EP2473134A4 - High strength, high stiffness, reconstituted collagen membranes for biomedical implantation - Google Patents

High strength, high stiffness, reconstituted collagen membranes for biomedical implantation

Info

Publication number
EP2473134A4
EP2473134A4 EP10814543A EP10814543A EP2473134A4 EP 2473134 A4 EP2473134 A4 EP 2473134A4 EP 10814543 A EP10814543 A EP 10814543A EP 10814543 A EP10814543 A EP 10814543A EP 2473134 A4 EP2473134 A4 EP 2473134A4
Authority
EP
European Patent Office
Prior art keywords
reconstituted collagen
collagen membranes
high strength
biomedical implantation
stiffness
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.)
Withdrawn
Application number
EP10814543A
Other languages
German (de)
French (fr)
Other versions
EP2473134A1 (en
Inventor
David Cheung
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of EP2473134A1 publication Critical patent/EP2473134A1/en
Publication of EP2473134A4 publication Critical patent/EP2473134A4/en
Withdrawn legal-status Critical Current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
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/14—Macromolecular materials
    • A61L27/22—Polypeptides or derivatives thereof, e.g. degradation products
    • A61L27/24—Collagen
    • 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
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/36—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix
    • A61L27/3683—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix subjected to a specific treatment prior to implantation, e.g. decellularising, demineralising, grinding, cellular disruption/non-collagenous protein removal, anti-calcification, crosslinking, supercritical fluid extraction, enzyme treatment
    • 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
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • A61L27/56—Porous materials, e.g. foams or sponges
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
    • A61F2/06—Blood vessels
    • A61F2/062—Apparatus for the production of blood vessels made from natural tissue or with layers of living cells
    • 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
    • A61L2430/40—Preparation and treatment of biological tissue for implantation, e.g. decellularisation, cross-linking
EP10814543A 2009-09-04 2010-09-03 High strength, high stiffness, reconstituted collagen membranes for biomedical implantation Withdrawn EP2473134A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US23990709P 2009-09-04 2009-09-04
PCT/US2010/047772 WO2011028977A1 (en) 2009-09-04 2010-09-03 High strength, high stiffness, reconstituted collagen membranes for biomedical implantation

Publications (2)

Publication Number Publication Date
EP2473134A1 EP2473134A1 (en) 2012-07-11
EP2473134A4 true EP2473134A4 (en) 2013-01-30

Family

ID=43649660

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10814543A Withdrawn EP2473134A4 (en) 2009-09-04 2010-09-03 High strength, high stiffness, reconstituted collagen membranes for biomedical implantation

Country Status (3)

Country Link
EP (1) EP2473134A4 (en)
CA (1) CA2773165A1 (en)
WO (1) WO2011028977A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITUB20154229A1 (en) * 2015-10-08 2017-04-08 Novagenit S R L A PROCESS FOR THE PREPARATION OF COLLAGEN FILM
GB201808106D0 (en) * 2018-05-18 2018-07-04 Cambridge Entpr Ltd Collagen biomaterials and methods for manufacturing collagen biomaterials

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010091223A1 (en) * 2009-02-06 2010-08-12 David Cheung Biphasic collagen membrane or capsule for guided tissue regeneration
WO2010117766A1 (en) * 2009-03-30 2010-10-14 Osseous Technologies Of America Collagen biomaterial wedge
WO2011019724A1 (en) * 2009-08-10 2011-02-17 Osseous Technologies Of America Self-supporting collagen tunnel for guided tissue regeneration and method of using same

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7615373B2 (en) * 1999-02-25 2009-11-10 Virginia Commonwealth University Intellectual Property Foundation Electroprocessed collagen and tissue engineering
US6565960B2 (en) * 2000-06-01 2003-05-20 Shriners Hospital Of Children Polymer composite compositions
US20030114061A1 (en) * 2001-12-13 2003-06-19 Kazuhisa Matsuda Adhesion preventive membrane, method of producing a collagen single strand, collagen nonwoven fabric and method and apparatus for producing the same
JP4959557B2 (en) * 2004-07-09 2012-06-27 フェロサン メディカル デバイシーズ エイ／エス Hyaluronic acid-containing hemostatic synthesis agent
KR100700324B1 (en) * 2005-11-07 2007-03-29 주식회사 웰스킨 Culture method for matrix comprising collagen improving porous and tensile strength by stimulation-system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010091223A1 (en) * 2009-02-06 2010-08-12 David Cheung Biphasic collagen membrane or capsule for guided tissue regeneration
WO2010117766A1 (en) * 2009-03-30 2010-10-14 Osseous Technologies Of America Collagen biomaterial wedge
WO2011019724A1 (en) * 2009-08-10 2011-02-17 Osseous Technologies Of America Self-supporting collagen tunnel for guided tissue regeneration and method of using same

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2011028977A1 *

Also Published As

Publication number Publication date
CA2773165A1 (en) 2011-03-10
EP2473134A1 (en) 2012-07-11
WO2011028977A1 (en) 2011-03-10

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20120329

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DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20130107

RIC1 Information provided on ipc code assigned before grant

Ipc: A61L 27/24 20060101ALI20121224BHEP

Ipc: A61L 27/36 20060101ALI20121224BHEP

Ipc: A61L 27/56 20060101ALI20121224BHEP

Ipc: A61F 2/06 20130101AFI20121224BHEP

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Effective date: 20130806