ES2626613T3 - Dilatación de aleaciones con memoria de forma en una sola etapa - Google Patents

Dilatación de aleaciones con memoria de forma en una sola etapa Download PDF

Info

Publication number
ES2626613T3
ES2626613T3 ES12772584.4T ES12772584T ES2626613T3 ES 2626613 T3 ES2626613 T3 ES 2626613T3 ES 12772584 T ES12772584 T ES 12772584T ES 2626613 T3 ES2626613 T3 ES 2626613T3
Authority
ES
Spain
Prior art keywords
tube
diameter
sma
mandrel
shape
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
ES12772584.4T
Other languages
English (en)
Spanish (es)
Inventor
Joel M. Greene
Christopher C. Lasley
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.)
W.L. Gore and Associates Inc
Original Assignee
W.L. Gore and Associates 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 W.L. Gore and Associates Inc filed Critical W.L. Gore and Associates Inc
Application granted granted Critical
Publication of ES2626613T3 publication Critical patent/ES2626613T3/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/006—Resulting in heat recoverable alloys with a memory effect
    • 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
    • A61F2/01—Filters implantable into 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
    • A61F2/02—Prostheses implantable into the body
    • A61F2/24—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
    • A61F2/2412—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body with soft flexible valve members, e.g. tissue valves shaped like natural valves
    • A61F2/2418—Scaffolds therefor, e.g. support stents
    • 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
    • A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/844—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents folded prior to deployment
    • 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
    • A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
    • A61F2/90—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
    • A61F2/91—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes
    • A61F2/915—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure made from perforated sheets or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
    • 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
    • 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
    • A61L27/02—Inorganic materials
    • A61L27/04—Metals or alloys
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
    • B23H9/005—Machining elongated bodies, e.g. rods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00—Working by laser beam, e.g. welding, cutting or boring
    • B23K26/36—Removing material
    • B23K26/38—Removing material by boring or cutting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F1/00—Etching metallic material by chemical means
    • C23F1/02—Local etching
    • C23F1/04—Chemical milling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
    • F03G7/061—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element
    • F03G7/0614—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element using shape memory elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
    • F03G7/061—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element
    • F03G7/0614—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element using shape memory elements
    • F03G7/0615—Training, i.e. setting or adjusting the elongation characteristics of the material
    • 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
    • A61F2/01—Filters implantable into blood vessels
    • A61F2002/018—Filters implantable into blood vessels made from tubes or sheets of material, e.g. by etching or laser-cutting
    • 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
    • A61F2210/00—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2210/0014—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof using shape memory or superelastic materials, e.g. nitinol
    • 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
    • A61F2210/00—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2210/0014—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof using shape memory or superelastic materials, e.g. nitinol
    • A61F2210/0019—Particular material properties of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof using shape memory or superelastic materials, e.g. nitinol operated at only one temperature whilst inside or touching the human body, e.g. constrained in a non-operative shape during surgery, another temperature only occurring before the operation
    • 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
    • A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
    • A61F2230/0028—Shapes in the form of latin or greek characters
    • A61F2230/0054—V-shaped
    • 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
    • A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
    • A61F2310/00005—The prosthesis being constructed from a particular material
    • A61F2310/00011—Metals or alloys
    • A61F2310/00023—Titanium or titanium-based alloys, e.g. Ti-Ni alloys
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2103/00—Materials to be soldered, welded or cut
    • B23K2103/08—Non-ferrous metals or alloys
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
    • F03G7/061—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element
    • F03G7/0616—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element characterised by the material or the manufacturing process, e.g. the assembly

