Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1989-02-28
1989-10-10
Rosenbaum, C. Fred
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
623 11, 523113, A61M 5005
Patent
active
048728675
ABSTRACT:
This invention is a composition having anti-thrombogenic properties, comprising as essential constituent components a polyurethane or polyurethane urea containing polytetramethylene oxide in its main chain, a water soluble and/or water swellable macromolecules, and a silicon-containing compound capable of forming polysiloxane while crosslinking; and a blood contact medical device having such a composition on blood contact surfaces. According to this invention, it is possible to provide on blood contact surfaces a hydrophilic polymer which is excellent in dynamic properties and very rich in the antithrombogenic properties, and the invention can be greatly contributory in the field of blood contact medical devices.
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Rose Sharon
Rosenbaum C. Fred
Ube Industries Ltd.
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