EP4025616A4 - Radiopaque polymers for medical devices - Google Patents

Radiopaque polymers for medical devices Download PDF

Info

Publication number
EP4025616A4
EP4025616A4 EP20864217.3A EP20864217A EP4025616A4 EP 4025616 A4 EP4025616 A4 EP 4025616A4 EP 20864217 A EP20864217 A EP 20864217A EP 4025616 A4 EP4025616 A4 EP 4025616A4
Authority
EP
European Patent Office
Prior art keywords
medical devices
radiopaque polymers
radiopaque
polymers
medical
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.)
Pending
Application number
EP20864217.3A
Other languages
German (de)
French (fr)
Other versions
EP4025616A1 (en
Inventor
Stephen Dean Goodrich
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.)
Endoshape Inc
Original Assignee
Endoshape Inc
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 Endoshape Inc filed Critical Endoshape Inc
Publication of EP4025616A1 publication Critical patent/EP4025616A1/en
Publication of EP4025616A4 publication Critical patent/EP4025616A4/en
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
    • A61L31/14—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • A61L31/18—Materials at least partially X-ray or laser opaque
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
    • A61L29/14—Materials characterised by their function or physical properties, e.g. lubricating compositions
    • A61L29/18—Materials at least partially X-ray or laser opaque
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/22—Esters containing halogen
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2400/00—Materials characterised by their function or physical properties
    • A61L2400/16—Materials with shape-memory or superelastic properties
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2430/00—Materials or treatment for tissue regeneration
    • A61L2430/36—Materials or treatment for tissue regeneration for embolization or occlusion, e.g. vaso-occlusive compositions or devices
EP20864217.3A 2019-09-12 2020-09-09 Radiopaque polymers for medical devices Pending EP4025616A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962899270P 2019-09-12 2019-09-12
PCT/US2020/049832 WO2021050474A1 (en) 2019-09-12 2020-09-09 Radiopaque polymers for medical devices

Publications (2)

Publication Number Publication Date
EP4025616A1 EP4025616A1 (en) 2022-07-13
EP4025616A4 true EP4025616A4 (en) 2023-11-08

Family

ID=74866379

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20864217.3A Pending EP4025616A4 (en) 2019-09-12 2020-09-09 Radiopaque polymers for medical devices

Country Status (3)

Country Link
EP (1) EP4025616A4 (en)
CN (1) CN114616258A (en)
WO (1) WO2021050474A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130225778A1 (en) * 2010-08-06 2013-08-29 Stephen Dean Goodrich Radiopaque shape memory polymers for medical devices
US20150374884A1 (en) * 2013-02-08 2015-12-31 Endoshape, Inc. Radiopaque polymers for medical devices
US20160024239A1 (en) * 2013-03-15 2016-01-28 Endoshape, Inc. Polymer compositions with enhanced radiopacity

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7790141B2 (en) * 2003-08-11 2010-09-07 Pathak Holdings, Llc Radio-opaque compounds, compositions containing same and methods of their synthesis and use
GB2521997A (en) * 2013-09-06 2015-07-15 Biocompatibles Uk Ltd Radiopaque polymers

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130225778A1 (en) * 2010-08-06 2013-08-29 Stephen Dean Goodrich Radiopaque shape memory polymers for medical devices
US20150374884A1 (en) * 2013-02-08 2015-12-31 Endoshape, Inc. Radiopaque polymers for medical devices
US20160024239A1 (en) * 2013-03-15 2016-01-28 Endoshape, Inc. Polymer compositions with enhanced radiopacity

Also Published As

Publication number Publication date
CN114616258A (en) 2022-06-10
WO2021050474A1 (en) 2021-03-18
EP4025616A1 (en) 2022-07-13

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A4 Supplementary search report drawn up and despatched

Effective date: 20231009

RIC1 Information provided on ipc code assigned before grant

Ipc: A61L 29/18 20060101ALI20231002BHEP

Ipc: A61L 31/18 20060101ALI20231002BHEP

Ipc: C08F 220/22 20060101AFI20231002BHEP