JP6923323B2 - X線診断装置 - Google Patents
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Description
まず、第1の実施形態に係るX線診断装置の全体構成について説明する。図1は、第1の実施形態に係るX線診断装置100の構成の一例を示す図である。図1に示すように、第1の実施形態に係るX線診断装置100は、高電圧発生器11と、X線管12と、X線絞り13と、天板14と、Cアーム15と、X線検出器16と、Cアーム回転・移動機構17と、天板移動機構18と、Cアーム・天板機構制御回路19と、絞り制御回路20と、処理回路21と、入力回路22と、ディスプレイ23と、画像データ生成回路24と、記憶回路25と、画像処理回路26とを有する。
次に、第2の実施形態について説明する。なお、本実施形態に係るX線診断装置100の構成は、基本的には、図1に示したX線診断装置100の構成と同じである。そのため、以下では、第1の実施形態に係るX線診断装置100と異なる点を中心に説明することとし、図1に示した構成要素と同様の役割を果たす構成要素については同じ符号を付すこととして詳細な説明を省略する。
さて、これまで第1及び第2の実施形態について説明したが、上述した第1及び第2の実施形態以外にも、種々の異なる形態にて実施されてよいものである。
13a、13b、13c、13d 絞り羽根
16 X線検出器
16a 第1の光検出器
16b 第2の光検出器
16c シンチレータ
21 処理回路
100 X線診断装置
211 合成機能
212 制御機能
Claims (4)
- X線管によって発生されたX線の照射領域を調整するX線絞りと、
前記X線管から照射されたX線を光に変換するシンチレータと、前記シンチレータを共有し、前記シンチレータによって変換された光を検出して電気信号を出力する第1の光検出器及び第2の光検出器とを有するX線検出器と、
前記X線絞りによる調整後の照射領域で照射されたX線に基づいて前記第1の光検出器から出力された電気信号から生成された第1のX線画像と、前記調整後の照射領域で照射されたX線に基づいて前記第2の光検出器から出力された電気信号から生成された第2のX線画像とを、画像サイズを合せて合成した合成画像を生成する合成部と、
前記合成画像を表示部にて表示させる表示制御部と、
を備え、
前記第2の光検出器は、前記第1の光検出器と比較して高い解像度を有し、
前記表示制御部は、前記照射領域の変更に応じて、前記第2の光検出器の出力に基づく前記第2のX線画像の画像サイズを保つように、前記表示部における前記合成画像の表示領域の大きさを変更する、X線診断装置。 - 前記合成部は、前記照射領域の変更に応じて、前記第2のX線画像の画像サイズを保つように前記合成画像の画像サイズを決定し、
前記表示制御部は、変更後の表示領域に前記合成部によって生成された合成画像を表示させる、請求項1に記載のX線診断装置。 - 前記表示制御部は、前記表示部において前記合成画像以外の表示対象を表示させる表示領域の位置を変更させる、請求項1又は2に記載のX線診断装置。
- 前記表示制御部は、前記表示部において前記合成画像以外の表示対象を表示させる表示領域の大きさ及び位置のうち少なくとも一方を変更させることにより、前記合成画像の表示領域の大きさを変更し、変更後の表示領域に前記合成画像を表示させる、請求項1又は2に記載のX線診断装置。
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JP2017009552A JP6923323B2 (ja) | 2017-01-23 | 2017-01-23 | X線診断装置 |
US15/877,861 US10915987B2 (en) | 2017-01-23 | 2018-01-23 | X-ray diagnostic apparatus and display method |
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JP6976699B2 (ja) * | 2017-03-15 | 2021-12-08 | キヤノンメディカルシステムズ株式会社 | X線診断装置 |
JP2022547046A (ja) | 2019-09-12 | 2022-11-10 | オーソスキャン インコーポレイテッド | 無段階コリメーションを備えたミニcアーム撮像システム |
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JPH08215181A (ja) * | 1995-02-20 | 1996-08-27 | Toshiba Corp | X線透視装置 |
JP2004073578A (ja) * | 2002-08-20 | 2004-03-11 | Toshiba Corp | 医用画像診断装置及び撮影支援装置 |
JP2005204856A (ja) * | 2004-01-22 | 2005-08-04 | Canon Inc | 放射線画像撮影装置 |
JP2006015050A (ja) * | 2004-07-05 | 2006-01-19 | Ge Medical Systems Global Technology Co Llc | X線ct装置 |
US10492749B2 (en) * | 2005-05-03 | 2019-12-03 | The Regents Of The University Of California | Biopsy systems for breast computed tomography |
EP1887937B1 (en) * | 2005-05-31 | 2016-10-05 | Arineta Ltd. | Graded resolution field of view ct scanner |
JP4699167B2 (ja) | 2005-10-17 | 2011-06-08 | 株式会社日立メディコ | X線画像診断装置 |
JP4878828B2 (ja) * | 2005-12-09 | 2012-02-15 | 株式会社日立メディコ | X線透視撮影装置 |
DE102008021639A1 (de) * | 2008-04-30 | 2009-12-03 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Erzeugen einer CT-Rekonstruktion eines Objekts mit einem hochaufgelösten interessierenden Objektbereich |
JP5606118B2 (ja) * | 2010-03-26 | 2014-10-15 | 株式会社東芝 | X線撮影装置 |
JP5739115B2 (ja) * | 2010-06-11 | 2015-06-24 | 株式会社東芝 | X線診断装置 |
JP6026171B2 (ja) | 2012-08-09 | 2016-11-16 | 東芝メディカルシステムズ株式会社 | 医用画像撮影装置及び医用画像撮影方法 |
DE112014003002T5 (de) * | 2013-06-27 | 2016-03-10 | Varian Medical Systems, Inc. | Röntgenbildwandler mit CMOS-Sensor, eingebettet in einem TFT-Panel |
JP6274501B2 (ja) * | 2013-11-26 | 2018-02-07 | キヤノンメディカルシステムズ株式会社 | X線診断装置 |
JP6335001B2 (ja) * | 2014-04-08 | 2018-05-30 | キヤノンメディカルシステムズ株式会社 | X線診断装置 |
WO2016137226A1 (en) * | 2015-02-24 | 2016-09-01 | Samsung Electronics Co., Ltd. | Medical image processing apparatus and medical image processing method |
WO2018102954A1 (en) * | 2016-12-05 | 2018-06-14 | Shenzhen Xpectvision Technology Co., Ltd. | Anx-ray imaging system and a method of x-ray imaging |
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US20180211363A1 (en) | 2018-07-26 |
JP2018117696A (ja) | 2018-08-02 |
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