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ZA937099B - Microparticle preparations made of biodegradable copolymers. - Google Patents

Microparticle preparations made of biodegradable copolymers.

Info

Publication number
ZA937099B
ZA937099B ZA937099A ZA937099A ZA937099B ZA 937099 B ZA937099 B ZA 937099B ZA 937099 A ZA937099 A ZA 937099A ZA 937099 A ZA937099 A ZA 937099A ZA 937099 B ZA937099 B ZA 937099B
Authority
ZA
South Africa
Prior art keywords
preparations made
biodegradable copolymers
microparticle preparations
microparticle
biodegradable
Prior art date
Application number
ZA937099A
Inventor
Thomas Fritzsch
Dieter Heldmann
Werner Weitschies
Original Assignee
Schering Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Schering Ag filed Critical Schering Ag
Publication of ZA937099B publication Critical patent/ZA937099B/en

Links

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
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Radiology & Medical Imaging (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Medicinal Preparation (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Manufacturing Of Micro-Capsules (AREA)

Abstract

The invention concerns microparticle preparations made from biodegradable copolymers for therapeutic and diagnostic use, in particular for ultrasonic examinations, plus a method of producing such preparations.
ZA937099A 1992-09-26 1993-09-24 Microparticle preparations made of biodegradable copolymers. ZA937099B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4232755A DE4232755A1 (en) 1992-09-26 1992-09-26 Microparticle preparations made from biodegradable copolymers

Publications (1)

Publication Number Publication Date
ZA937099B true ZA937099B (en) 1995-03-24

Family

ID=6469216

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA937099A ZA937099B (en) 1992-09-26 1993-09-24 Microparticle preparations made of biodegradable copolymers.

Country Status (18)

Country Link
EP (1) EP0662005B1 (en)
JP (1) JPH08504398A (en)
KR (1) KR100287975B1 (en)
CN (1) CN1078815C (en)
AT (1) ATE165517T1 (en)
AU (1) AU687360B2 (en)
CA (1) CA2145505C (en)
DE (2) DE4232755A1 (en)
DK (1) DK0662005T3 (en)
ES (1) ES2118251T3 (en)
FI (1) FI117124B (en)
HU (1) HU221972B1 (en)
IL (1) IL107108A (en)
NO (1) NO307692B1 (en)
NZ (1) NZ255409A (en)
TW (1) TW394688B (en)
WO (1) WO1994007539A1 (en)
ZA (1) ZA937099B (en)

