DE69819063D1 - Stent aus einer Formgedächtnislegierung - Google Patents

Stent aus einer Formgedächtnislegierung

Info

Publication number
DE69819063D1
DE69819063D1 DE69819063T DE69819063T DE69819063D1 DE 69819063 D1 DE69819063 D1 DE 69819063D1 DE 69819063 T DE69819063 T DE 69819063T DE 69819063 T DE69819063 T DE 69819063T DE 69819063 D1 DE69819063 D1 DE 69819063D1
Authority
DE
Germany
Prior art keywords
shape memory
memory alloy
alloy stent
stent
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.)
Expired - Lifetime
Application number
DE69819063T
Other languages
English (en)
Other versions
DE69819063T2 (de
Inventor
Thomas Duerig
Dieter Stockel
Janet Burpee
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.)
Nitinol Development Corp
Original Assignee
Nitinol Development Corp
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 Nitinol Development Corp filed Critical Nitinol Development Corp
Publication of DE69819063D1 publication Critical patent/DE69819063D1/de
Application granted granted Critical
Publication of DE69819063T2 publication Critical patent/DE69819063T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • 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
    • 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
    • A61F2/82—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 sheet material or tubes, e.g. perforated by laser cuts or etched holes
    • 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
    • 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
    • A61L2400/16—Materials with shape-memory or superelastic properties
DE69819063T 1997-04-25 1998-04-24 Stent aus einer Formgedächtnislegierung Expired - Lifetime DE69819063T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/846,130 US6312455B2 (en) 1997-04-25 1997-04-25 Stent
US846130 1997-04-25

Publications (2)

Publication Number Publication Date
DE69819063D1 true DE69819063D1 (de) 2003-11-27
DE69819063T2 DE69819063T2 (de) 2004-07-08

Family

ID=25297032

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69819063T Expired - Lifetime DE69819063T2 (de) 1997-04-25 1998-04-24 Stent aus einer Formgedächtnislegierung

Country Status (5)

Country Link
US (1) US6312455B2 (de)
EP (1) EP0873734B1 (de)
JP (1) JP4248618B2 (de)
CA (1) CA2235783C (de)
DE (1) DE69819063T2 (de)

