(19)

(11)

EP 0 536 296 A1

(12)

(43) Date of publication: 14.04.1993 Bulletin 1993/15 (21) Application number: 91913163.0 (22) Date of filing: 18.06.1991

(51) International Patent Classification (IPC):  A61M 25/ 00( . ) (86) International application number: PCT/US1991/004336 (87) International publication number: WO 1992/000113 (09.01.1992 Gazette 1992/02)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IT LI LU NL SE (30) Priority: 26.06.1990 US 19900545311 (71) Applicant: CARDIOVASCULAR THERAPEUTIC TECHNOLOGIES, INC. Woodside, CA 94062 (US)	(72) Inventor: GRAOR, Robert, A. Brecksville, OH 44141 (US) (74) Representative: Howden, Christopher Andrew  FORRESTER & BOEHMERT Franz-Joseph-Strasse 38 D-80801 München D-80801 München (DE)