DE3650342D1 - Verfahren zur Herstellung eines Formteils mit Formgedächtniseigenschaften sowie einige dieser erhaltenen Formteile. - Google Patents

Verfahren zur Herstellung eines Formteils mit Formgedächtniseigenschaften sowie einige dieser erhaltenen Formteile.

Info

Publication number
DE3650342D1
DE3650342D1 DE3650342T DE3650342T DE3650342D1 DE 3650342 D1 DE3650342 D1 DE 3650342D1 DE 3650342 T DE3650342 T DE 3650342T DE 3650342 T DE3650342 T DE 3650342T DE 3650342 D1 DE3650342 D1 DE 3650342D1
Authority
DE
Germany
Prior art keywords
composition
transition temperature
predetermined lower
configuration
producing
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
DE3650342T
Other languages
English (en)
Other versions
DE3650342T2 (de
Inventor
Robert S Ward
Judy S Riffle
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.)
Thoratec LLC
Original Assignee
Thoratec LLC
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 Thoratec LLC filed Critical Thoratec LLC
Application granted granted Critical
Publication of DE3650342D1 publication Critical patent/DE3650342D1/de
Publication of DE3650342T2 publication Critical patent/DE3650342T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L101/00—Compositions of unspecified macromolecular compounds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M25/00—Catheters; Hollow probes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/2004—Excipients; Inactive ingredients
    • A61K9/2022—Organic macromolecular compounds
    • A61K9/2031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyethylene oxide, poloxamers
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/20—Pills, tablets, discs, rods
    • A61K9/2004—Excipients; Inactive ingredients
    • A61K9/2022—Organic macromolecular compounds
    • A61K9/2031—Organic macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyethylene glycol, polyethylene oxide, poloxamers
    • A61K9/204—Polyesters, e.g. poly(lactide-co-glycolide)
    • 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
    • A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
    • A61L29/04—Macromolecular materials
    • A61L29/049—Mixtures of macromolecular compounds
    • 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
    • A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
    • A61L29/14—Materials characterised by their function or physical properties, e.g. lubricating compositions
    • 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
    • A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
    • A61L29/14—Materials characterised by their function or physical properties, e.g. lubricating compositions
    • A61L29/141—Plasticizers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/003—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor characterised by the choice of material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—Polyurethanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—Polyurethanes
    • C08L75/06—Polyurethanes from polyesters
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2280/00—Compositions for creating shape memory
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/02—Applications for biomedical use
DE3650342T 1985-01-04 1986-01-06 Verfahren zur Herstellung eines Formteils mit Formgedächtniseigenschaften sowie einige dieser erhaltenen Formteile. Expired - Lifetime DE3650342T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US68879385A 1985-01-04 1985-01-04

Publications (2)

Publication Number Publication Date
DE3650342D1 true DE3650342D1 (de) 1995-07-27
DE3650342T2 DE3650342T2 (de) 1995-11-02

Family

ID=24765798

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3650342T Expired - Lifetime DE3650342T2 (de) 1985-01-04 1986-01-06 Verfahren zur Herstellung eines Formteils mit Formgedächtniseigenschaften sowie einige dieser erhaltenen Formteile.

Country Status (7)

Country Link
EP (2) EP0422693B1 (de)
JP (1) JPS62501778A (de)
KR (1) KR870700372A (de)
AT (1) ATE124072T1 (de)
AU (1) AU5302086A (de)
DE (1) DE3650342T2 (de)
WO (1) WO1986003980A1 (de)

