(19)

(11)

EP 0 668 740 A1

(12)

(43) Date of publication: 30.08.1995 Bulletin 1995/35 (21) Application number: 93922360.0 (22) Date of filing: 24.09.1993

(51) International Patent Classification (IPC):  A61B 5/ 0408( . ) A61B 5/ 0478( . ) A61B 18/ 12( . ) A61B 5/ 042( . ) A61B 5/ 0492( . ) A61N 1/ 05( . ) (86) International application number: PCT/US1993/009059 (87) International publication number: WO 1994/007412 (14.04.1994 Gazette 1994/09)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 25.09.1992 US 19920951730 (71) Applicant: EP TECHNOLOGIES, INC. Sunnyvale, California 94086 (US)	(72) Inventor: KORDIS, Thomas, F. Synnyvale, CA 94086 (US) (74) Representative: Adams, William Gordon, et al  RAWORTH, MOSS & COOK 36 Sydenham Road Croydon Surrey CR0 2EF Croydon Surrey CR0 2EF (GB)