(19)

(11)

EP 0 318 479 A1

(12)

(43) Date of publication: 07.06.1989 Bulletin 1989/23 (21) Application number: 87904304.0 (22) Date of filing: 09.07.1987

(51) International Patent Classification (IPC):  A61M 5/ 32( . ) A61B 19/ 02( . ) (86) International application number: PCT/GB1987/000483 (87) International publication number: WO 1988/000067 (14.01.1988 Gazette 1988/02)

(84) Designated Contracting States: CH DE FR IT LI NL (30) Priority: 09.07.1986 GB 19860016770 08.04.1987 GB 19870008363 (71) Applicant: LEES, Anthony Peterchurch, Hereford (GB)	(72) Inventor: LEES, Anthony Peterchurch, Hereford (GB) (74) Representative: Austin, Hedley William, et al  Urquhart-Dykes & Lord Alexandra House 1 Alexandra Road Swansea West Glamorgan SA1 5ED Swansea West Glamorgan SA1 5ED (GB)