Landscapes

  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Mechanical Engineering (AREA)
  • Cardiology (AREA)
  • Physics & Mathematics (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Combustion & Propulsion (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Thermal Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Dermatology (AREA)
  • Medicinal Chemistry (AREA)
  • Epidemiology (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • Prostheses (AREA)
  • Materials For Medical Uses (AREA)
ES12772584.4T 2011-09-16 2012-09-14 Dilatación de aleaciones con memoria de forma en una sola etapa Active ES2626613T3 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201113235319 2011-09-16
US13/235,319 US9422615B2 (en) 2011-09-16 2011-09-16 Single step shape memory alloy expansion
PCT/US2012/055349 WO2013040317A1 (en) 2011-09-16 2012-09-14 Single step shape memory alloy expansion

Publications (1)

Publication Number Publication Date
ES2626613T3 true ES2626613T3 (es) 2017-07-25

Family

ID=47018478

Family Applications (1)

Application Number Title Priority Date Filing Date
ES12772584.4T Active ES2626613T3 (es) 2011-09-16 2012-09-14 Dilatación de aleaciones con memoria de forma en una sola etapa

Country Status (11)

Country Link
US (2) US9422615B2 (enExample)
EP (1) EP2756109B1 (enExample)
JP (5) JP6215828B2 (enExample)
KR (1) KR20140069076A (enExample)
CN (1) CN103797147B (enExample)
AU (1) AU2012308484B2 (enExample)
BR (1) BR112014006184A2 (enExample)
CA (1) CA2849445C (enExample)
ES (1) ES2626613T3 (enExample)
RU (1) RU2014115202A (enExample)
WO (1) WO2013040317A1 (enExample)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8579964B2 (en) 2010-05-05 2013-11-12 Neovasc Inc. Transcatheter mitral valve prosthesis
US9308087B2 (en) 2011-04-28 2016-04-12 Neovasc Tiara Inc. Sequentially deployed transcatheter mitral valve prosthesis
US9554897B2 (en) 2011-04-28 2017-01-31 Neovasc Tiara Inc. Methods and apparatus for engaging a valve prosthesis with tissue
US9422615B2 (en) 2011-09-16 2016-08-23 W. L. Gore & Associates, Inc. Single step shape memory alloy expansion
JP5874907B2 (ja) * 2011-10-27 2016-03-02 トヨタ自動車株式会社 管状部材の製造方法
JP2013183790A (ja) * 2012-03-06 2013-09-19 Kaneka Corp ステント拡張装置およびステント製造方法
US20130305512A1 (en) * 2012-05-18 2013-11-21 Abbott Cardiovascular Systems, Inc. Apparatus and methods for forming medical devices
US9345573B2 (en) 2012-05-30 2016-05-24 Neovasc Tiara Inc. Methods and apparatus for loading a prosthesis onto a delivery system
US20130327113A1 (en) * 2012-06-06 2013-12-12 Abbott Cardiovascular Systems, Inc. Apparatus, systems and methods for medical device expansion
US9457511B2 (en) 2012-06-06 2016-10-04 Abbott Cardiovascular Systems, Inc. Systems and methods for uniform expansion and heat setting of medical devices
US9572665B2 (en) 2013-04-04 2017-02-21 Neovasc Tiara Inc. Methods and apparatus for delivering a prosthetic valve to a beating heart
JP6023878B2 (ja) * 2013-04-18 2016-11-09 株式会社パイオラックスメディカルデバイス ステント及びその製造方法
US10138414B2 (en) * 2014-02-24 2018-11-27 Halliburton Energy Services, Inc. Propping subterranean formation fractures using memory particulates
US9913958B2 (en) * 2014-02-28 2018-03-13 Abbott Cardiovascular Systems Inc. Protective sheaths for medical devices
FR3033487B1 (fr) * 2015-03-11 2021-01-08 Soprane Perfectionnements aux aiguilles hyper elastiques
JP7002451B2 (ja) 2015-12-15 2022-01-20 ニオバスク ティアラ インコーポレイテッド 経中隔送達システム
CN108882981B (zh) 2016-01-29 2021-08-10 内奥瓦斯克迪亚拉公司 用于防止流出阻塞的假体瓣膜
AU2017361296B2 (en) 2016-11-21 2022-09-29 Neovasc Inc. Methods and systems for rapid retraction of a transcatheter heart valve delivery system
EP3672530A4 (en) 2017-08-25 2021-04-14 Neovasc Tiara Inc. SEQUENTIALLY INSERTED TRANSCATHETER MITRAL VALVE PROSTHESIS
CN107582213A (zh) * 2017-10-24 2018-01-16 科塞尔医疗科技（苏州）有限公司 一种腔静脉滤器的制备方法
AU2019374743B2 (en) 2018-11-08 2022-03-03 Neovasc Inc. Ventricular deployment of a transcatheter mitral valve prosthesis
WO2020102809A1 (en) * 2018-11-17 2020-05-22 Helix Fixation, Inc. Fixtures
CN113747863B (zh) 2019-03-08 2024-11-08 内奥瓦斯克迪亚拉公司 可取回假体递送系统
AU2020256195B2 (en) 2019-04-01 2022-10-13 Neovasc Inc. Controllably deployable prosthetic valve
US11491006B2 (en) 2019-04-10 2022-11-08 Neovasc Tiara Inc. Prosthetic valve with natural blood flow
CA3282225A1 (en) 2019-05-20 2026-03-02 Neovasc Tiara Inc. Introducer with hemostasis mechanism
JP7520897B2 (ja) 2019-06-20 2024-07-23 ニオバスク ティアラ インコーポレイテッド 薄型人工補綴僧帽弁
US12281373B2 (en) 2019-09-27 2025-04-22 W. L. Gore & Associates, Inc. Wires of nickel-titanium alloy and methods of forming the same
AU2020353148B2 (en) 2019-09-27 2024-01-04 W. L. Gore & Associates, Inc. Wires of superelastic nickel-titanium alloy and methods of forming the same
JP6852142B2 (ja) * 2019-11-22 2021-03-31 オプティメド メディツィニッシェ インストゥルメンテ ゲーエムベーハーＯｐｔｉｍｅｄ Ｍｅｄｉｚｉｎｉｓｃｈｅ Ｉｎｓｔｒｕｍｅｎｔｅ Ｇｍｂｈ ステント
CN114101504B (zh) * 2021-10-15 2024-01-23 内蒙古工业大学 一种用于金属血管支架热定型的通用工装夹具
DE102021006050B3 (de) 2021-12-08 2023-02-16 ADMEDES GmbH Verfahren zur Formgebung eines Formgedächtniswerkstücks und Formgebungswerkzeug zur Formgebung eines Formgedächtniswerkstücks
US12064156B2 (en) 2023-01-09 2024-08-20 John F. Krumme Dynamic compression fixation devices
CN116586526B (zh) * 2023-07-13 2023-10-03 上海威高医疗技术发展有限公司 一种合金支架热定型用工装夹具及其使用方法
CN119424054B (zh) * 2023-07-31 2025-12-05 武汉联影智融医疗科技有限公司 骨科植入器械
US12235082B1 (en) * 2023-09-01 2025-02-25 United States Of America As Represented By The Secretary Of The Air Force Deployable origami structure
CN122074191A (zh) * 2023-09-21 2026-05-22 爱德华兹生命科学公司 加热以进行记忆金属定形

