(19)

(11)

EP 0 067 195 A1

(12)

(43) Date of publication: 22.12.1982 Bulletin 1982/51 (21) Application number: 82900163.0 (22) Date of filing: 18.12.1981

(51) International Patent Classification (IPC):  A61M 16/ 20( . ) (86) International application number: PCT/SE1981/000381 (87) International publication number: WO 1982/002147 (08.07.1982 Gazette 1982/17)

(84) Designated Contracting States: DE FR GB NL (30) Priority: 19.12.1980 SE 19800009026 (71) Applicant: KAROLINSKA INSTITUTET S-104 01 Stockholm 60 (SE)	(72) Inventor: RIBBE, Tommy S-125 32 Älvsjö (SE)