(19)

(11)

EP 0 971 654 A2

(12)

(88) Date of publication A3: 05.11.1998 (43) Date of publication: 19.01.2000 Bulletin 2000/03 (21) Application number: 98928186.0 (22) Date of filing: 19.03.1998

(51) International Patent Classification (IPC)7: A61F 5/00 (86) International application number: PCT/EP9801/777 (87) International publication number: WO 9841/173 (24.09.1998 Gazette 1998/38)

(84) Designated Contracting States: AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE (30) Priority: 20.03.1997 IE 970216 (71) Applicant: Nsubuga, Martin Wycombe HP11 2TT (GB)	(72) Inventor: Nsubuga, Martin Wycombe HP11 2TT (GB) (74) Representative: Duffy, Assumpta Dympna et al F. R. Kelly & Co.,27 Clyde Road,Ballsbridge Dublin 4 Dublin 4 (IE)