(19)

(11)

EP 0 757 552 A1

(12)

(43) Date of publication: 12.02.1997 Bulletin 1997/07 (21) Application number: 94900911.0 (22) Date of filing: 22.11.1993

(51) International Patent Classification (IPC):  A61H 23/ 04( . ) (86) International application number: PCT/GB1993/002401 (87) International publication number: WO 1994/012141 (09.06.1994 Gazette 1994/13)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB IT LI NL SE (30) Priority: 23.11.1992 US 19920980580 (71) Applicant: NOVAMEDIX LTD. Andover Hants SP10 5NW (GB)	(72) Inventor: FOX, Roger Harrington Torquay, Devon TQ1 2PN (GB) (74) Representative: Allsop, John Rowland, et al  Rowland Allsop & Co., 10 London End Beaconsfield, Bucks. HP9 2JH Beaconsfield, Bucks. HP9 2JH (GB)