(19)

(11)

EP 0 120 937 A1

(12)

(43) Date of publication: 10.10.1984 Bulletin 1984/41 (21) Application number: 83903350.0 (22) Date of filing: 29.09.1983

(51) International Patent Classification (IPC):  A61M 31/ 00( . ) A61F 9/ 00( . ) G09B 23/ 30( . ) A61F 2/ 16( . ) A61K 9/ 00( . ) (86) International application number: PCT/US1983/001531 (87) International publication number: WO 1984/001297 (12.04.1984 Gazette 1984/10)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 30.09.1982 US 19820432409 26.11.1982 US 19820444376 (71) Applicant: MICHELSON, Paul E. La Jolla CA 92037 (US)	(72) Inventor: MICHELSON, Paul E. La Jolla CA 92037 (US) (74) Representative: Brown, John David  FORRESTER & BOEHMERT Franz-Joseph-Strasse 38 D-80801 München D-80801 München (DE)