(19)

(11)

EP 0 431 102 A1

(12)

(43) Date of publication: 12.06.1991 Bulletin 1991/24 (21) Application number: 90908419.0 (22) Date of filing: 01.06.1990

(51) International Patent Classification (IPC):  A61M 1/ 00( . ) A61M 25/ 16( . ) (86) International application number: PCT/AU1990/000242 (87) International publication number: WO 1990/015636 (27.12.1990 Gazette 1990/29)

(84) Designated Contracting States: BE CH DE DK ES FR GB IT LI NL SE (30) Priority: 02.06.1989 AU 19890004547 (71) Applicant: BAXTER INTERNATIONAL INC. Deerfield, IL 60015 (US)	(72) Inventors: HALLETT, Michael, David Manly, NSW 2095 (AU) FARRELL, Peter, Craig Wollstoncraft, NSW 2065 (AU) MORAN, John East Melbourne, VIC 3002 (AU) POOLE-WARREN, Laura Kensington, NSW 2033 (AU) (74) Representative: MacGregor, Gordon, et al  ERIC POTTER CLARKSON St. Mary's Court St. Mary's Gate Nottingham, NG1 1LE Nottingham, NG1 1LE (GB)