JP2008194476A - 変形可能モデルを用いて動いている対象の超音波画像を作成するための方法及び装置 - Google Patents
変形可能モデルを用いて動いている対象の超音波画像を作成するための方法及び装置 Download PDFInfo
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/08—Detecting organic movements or changes, e.g. tumours, cysts, swellings
- A61B8/0833—Detecting organic movements or changes, e.g. tumours, cysts, swellings involving detecting or locating foreign bodies or organic structures
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
- A61B8/48—Diagnostic techniques
- A61B8/483—Diagnostic techniques involving the acquisition of a 3D volume of data
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Abstract
【解決手段】対象の3次元画像(70)を作成するための方法であって、本方法は、対象(62)のモデル(8)を提供する工程(200)と、対象(62)の外部にあるソーストランスジューサ(58)から対象の領域を音波照射する工程(202)と、対象(62)の外部にある受信トランスジューサ(58)の位置において対象(62)から帰還エコーを受信する工程と、帰還エコーを処理する工程(204)と、対象(62)のモデル(8)に応答した対象領域及び帰還エコーに応答した対象領域を含む対象(62)の混成画像(70)を作成する工程(208/212)と、を含む。
【選択図】図2
Description
128×10cm×2=2560cm=25,600mm
まで伝播できるだけの十分な長さとしなければならない。
10 点質量
12 剛性で弾性のあるロッド
50 超音波システム
54 探触子
58 超音波トランスジューサ
62 対象
66 プロセッサ
70 画像
74 ディスプレイ
200 工程
202 工程
204 工程
208 工程
212 工程
Claims (10)
- 対象の3次元画像(70)を作成するための方法であって、
対象(62)のモデル(8)を提供する工程(200)と、
対象(62)の外部にあるソーストランスジューサ(58)から対象の領域を音波照射する工程(202)と、
対象(62)の外部にある受信トランスジューサ(58)の位置で対象(62)から帰還エコーを受信する工程と、
帰還エコーを処理する工程(204)と、
対象(62)のモデル(8)に応答した対象領域と帰還エコーに応答した対象領域とを含む対象(62)の混成画像(70)を作成する工程(208/212)と、
を含む方法。 - 前記モデルは質量要素(10)と質量要素(10)の間の接続体(12)とを有する変形可能モデル(8)を含むと共に、前記処理工程はさらに帰還エコーに応答して該モデル(8)を変化させる工程を含む、請求項1に記載の方法。
- 対象(62)と帰還エコーの混成画像(70)間の誤差を決定する工程をさらに含んでおり、前記音波照射の工程は該誤差を低減するように選択した領域を音波照射する工程を含む、請求項1に記載の方法。
- 前記領域の内部で移動している分子の速度を決定し速度情報を表示する工程をさらに含む請求項1に記載の方法。
- 心臓画像をレンダリングするための方法であって、
心臓の特徴を記述したモデル(8)を決定する工程(200)と、
心臓の領域を超音波エネルギーで音波照射する工程(202)と、
音波照射した領域から帰還エコーを受信する工程と、
前記帰還エコーを処理して該帰還エコーを表すポテンシャル場を生成する工程(204)と、
前記ポテンシャル場を前記モデルに適用し更新済みモデルを生成する工程(208)と、
前記更新モデルに応答して心臓画像を作成する工程(212)と、
を含む方法。 - 前記作成工程はさらに、帰還エコーに応答した画像領域及び更新モデルに応答した別の画像領域を作成する工程を含む、請求項5に記載の方法。
- 帰還エコーが発生させる前記ポテンシャル場は時間の経過と共に減衰する、請求項5に記載の方法。
- 対象(62)の画像(70)を作成するための超音波撮像装置(50)であって、
超音波エネルギーを発生させるため、対象(62)からのエコーを受信するため、及び該エコーに応答した信号を生成するための複数の超音波トランスジューサ(58)と、
前記信号に従って対象モデル(8)の少なくとも一部分を更新するためのプロセッサ(66)と、
前記信号に従って更新した部分を含む対象モデル(62)に応答した対象(62)の混成画像(70)を表示するためのディスプレイ(74)と、
を備える超音波撮像装置(50)。 - 前記複数の超音波トランスジューサ(58)は、1次元トランスジューサアレイまたは2次元トランスジューサアレイを備える、請求項8に記載の超音波撮像装置。
- 前記モデル(8)は質量要素(10)と質量要素(10)間の接続体(12)とにより規定される変形可能モデルを含むと共に、前記プロセッサ(66)は前記信号に応答して該質量要素(10)と該接続体(12)のうちの少なくとも一方を修正する、請求項8に記載の超音波撮像装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/674,854 US8574157B2 (en) | 2007-02-14 | 2007-02-14 | Method and apparatus for generating an ultrasound image of moving objects using deformable models |
US11/674,854 | 2007-02-14 |
Publications (2)
Publication Number | Publication Date |
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JP2008194476A true JP2008194476A (ja) | 2008-08-28 |
JP5276336B2 JP5276336B2 (ja) | 2013-08-28 |
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JP2008031208A Active JP5276336B2 (ja) | 2007-02-14 | 2008-02-13 | 変形可能モデルを用いて動いている対象の超音波画像を作成するための方法及び装置 |
Country Status (3)
Country | Link |
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US (1) | US8574157B2 (ja) |
JP (1) | JP5276336B2 (ja) |
DE (1) | DE102008008824A1 (ja) |
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JP2000139917A (ja) * | 1998-11-12 | 2000-05-23 | Toshiba Corp | 超音波診断装置 |
JP2004535871A (ja) * | 2001-07-19 | 2004-12-02 | ヴァーチャルスコピックス リミテッド ライアビリティ カンパニー | 組織構造および組織構造の時間変化を定量化するためのシステムおよび方法 |
WO2006043238A1 (en) * | 2004-10-22 | 2006-04-27 | Koninklijke Philips Electronics N.V. | Real time stereoscopic imaging apparatus and method |
JP2009519801A (ja) * | 2005-12-20 | 2009-05-21 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 対象物の少なくとも一部を細かく再現したものを再構成する再構成ユニット |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2010094181A (ja) * | 2008-10-14 | 2010-04-30 | Toshiba Corp | 超音波診断装置および超音波診断装置のデータ処理プログラム |
JP2017525445A (ja) * | 2014-07-29 | 2017-09-07 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 超音波撮像装置 |
US10743844B2 (en) | 2014-07-29 | 2020-08-18 | Koninklijke Philips N.V. | Ultrasound imaging apparatus |
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US20080194957A1 (en) | 2008-08-14 |
JP5276336B2 (ja) | 2013-08-28 |
US8574157B2 (en) | 2013-11-05 |
DE102008008824A1 (de) | 2008-08-21 |
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