(19)

(11)

EP 0 179 089 A1

(12)

(43) Date of publication: 30.04.1986 Bulletin 1986/18 (21) Application number: 85901695.0 (22) Date of filing: 04.03.1985

(51) International Patent Classification (IPC):  A61M 1/ 00( . ) A61M 39/ 16( . ) (86) International application number: PCT/US1985/000348 (87) International publication number: WO 1985/005040 (21.11.1985 Gazette 1985/25)

(84) Designated Contracting States: BE DE FR GB (30) Priority: 30.04.1984 US 19840605450 (71) Applicant: BAXTER TRAVENOL LABORATORIES, INC. Deerfield, IL 60015 (US)	(72) Inventor: KNAB, William, R. Wilmette, IL 60091 (US) (74) Representative: MacGregor, Gordon, et al  ERIC POTTER CLARKSON St. Mary's Court St. Mary's Gate Nottingham, NG1 1LE Nottingham, NG1 1LE (GB)