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AU3441001A (en) 1999-12-01 2001-06-12 Advanced Cardiovascular Systems Inc. Nitinol alloy design and composition for vascular stents
US6352515B1 (en) 1999-12-13 2002-03-05 Advanced Cardiovascular Systems, Inc. NiTi alloyed guidewires
US6706053B1 (en) 2000-04-28 2004-03-16 Advanced Cardiovascular Systems, Inc. Nitinol alloy design for sheath deployable and re-sheathable vascular devices
WO2001089420A2 (en) 2000-05-19 2001-11-29 Advanced Bio Prosthetic Surfaces, Ltd. Methods and apparatus for manufacturing an intravascular stent
US6572646B1 (en) 2000-06-02 2003-06-03 Advanced Cardiovascular Systems, Inc. Curved nitinol stent for extremely tortuous anatomy
US7101391B2 (en) 2000-09-18 2006-09-05 Inflow Dynamics Inc. Primarily niobium stent
US7402173B2 (en) 2000-09-18 2008-07-22 Boston Scientific Scimed, Inc. Metal stent with surface layer of noble metal oxide and method of fabrication
US7976648B1 (en) 2000-11-02 2011-07-12 Abbott Cardiovascular Systems Inc. Heat treatment for cold worked nitinol to impart a shape setting capability without eventually developing stress-induced martensite
US6602272B2 (en) 2000-11-02 2003-08-05 Advanced Cardiovascular Systems, Inc. Devices configured from heat shaped, strain hardened nickel-titanium
EP1337286A1 (de) 2000-11-28 2003-08-27 Fortimedix B.V. Stent
US20060086440A1 (en) * 2000-12-27 2006-04-27 Boylan John F Nitinol alloy design for improved mechanical stability and broader superelastic operating window
US6855161B2 (en) * 2000-12-27 2005-02-15 Advanced Cardiovascular Systems, Inc. Radiopaque nitinol alloys for medical devices
US7128757B2 (en) * 2000-12-27 2006-10-31 Advanced Cardiovascular, Inc. Radiopaque and MRI compatible nitinol alloys for medical devices
US6569194B1 (en) 2000-12-28 2003-05-27 Advanced Cardiovascular Systems, Inc. Thermoelastic and superelastic Ni-Ti-W alloy
US6824560B2 (en) 2001-06-13 2004-11-30 Advanced Cardiovascular Systems, Inc. Double-butted superelastic nitinol tubing
US6551341B2 (en) * 2001-06-14 2003-04-22 Advanced Cardiovascular Systems, Inc. Devices configured from strain hardened Ni Ti tubing
US7175655B1 (en) 2001-09-17 2007-02-13 Endovascular Technologies, Inc. Avoiding stress-induced martensitic transformation in nickel titanium alloys used in medical devices
US6830638B2 (en) 2002-05-24 2004-12-14 Advanced Cardiovascular Systems, Inc. Medical devices configured from deep drawn nickel-titanium alloys and nickel-titanium clad alloys and method of making the same
DE10302447B4 (de) * 2003-01-21 2007-12-06 pfm Produkte für die Medizin AG Okklusionseinrichtung, Platziersystem, Set aus einem derartigen Platziersystem und einer derartigen Okklusionseinrichtung sowie Verfahren zur Herstellung einer Okklusionseinrichtung
US20080038146A1 (en) * 2003-02-10 2008-02-14 Jurgen Wachter Metal alloy for medical devices and implants
US20070276488A1 (en) * 2003-02-10 2007-11-29 Jurgen Wachter Medical implant or device
EP1444993B2 (de) * 2003-02-10 2013-06-26 W.C. Heraeus GmbH Verbesserte Metalllegierung für medizinische Geräte und Implantate
WO2004071343A2 (en) 2003-02-11 2004-08-26 Cook, Inc. Removable vena cava filter
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US7942892B2 (en) 2003-05-01 2011-05-17 Abbott Cardiovascular Systems Inc. Radiopaque nitinol embolic protection frame
US20040260315A1 (en) * 2003-06-17 2004-12-23 Dell Jeffrey R. Expandable tissue support member and method of forming the support member
US20060259137A1 (en) 2003-10-06 2006-11-16 Jason Artof Minimally invasive valve replacement system
JP4363633B2 (ja) 2004-02-17 2009-11-11 株式会社アルバック 水素分離・精製用複相合金及びその作製方法、並びに水素分離・精製用金属膜及びその作製方法
JP4351560B2 (ja) * 2004-03-05 2009-10-28 Ｎｅｃトーキン株式会社 バルーン拡張超弾性ステント
WO2005102212A1 (en) 2004-04-16 2005-11-03 Cook, Inc. Removable vena cava filter with anchoring feature for reduced trauma
EP1737382B1 (de) 2004-04-16 2011-03-30 Cook Incorporated Entfernbarer vena cava filter zur reduzierung von traumata im gefalteten zustand
