EP3826580A4 - Flow diverter and method of chemically passivating thereof - Google Patents

Flow diverter and method of chemically passivating thereof Download PDF

Info

Publication number
EP3826580A4
EP3826580A4 EP18928096.9A EP18928096A EP3826580A4 EP 3826580 A4 EP3826580 A4 EP 3826580A4 EP 18928096 A EP18928096 A EP 18928096A EP 3826580 A4 EP3826580 A4 EP 3826580A4
Authority
EP
European Patent Office
Prior art keywords
flow diverter
chemically passivating
passivating
chemically
diverter
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Withdrawn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
EP18928096.9A
Other languages
German (de)
French (fr)
Other versions
EP3826580A1 (en
Inventor
Deveshkumar Mahendralal KOTHWALA
Rajnikant Gandalal Vyas
Dr. Pramod Kumar MINOCHA
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.)
Meril Life Sciences Pvt Ltd
Original Assignee
Meril Life Sciences Pvt Ltd
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 Meril Life Sciences Pvt Ltd filed Critical Meril Life Sciences Pvt Ltd
Publication of EP3826580A1 publication Critical patent/EP3826580A1/en
Publication of EP3826580A4 publication Critical patent/EP3826580A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
    • A61F2/962—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve
    • 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
    • A61L31/022—Metals or alloys
    • 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
    • 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
    • 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
    • A61F2002/068—Modifying the blood flow model, e.g. by diffuser or deflector
    • 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
    • A61F2240/00—Manufacturing or designing of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2240/001—Designing or manufacturing processes
    • 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
    • A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
    • A61F2250/0096—Markers and sensors for detecting a position or changes of a position of an implant, e.g. RF sensors, ultrasound markers
    • A61F2250/0098—Markers and sensors for detecting a position or changes of a position of an implant, e.g. RF sensors, ultrasound markers radio-opaque, e.g. radio-opaque markers
    • 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
    • A61L2400/18—Modification of implant surfaces in order to improve biocompatibility, cell growth, fixation of biomolecules, e.g. plasma treatment

Landscapes

  • Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Public Health (AREA)
  • Vascular Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Epidemiology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • Cardiology (AREA)
  • Pulmonology (AREA)
  • Gastroenterology & Hepatology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Braiding, Manufacturing Of Bobbin-Net Or Lace, And Manufacturing Of Nets By Knotting (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
EP18928096.9A 2018-07-23 2018-09-05 Flow diverter and method of chemically passivating thereof Withdrawn EP3826580A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN201821027531 2018-07-23
PCT/IN2018/050573 WO2020021559A1 (en) 2018-07-23 2018-09-05 Flow diverter and method of chemically passivating thereof

Publications (2)

Publication Number Publication Date
EP3826580A1 EP3826580A1 (en) 2021-06-02
EP3826580A4 true EP3826580A4 (en) 2022-04-20

Family

ID=69181388

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18928096.9A Withdrawn EP3826580A4 (en) 2018-07-23 2018-09-05 Flow diverter and method of chemically passivating thereof

Country Status (2)

Country Link
EP (1) EP3826580A4 (en)
WO (1) WO2020021559A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021224935A1 (en) * 2020-05-03 2021-11-11 Meril Life Sciences Pvt Ltd Flow diverter and its delivery system
CN118374797B (en) * 2024-06-20 2024-10-01 成都大信智慧交通科技有限公司 Guardrail plate surface passivation device

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070067009A1 (en) * 2003-11-07 2007-03-22 Deepak Gandhi Implantable medical devices with enhanced visibility, mechanical properties and biocompatability
US20140249614A1 (en) * 2009-03-06 2014-09-04 The Regents Of The University Of California Thin film vascular stent and biocompatible surface treatment
EP2875833A1 (en) * 2013-11-22 2015-05-27 Covidien LP Anti-thrombogenic medical devices and methods
US9668893B2 (en) * 2013-02-11 2017-06-06 Admedes Inc. Intravascular functional element and system for such a functional element

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5853489A (en) * 1994-03-18 1998-12-29 Kao Corporation Cleaning process

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070067009A1 (en) * 2003-11-07 2007-03-22 Deepak Gandhi Implantable medical devices with enhanced visibility, mechanical properties and biocompatability
US20140249614A1 (en) * 2009-03-06 2014-09-04 The Regents Of The University Of California Thin film vascular stent and biocompatible surface treatment
US9668893B2 (en) * 2013-02-11 2017-06-06 Admedes Inc. Intravascular functional element and system for such a functional element
EP2875833A1 (en) * 2013-11-22 2015-05-27 Covidien LP Anti-thrombogenic medical devices and methods

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
JACOBS TIKVA S ET AL: "Mechanical failure of prosthetic human implants: A 10-year experience with aortic stent graft devices", JOURNAL OF VASCULAR SURGERY, vol. 37, no. 1, 12 June 2002 (2002-06-12), pages 16 - 26, XP029490100, ISSN: 0741-5214, DOI: 10.1067/MVA.2003.58 *
PIEROT LAURENT: "Flow diverter stents in the treatment of intracranial aneurysms: Where are we?", JOURNAL OF NEURORADIOLOGY - JOURNAL DE NEURORADIOLOGIE, vol. 38, no. 1, 1 March 2011 (2011-03-01), FR, pages 40 - 46, XP055899136, ISSN: 0150-9861, DOI: 10.1016/j.neurad.2010.12.002 *
See also references of WO2020021559A1 *

Also Published As

Publication number Publication date
WO2020021559A9 (en) 2020-03-19
WO2020021559A1 (en) 2020-01-30
EP3826580A1 (en) 2021-06-02

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