(19)

(11)

EP 0 457 867 A1

(12)

(43) Date of publication: 27.11.1991 Bulletin 1991/48 (21) Application number: 90917306.0 (22) Date of filing: 30.11.1990

(51) International Patent Classification (IPC):  A41B 13/ 04( . ) A61F 13/ 00( . ) A61F 5/ 44( . ) A61F 13/ 70( . ) (86) International application number: PCT/EP1990/002063 (87) International publication number: WO 1991/008722 (27.06.1991 Gazette 1991/14)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB GR IT LI NL SE (30) Priority: 09.12.1989 CH 19890004425 (71) Applicant: Leone, Demetrio CH-8437 Zurzach (CH)	(72) Inventor: Leone, Demetrio CH-8437 Zurzach (CH) (74) Representative: Breiter, Heinz  Patentanwälte Breiter + Wiedmer AG Postfach 366 CH-8413 Neftenbach-Zürich CH-8413 Neftenbach-Zürich (CH)