(19)

(11)

EP 0 696 897 A1

(12)

(43) Date of publication: 21.02.1996 Bulletin 1996/08 (21) Application number: 94912654.0 (22) Date of filing: 20.04.1994

(51) International Patent Classification (IPC):  A61B 3/ 16( . ) A61B 8/ 10( . ) (86) International application number: PCT/GB1994/000836 (87) International publication number: WO 1994/023642 (27.10.1994 Gazette 1994/24)

(84) Designated Contracting States: AT BE DE ES FR GB IT NL (30) Priority: 22.04.1993 GB 19930008286 (71) Applicant: TOLEMAN, Paul Cheshire M33 4PY (GB)	(72) Inventor: TOLEMAN, Paul Cheshire M33 4PY (GB) (74) Representative: Goodwin, Mark  Wilson, Gunn, M'Caw, 41-51 Royal Exchange, Cross Street Manchester M2 7BD Manchester M2 7BD (GB)