(19)

(11)

EP 0 170 676 A1

(12)

(43) Date of publication: 12.02.1986 Bulletin 1986/07 (21) Application number: 85900833.0 (22) Date of filing: 04.01.1985

(51) International Patent Classification (IPC):  A61M 5/ 32( . ) (86) International application number: PCT/US1985/000003 (87) International publication number: WO 1985/003006 (18.07.1985 Gazette 1985/16)

(84) Designated Contracting States: AT DE FR (30) Priority: 12.01.1984 US 19840570258 (71) Applicant: SUMNER, Walton II Dallas, TX 75219 (US)	(72) Inventor: SUMNER, Walton II Dallas, TX 75219 (US) (74) Representative: UEXKÜLL & STOLBERG  Patentanwälte Beselerstrasse 4 D-22607 Hamburg D-22607 Hamburg (DE)