coordinate system. Based on the information indicating the attention area in the second coordinate system and the attention area in the first coordinate system corresponding to the attention area in the second coordinate system. Error range acquisition means for acquiring an error range including an error of coordinate conversion from the coordinate system to the first coordinate system, and display for displaying information indicating the error range and the medical image on the display means Control means .
Claims (19)
前記第１の座標系とは異なる第２の座標系における注目領域を表す情報を取得する注目領域取得手段と、
前記第２の座標系における注目領域を表す情報に基づいて、前記第２の座標系における注目領域に対応する前記第１の座標系における注目領域に、前記第２の座標系から前記第１の座標系への座標変換の誤差を含めた誤差範囲を表す情報を取得する誤差範囲取得手段と、
前記誤差範囲を表す情報と前記医用画像とを表示手段に表示させる表示制御手段と、
を有することを特徴とする装置。 Medical image acquisition means for acquiring an image of the subject in the first coordinate system;
Attention area acquisition means for acquiring information representing an attention area in a second coordinate system different from the first coordinate system;
Based on the information representing the region of interest in the second coordinate system, the region of interest in the first coordinate system corresponding to the region of interest in the second coordinate system is moved from the second coordinate system to the first region. An error range acquisition means for acquiring information representing an error range including an error of coordinate conversion to the coordinate system;
Display control means for causing the display means to display information representing the error range and the medical image;
A device characterized by comprising:
ことを特徴とする請求項１に記載の装置。 The apparatus according to claim 1, wherein the medical image is an ultrasound image.
前記注目領域取得手段は、前記三次元画像中の注目領域を表す情報を取得する
ことを特徴とする請求項１または２に記載の装置。 A three-dimensional image acquisition means for acquiring a three-dimensional image of the subject in the second coordinate system;
The apparatus according to claim 1, wherein the attention area acquisition unit acquires information representing an attention area in the three-dimensional image.
前記医用画像は、超音波探触子を用いて前記被検体を撮影することにより生成された超音波画像であり、
前記表示制御手段は、前記超音波探触子の位置及び姿勢に基づいて、前記医用画像に対応する前記三次元画像の断面画像を前記表示手段に表示させる
ことを特徴とする請求項１から３のいずれか１項に記載の装置。 A three-dimensional image acquisition means for acquiring a three-dimensional image of the subject in the second coordinate system;
The medical image is an ultrasonic image generated by imaging the subject using an ultrasonic probe,
The display control means causes the display means to display a cross-sectional image of the three-dimensional image corresponding to the medical image based on the position and orientation of the ultrasonic probe. The apparatus of any one of these.
ことを特徴とする請求項３または４に記載の装置。 The apparatus according to claim 3 or 4, wherein the three-dimensional image is an MRI image or an X-ray CT image.
ことを特徴とする請求項１から５のいずれか１項に記載の装置。 The apparatus according to any one of claims 1 to 5, wherein the first coordinate system and the second coordinate system are three-dimensional coordinate systems.
前記第２の座標系から前記第１の座標系へと座標変換することにより、前記第２の座標系における注目領域を表す情報から前記第１の座標系における注目領域を表す情報を取得し、
前記第２の座標系から前記第１の座標系への座標変換の前記誤差を表す情報を取得し、
前記第１の座標系における注目領域を表す情報と前記誤差を表す情報とに基づいて、前記第１の座標系における注目領域に当該誤差を含めた前記誤差範囲を表す情報を取得する
ことを特徴とする請求項１から６のいずれか１項に記載の装置。 The error range acquisition means includes
By performing coordinate transformation from the second coordinate system to the first coordinate system, information representing the attention area in the first coordinate system is obtained from information representing the attention area in the second coordinate system,
Obtaining information representing the error in the coordinate transformation from the second coordinate system to the first coordinate system;
Based on the information representing the region of interest in the first coordinate system and the information representing the error, information representing the error range including the error in the region of interest in the first coordinate system is acquired. The apparatus according to any one of claims 1 to 6.
前記誤差範囲取得手段は、前記超音波探触子の位置及び姿勢に基づいて前記誤差範囲を表す情報を取得する
ことを特徴とする請求項１から７のいずれか１項に記載の装置。 The medical image is an ultrasonic image generated by imaging the subject using an ultrasonic probe,
The apparatus according to claim 1, wherein the error range acquisition unit acquires information representing the error range based on a position and orientation of the ultrasonic probe.
ことを特徴とする請求項１から８のいずれか１項に記載の装置。 The apparatus according to claim 1, wherein the error range acquisition unit acquires information representing the error range based on a region of the attention area.
前記第１の座標系とは異なる第２の座標系における注目領域を表す情報を取得し、
前記第２の座標系における注目領域を表す情報に基づいて、前記第２の座標系における注目領域に対応する前記第１の座標系における注目領域に、前記第２の座標系から前記第１の座標系への座標変換の誤差を含めた誤差範囲を表す情報を取得し、
前記誤差範囲を表す情報と前記医用画像とを表示手段に表示させる
ことを特徴とする情報処理方法。 Obtaining a medical image of the subject in the first coordinate system;
Obtaining information representing a region of interest in a second coordinate system different from the first coordinate system;
Based on the information representing the region of interest in the second coordinate system, the region of interest in the first coordinate system corresponding to the region of interest in the second coordinate system is moved from the second coordinate system to the first region. Obtain information representing the error range including the error of coordinate conversion to the coordinate system,
An information processing method comprising displaying information representing the error range and the medical image on a display unit.
