JP4415011B2 - 超音波撮像装置 - Google Patents
超音波撮像装置 Download PDFInfo
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- JP4415011B2 JP4415011B2 JP2006510881A JP2006510881A JP4415011B2 JP 4415011 B2 JP4415011 B2 JP 4415011B2 JP 2006510881 A JP2006510881 A JP 2006510881A JP 2006510881 A JP2006510881 A JP 2006510881A JP 4415011 B2 JP4415011 B2 JP 4415011B2
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- 238000003384 imaging method Methods 0.000 title claims description 38
- 230000005540 biological transmission Effects 0.000 claims description 141
- 210000004872 soft tissue Anatomy 0.000 claims description 37
- 230000035945 sensitivity Effects 0.000 claims description 20
- 238000002604 ultrasonography Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 description 96
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Images
Classifications
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- 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
-
- 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
- A61B8/481—Diagnostic techniques involving the use of contrast agent, e.g. microbubbles introduced into the bloodstream
-
- 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
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
- G01S15/8959—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using coded signals for correlation purposes
-
- 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
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
- G01S15/8959—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using coded signals for correlation purposes
- G01S15/8963—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using coded signals for correlation purposes using pulse inversion
-
- 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
- G01S7/52038—Details of receivers using analysis of echo signal for target characterisation involving non-linear properties of the propagation medium or of the reflective target
- G01S7/52039—Details of receivers using analysis of echo signal for target characterisation involving non-linear properties of the propagation medium or of the reflective target exploiting the non-linear response of a contrast enhancer, e.g. a contrast agent
-
- 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
-
- 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
- G01S7/52038—Details of receivers using analysis of echo signal for target characterisation involving non-linear properties of the propagation medium or of the reflective target
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nonlinear Science (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Hematology (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Description
P2(t)=A(t)sin(ωt+2π/3) …(数2)
P3(t)=A(t)sin(ωt−2π/3) …(数3)
P1(t)+P2(t)+P3(t)=0 …(数4)
第2パルスに位相誤差φを生じた時、第2パルスは、(数5)と書くことができる。
P3(t)=A3(t)sin(ωt−2π/3+φ/2) …(数6)
A3(t)=2A(t)cos(π/3+φ/2) …(数7)
図14は、本発明の3パルス法において、送波パルスの位相に誤差があった場合に得られる、生体軟部組織中の点反射体によるエコー信号の、加算器の出力信号の振幅の位相誤差依存性を説明する図である。
Claims (3)
- 造影用マイクロバブルが導入された生体に対して超音波パルスの送受波を行ない、前記生体内部の画像を形成する超音波撮像装置であって、Nを3以上の整数とする時、同一の送受波フォーカス条件の下で波形の異なる送信パルス波を用いてN回の送受波を行なうことにより、前記生体の軟部組織からの超音波エコー信号の基本波から第(N−1)次高調波までの成分に対する送受波感度を抑圧し、前記造影用マイクロバブルからの超音波エコー信号に対する送受波感度を得るように構成され、前記送信パルス波を生体内に送波するための送信用アンプを備え、前記送信アンプに与える信号の入力周期が送波パルスの周波数成分のうちの最大の周波数に対してNの整数倍であることを特徴とする超音波撮像装置。
- 請求項1に記載の超音波診断装置において、前記送信用アンプに信号を与える手段としてD/Aコンバータを備え、前記D/Aコンバータの信号出力周期が前記送波パルスの周波数成分のうちの最大の周波数に対してNの整数倍であることを特徴とする超音波撮像装置。
- 造影用マイクロバブルが導入された生体に対して超音波パルスの送受波を行ない、前記生体内部の画像を形成する超音波撮像装置であって、Nを3以上の整数とする時、同一の送受波フォーカス条件の下で波形の異なる送信パルス波を用いてN回の送受波を行なうことにより、前記生体の軟部組織からの超音波エコー信号の基本波から第(N−1)次高調波までの成分に対する送受波感度を抑圧し、前記造影用マイクロバブルからの超音波エコー信号に対する送受波感度を得るように構成され、前記送信パルス波は、基本波とこの基本波に対する第二高調波を加算した波形であることを特徴とする超音波撮像装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004069984 | 2004-03-12 | ||
JP2004069984 | 2004-03-12 | ||
PCT/JP2005/000047 WO2005087109A1 (ja) | 2004-03-12 | 2005-01-06 | 超音波撮像装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2005087109A1 JPWO2005087109A1 (ja) | 2008-01-24 |
JP4415011B2 true JP4415011B2 (ja) | 2010-02-17 |
Family
ID=34975275
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006510881A Active JP4415011B2 (ja) | 2004-03-12 | 2005-01-06 | 超音波撮像装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8002703B2 (ja) |
EP (1) | EP1726261B1 (ja) |
JP (1) | JP4415011B2 (ja) |
