ES2897624T3 - Material de contraste entérico para TC basado en átomos de z baja - Google Patents

Material de contraste entérico para TC basado en átomos de z baja Download PDF

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Publication number
ES2897624T3
ES2897624T3 ES14764088T ES14764088T ES2897624T3 ES 2897624 T3 ES2897624 T3 ES 2897624T3 ES 14764088 T ES14764088 T ES 14764088T ES 14764088 T ES14764088 T ES 14764088T ES 2897624 T3 ES2897624 T3 ES 2897624T3
Authority
ES
Spain
Prior art keywords
contrast medium
poly
contrast
formulation
particles
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
ES14764088T
Other languages
English (en)
Spanish (es)
Inventor
Benjamin Yeh
Yanjun Fu
Tejal Desai
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
University of California Berkeley
University of California, San Diego
Original Assignee
University of California Berkeley
University of California, San Diego
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 University of California Berkeley, University of California, San Diego filed Critical University of California Berkeley
Application granted granted Critical
Publication of ES2897624T3 publication Critical patent/ES2897624T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • A61K49/04—X-ray contrast preparations
    • A61K49/0409—Physical forms of mixtures of two different X-ray contrast-enhancing agents, containing at least one X-ray contrast-enhancing agent which is not a halogenated organic compound
    • A61K49/0414—Particles, beads, capsules or spheres
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/48—Diagnostic techniques
    • A61B6/481—Diagnostic techniques involving the use of contrast agents
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K49/00—Preparations for testing in vivo
    • A61K49/04—X-ray contrast preparations
    • A61K49/0409—Physical forms of mixtures of two different X-ray contrast-enhancing agents, containing at least one X-ray contrast-enhancing agent which is not a halogenated organic compound
    • A61K49/0414—Particles, beads, capsules or spheres
    • A61K49/0419—Microparticles, microbeads, microcapsules, microspheres, i.e. having a size or diameter higher or equal to 1 micrometer
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K49/00—Preparations for testing in vivo
    • A61K49/04—X-ray contrast preparations
    • A61K49/0433—X-ray contrast preparations containing an organic halogenated X-ray contrast-enhancing agent
    • A61K49/0447—Physical forms of mixtures of two different X-ray contrast-enhancing agents, containing at least one X-ray contrast-enhancing agent which is a halogenated organic compound
    • A61K49/0461—Dispersions, colloids, emulsions or suspensions
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
    • A61B6/02—Arrangements for diagnosis sequentially in different planes; Stereoscopic radiation diagnosis
    • A61B6/03—Computed tomography [CT]
    • A61B6/032—Transmission computed tomography [CT]

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Biomedical Technology (AREA)
  • Physics & Mathematics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Optics & Photonics (AREA)
  • Pathology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biophysics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Medicinal Preparation (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
  • Pulmonology (AREA)
  • Theoretical Computer Science (AREA)
ES14764088T 2013-03-15 2014-03-17 Material de contraste entérico para TC basado en átomos de z baja Active ES2897624T3 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201361790734P 2013-03-15 2013-03-15
US201361798392P 2013-03-15 2013-03-15
PCT/US2014/030295 WO2014145509A1 (en) 2013-03-15 2014-03-17 Enteric ct contrast material based on low-z atoms

Publications (1)

Publication Number Publication Date
ES2897624T3 true ES2897624T3 (es) 2022-03-02

Family

ID=51530440

Family Applications (1)

Application Number Title Priority Date Filing Date
ES14764088T Active ES2897624T3 (es) 2013-03-15 2014-03-17 Material de contraste entérico para TC basado en átomos de z baja

Country Status (6)

Country Link
US (1) US11033640B2 (enExample)
EP (2) EP3984560A1 (enExample)
JP (3) JP2016516072A (enExample)
CN (2) CN108743976B (enExample)
ES (1) ES2897624T3 (enExample)
WO (1) WO2014145509A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108743976B (zh) 2013-03-15 2021-10-29 加利福尼亚大学董事会 基于低-z原子的肠ct造影材料
US20160193366A1 (en) 2013-08-16 2016-07-07 The Regents Of The University Of California Silicone-based enteric ct contrast material
PL3285743T3 (pl) 2015-04-20 2021-12-06 The Regents Of The University Of California Kapsułkowany gaz lub częściowa próżnia środka kontrastowego w tomografii komputerowej
US20200179539A1 (en) * 2016-06-22 2020-06-11 Board Of Regents, The University Of Texas System Contrast Agents and Methods of Making the Same for Spectral CT That Exhibit Cloaking and Auto-Segmentation
AU2017371069C1 (en) 2016-12-08 2025-02-27 Centre National De La Recherche Scientifique Bismuth-gadolinium nanoparticles
CN109100775B (zh) * 2018-07-06 2020-05-29 郑州云海信息技术有限公司 一种双层探测器的能量谱校正方法与装置
JP2020103571A (ja) * 2018-12-27 2020-07-09 キヤノンメディカルシステムズ株式会社 医用処理装置及びｘ線診断システム
KR20240024802A (ko) * 2021-05-05 2024-02-26 더 리전트 오브 더 유니버시티 오브 캘리포니아 X선 감쇠 변화가 적은 하드쉘형 경구 조영제
WO2024086131A1 (en) * 2022-10-18 2024-04-25 The Johns Hopkins University Systems and methods for angiography using multi-energy detectors