ことを特徴とする請求項１０に記載の情報処理方法。 The information processing method according to claim 10, wherein the medical image is an ultrasound image.
前記三次元画像中の前記注目領域を表す情報を取得する
ことを特徴とする請求項１０または１１に記載の情報処理方法。 Obtaining a three-dimensional image of the subject in the second coordinate system;
The information processing method according to claim 10 or 11, wherein information representing the region of interest in the three-dimensional image is acquired.
前記医用画像は、超音波探触子を用いて前記被検体を撮影することにより生成された超音波画像であり、
前記超音波探触子の位置及び姿勢に基づいて、前記医用画像に対応する前記三次元画像の断面画像を前記表示手段に表示させる
ことを特徴とする請求項１０から１２のいずれか１項に記載の情報処理方法。 Obtaining a three-dimensional image of the subject in the second coordinate system;
The medical image is an ultrasonic image generated by imaging the subject using an ultrasonic probe,
The cross-sectional image of the three-dimensional image corresponding to the medical image is displayed on the display unit based on the position and orientation of the ultrasonic probe. The information processing method described.
ことを特徴とする請求項１２または１３に記載の情報処理方法。 The information processing method according to claim 12 or 13, wherein the three-dimensional image is an MRI image or an X-ray CT image.
ことを特徴とする請求項１０から１４のいずれか１項に記載の情報処理方法。 The information processing method according to any one of claims 10 to 14, wherein the first coordinate system and the second coordinate system are three-dimensional coordinate systems.
前記第２の座標系から前記第１の座標系への座標変換の前記誤差を表す情報を取得し、
前記第１の座標系における注目領域を表す情報と前記誤差を表す情報とに基づいて、前記第１の座標系における注目領域に当該誤差を含めた前記誤差範囲を表す情報を取得する
ことを特徴とする請求項１０から１５のいずれか１項に記載の情報処理方法。 By performing coordinate transformation from the second coordinate system to the first coordinate system, information representing the attention area in the first coordinate system is obtained from information representing the attention area in the second coordinate system,
Obtaining information representing the error in the coordinate transformation from the second coordinate system to the first coordinate system;
Based on the information representing the region of interest in the first coordinate system and the information representing the error, information representing the error range including the error in the region of interest in the first coordinate system is acquired. The information processing method according to any one of claims 10 to 15.
前記超音波探触子の位置及び姿勢に基づいて前記誤差範囲を表す情報を取得する
ことを特徴とする請求項１０から１６のいずれか１項に記載の情報処理方法。 The medical image is an ultrasonic image generated by imaging the subject using an ultrasonic probe,
The information processing method according to any one of claims 10 to 16, wherein information representing the error range is acquired based on a position and orientation of the ultrasonic probe.
ことを特徴とする請求項１０から１７のいずれか１項に記載の情報処理方法。 The information processing method according to any one of claims 10 to 17, wherein information representing the error range is acquired based on a region of the attention area.
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| JP2011084495 | 2011-04-06 | ||
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| JP2012008205 | 2012-01-18 |
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| JP2017149946A Division JP6400160B2 (en) | 2011-04-06 | 2017-08-02 | Information processing device |
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| JP2017149946A Expired - Fee Related JP6400160B2 (en) | 2011-04-06 | 2017-08-02 | Information processing device |
| JP2018165937A Active JP6548798B2 (en) | 2011-04-06 | 2018-09-05 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM |
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| EP3485816A1 (en) * | 2017-11-21 | 2019-05-22 | Koninklijke Philips N.V. | Method and apparatus for guiding an ultrasound probe |
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| EP2460474B1 (en) * | 2003-05-08 | 2015-12-16 | Hitachi Medical Corporation | Reference image display method for ultrasonography and ultrasonic diagnosis apparatus |
| JP4699062B2 (en) * | 2005-03-29 | 2011-06-08 | 株式会社日立メディコ | Ultrasonic device |
| US20080123910A1 (en) * | 2006-09-19 | 2008-05-29 | Bracco Imaging Spa | Method and system for providing accuracy evaluation of image guided surgery |
| US8303502B2 (en) * | 2007-03-06 | 2012-11-06 | General Electric Company | Method and apparatus for tracking points in an ultrasound image |
| US8771188B2 (en) * | 2007-06-20 | 2014-07-08 | Perception Raisonnement Action En Medecine | Ultrasonic bone motion tracking system |
| US20090129650A1 (en) * | 2007-11-19 | 2009-05-21 | Carestream Health, Inc. | System for presenting projection image information |
| JP5486182B2 (en) * | 2008-12-05 | 2014-05-07 | キヤノン株式会社 | Information processing apparatus and information processing method |
| JP5689591B2 (en) * | 2009-06-01 | 2015-03-25 | 株式会社東芝 | Ultrasonic diagnostic apparatus and ultrasonic image processing program |
| JP5513790B2 (en) * | 2009-07-06 | 2014-06-04 | 株式会社東芝 | Ultrasonic diagnostic equipment |
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