JP5568325B2 - 熱付与量を低減した超音波撮像方法 - Google Patents
熱付与量を低減した超音波撮像方法 Download PDFInfo
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- JP5568325B2 JP5568325B2 JP2010009600A JP2010009600A JP5568325B2 JP 5568325 B2 JP5568325 B2 JP 5568325B2 JP 2010009600 A JP2010009600 A JP 2010009600A JP 2010009600 A JP2010009600 A JP 2010009600A JP 5568325 B2 JP5568325 B2 JP 5568325B2
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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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52019—Details of transmitters
- G01S7/5202—Details of transmitters for pulse systems
- G01S7/52022—Details of transmitters for pulse systems using a sequence of pulses, at least one pulse manipulating the transmissivity or reflexivity of the medium
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52023—Details of receivers
- G01S7/52036—Details of receivers using analysis of echo signal for target characterisation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52023—Details of receivers
- G01S7/52036—Details of receivers using analysis of echo signal for target characterisation
- G01S7/52042—Details of receivers using analysis of echo signal for target characterisation determining elastic properties of the propagation medium or of the reflective target
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
- G01S7/52085—Details related to the ultrasound signal acquisition, e.g. scan sequences
-
- 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
- A61B8/485—Diagnostic techniques involving measuring strain or elastic properties
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/08—Systems for measuring distance only
- G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
- G01S15/102—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves using transmission of pulses having some particular characteristics
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Surgical Instruments (AREA)
Description
別法では、具体的なある空間箇所及び時刻における総熱寄与が以前に発射したプッシングビームのすべてに関する熱寄与の和で与えられると仮定している。
12 トランスジューサ探触子
14 単一のフレーム
16 第1のパルスシーケンス
18 第1の箇所
20 部分Bモードシーケンス
22 第2のパルスシーケンス
24 第2の箇所
26 シフト
27 実際の箇所と所望の箇所の重ね合わせ
28 距離
30 所望の箇所
32 部分Bモードシーケンス
34 第3のパルスシーケンス
36 実際の箇所
38 距離
40 所望の箇所
44 不随意のシフト
46 部分Bモードシーケンス
50 パルスシーケンス
52 シフト
54 シフト
56 所望の箇所
60 Bモードシーケンス
100 Bモードシーケンス
102 単一のフレーム
104 トランスジューサ探触子
106 関心領域
108 所望の箇所
110 実際の位置
112 部分Bモードシーケンス
114 関心領域
120 箇所
122 箇所
124 箇所
126 箇所
128 箇所
130 横軸
132 縦軸
134 ピーク
140 流れ図
142〜152 流れ図の方法に関連する各ステップ
170 横軸
172 縦軸
180 超音波撮像システム
182 トランスジューサアレイ
184 送信回路
186 受信回路
188 制御器
190 記憶デバイス
192 信号処理ユニット
194 表示デバイス
Claims (10)
- 関心領域内部に複数の箇所を特定する工程と、
複数の箇所のうちの2つ以上の箇所に該複数の箇所の各々のコスト関数に基づいて決まった順序でプッシングパルス及びトラッキングパルスを含むパルスシーケンスを伝達する工程と、
パルスシーケンスが伝達される複数の箇所の各々に運動補正シーケンスを適用する工程と、
を含み、
前記コスト関数はある箇所に前記プッシングパルスが与える熱の総量またはある箇所の前記プッシングパルスのピーク温度、あるいはこれら両方に関連する、
超音波撮像法。 - 複数フレームの撮像を含む請求項1に記載の方法。
