(19)

(11)

EP 0 715 528 A1

(12)

(43) Date of publication: 12.06.1996 Bulletin 1996/24 (21) Application number: 93920367.0 (22) Date of filing: 27.08.1993

(51) International Patent Classification (IPC):  A61M 39/ 04( . ) (86) International application number: PCT/US1993/008045 (87) International publication number: WO 1995/005863 (02.03.1995 Gazette 1995/10)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE (71) Applicant: St. Paul Medical, Inc. St. Paul MN 55105 (US)	(72) Inventors: TURNBULL, Christopher, J. St. Paul, MN 55105 (US) GLOBENSKY, Richard, L. Anoka, MN 55304 (US) (74) Representative: Strasser, Wolfgang, Dipl.-Phys, et al  Patentanwälte Strohschänk, Uri, Strasser & Englaender Innere Wiener Strasse 8 D-81667 München D-81667 München (DE)