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0665409B2 (ja) * 1984-07-05 1994-08-24 大同特殊鋼株式会社 形状記憶合金棒・線材の製造方法
US5876445A (en) 1991-10-09 1999-03-02 Boston Scientific Corporation Medical stents for body lumens exhibiting peristaltic motion
DE69716779T2 (de) * 1996-01-30 2003-07-17 Medtronic, Inc. Produkte und verfahren zur herstellung von dilatatoren
US6106642A (en) 1998-02-19 2000-08-22 Boston Scientific Limited Process for the improved ductility of nitinol
JP2001262298A (ja) * 2000-03-22 2001-09-26 Daido Steel Co Ltd Ｎｉ−Ｔｉ系形状記憶合金の加工方法及びそれによって製造されるＮｉ−Ｔｉ系形状記憶合金素材
US6551341B2 (en) * 2001-06-14 2003-04-22 Advanced Cardiovascular Systems, Inc. Devices configured from strain hardened Ni Ti tubing
US7789979B2 (en) * 2003-05-02 2010-09-07 Gore Enterprise Holdings, Inc. Shape memory alloy articles with improved fatigue performance and methods therefor
US20070293939A1 (en) * 2006-05-15 2007-12-20 Abbott Laboratories Fatigue resistant endoprostheses
US20070288080A1 (en) 2006-06-07 2007-12-13 Maccollum Michael W Stent expanding device
US20070288034A1 (en) 2006-06-07 2007-12-13 Maccollum Michael W Stent Expanding device
US7984636B2 (en) 2007-12-18 2011-07-26 Abbott Laboratories Apparatus and methods for medical device expansion
US8261420B2 (en) 2008-05-13 2012-09-11 Abbott Laboratories Method and apparatus for reducing stress during stent manufacture
WO2012008579A1 (ja) * 2010-07-15 2012-01-19 国立大学法人東北大学 高弾性ステント及び高弾性ステントの製造方法
US9422615B2 (en) 2011-09-16 2016-08-23 W. L. Gore & Associates, Inc. Single step shape memory alloy expansion

