WO2009019986A1 - 造影用カプセル - Google Patents
造影用カプセル Download PDFInfo
- Publication number
- WO2009019986A1 WO2009019986A1 PCT/JP2008/063254 JP2008063254W WO2009019986A1 WO 2009019986 A1 WO2009019986 A1 WO 2009019986A1 JP 2008063254 W JP2008063254 W JP 2008063254W WO 2009019986 A1 WO2009019986 A1 WO 2009019986A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- capsule
- imaging
- liquid
- ultrasonic wave
- microbubbles
- Prior art date
Links
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/41—Detecting, measuring or recording for evaluating the immune or lymphatic systems
- A61B5/414—Evaluating particular organs or parts of the immune or lymphatic systems
- A61B5/415—Evaluating particular organs or parts of the immune or lymphatic systems the glands, e.g. tonsils, adenoids or thymus
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/41—Detecting, measuring or recording for evaluating the immune or lymphatic systems
- A61B5/414—Evaluating particular organs or parts of the immune or lymphatic systems
- A61B5/418—Evaluating particular organs or parts of the immune or lymphatic systems lymph vessels, ducts or nodes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K49/00—Preparations for testing in vivo
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K49/00—Preparations for testing in vivo
- A61K49/0002—General or multifunctional contrast agents, e.g. chelated agents
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Pathology (AREA)
- Biophysics (AREA)
- Physics & Mathematics (AREA)
- Vascular Medicine (AREA)
- Immunology (AREA)
- Epidemiology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Endocrinology (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
造影用カプセル10は、例えば、超音波を送波してその超音波に応じた磁界の変化を検出する際の造影剤として利用される。造影用カプセル10は、全体として略球形に形成される。外殻16内は、液体14例えばPFCで満たされている。その液体14内に、例えばSF6などの難溶性ガスによる微小気泡18が封入されている。さらに、外殻16内には、棒状の磁性体12が封入されている。造影用カプセル10に超音波が照射されると、微小気泡18の拡張収縮運動や液体14の運動に伴って、磁性体12が振動して周囲の磁界を変化させる。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007205952A JP2009039225A (ja) | 2007-08-07 | 2007-08-07 | 造影用カプセル |
JP2007-205952 | 2007-08-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009019986A1 true WO2009019986A1 (ja) | 2009-02-12 |
Family
ID=40341222
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2008/063254 WO2009019986A1 (ja) | 2007-08-07 | 2008-07-24 | 造影用カプセル |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP2009039225A (ja) |
WO (1) | WO2009019986A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010098435A1 (ja) * | 2009-02-27 | 2010-09-02 | 国立大学法人東京大学 | 癌転移部位検出方法、検出用キットおよびこれらを用いる癌の治療方法 |
KR101441739B1 (ko) * | 2012-05-08 | 2014-09-19 | 명지대학교 산학협력단 | 체내 약물전달용 마이크로 로봇, 그의 제어장치 및 이를 이용한 약물전달 방법 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4572203A (en) * | 1983-01-27 | 1986-02-25 | Feinstein Steven B | Contact agents for ultrasonic imaging |
JPH09510204A (ja) * | 1994-03-11 | 1997-10-14 | イマアーレクス・フアーマシユーチカル・コーポレーシヨン | 磁気共鳴画像化造影剤としての気体入りミクロスフェア |
JPH105216A (ja) * | 1996-06-19 | 1998-01-13 | Ge Yokogawa Medical Syst Ltd | 超音波撮像方法および装置並びに造影剤 |
JPH11206763A (ja) * | 1998-01-22 | 1999-08-03 | Ge Yokogawa Medical Systems Ltd | 生体組織診断方法および装置 |
JP2000178208A (ja) * | 1998-12-18 | 2000-06-27 | Toin Gakuen | 超音波造影剤 |
JP2003128590A (ja) * | 2001-10-23 | 2003-05-08 | Junichi Ogawa | 磁性流体検出方法および磁性流体検出装置 |
JP2004121667A (ja) * | 2002-10-04 | 2004-04-22 | Olympus Corp | 磁性流体検出装置 |
JP2006509537A (ja) * | 2002-11-14 | 2006-03-23 | エシコン・エンド−サージェリィ・インコーポレイテッド | 組織細胞を検出するための方法および機器 |
JP2006298941A (ja) * | 2006-06-30 | 2006-11-02 | Ge Yokogawa Medical Systems Ltd | 超音波造影剤および超音波撮像方法、並びに、超音波造影剤の製造方法 |
JP2007105351A (ja) * | 2005-10-17 | 2007-04-26 | Kri Inc | 磁性流体検出装置 |
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2007
- 2007-08-07 JP JP2007205952A patent/JP2009039225A/ja active Pending
-
2008
- 2008-07-24 WO PCT/JP2008/063254 patent/WO2009019986A1/ja active Application Filing
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4572203A (en) * | 1983-01-27 | 1986-02-25 | Feinstein Steven B | Contact agents for ultrasonic imaging |
JPH09510204A (ja) * | 1994-03-11 | 1997-10-14 | イマアーレクス・フアーマシユーチカル・コーポレーシヨン | 磁気共鳴画像化造影剤としての気体入りミクロスフェア |
JPH105216A (ja) * | 1996-06-19 | 1998-01-13 | Ge Yokogawa Medical Syst Ltd | 超音波撮像方法および装置並びに造影剤 |
JPH11206763A (ja) * | 1998-01-22 | 1999-08-03 | Ge Yokogawa Medical Systems Ltd | 生体組織診断方法および装置 |
JP2000178208A (ja) * | 1998-12-18 | 2000-06-27 | Toin Gakuen | 超音波造影剤 |
JP2003128590A (ja) * | 2001-10-23 | 2003-05-08 | Junichi Ogawa | 磁性流体検出方法および磁性流体検出装置 |
JP2004121667A (ja) * | 2002-10-04 | 2004-04-22 | Olympus Corp | 磁性流体検出装置 |
JP2006509537A (ja) * | 2002-11-14 | 2006-03-23 | エシコン・エンド−サージェリィ・インコーポレイテッド | 組織細胞を検出するための方法および機器 |
JP2007105351A (ja) * | 2005-10-17 | 2007-04-26 | Kri Inc | 磁性流体検出装置 |
JP2006298941A (ja) * | 2006-06-30 | 2006-11-02 | Ge Yokogawa Medical Systems Ltd | 超音波造影剤および超音波撮像方法、並びに、超音波造影剤の製造方法 |
Non-Patent Citations (1)
Title |
---|
NORTON S.J. AND VO-DINH T.: "Imaging the Distribution of Magnetic Nanoparticles with Ultrasound", IEEE TRANSACTIONS ON MEDICAL IMAGING, vol. 26, no. 5, May 2007 (2007-05-01), pages 660 - 665, XP011179860 * |
Also Published As
Publication number | Publication date |
---|---|
JP2009039225A (ja) | 2009-02-26 |
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