- 複数の箇所を特定する前記工程は前記複数フレームから以前のフレームに基づいて複数の箇所のうちの第1の箇所を選択する工程を含む、請求項2に記載の方法。
- 前記コスト関数は、時空的な熱分布の有限要素モデルに基づいている、請求項1乃至3のいずれかに記載の方法。
- 運動補正シーケンスを適用する前記工程は、
関心領域の基準画像を取得するために該関心領域に原初フレームBモードシーケンスを伝達する工程と、
関心領域内の第1の箇所に第1のパルスシーケンスを伝達する工程と、
関心領域内の第1の箇所と重複する第1のBモードシーケンスを伝達する工程と、
関心領域内の第2の箇所に第2のパルスシーケンスを伝達する工程と、
関心領域内の第2の箇所と重複する第2のBモードシーケンスを伝達する工程と、
前記第1及び第2のパルスシーケンスから形成した画像を前記第1及び第2のBモードシーケンスから形成した基準画像と比較する工程と、
を含む、請求項1乃至4のいずれかに記載の方法。 - 第1のBモードシーケンスまたは第2のBモードシーケンス、あるいはこれら両方を伝達する前記工程は、第1のBモードシーケンスや第2のBモードシーケンスを該第1のパルスシーケンスや第2のパルスシーケンスのそれぞれの伝達直前または伝達直後に伝達する工程を含む、請求項5に記載の方法。
- 部分Bモードのサイズは、複数の箇所の前記プッシングパルスの熱付与量、撮像時間または組織運動に関する決定レベルに基づいて選択される、請求項5に記載の方法。
- 前記運動補正シーケンスは、2Dブロックマッチング、3Dブロックマッチング、1D相互相関、2D相互相関、3D相互相関、差の絶対値和、差の2乗和、または最小エントロピーを含む少なくとも1つの相互相関アルゴリズムを利用する、請求項1乃至7のいずれかに記載の方法。
- 連続するパルスシーケンスの間に冷却遅延を含める工程を含む、請求項1乃至8のいずれかに記載の方法。
- 前記運動補正シーケンスに基づいて画像を形成する工程を含む、請求項1乃至9のいずれかに記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/360,881 | 2009-01-28 | ||
US12/360,881 US20100191113A1 (en) | 2009-01-28 | 2009-01-28 | Systems and methods for ultrasound imaging with reduced thermal dose |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010172699A JP2010172699A (ja) | 2010-08-12 |
JP5568325B2 true JP5568325B2 (ja) | 2014-08-06 |
Family
ID=42282806
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010009600A Active JP5568325B2 (ja) | 2009-01-28 | 2010-01-20 | 熱付与量を低減した超音波撮像方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20100191113A1 (ja) |
JP (1) | JP5568325B2 (ja) |
CN (1) | CN101785682B (ja) |
DE (1) | DE102010000253A1 (ja) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5294322B2 (ja) * | 2009-04-14 | 2013-09-18 | ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー | 超音波診断装置及びその制御プログラム |
KR101491393B1 (ko) | 2010-07-30 | 2015-02-06 | 가부시끼가이샤니피 | 콜라겐 분말 및/또는 콜라겐 유도체 분말 및 그들의 제조 방법 |
US8409102B2 (en) | 2010-08-31 | 2013-04-02 | General Electric Company | Multi-focus ultrasound system and method |
US8961418B2 (en) * | 2010-10-06 | 2015-02-24 | Siemens Medical Solutions Usa, Inc. | Solving for shear wave information in medical ultrasound imaging |
JP5646290B2 (ja) * | 2010-11-12 | 2014-12-24 | 株式会社日立メディコ | 超音波診断装置及びその作動方法 |
US8758248B2 (en) * | 2010-11-30 | 2014-06-24 | General Electric Company | Systems and methods for acoustic radiation force imaging with enhanced performance |
EP2649944A4 (en) * | 2010-12-08 | 2017-02-22 | Hitachi, Ltd. | Ultrasound diagnosis apparatus |
RU2576244C2 (ru) | 2010-12-13 | 2016-02-27 | Конинклейке Филипс Электроникс Н.В. | Силовое возбуждение ультразвукового акустического излучения для ультразвукового измерения свойств материала и формирования изображений |
CN103260525B (zh) * | 2010-12-13 | 2015-07-15 | 皇家飞利浦电子股份有限公司 | 针对背景运动影响调节声辐射力效应的测量结果 |
JP5904503B2 (ja) * | 2011-07-28 | 2016-04-13 | 株式会社日立メディコ | 超音波診断装置 |