Also Published As

Publication number Publication date
EP2756109B1 (en) 2017-03-01
CN103797147B (zh) 2016-11-23
WO2013040317A1 (en) 2013-03-21
RU2014115202A (ru) 2015-10-27
CA2849445C (en) 2018-01-02
JP2017214929A (ja) 2017-12-07
US9422615B2 (en) 2016-08-23
US20160355912A1 (en) 2016-12-08
HK1199747A1 (en) 2015-07-17
AU2012308484A1 (en) 2014-03-13
JP6215828B2 (ja) 2017-10-18
US20130067907A1 (en) 2013-03-21
EP2756109A1 (en) 2014-07-23
AU2012308484B2 (en) 2015-10-08
KR20140069076A (ko) 2014-06-09
US9976207B2 (en) 2018-05-22
JP2019178683A (ja) 2019-10-17
CN103797147A (zh) 2014-05-14
JP2014526344A (ja) 2014-10-06
BR112014006184A2 (pt) 2017-04-11
CA2849445A1 (en) 2013-03-21
JP7822145B2 (ja) 2026-03-02
JP2021191956A (ja) 2021-12-16
JP2024069203A (ja) 2024-05-21

Similar Documents

Publication Publication Date Title
JP7822145B2 (ja) 単一ステップの形状記憶合金拡張
ES2212374T3 (es) Extensor ensanchado y su procedimiento de fabricacion.
ES2316623T3 (es) Stent con geometria de celda desplazada.
ES2214735T3 (es) Stent quirurgico de niquel-titanio expansible radialmente.
JP5220613B2 (ja) ステント
JP2014526344A5 (enExample)
SE524709C2 (sv) Anordning för fördröjd omformning av ett hjärtkärl och en hjärtklaff
US20020183815A1 (en) Method of manufacturing a heat transfer element for in vivo cooling
JP6511607B2 (ja) 減少した短縮および反跳を有するステントデバイスおよびその製造方法
ATE471128T1 (de) Gerät zur ablage, repositionierung und/oder entfernung von selbstexpandierenden stents
US7984636B2 (en) Apparatus and methods for medical device expansion
JP2019516425A (ja) 動脈瘤治療コイル
JP4133207B2 (ja) 生体内留置用ステントの製造方法
US20040167608A1 (en) Medical tube-like stent
AU2006243061A1 (en) Manufacturing method for a non- planar curved stent
EP3103418B1 (en) Spiral blood flow device with diameter independent helix angle
HK1199747B (en) Single step shape memory alloy expansion
US20190117389A1 (en) Memory material valve
WO2025064638A1 (en) Heating for memory metal shape-setting
JPH01209069A (ja) 血管拡張用スプリング及びその製造方法