(19)

(11)

EP 0 047 236 A1

(12)

(43) Date of publication: 17.03.1982 Bulletin 1982/11 (21) Application number: 80900510.0 (22) Date of filing: 10.03.1980

(51) International Patent Classification (IPC):  A61M 1/ 00( . ) A61M 27/ 00( . ) (86) International application number: PCT/SE1980/000069 (87) International publication number: WO 1981/002523 (17.09.1981 Gazette 1981/22)

(84) Designated Contracting States: AT CH DE FR GB NL SE (71) Applicant: SVENSSON, Jan Axel S-561 35 Huskvarna (SE)	(72) Inventor: SVENSSON, Jan Axel S-561 35 Huskvarna (SE) (74) Representative: Ström, Tore  Ström & Gulliksson AB Studentgatan 1 P.O. Box 4188 S-203 13 Malmö S-203 13 Malmö (SE)