EP2599444B1 (en) | 2011-12-01 | 2017-08-02 | Theraclion SA | Method and device for determining the elastic modulus of a biological tissue |
DE102013000708A1 (de) | 2012-10-11 | 2014-04-17 | Entex Rust & Mitschke Gmbh | Verfahren zur Extrusion von Kunststoffen, die zum Kleben neigen |
US9332962B2 (en) * | 2013-03-13 | 2016-05-10 | Siemens Medical Solutions Usa, Inc. | Ultrasound ARFI displacement imaging using an adaptive time instance |
JP6266749B2 (ja) * | 2013-04-05 | 2018-01-24 | プロファウンド メディカル インク | 超音波アレイを備えたカテーテルのエネルギー堆積ゾーンの決定 |
JP6275960B2 (ja) * | 2013-06-18 | 2018-02-07 | ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー | 画像表示装置 |
JP6305699B2 (ja) * | 2013-07-01 | 2018-04-04 | キヤノンメディカルシステムズ株式会社 | 超音波診断装置及び超音波イメージングプログラム |
KR20150047691A (ko) | 2013-10-24 | 2015-05-06 | 삼성전자주식회사 | 엑스선 영상 장치 및 그 제어 방법 |
JP2015100613A (ja) | 2013-11-27 | 2015-06-04 | ソニー株式会社 | 画像処理装置および方法、並びに超音波診断装置 |
DE102017001093A1 (de) | 2016-04-07 | 2017-10-26 | Entex Rust & Mitschke Gmbh | Entgasen bei der Extrusion von Kunststoffen mit Filterscheiben aus Sintermetall |
EP3302287A4 (en) * | 2015-06-01 | 2019-02-27 | Duke University | METHODS, SYSTEMS AND COMPUTER PROGRAM PRODUCTS FOR SHEAR-WAVE ELASTICITY IMAGING WITH ONE-POLE POSITION |
US20180310918A1 (en) * | 2017-04-27 | 2018-11-01 | Siemens Medical Solutions Usa, Inc. | Variable focus for shear wave imaging |
DE102017006638A1 (de) | 2017-07-13 | 2019-01-17 | Entex Rust & Mitschke Gmbh | Füllteilmodul in Planetwalzenextruderbauweise |
WO2019166125A1 (de) | 2018-02-28 | 2019-09-06 | Entex Rust & Mitschke Gmbh | Verfahren zur herstellung und verarbeitung von polymeren und polymermischungen in einem modular aufgebauten planetwalzenextruder |
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US7374538B2 (en) * | 2000-04-05 | 2008-05-20 | Duke University | Methods, systems, and computer program products for ultrasound measurements using receive mode parallel processing |
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DE10254894B3 (de) * | 2002-11-20 | 2004-05-27 | Dr. Hielscher Gmbh | Vorrichtung zur Kühlung von Ultraschallwandlern |
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JP2009005888A (ja) * | 2007-06-28 | 2009-01-15 | Ge Medical Systems Global Technology Co Llc | 超音波撮像装置 |
-
2009
- 2009-01-28 US US12/360,881 patent/US20100191113A1/en not_active Abandoned
-
2010
- 2010-01-20 JP JP2010009600A patent/JP5568325B2/ja active Active
- 2010-01-28 CN CN201010112312.3A patent/CN101785682B/zh active Active
- 2010-01-28 DE DE102010000253A patent/DE102010000253A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
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CN101785682B (zh) | 2015-04-29 |
JP2010172699A (ja) | 2010-08-12 |
DE102010000253A1 (de) | 2010-07-29 |
US20100191113A1 (en) | 2010-07-29 |
CN101785682A (zh) | 2010-07-28 |
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