CN (1) | CN100502790C (ja) |
WO (1) | WO2005087109A1 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009022462A (ja) * | 2007-07-18 | 2009-02-05 | Toshiba Corp | 超音波診断装置および超音波診断装置の制御プログラム |
US20100256498A1 (en) * | 2007-11-16 | 2010-10-07 | Hiroki Tanaka | Ultrasonic imaging device |
JP5490609B2 (ja) * | 2010-05-13 | 2014-05-14 | 日立アロカメディカル株式会社 | 超音波診断装置 |
US9370338B2 (en) * | 2010-06-04 | 2016-06-21 | Hitachi Medical Corporation | Ultrasound diagnosis device |
DE102010062930A1 (de) * | 2010-12-13 | 2012-06-14 | Robert Bosch Gmbh | Verfahren zur Erfassung eines Objekts in einem Umfeld und Vorrichtung zur Erzeugung eines Ultraschallsignals |
CN104428688A (zh) * | 2012-07-11 | 2015-03-18 | 赛诺菲-安万特德国有限公司 | 确定阻塞件位置的组合体和方法 |
US9274215B2 (en) * | 2013-03-08 | 2016-03-01 | Chison Medical Imaging, Inc. | Ultrasound fusion harmonic imaging systems and methods |
JP5924296B2 (ja) * | 2013-03-19 | 2016-05-25 | コニカミノルタ株式会社 | 超音波画像診断装置 |
CN104224232A (zh) * | 2014-09-25 | 2014-12-24 | 飞依诺科技(苏州)有限公司 | 超声谐波成像方法及装置 |
GB201513024D0 (en) * | 2015-07-23 | 2015-09-09 | Univ Heriot Watt | A method of, and apparatus for, determination of position in ultrasound imaging |
US10804942B2 (en) * | 2018-05-24 | 2020-10-13 | Analog Devices, Inc. | State-machine based body scanner imaging system |
CN113117261B (zh) * | 2019-12-30 | 2023-06-02 | 重庆融海超声医学工程研究中心有限公司 | 用于检测空化效应的装置及超声治疗设备 |
JP7137682B1 (ja) | 2021-11-29 | 2022-09-14 | ソニア・セラピューティクス株式会社 | 超音波治療装置 |
JP7170359B1 (ja) | 2022-01-04 | 2022-11-14 | ソニア・セラピューティクス株式会社 | 超音波画像処理装置 |
CN117918887B (zh) * | 2024-03-20 | 2024-08-23 | 中国医学科学院北京协和医院 | 基于脉冲反转二次谐波成像的压力确定方法及装置 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3929508B2 (ja) | 1994-04-21 | 2007-06-13 | 株式会社日立メディコ | 超音波断層装置 |
US5517996A (en) * | 1994-04-21 | 1996-05-21 | Hitachi Medical Corporation | Ultrasonic diagnostic apparatus |
US6193659B1 (en) * | 1997-07-15 | 2001-02-27 | Acuson Corporation | Medical ultrasonic diagnostic imaging method and apparatus |
US5833614A (en) * | 1997-07-15 | 1998-11-10 | Acuson Corporation | Ultrasonic imaging method and apparatus for generating pulse width modulated waveforms with reduced harmonic response |
US5944666A (en) * | 1997-08-21 | 1999-08-31 | Acuson Corporation | Ultrasonic method for imaging blood flow including disruption or activation of contrast agent |
US6095980A (en) | 1997-10-02 | 2000-08-01 | Sunnybrook Health Science Centre | Pulse inversion doppler ultrasonic diagnostic imaging |
US5902243A (en) * | 1998-04-15 | 1999-05-11 | Acuson Corporation | Ultrasonic imaging method with multiple pulse cancellation |
US5984869A (en) * | 1998-04-20 | 1999-11-16 | General Electric Company | Method and apparatus for ultrasonic beamforming using golay-coded excitation |
JP2001061841A (ja) * | 1999-08-30 | 2001-03-13 | Toshiba Corp | 超音波診断装置及び超音波画像の生成方法 |
JP2001212144A (ja) | 2000-01-31 | 2001-08-07 | Toshiba Corp | 超音波診断装置及び超音波画像化方法 |
US6497665B1 (en) * | 2000-07-14 | 2002-12-24 | Koninklijke Philips Electronics N.V. | System and method for non-linear detection of ultrasonic contrast agents at a fundamental frequency |
JP4232134B2 (ja) | 2001-02-01 | 2009-03-04 | 株式会社日立メディコ | 超音波造影描画装置 |
US6866631B2 (en) | 2001-05-31 | 2005-03-15 | Zonare Medical Systems, Inc. | System for phase inversion ultrasonic imaging |
JP4744727B2 (ja) | 2001-06-06 | 2011-08-10 | 株式会社東芝 | 超音波画像診断装置 |
JP3959257B2 (ja) | 2001-11-08 | 2007-08-15 | 株式会社東芝 | 超音波診断装置 |
US7094204B2 (en) * | 2002-08-23 | 2006-08-22 | Siemens Medical Solutions Usa, Inc. | Coded excitation imaging for use with bipolar, unipolar and other waveforms |
-
2005
- 2005-01-06 US US10/586,665 patent/US8002703B2/en active Active
- 2005-01-06 EP EP05703319.3A patent/EP1726261B1/en not_active Not-in-force
- 2005-01-06 JP JP2006510881A patent/JP4415011B2/ja active Active
- 2005-01-06 WO PCT/JP2005/000047 patent/WO2005087109A1/ja not_active Application Discontinuation
- 2005-01-06 CN CNB2005800027963A patent/CN100502790C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
WO2005087109A1 (ja) | 2005-09-22 |
US8002703B2 (en) | 2011-08-23 |
EP1726261A1 (en) | 2006-11-29 |
US20080228076A1 (en) | 2008-09-18 |
EP1726261B1 (en) | 2014-07-16 |
CN1909837A (zh) | 2007-02-07 |
JPWO2005087109A1 (ja) | 2008-01-24 |
CN100502790C (zh) | 2009-06-24 |
EP1726261A4 (en) | 2010-05-26 |
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