(19)

(11)

EP 0 662 850 A1

(12)

(43) Date of publication: 19.07.1995 Bulletin 1995/29 (21) Application number: 94918645.0 (22) Date of filing: 08.04.1994

(51) International Patent Classification (IPC):  A61M 39/ 00( . ) A61M 5/ 14( . ) (86) International application number: PCT/US1994/003857 (87) International publication number: WO 1995/001196 (12.01.1995 Gazette 1995/03)

(84) Designated Contracting States: BE DE FR GB (30) Priority: 30.06.1993 US 19930085999 (71) Applicant: BAXTER INTERNATIONAL INC. Deerfield, Illinois 60015 (US)	(72) Inventors: GORMAN, Brian, J. Lake Geneva, WI 53147 (US) NORDQUIST, Jeffrey, S. Barrington, IL 60010 (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)