(19)

(11)

EP 0 064 054 A1

(12)

(43) Date of publication: 10.11.1982 Bulletin 1982/45 (21) Application number: 81900833.0 (22) Date of filing: 16.10.1980

(51) International Patent Classification (IPC):  A61L 9/ 05( . ) E03D 9/ 02( . ) (86) International application number: PCT/US1980/001382 (87) International publication number: WO 1982/001319 (29.04.1982 Gazette 1982/11)

(84) Designated Contracting States: AT CH DE FR GB LI LU NL SE (71) Applicant: KOSTI, Carl M. Bloomfield Hills, MI 48013 (US)	(72) Inventor: KOSTI, Carl M. Bloomfield Hills, MI 48013 (US) (74) Representative: Martin, Jean-Jacques  Cabinet REGIMBEAU 26, Avenue Kléber F-75116 Paris F-75116 Paris (FR)