(19)

(11)

EP 0 814 727 A1

(12)

(43) Date of publication: 07.01.1998 Bulletin 1998/02 (21) Application number: 96945684.0 (22) Date of filing: 18.12.1996

(51) International Patent Classification (IPC):  A61D 19/ 02( . ) (86) International application number: PCT/US1996/020884 (87) International publication number: WO 1997/022309 (26.06.1997 Gazette 1997/27)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 18.12.1995 US 19950581474 (71) Applicant: Botelho, Manuel P. Hilmar, CA 95324 (US)	(72) Inventor: Botelho, Manuel P. Hilmar, CA 95324 (US) (74) Representative: Baillie, Iain Cameron  Ladas & Parry, Altheimer Eck 2 80331 München 80331 München (DE)