DK0644776T3 - Use of microcapsules as contrast agents for color duplersonography - Google Patents
Use of microcapsules as contrast agents for color duplersonographyInfo
- Publication number
- DK0644776T3 DK0644776T3 DK93911501T DK93911501T DK0644776T3 DK 0644776 T3 DK0644776 T3 DK 0644776T3 DK 93911501 T DK93911501 T DK 93911501T DK 93911501 T DK93911501 T DK 93911501T DK 0644776 T3 DK0644776 T3 DK 0644776T3
- Authority
- DK
- Denmark
- Prior art keywords
- microcapsules
- duplersonography
- color
- contrast agents
- filled
- Prior art date
Links
- 239000003094 microcapsule Substances 0.000 title abstract 3
- 239000002872 contrast media Substances 0.000 title 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K49/00—Preparations for testing in vivo
- A61K49/22—Echographic preparations; Ultrasound imaging preparations ; Optoacoustic imaging preparations
- A61K49/222—Echographic preparations; Ultrasound imaging preparations ; Optoacoustic imaging preparations characterised by a special physical form, e.g. emulsions, liposomes
- A61K49/223—Microbubbles, hollow microspheres, free gas bubbles, gas microspheres
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K49/00—Preparations for testing in vivo
- A61K49/22—Echographic preparations; Ultrasound imaging preparations ; Optoacoustic imaging preparations
- A61K49/222—Echographic preparations; Ultrasound imaging preparations ; Optoacoustic imaging preparations characterised by a special physical form, e.g. emulsions, liposomes
- A61K49/226—Solutes, emulsions, suspensions, dispersions, semi-solid forms, e.g. hydrogels
-
- 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
- G01S15/8979—Combined Doppler and pulse-echo imaging systems
Landscapes
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Epidemiology (AREA)
- Radiology & Medical Imaging (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Medicinal Preparation (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Manufacturing Of Micro-Capsules (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Cosmetics (AREA)
- Ink Jet (AREA)
Abstract
The invention concerns the use of gas-filled or liquid-filled microcapsules as ultrasonic contrasting agents to contrast regions of the body in which substantially no microcapsule movement is observed, the examination being carried out using colour Doppler sonography.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4219724A DE4219724A1 (en) | 1992-06-13 | 1992-06-13 | Use of microcapsules as a contrast medium for color Doppler sonography |
PCT/EP1993/000991 WO1993025241A1 (en) | 1992-06-13 | 1993-04-24 | Use of microcapsules as contrasting agents in colour doppler sonography |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0644776T3 true DK0644776T3 (en) | 1999-08-16 |
Family
ID=6461145
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK93911501T DK0644776T3 (en) | 1992-06-13 | 1993-04-24 | Use of microcapsules as contrast agents for color duplersonography |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0644776B1 (en) |
JP (1) | JPH07507778A (en) |
AT (1) | ATE173937T1 (en) |
CA (1) | CA2137910C (en) |
DE (2) | DE4219724A1 (en) |
DK (1) | DK0644776T3 (en) |
ES (1) | ES2127277T3 (en) |
GR (1) | GR3029494T3 (en) |
NO (1) | NO308510B1 (en) |
WO (1) | WO1993025241A1 (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9423419D0 (en) * | 1994-11-19 | 1995-01-11 | Andaris Ltd | Preparation of hollow microcapsules |
IL116328A (en) † | 1994-12-16 | 1999-09-22 | Bracco Research Sa | Frozen suspension of gas microbubbles in frozen aqueous carrier for use as contrast agent in ultrasonic imaging |