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US5922304A (en) * 1989-12-22 1999-07-13 Imarx Pharmaceutical Corp. Gaseous precursor filled microspheres as magnetic resonance imaging contrast agents
US5205290A (en) 1991-04-05 1993-04-27 Unger Evan C Low density microspheres and their use as contrast agents for computed tomography
US7083572B2 (en) 1993-11-30 2006-08-01 Bristol-Myers Squibb Medical Imaging, Inc. Therapeutic delivery systems
US6333021B1 (en) * 1994-11-22 2001-12-25 Bracco Research S.A. Microcapsules, method of making and their use
EP0727225A3 (en) * 1995-02-14 1997-01-15 Sonus Pharma Inc Compositions and methods for directed ultrasound 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
US6521211B1 (en) 1995-06-07 2003-02-18 Bristol-Myers Squibb Medical Imaging, Inc. Methods of imaging and treatment with targeted compositions
CN1083280C (en) * 1995-06-07 2002-04-24 ImaRx药物公司 New targeted compositions for diagnosis and therapy
US6821506B2 (en) 1995-06-08 2004-11-23 Barnes-Jewish Hospital Site specific binding system, imaging compositions and methods
US6548046B1 (en) 1995-06-08 2003-04-15 Barnes-Jewish Hospital Site specific binding system, imaging compositions and methods
US5780010A (en) * 1995-06-08 1998-07-14 Barnes-Jewish Hospital Method of MRI using avidin-biotin conjugated emulsions as a site specific binding system
AU1354497A (en) * 1995-12-21 1997-07-14 Drexel University Hollow polymer microcapsules and method of producing
DE69736981D1 (en) 1996-05-01 2007-01-04 Imarx Pharmaceutical Corp IN VITRO PROCESS FOR INTRODUCING NUCLEIC ACIDS INTO A CELL
US5849727A (en) * 1996-06-28 1998-12-15 Board Of Regents Of The University Of Nebraska Compositions and methods for altering the biodistribution of biological agents
US5846517A (en) 1996-09-11 1998-12-08 Imarx Pharmaceutical Corp. Methods for diagnostic imaging using a renal contrast agent and a vasodilator
US6261537B1 (en) 1996-10-28 2001-07-17 Nycomed Imaging As Diagnostic/therapeutic agents having microbubbles coupled to one or more vectors
US6331289B1 (en) 1996-10-28 2001-12-18 Nycomed Imaging As Targeted diagnostic/therapeutic agents having more than one different vectors
WO1998018498A2 (en) * 1996-10-28 1998-05-07 Marsden, John, Christopher Improvements in or relating to diagnostic/therapeutic agents
US6264917B1 (en) 1996-10-28 2001-07-24 Nycomed Imaging As Targeted ultrasound contrast agents
US6537246B1 (en) 1997-06-18 2003-03-25 Imarx Therapeutics, Inc. Oxygen delivery agents and uses for the same
US7452551B1 (en) 2000-10-30 2008-11-18 Imarx Therapeutics, Inc. Targeted compositions for diagnostic and therapeutic use
US20010003580A1 (en) 1998-01-14 2001-06-14 Poh K. Hui Preparation of a lipid blend and a phospholipid suspension containing the lipid blend
DE19925311B4 (en) 1999-05-27 2004-06-09 Schering Ag Multi-stage process for the production of gas-filled microcapsules
US7220401B2 (en) 1999-09-24 2007-05-22 Barnes-Jewish Hospital Blood clot-targeted nanoparticles
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
DE10119522A1 (en) * 2001-04-20 2002-12-05 Innovacell Biotechnologie Gmbh Preparation and application of a suspension composition with an ultrasound contrast medium
US7094369B2 (en) 2002-03-29 2006-08-22 Scimed Life Systems, Inc. Processes for manufacturing polymeric microspheres
US7462366B2 (en) 2002-03-29 2008-12-09 Boston Scientific Scimed, Inc. Drug delivery particle
US7131997B2 (en) 2002-03-29 2006-11-07 Scimed Life Systems, Inc. Tissue treatment
US7053134B2 (en) 2002-04-04 2006-05-30 Scimed Life Systems, Inc. Forming a chemically cross-linked particle of a desired shape and diameter
US7842377B2 (en) 2003-08-08 2010-11-30 Boston Scientific Scimed, Inc. Porous polymeric particle comprising polyvinyl alcohol and having interior to surface porosity-gradient
US7449236B2 (en) 2002-08-09 2008-11-11 Boston Scientific Scimed, Inc. Porous polymeric particle comprising polyvinyl alcohol and having interior to surface porosity-gradient
US8012454B2 (en) 2002-08-30 2011-09-06 Boston Scientific Scimed, Inc. Embolization
US7588825B2 (en) 2002-10-23 2009-09-15 Boston Scientific Scimed, Inc. Embolic compositions
US7883490B2 (en) 2002-10-23 2011-02-08 Boston Scientific Scimed, Inc. Mixing and delivery of therapeutic compositions
US7976823B2 (en) 2003-08-29 2011-07-12 Boston Scientific Scimed, Inc. Ferromagnetic particles and methods
US7901770B2 (en) 2003-11-04 2011-03-08 Boston Scientific Scimed, Inc. Embolic compositions
US7736671B2 (en) 2004-03-02 2010-06-15 Boston Scientific Scimed, Inc. Embolization
US8173176B2 (en) 2004-03-30 2012-05-08 Boston Scientific Scimed, Inc. Embolization
US7311861B2 (en) 2004-06-01 2007-12-25 Boston Scientific Scimed, Inc. Embolization
KR20070105967A (en) 2004-11-03 2007-10-31 아이리스 몰레큘라 다이아그노스틱스, 인코오포레이티드 Homogeneous Analyte Detection
US8835186B2 (en) 2004-11-03 2014-09-16 Iris International, Inc. Microbubbles for affinity separation
US7727555B2 (en) 2005-03-02 2010-06-01 Boston Scientific Scimed, Inc. Particles
US7858183B2 (en) 2005-03-02 2010-12-28 Boston Scientific Scimed, Inc. Particles
US7963287B2 (en) 2005-04-28 2011-06-21 Boston Scientific Scimed, Inc. Tissue-treatment methods
US9463426B2 (en) 2005-06-24 2016-10-11 Boston Scientific Scimed, Inc. Methods and systems for coating particles
US7501179B2 (en) 2005-12-21 2009-03-10 Boston Scientific Scimed, Inc. Block copolymer particles
US7947368B2 (en) 2005-12-21 2011-05-24 Boston Scientific Scimed, Inc. Block copolymer particles
KR100845010B1 (en) * 2007-08-29 2008-07-08 한국생명공학연구원 Polymer particles for NIR / MRR dual mode molecular imaging and preparation method thereof
CN101518780B (en) * 2008-12-31 2011-09-14 广东省生态环境与土壤研究所 Complexing agent microcapsule for plant soil restoration and preparation method thereof
EP2474327A1 (en) * 2011-01-07 2012-07-11 RWTH Aachen Microdosing of ultrasound contrast agents
CA3196421A1 (en) 2020-11-20 2022-05-27 Encapsys, Llc Biodegradable, controlled release microcapsules

