(19)

(11)

EP 0 048 757 A1

(12)

(43) Date of publication: 07.04.1982 Bulletin 1982/14 (21) Application number: 81901377.0 (22) Date of filing: 01.12.1980

(51) International Patent Classification (IPC):  A61N 1/ 40( . ) A61N 2/ 02( . ) (86) International application number: PCT/US1980/001602 (87) International publication number: WO 1981/002833 (15.10.1981 Gazette 1981/24)

(84) Designated Contracting States: CH DE FR LI (30) Priority: 04.04.1980 US 19800137541 (71) Applicant: KALFAIAN, Meguer V. Los Angeles, CA 90029 (US)	(72) Inventor: KALFAIAN, Meguer V. Los Angeles, CA 90029 (US) (74) Representative: Bardo, Julian Eason, et al  Abel & Imray Northumberland House 303-306 High Holborn London, WC1V 7LH London, WC1V 7LH (GB)