(19)

(11)

EP 0 955 878 A1

(12)

(43) Date of publication: 17.11.1999 Bulletin 1999/46 (21) Application number: 98960088.0 (22) Date of filing: 23.11.1998

(51) International Patent Classification (IPC):  A61B 5/ 053( . ) A61N 1/ 20( . ) A61K 41/ 00( . ) (86) International application number: PCT/IT1998/000336 (87) International publication number: WO 1999/026532 (03.06.1999 Gazette 1999/22)

(84) Designated Contracting States: AT BE DE DK ES FR GB IT NL SE (30) Priority: 24.11.1997 IT 1997PN00065 (71) Applicant: Biotekna S.r.l. 33080 Cimpello di Fiume Veneto (IT)	(72) Inventor: BOSCHIERO, Dario I-30020 Marcon (IT) (74) Representative: Gustorf, Gerhard, Dipl.-Ing.  Patentanwalt, Bachstrasse 6 A 84036 Landshut 84036 Landshut (DE)