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* Cited by examiner, † Cited by third party
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AU635200B2 (en) * 1988-02-05 1993-03-18 Schering Aktiengesellschaft Berlin Und Bergkamen Ultrasonic contrast agents, process for producing them and their use as diagnostic and therapeutic agents
DE4004430A1 (en) * 1990-02-09 1991-08-14 Schering Ag CONSTRUCTED POLYALDEHYDE CONSTITUENTS
AU636481B2 (en) * 1990-05-18 1993-04-29 Bracco International B.V. Polymeric gas or air filled microballoons usable as suspensions in liquid carriers for ultrasonic echography
GB9106686D0 (en) * 1991-03-28 1991-05-15 Hafslund Nycomed As Improvements in or relating to contrast agents

Also Published As

Publication number Publication date
DE59308479D1 (en) 1998-06-04
HU9500876D0 (en) 1995-05-29
NO951138D0 (en) 1995-03-24
AU687360B2 (en) 1998-02-26
HU221972B1 (en) 2003-03-28
FI117124B (en) 2006-06-30
IL107108A0 (en) 1993-12-28
NO951138L (en) 1995-03-24
EP0662005B1 (en) 1998-04-29
DK0662005T3 (en) 1999-02-22
FI951379A0 (en) 1995-03-23
CA2145505A1 (en) 1994-04-14
KR950703367A (en) 1995-09-20
ES2118251T3 (en) 1998-09-16
CN1078815C (en) 2002-02-06
DE4232755A1 (en) 1994-03-31
EP0662005A1 (en) 1995-07-12
TW394688B (en) 2000-06-21
IL107108A (en) 1998-01-04
FI951379L (en) 1995-03-23
CN1089508A (en) 1994-07-20
KR100287975B1 (en) 2001-05-02
NZ255409A (en) 1997-02-24
AU4959293A (en) 1994-04-26
CA2145505C (en) 2004-02-17
WO1994007539A1 (en) 1994-04-14
HUT71683A (en) 1996-01-29
JPH08504398A (en) 1996-05-14
ATE165517T1 (en) 1998-05-15
NO307692B1 (en) 2000-05-15

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