EP3331585A4 - Membranes de graphène implantables ayant une faible cytotoxicité - Google Patents
Membranes de graphène implantables ayant une faible cytotoxicité Download PDFInfo
- Publication number
- EP3331585A4 EP3331585A4 EP16833432.4A EP16833432A EP3331585A4 EP 3331585 A4 EP3331585 A4 EP 3331585A4 EP 16833432 A EP16833432 A EP 16833432A EP 3331585 A4 EP3331585 A4 EP 3331585A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- implantable
- low cytotoxicity
- graphene membranes
- graphene
- membranes
- 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- Withdrawn
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title 1
- 230000003013 cytotoxicity Effects 0.000 title 1
- 231100000135 cytotoxicity Toxicity 0.000 title 1
- 229910021389 graphene Inorganic materials 0.000 title 1
- 239000012528 membrane Substances 0.000 title 1
Classifications
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- 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
- A61L31/02—Inorganic materials
- A61L31/024—Carbon; Graphite
-
- 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
- A61L31/08—Materials for coatings
- A61L31/082—Inorganic materials
- A61L31/084—Carbon; Graphite
-
- 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
- A61L31/12—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material
- A61L31/121—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material having an inorganic matrix
- A61L31/122—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material having an inorganic matrix of carbon
-
- 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
- A61L31/146—Porous materials, e.g. foams or sponges
-
- 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
- A61L31/16—Biologically active materials, e.g. therapeutic substances
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0081—After-treatment of organic or inorganic membranes
- B01D67/009—After-treatment of organic or inorganic membranes with wave-energy, particle-radiation or plasma
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/10—Supported membranes; Membrane supports
- B01D69/105—Support pretreatment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/10—Supported membranes; Membrane supports
- B01D69/107—Organic support material
- B01D69/1071—Woven, non-woven or net mesh
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/10—Supported membranes; Membrane supports
- B01D69/108—Inorganic support material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/02—Inorganic material
- B01D71/021—Carbon
- B01D71/0211—Graphene or derivates thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
- B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
- B01D71/64—Polyimides; Polyamide-imides; Polyester-imides; Polyamide acids or similar polyimide precursors
-
- 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
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/60—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a special physical form
- A61L2300/62—Encapsulated active agents, e.g. emulsified droplets
-
- 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
- A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
- A61L2300/60—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a special physical form
- A61L2300/64—Animal 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
- A61L2420/00—Materials or methods for coatings medical devices
- A61L2420/04—Coatings containing a composite material such as inorganic/organic, i.e. material comprising different phases
-
- 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
- A61L2420/00—Materials or methods for coatings medical devices
- A61L2420/08—Coatings comprising two or more layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/39—Electrospinning
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Veterinary Medicine (AREA)
- Vascular Medicine (AREA)
- Epidemiology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Medicinal Chemistry (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Materials Engineering (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Manufacturing & Machinery (AREA)
- Composite Materials (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Medicinal Preparation (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201562202056P | 2015-08-06 | 2015-08-06 | |
PCT/US2016/027616 WO2017023379A1 (fr) | 2015-08-06 | 2016-04-14 | Membranes de graphène implantables ayant une faible cytotoxicité |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3331585A1 EP3331585A1 (fr) | 2018-06-13 |
EP3331585A4 true EP3331585A4 (fr) | 2019-05-15 |
Family
ID=62079126
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP16833432.4A Withdrawn EP3331585A4 (fr) | 2015-08-06 | 2016-04-14 | Membranes de graphène implantables ayant une faible cytotoxicité |
Country Status (1)
Country | Link |
---|---|
EP (1) | EP3331585A4 (fr) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130270188A1 (en) * | 2012-03-15 | 2013-10-17 | Massachusetts Institute Of Technology | Graphene based filter |
WO2014084861A1 (fr) * | 2012-11-30 | 2014-06-05 | Empire Technology Development, Llc | Membrane sélective supportée sur du graphène nanoporeux |
US20150050734A1 (en) * | 2012-03-27 | 2015-02-19 | Duke University | Carbon Nanotubes And Methods Of Use |
WO2015116857A2 (fr) * | 2014-01-31 | 2015-08-06 | Lockheed Martin Corporation | Procédés de formation de structures composites avec un matériau à deux dimensions à l'aide d'une couche de support non-sacrificielle poreuse |
WO2015138736A1 (fr) * | 2014-03-12 | 2015-09-17 | Lockheed Martin Corporation | Utilisation in vivo et in vitro de graphène |
-
2016
- 2016-04-14 EP EP16833432.4A patent/EP3331585A4/fr not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20130270188A1 (en) * | 2012-03-15 | 2013-10-17 | Massachusetts Institute Of Technology | Graphene based filter |
US20150050734A1 (en) * | 2012-03-27 | 2015-02-19 | Duke University | Carbon Nanotubes And Methods Of Use |
WO2014084861A1 (fr) * | 2012-11-30 | 2014-06-05 | Empire Technology Development, Llc | Membrane sélective supportée sur du graphène nanoporeux |
WO2015116857A2 (fr) * | 2014-01-31 | 2015-08-06 | Lockheed Martin Corporation | Procédés de formation de structures composites avec un matériau à deux dimensions à l'aide d'une couche de support non-sacrificielle poreuse |
WO2015138736A1 (fr) * | 2014-03-12 | 2015-09-17 | Lockheed Martin Corporation | Utilisation in vivo et in vitro de graphène |
Non-Patent Citations (2)
Title |
---|
JINKEE HONG ET AL: "Graphene Multilayers as Gates for Multi-Week Sequential Release of Proteins from Surfaces", ACS NANO, vol. 6, no. 1, 24 January 2012 (2012-01-24), US, pages 81 - 88, XP055282252, ISSN: 1936-0851, DOI: 10.1021/nn202607r * |
RAJENDRA KURAPATI ET AL: "Graphene oxide based multilayer capsules with unique permeability properties: facile encapsulation of multiple drugs", CHEMICAL COMMUNICATIONS, vol. 48, 1 January 2012 (2012-01-01), pages 6013 - 6015, XP055362485, ISSN: 1359-7345, DOI: 10.1039/c2cc32248j * |
Also Published As
Publication number | Publication date |
---|---|
EP3331585A1 (fr) | 2018-06-13 |
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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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STAA | Information on the status of an ep patent application or granted ep patent |
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Effective date: 20180306 |
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AX | Request for extension of the european patent |
Extension state: BA ME |
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DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20190416 |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: A61L 31/16 20060101ALI20190410BHEP Ipc: A61L 31/12 20060101AFI20190410BHEP Ipc: A61L 31/14 20060101ALI20190410BHEP Ipc: B01D 71/02 20060101ALI20190410BHEP Ipc: B01D 67/00 20060101ALI20190410BHEP Ipc: A61L 31/08 20060101ALI20190410BHEP Ipc: B01D 69/10 20060101ALI20190410BHEP Ipc: A61K 9/00 20060101ALI20190410BHEP Ipc: B01D 71/64 20060101ALI20190410BHEP Ipc: A61L 31/02 20060101ALI20190410BHEP |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20201103 |