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US5025799A (en) * 1987-05-13 1991-06-25 Wilson Bruce C Steerable memory alloy guide wires
DE68923772T2 (de) * 1988-12-23 1996-04-25 Asahi Chemical Ind Polymerharz mit Formerinnerungsvermögen, Harzzusammensetzung und Formteile mit Fähigkeit zur Formerinnerung.
US5189110A (en) * 1988-12-23 1993-02-23 Asahi Kasei Kogyo Kabushiki Kaisha Shape memory polymer resin, composition and the shape memorizing molded product thereof
JP3120180B2 (ja) * 1990-12-31 2000-12-25 バクスター、インターナショナル、インコーポレイテッド 医療用グレードのチューブのための改良された材料
WO1993017074A1 (en) * 1992-02-24 1993-09-02 Baxter International Inc. Polymer blends for torque transmitting catheters
DE4217165C1 (de) * 1992-05-23 1993-08-19 Rehau Ag + Co, 8673 Rehau, De
DE4243799A1 (de) * 1992-12-23 1994-06-30 Bayer Ag Siloxanblockcopolymer-modifizierte thermoplastische Polyurethane
JP3732404B2 (ja) 1998-02-23 2006-01-05 ニーモサイエンス ゲーエムベーハー 形状記憶ポリマー組成物、形状記憶製品を形成する方法、および形状を記憶する組成物を形成する方法
JP4570707B2 (ja) * 1998-06-02 2010-10-27 テルモ株式会社 留置カテーテル
JP4570708B2 (ja) * 1998-06-02 2010-10-27 テルモ株式会社 分子量の異なる複数のポリグリコールを含有するポリウレタン樹脂からなる留置カテーテル
AUPQ170799A0 (en) * 1999-07-20 1999-08-12 Cardiac Crc Nominees Pty Limited Shape memory polyurethane or polyurethane-urea polymers
WO2001091822A1 (en) * 2000-05-31 2001-12-06 Mnemoscience Gmbh Shape memory thermoplastics and polymer networks for tissue engineering
US8158143B2 (en) 2000-07-14 2012-04-17 Helmholtz-Zentrum Geesthacht Zentrum Fuer Material- Und Kuestenforschung Gmbh Systems for releasing active ingredients, based on biodegradable or biocompatible polymers with a shape memory effect
WO2002083767A1 (en) * 2001-04-11 2002-10-24 Cheong Seok Hong Shape memory polymer structure having lattic frame
US7670302B2 (en) * 2001-12-18 2010-03-02 Boston Scientific Scimed, Inc. Super elastic guidewire with shape retention tip
DE10208211A1 (de) 2002-02-26 2003-09-11 Mnemoscience Gmbh Polymere Netzwerke
JP2005527571A (ja) * 2002-04-10 2005-09-15 ネモサイエンス、ゲーエムベーハー 陽イオン系試剤を使用して毛髪において形状記憶効果を達成する方法
DE10215858A1 (de) * 2002-04-10 2004-03-18 Mnemoscience Gmbh Verfahren zur Haarbehandlung mit Formgedächtnispolymeren
DE10217351B3 (de) 2002-04-18 2004-02-12 Mnemoscience Gmbh Interpenetrierende Netzwerke
DK1519713T3 (da) * 2002-07-10 2011-01-10 Geesthacht Gkss Forschung Systemer til frisætning af aktive ingredienser baseret på bionedbrydelige eller bioforligelige polymerer med en formhukommelseseffekt
JP4530990B2 (ja) 2002-10-11 2010-08-25 ユニバーシティ オブ コネチカット 形状記憶特性を有するアモルファス及び半結晶質ポリマーのブレンド
US7794494B2 (en) 2002-10-11 2010-09-14 Boston Scientific Scimed, Inc. Implantable medical devices
WO2004033553A1 (en) 2002-10-11 2004-04-22 University Of Connecticut Crosslinked polycyclooctene
AU2003277332B2 (en) * 2002-10-11 2009-03-12 University Of Connecticut Shape memory polymers based on semicrystalline thermoplastic polyurethanes bearing nanostructured hard segments
US7976936B2 (en) 2002-10-11 2011-07-12 University Of Connecticut Endoprostheses
US7524914B2 (en) 2002-10-11 2009-04-28 The University Of Connecticut Shape memory polymers based on semicrystalline thermoplastic polyurethanes bearing nanostructured hard segments
DE10300271A1 (de) 2003-01-08 2004-07-22 Mnemoscience Gmbh Photosensitive polymere Netzwerke
US11820852B2 (en) 2004-08-16 2023-11-21 Lawrence Livermore National Security, Llc Shape memory polymers
US9051411B2 (en) 2004-08-16 2015-06-09 Lawrence Livermore National Security, Llc Shape memory polymers
US7828790B2 (en) 2004-12-03 2010-11-09 Boston Scientific Scimed, Inc. Selectively flexible catheter and method of use
US8043361B2 (en) 2004-12-10 2011-10-25 Boston Scientific Scimed, Inc. Implantable medical devices, and methods of delivering the same
FR2881353B1 (fr) * 2005-02-03 2008-12-05 Vygon Sa Perfectionnement aux embouts de ponction et aux tubes catheters
US8034046B2 (en) * 2006-04-13 2011-10-11 Boston Scientific Scimed, Inc. Medical devices including shape memory materials
EP2175819B8 (de) 2007-11-08 2015-10-21 Renew Medical, Inc. Vorrichtung und system für darminkontinenz
JP5275139B2 (ja) * 2009-06-03 2013-08-28 株式会社イシダ 熱可塑性ポリウレタン成形物およびその製造方法
DE102009025293A1 (de) * 2009-06-15 2010-12-16 Adolf Pfaff & Dr. Karl-Friedrich Reichenbach GbR (vertretungsberechtigter Gesellschafter: Adolf Pfaff, 79183 Waldkirch) Radioopake Formgedächtnis-Polymere
JP7343515B2 (ja) * 2018-09-10 2023-09-12 三洋化成工業株式会社 ポリウレタン樹脂組成物

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US3384679A (en) * 1965-04-29 1968-05-21 Goodrich Co B F Composition comprising blend of thermoplastic polyurethane elastomer and phenoxy resin
DE1704160A1 (de) * 1968-02-17 1971-04-22 Kabel Und Metallwerke Guthoffn Verwendung von C-O- und N-H-Gruppen enthaltendem Polyurethan als Material fuer Schrumpfartikel
US3619455A (en) * 1968-04-19 1971-11-09 Pennsylvania Fluorocarbon Co I Heat deformable elastomeric articles
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Also Published As

Publication number Publication date
KR870700372A (ko) 1987-12-28
ATE124072T1 (de) 1995-07-15
AU5302086A (en) 1986-07-29
EP0422693A2 (de) 1991-04-17
JPS62501778A (ja) 1987-07-16
DE3650342T2 (de) 1995-11-02
WO1986003980A1 (en) 1986-07-17
EP0211851A1 (de) 1987-03-04
EP0422693B1 (de) 1995-06-21
EP0211851A4 (de) 1988-01-28
EP0422693A3 (en) 1991-07-17

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