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Title:
ANTITHROMBOTIC COMPOSITIONS AND MEDICAL INSTRUMENTS CONTAINING THE SAME
Document Type and Number:
WIPO Patent Application WO/2002/098344
Kind Code:
A1
Abstract:
Antithrombotic compositions containing an ionic complex composed of an organic cation mixture and heparin or a heparin derivative wherein the organic cation mixture is a mixture of at least two ammonium salts [provided that the case where the organic cation mixture is a mixture of didodecyldimethylammonium with at least one ammonium salt selected from among ammonium salts having four aliphatic groups, wherein these 2 aliphatic groups have 30 to 38 carbon atoms in total and 2 of the 4 aliphatic groups are each an alkyl group having 10 or more carbon atoms, is excluded]. These antithrombotic compositions can impart excellent antithrombotic properties lasting over a long period of time to medical instruments.

Inventors:
KASHIWABARA SUSUMU (JP)
TANAKA HIDENORI (JP)
SATO MASAKI (JP)
Application Number:
PCT/JP2002/005542
Publication Date:
December 12, 2002
Filing Date:
June 05, 2002
Export Citation:
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Assignee:
TOYO BOSEKI (JP)
KASHIWABARA SUSUMU (JP)
TANAKA HIDENORI (JP)
SATO MASAKI (JP)
International Classes:
A61L33/00; A61L33/10; B29D7/01; C08J5/18; (IPC1-7): A61J1/00; A61L33/10
Foreign References:
JPH11164882A1999-06-22
JPH09187502A1997-07-22
JPH09169801A1997-06-30
JPH07108061A1995-04-25
JPH04197264A1992-07-16
Other References:
See also references of EP 1402871A4
Attorney, Agent or Firm:
Takashima, Hajime (2-14 Fushimimachi 4-chome, Chuo-k, Osaka-shi Osaka, JP)
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