DE19510690A1 (en) | 1995-03-14 | 1996-09-19 | Schering Ag | Polymeric nano- and / or microparticles, processes for their production, and use in medical diagnostics and therapy |
GB9701274D0 (en) | 1997-01-22 | 1997-03-12 | Andaris Ltd | Ultrasound contrast imaging |
GB9813568D0 (en) | 1998-06-23 | 1998-08-19 | Nycomed Imaging As | Improvements in or relating to cardiac imaging |
DE19925311B4 (en) * | 1999-05-27 | 2004-06-09 | Schering Ag | Multi-stage process for the production of gas-filled microcapsules |
DE10013850A1 (en) * | 2000-03-15 | 2001-09-20 | Schering Ag | Gas-filled microcapsules, useful for ultrasonic diagnosis, are prepared from functionalized poly(alkyl cyanoacrylate), allowing attachment of e.g. specific-binding agents |
EP2286843A3 (en) | 2000-06-02 | 2011-08-03 | Bracco Suisse SA | Compounds for targeting endothelial cells |
US6558399B1 (en) | 2000-06-30 | 2003-05-06 | Abbott Laboratories | Devices and method for handling a plurality of suture elements during a suturing procedure |
CA2432474C (en) | 2000-12-23 | 2012-06-26 | Dyax Corp. | Fibrin binding polypeptides useful inter alia in medical imaging processes |
US6984373B2 (en) | 2000-12-23 | 2006-01-10 | Dyax Corp. | Fibrin binding moieties useful as imaging agents |
US9370353B2 (en) | 2010-09-01 | 2016-06-21 | Abbott Cardiovascular Systems, Inc. | Suturing devices and methods |
US8858573B2 (en) | 2012-04-10 | 2014-10-14 | Abbott Cardiovascular Systems, Inc. | Apparatus and method for suturing body lumens |
US9241707B2 (en) | 2012-05-31 | 2016-01-26 | Abbott Cardiovascular Systems, Inc. | Systems, methods, and devices for closing holes in body lumens |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE109663T1 (en) * | 1988-02-05 | 1994-08-15 | Schering Ag | ULTRASONIC CONTRAST AGENT, PROCESS FOR THEIR PREPARATION AND THEIR USE AS DIAGNOSTICS AND THERAPEUTICS. |
GB9009423D0 (en) * | 1990-04-26 | 1990-06-20 | Williams Alun R | Assessment of vascular perfusion by the display of harmonic echoes from ultrasonically excited gas bubbles |
JPH0793927B2 (en) * | 1990-11-02 | 1995-10-11 | 富士通株式会社 | Ultrasonic color Doppler diagnostic device |
-
1992
- 1992-06-13 DE DE4219724A patent/DE4219724A1/en not_active Withdrawn
-
1993
- 1993-04-24 JP JP6501051A patent/JPH07507778A/en active Pending
- 1993-04-24 WO PCT/EP1993/000991 patent/WO1993025241A1/en active IP Right Grant
- 1993-04-24 DK DK93911501T patent/DK0644776T3/en active
- 1993-04-24 AT AT93911501T patent/ATE173937T1/en not_active IP Right Cessation
- 1993-04-24 DE DE59309189T patent/DE59309189D1/en not_active Expired - Fee Related
- 1993-04-24 ES ES93911501T patent/ES2127277T3/en not_active Expired - Lifetime
- 1993-04-24 EP EP93911501A patent/EP0644776B1/en not_active Expired - Lifetime
- 1993-04-24 CA CA002137910A patent/CA2137910C/en not_active Expired - Fee Related
-
1994
- 1994-12-12 NO NO944806A patent/NO308510B1/en unknown
-
1999
- 1999-02-25 GR GR990400590T patent/GR3029494T3/en unknown
Also Published As
Publication number | Publication date |
---|---|
CA2137910C (en) | 2003-06-03 |
NO944806D0 (en) | 1994-12-12 |
EP0644776B1 (en) | 1998-12-02 |
NO944806L (en) | 1994-12-12 |
ATE173937T1 (en) | 1998-12-15 |
DE4219724A1 (en) | 1993-12-16 |
ES2127277T3 (en) | 1999-04-16 |
CA2137910A1 (en) | 1993-12-23 |
GR3029494T3 (en) | 1999-05-28 |
JPH07507778A (en) | 1995-08-31 |
NO308510B1 (en) | 2000-09-25 |
EP0644776A1 (en) | 1995-03-29 |
DE59309189D1 (en) | 1999-01-14 |
WO1993025241A1 (en) | 1993-12-23 |
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