CN104135974B - 镍钛诺支架的形成方法 - Google Patents

镍钛诺支架的形成方法 Download PDF

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Publication number
CN104135974B
CN104135974B CN201380010613.7A CN201380010613A CN104135974B CN 104135974 B CN104135974 B CN 104135974B CN 201380010613 A CN201380010613 A CN 201380010613A CN 104135974 B CN104135974 B CN 104135974B
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Prior art keywords
composite wire
stent
wire
intermediate member
outer member
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CN201380010613.7A
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Chinese (zh)
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CN104135974A (zh
Inventor
D·汤普森
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Medtronic Vascular Inc
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Medtronic Vascular Inc
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Priority to CN201610999355.5A priority Critical patent/CN106510912A/zh
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    • A—HUMAN NECESSITIES
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    • 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
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    • 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
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    • 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
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    • 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
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    • 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
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    • 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
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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Vascular Medicine (AREA)
  • Mechanical Engineering (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Epidemiology (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • Cardiology (AREA)
  • Molecular Biology (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Materials For Medical Uses (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
  • Prostheses (AREA)
  • Surgical Instruments (AREA)
CN201380010613.7A 2012-02-23 2013-01-31 镍钛诺支架的形成方法 Active CN104135974B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610999355.5A CN106510912A (zh) 2012-02-23 2013-01-31 镍钛诺支架的形成方法

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US13/403,784 US9345596B2 (en) 2012-02-23 2012-02-23 Method of forming a nitinol stent
US13/403,784 2012-02-23
PCT/US2013/024047 WO2013126197A1 (en) 2012-02-23 2013-01-31 Method of forming a nitinol stent

Related Child Applications (1)

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CN104135974B true CN104135974B (zh) 2016-11-23

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US (3) US9345596B2 (enExample)
EP (2) EP3583924A1 (enExample)
JP (2) JP6346570B2 (enExample)
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WO (1) WO2013126197A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109922759A (zh) * 2016-11-10 2019-06-21 美敦力瓦斯科尔勒公司 具有用于增加的内腔表面积的细丝的药物填充支架及其制造方法

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9345596B2 (en) * 2012-02-23 2016-05-24 Medtronic Vascular, Inc. Method of forming a nitinol stent
CN109922760B (zh) * 2016-11-10 2022-03-04 美敦力瓦斯科尔勒公司 用于防止血管微损伤的药物填充支架及其制造方法
CN111936090B (zh) 2018-04-09 2024-01-23 波士顿科学国际有限公司 支架
JP7348292B2 (ja) 2019-01-07 2023-09-20 ボストン サイエンティフィック サイムド，インコーポレイテッド 移動防止機構付ステント
CN113017949A (zh) * 2019-12-25 2021-06-25 上海鸿脉医疗科技有限公司 编织支架及编织支架系统
US12329665B2 (en) 2020-09-29 2025-06-17 Boston Scientific Scimed, Inc. Stent with anti-migration features
AU2021390484B2 (en) 2020-12-02 2024-12-12 Boston Scientific Scimed, Inc. Stent with improved deployment characteristics

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101827567A (zh) * 2007-10-08 2010-09-08 麦德托尼克瓦斯科尔勒公司 具有内部药物递送系统的医疗植入物
US20110008405A1 (en) * 2009-07-09 2011-01-13 Medtronic Vascular, Inc. Hollow Tubular Drug Eluting Medical Devices
US20110070358A1 (en) * 2009-09-20 2011-03-24 Medtronic Vascular, Inc. Method of forming hollow tubular drug eluting medical devices
US20110067778A1 (en) * 2009-09-20 2011-03-24 Medtronic Vascular, Inc. Apparatus and Methods for Loading a Drug Eluting Medical Device
US20120009325A1 (en) * 2010-07-12 2012-01-12 Medtronic Vascular, Inc. Method of Making a Stent with Hollow Struts

