(19)

(11)

EP 0 163 655 A1

(12)

(43) Date of publication: 11.12.1985 Bulletin 1985/50 (21) Application number: 84903588.0 (22) Date of filing: 17.09.1984

(51) International Patent Classification (IPC):  A61M 1/ 00( . ) A61M 1/ 28( . ) (86) International application number: PCT/US1984/001480 (87) International publication number: WO 1985/002122 (23.05.1985 Gazette 1985/12)

(84) Designated Contracting States: BE DE FR GB (30) Priority: 17.11.1983 US 19830552936 (71) Applicant: BAXTER TRAVENOL LABORATORIES, INC. Deerfield, IL 60015 (US)	(72) Inventor: SCHNELL, William, J. Libertyville, IL 60048 (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)