AU2005234752B2 (en) 2004-04-16 2010-12-16 Cook, Inc. Removable vena cava filter having primary struts for enhanced retrieval and delivery
JP4918637B2 (ja) 2004-04-16 2012-04-18 クック メディカル テクノロジーズ エルエルシー 折畳まれた形状において内方に位置決めされたアンカーフックを有する回収可能な大静脈フィルタ
US20070292478A1 (en) 2004-08-30 2007-12-20 Popowski Youri Medical Implant Provided with Inhibitors of Atp Synthesis
CN101031254B (zh) 2004-09-27 2010-10-27 库克公司 包括具有轴向弯曲部的支杆的可移除腔静脉过滤器
FR2881946B1 (fr) 2005-02-17 2008-01-04 Jacques Seguin Dispositif permettant le traitement de conduits corporels au niveau d'une bifurcation
US7988722B2 (en) * 2005-03-25 2011-08-02 Gordon Richard F Method for producing strain induced austenite
US8652193B2 (en) 2005-05-09 2014-02-18 Angiomed Gmbh & Co. Medizintechnik Kg Implant delivery device
JP5143342B2 (ja) * 2005-05-23 2013-02-13 Ｎｅｃトーキン株式会社 自律機能性ステント
JP4737518B2 (ja) * 2005-05-23 2011-08-03 Ｎｅｃトーキン株式会社 Ｔｉ−Ｎｉ−Ｎｂ合金素子
JP4910156B2 (ja) * 2006-03-20 2012-04-04 国立大学法人 筑波大学 高温形状記憶合金、アクチュエータおよび発動機
US20070293939A1 (en) * 2006-05-15 2007-12-20 Abbott Laboratories Fatigue resistant endoprostheses
WO2008030517A1 (en) * 2006-09-06 2008-03-13 Cook Incorporated Nickel-titanium alloy including a rare earth element
US20080269745A1 (en) 2007-04-24 2008-10-30 Osteolign, Inc. Thermo-chemically activated intramedullary bone stent
US8500787B2 (en) 2007-05-15 2013-08-06 Abbott Laboratories Radiopaque markers and medical devices comprising binary alloys of titanium
US8500786B2 (en) 2007-05-15 2013-08-06 Abbott Laboratories Radiopaque markers comprising binary alloys of titanium
DE102007047523B3 (de) * 2007-10-04 2009-01-22 Forschungszentrum Jülich GmbH Verfahren zur Herstellung von Halbzeuge aus NiTi-Formgedächtnislegierungen
US8801875B2 (en) * 2007-12-21 2014-08-12 Cook Medical Technologies Llc Radiopaque alloy and medical device made of this alloy
US8246672B2 (en) 2007-12-27 2012-08-21 Cook Medical Technologies Llc Endovascular graft with separately positionable and removable frame units
US9005274B2 (en) 2008-08-04 2015-04-14 Stentys Sas Method for treating a body lumen
US8246648B2 (en) 2008-11-10 2012-08-21 Cook Medical Technologies Llc Removable vena cava filter with improved leg
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US8329021B2 (en) 2010-10-28 2012-12-11 Palmaz Scientific, Inc. Method for mass transfer of micro-patterns onto medical devices
US10022212B2 (en) 2011-01-13 2018-07-17 Cook Medical Technologies Llc Temporary venous filter with anti-coagulant delivery method
GB2495772B (en) 2011-10-21 2014-02-12 Univ Limerick Method of forming a sintered nickel-titanium-rare earth (Ni-Ti-RE) alloy
CN102525696A (zh) * 2011-12-06 2012-07-04 常熟市碧溪新城特种机械厂 医用金属支架
US9212409B2 (en) 2012-01-18 2015-12-15 Cook Medical Technologies Llc Mixture of powders for preparing a sintered nickel-titanium-rare earth metal (Ni-Ti-RE) alloy
US20140255246A1 (en) * 2013-03-08 2014-09-11 Abbott Laboratories Medical device having niobium nitinol alloy
US9119904B2 (en) 2013-03-08 2015-09-01 Abbott Laboratories Guide wire utilizing a nickel—titanium alloy having high elastic modulus in the martensitic phase
US9339401B2 (en) 2013-03-08 2016-05-17 Abbott Laboratories Medical device utilizing a nickel-titanium ternary alloy having high elastic modulus
CN103305723B (zh) * 2013-05-23 2015-04-15 中国航空工业集团公司北京航空材料研究院 一种用Ti置换W的冶金工艺方法
CN104946931B (zh) * 2015-05-18 2017-01-18 中国石油大学(北京) Nb纳米带/马氏体态NiTi记忆合金基体复合丝材及其制法
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Also Published As

Publication number Publication date
JP4248618B2 (ja) 2009-04-02
CA2235783A1 (en) 1998-10-25
EP0873734A2 (de) 1998-10-28
EP0873734A3 (de) 1999-09-01
US20010007953A1 (en) 2001-07-12
EP0873734B1 (de) 2003-10-22
JPH1142283A (ja) 1999-02-16
US6312455B2 (en) 2001-11-06
DE69819063T2 (de) 2004-07-08
CA2235783C (en) 2008-11-04

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Legal Events

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8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: BOEHMERT & BOEHMERT, 28209 BREMEN