GB2140438B - Blood compatible polymer mixture - Google Patents

Blood compatible polymer mixture

Info

Publication number
GB2140438B
GB2140438B GB08407416A GB8407416A GB2140438B GB 2140438 B GB2140438 B GB 2140438B GB 08407416 A GB08407416 A GB 08407416A GB 8407416 A GB8407416 A GB 8407416A GB 2140438 B GB2140438 B GB 2140438B
Authority
GB
United Kingdom
Prior art keywords
polymer mixture
compatible polymer
blood compatible
blood
mixture
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
Application number
GB08407416A
Other versions
GB8407416D0 (en
GB2140438A (en
Inventor
Robert Stanton Ward
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
Thoratec Laboratories 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 Thoratec LLC, Thoratec Laboratories Corp filed Critical Thoratec LLC
Priority to GB08407416A priority Critical patent/GB2140438B/en
Publication of GB8407416D0 publication Critical patent/GB8407416D0/en
Publication of GB2140438A publication Critical patent/GB2140438A/en
Application granted granted Critical
Publication of GB2140438B publication Critical patent/GB2140438B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/61—Polysiloxanes
    • 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
    • A61L33/00—Antithrombogenic treatment of surgical articles, e.g. sutures, catheters, prostheses, or of articles for the manipulation or conditioning of blood; Materials for such treatment
    • A61L33/06—Use of macromolecular materials
    • A61L33/062—Mixtures of macromolecular compounds
    • 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
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—Polyurethanes
GB08407416A 1980-02-29 1984-03-22 Blood compatible polymer mixture Expired GB2140438B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08407416A GB2140438B (en) 1980-02-29 1984-03-22 Blood compatible polymer mixture

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12584580A 1980-02-29 1980-02-29
GB08407416A GB2140438B (en) 1980-02-29 1984-03-22 Blood compatible polymer mixture

Publications (3)

Publication Number Publication Date
GB8407416D0 GB8407416D0 (en) 1984-05-02
GB2140438A GB2140438A (en) 1984-11-28
GB2140438B true GB2140438B (en) 1985-06-05

Family

ID=26287492

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08407416A Expired GB2140438B (en) 1980-02-29 1984-03-22 Blood compatible polymer mixture

Country Status (1)

Country Link
GB (1) GB2140438B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4675361A (en) * 1980-02-29 1987-06-23 Thoratec Laboratories Corp. Polymer systems suitable for blood-contacting surfaces of a biomedical device, and methods for forming
US4861830A (en) * 1980-02-29 1989-08-29 Th. Goldschmidt Ag Polymer systems suitable for blood-contacting surfaces of a biomedical device, and methods for forming
US4839443A (en) * 1987-02-04 1989-06-13 Chisso Corporation Polysiloxane containing hydroxyl groups and a silicone-modified polyurethane using the same
DE4243799A1 (en) * 1992-12-23 1994-06-30 Bayer Ag Siloxane block copolymer modified thermoplastic polyurethanes
US5863627A (en) * 1997-08-26 1999-01-26 Cardiotech International, Inc. Hydrolytically-and proteolytically-stable polycarbonate polyurethane silicone copolymers
US6821295B1 (en) * 2000-06-26 2004-11-23 Thoratec Corporation Flared coronary artery bypass grafts
WO2002015951A2 (en) 2000-08-23 2002-02-28 Thoratec Corporation Coated vascular grafts and methods of use

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2345257C2 (en) * 1973-09-07 1975-09-18 Bayer Ag, 5090 Leverkusen Process for the production of microporous sheet-like structures based on polyurethane

Also Published As

Publication number Publication date
GB8407416D0 (en) 1984-05-02
GB2140438A (en) 1984-11-28

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20010222