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US3592185A (en) 1967-04-18 1971-07-13 Yeda Res & Dev Ferromagnetic contrast media and method of use
US4615879A (en) * 1983-11-14 1986-10-07 Vanderbilt University Particulate NMR contrast agents for gastrointestinal application
JPS6238172A (ja) 1985-08-12 1987-02-19 株式会社　高研 抗血栓性医用材料の製造方法
DE3709851A1 (de) * 1987-03-24 1988-10-06 Silica Gel Gmbh Adsorptions Te Nmr-diagnostische fluessigkeitszusammensetzungen
IL82834A (en) 1987-06-09 1990-11-05 Yissum Res Dev Co Biodegradable polymeric materials based on polyether glycols,processes for the preparation thereof and surgical artiicles made therefrom
GB9006671D0 (en) 1990-03-24 1990-05-23 Univ Manchester Diagnostic method and compositions
US5205290A (en) 1991-04-05 1993-04-27 Unger Evan C Low density microspheres and their use as contrast agents for computed tomography
SE9101709L (sv) * 1991-06-03 1992-12-04 Karlshamns Lipidteknik Ab Lipidderivat som diagnostikum eller kontrastmedel
US5323780A (en) 1992-08-07 1994-06-28 University Of Florida Research Foundation, Inc. Artifact-free imaging contrast agent
US5472682A (en) 1993-03-31 1995-12-05 Sterling Winthrop Inc. Compositions of iodophenyl esters and iodophenyl sulfonates and pharmaceutically acceptable clays for visualization of the gastrointestinal tract
US5318769A (en) 1993-03-31 1994-06-07 Sterling Winthrop Inc. Compositions of iodophenyl esters for X-ray visualization of the gastrointestinal tract
AU1816395A (en) 1994-02-25 1995-09-11 Nycomed Imaging As X-ray contrast compositions containing cellulose derivatives
WO1995028969A1 (en) 1994-04-21 1995-11-02 Nycomed Imaging As X-ray contrast compositions containing pharmaceutically acceptable clays
US5736121A (en) 1994-05-23 1998-04-07 Imarx Pharmaceutical Corp. Stabilized homogenous suspensions as computed tomography contrast agents
US6818199B1 (en) * 1994-07-29 2004-11-16 James F. Hainfeld Media and methods for enhanced medical imaging
US5580579A (en) * 1995-02-15 1996-12-03 Nano Systems L.L.C. Site-specific adhesion within the GI tract using nanoparticles stabilized by high molecular weight, linear poly (ethylene oxide) polymers
GB9603547D0 (en) * 1996-02-20 1996-04-17 Nycomed Imaging As Contrast media
ATE276745T1 (de) * 1998-04-09 2004-10-15 Amersham Health As Verwendung von teilchenförmigen kontrastmitteln in der diagnostischen bilderzeugung zur untersuchung physiologischer parameter
NO20052429D0 (no) * 2005-05-20 2005-05-20 Amersham Health As Konstrastmidler
GB0519391D0 (en) 2005-09-22 2005-11-02 Aion Diagnostics Ltd Imaging agents
US20070258907A1 (en) * 2006-04-24 2007-11-08 Davis Mark E Polymer-coated paramagnetic particles
EP2127682A1 (en) * 2008-05-28 2009-12-02 Deutsches Krebsforschungszentrum X-ray contrast agent based on bismuth oxide-nanoparticles
JP2014501235A (ja) 2010-12-13 2014-01-20 ノバルティス アーゲー 二量体ｉａｐ阻害剤
CA2819795A1 (en) 2010-12-15 2012-06-21 General Electric Company Nanoparticle composition and associated methods thereof
US9757480B2 (en) * 2011-01-28 2017-09-12 Abk Biomedical Incorporated Radiopaque embolic particles
EP2717934A4 (en) 2011-06-06 2015-01-14 Oregon State X-RAY CONTRACTS FROM WISMUT PARTICLES
EP2854868A4 (en) * 2012-06-04 2016-01-20 Migrata U K Ltd MEDICAL USE OF TITANIUM PARTICLES AND / OR TITANIUM OXIDE
CN108743976B (zh) 2013-03-15 2021-10-29 加利福尼亚大学董事会 基于低-z原子的肠ct造影材料
US20160193366A1 (en) * 2013-08-16 2016-07-07 The Regents Of The University Of California Silicone-based enteric ct contrast material

Also Published As

Publication number Publication date
CN108743976B (zh) 2021-10-29
WO2014145509A1 (en) 2014-09-18
JP6843787B2 (ja) 2021-03-17
EP2968619A4 (en) 2016-11-02
JP2018090624A (ja) 2018-06-14
US20140276021A1 (en) 2014-09-18
JP2020193223A (ja) 2020-12-03
CN105142680A (zh) 2015-12-09
EP2968619A1 (en) 2016-01-20
EP2968619B1 (en) 2021-08-11
US11033640B2 (en) 2021-06-15
CN108743976A (zh) 2018-11-06
JP2016516072A (ja) 2016-06-02
EP3984560A1 (en) 2022-04-20

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