(19)

(11)

EP 0 731 719 A1

(12)

(43) Date of publication: 18.09.1996 Bulletin 1996/38 (21) Application number: 94909411.0 (22) Date of filing: 01.12.1993

(51) International Patent Classification (IPC):  A61M 5/ 148( . ) A61M 5/ 145( . ) A61M 5/ 142( . ) (86) International application number: PCT/US1993/011660 (87) International publication number: WO 1995/015191 (08.06.1995 Gazette 1995/24)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (71) Applicant: FLORA INC. Menlo Park, CA 94025 (US)	(72) Inventors: ATHAYDE, Amulya, L. Menlo Park, CA 94025 (US) FASTE, Rolf, A. Stanford, CA 94305 (US) (74) Representative: Gallafent, Richard John  GALLAFENT & CO. 8 Staple Inn London WCIV 7QH London WCIV 7QH (GB)