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2306925A (en) * 1941-07-29 1942-12-29 Gen Electric Electrode and its fabrication
US4800882A (en) 1987-03-13 1989-01-31 Cook Incorporated Endovascular stent and delivery system
US4800082A (en) 1987-03-23 1989-01-24 The Dow Chemical Company Sustained release microbiological control composition
US5782903A (en) 1987-10-19 1998-07-21 Medtronic, Inc. Intravascular stent and method
US4886062A (en) 1987-10-19 1989-12-12 Medtronic, Inc. Intravascular radially expandable stent and method of implant
US5133732A (en) 1987-10-19 1992-07-28 Medtronic, Inc. Intravascular stent
US5019090A (en) 1988-09-01 1991-05-28 Corvita Corporation Radially expandable endoprosthesis and the like
US5876445A (en) * 1991-10-09 1999-03-02 Boston Scientific Corporation Medical stents for body lumens exhibiting peristaltic motion
US7101392B2 (en) 1992-03-31 2006-09-05 Boston Scientific Corporation Tubular medical endoprostheses
US6497709B1 (en) 1992-03-31 2002-12-24 Boston Scientific Corporation Metal medical device
US5630840A (en) 1993-01-19 1997-05-20 Schneider (Usa) Inc Clad composite stent
US20050059889A1 (en) * 1996-10-16 2005-03-17 Schneider (Usa) Inc., A Minnesota Corporation Clad composite stent
US6689162B1 (en) * 1995-10-11 2004-02-10 Boston Scientific Scimed, Inc. Braided composite prosthesis
DE69702281T2 (de) 1996-04-16 2001-02-22 Medtronic, Inc. Geschweisster sinuswellenförmiger Stent
US5836966A (en) * 1997-05-22 1998-11-17 Scimed Life Systems, Inc. Variable expansion force stent
US6248190B1 (en) 1998-06-15 2001-06-19 Scimed Life Systems, Inc. Process of making composite stents with gold alloy cores
US8845713B2 (en) * 2000-05-12 2014-09-30 Advanced Bio Prosthetic Surfaces, Ltd., A Wholly Owned Subsidiary Of Palmaz Scientific, Inc. Self-supporting laminated films, structural materials and medical devices manufactured therefrom and methods of making same
US8252044B1 (en) * 2000-11-17 2012-08-28 Advanced Bio Prosthestic Surfaces, Ltd. Device for in vivo delivery of bioactive agents and method of manufacture thereof
US6279368B1 (en) * 2000-06-07 2001-08-28 Endovascular Technologies, Inc. Nitinol frame heating and setting mandrel
WO2002101118A2 (en) * 2001-06-11 2002-12-19 Ev3 Inc. A method of training nitinol wire
US7008446B1 (en) * 2001-08-17 2006-03-07 James Peter Amis Thermally pliable and carbon fiber stents
US20060204556A1 (en) * 2001-12-07 2006-09-14 Cytori Therapeutics, Inc. Cell-loaded prostheses for regenerative intraluminal applications
US20040230288A1 (en) * 2002-04-17 2004-11-18 Rosenthal Arthur L. Medical devices adapted for controlled in vivo structural change after implantation
US20060121080A1 (en) * 2002-11-13 2006-06-08 Lye Whye K Medical devices having nanoporous layers and methods for making the same
US20080249605A1 (en) * 2007-04-04 2008-10-09 Vipul Dave Bioabsorbable Polymer, Non-Bioabsorbable Metal Composite Stents
US7984636B2 (en) * 2007-12-18 2011-07-26 Abbott Laboratories Apparatus and methods for medical device expansion
US8623071B2 (en) * 2008-01-07 2014-01-07 DePuy Synthes Products, LLC Radiopaque super-elastic intravascular stent
US20100269950A1 (en) 2009-04-23 2010-10-28 Medtronic Vascular, Inc. Apparatus and Method for Forming a Wave Form for a Stent From a Wire
US9119736B2 (en) * 2012-01-27 2015-09-01 Medtronic Vascular, Inc. Hollow drug-filled stent and method of forming hollow drug-filled stent
US9345596B2 (en) * 2012-02-23 2016-05-24 Medtronic Vascular, Inc. Method of forming a nitinol stent
US8998977B2 (en) * 2012-04-13 2015-04-07 Medtronic Vascular, Inc. Hollow drug-filled stent and method of forming hollow drug-filled stent

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101827567A (zh) * 2007-10-08 2010-09-08 麦德托尼克瓦斯科尔勒公司 具有内部药物递送系统的医疗植入物
US20110008405A1 (en) * 2009-07-09 2011-01-13 Medtronic Vascular, Inc. Hollow Tubular Drug Eluting Medical Devices
US20110070358A1 (en) * 2009-09-20 2011-03-24 Medtronic Vascular, Inc. Method of forming hollow tubular drug eluting medical devices
US20110067778A1 (en) * 2009-09-20 2011-03-24 Medtronic Vascular, Inc. Apparatus and Methods for Loading a Drug Eluting Medical Device
US20120009325A1 (en) * 2010-07-12 2012-01-12 Medtronic Vascular, Inc. Method of Making a Stent with Hollow Struts

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109922759A (zh) * 2016-11-10 2019-06-21 美敦力瓦斯科尔勒公司 具有用于增加的内腔表面积的细丝的药物填充支架及其制造方法

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US20130220476A1 (en) 2013-08-29
US9849010B2 (en) 2017-12-26
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