(19)

(11)

EP 0 086 834 A1

(12)

(43) Date of publication: 31.08.1983 Bulletin 1983/35 (21) Application number: 82902931.0 (22) Date of filing: 12.08.1982

(51) International Patent Classification (IPC):  A61B 19/ 00( . ) A61L 2/ 18( . ) (86) International application number: PCT/US1982/001108 (87) International publication number: WO 1983/000645 (03.03.1983 Gazette 1983/06)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 24.08.1981 US 19810295682 (71) Applicant: FLUCO Denver, CO 80231 (US)	(72) Inventors: RUCKER, Nolan C. Denver, CO 80231 (US) TAYLOR, Robert A. Denver, CO 80231 (US) (74) Representative: Sommerville, John Henry, et al  SOMMERVILLE & RUSHTON 11 Holywell Hill St. Albans Hertfordshire, AL1 1EZ St. Albans Hertfordshire, AL1 1EZ (GB)