(19)

(11)

EP 1 171 537 A1

(12)

(43) Date of publication: 16.01.2002 Bulletin 2002/03 (21) Application number: 00919025.7 (22) Date of filing: 06.04.2000

(51) International Patent Classification (IPC)7: C09J 7/02, A61F 13/02, A61L 15/58, C09J 175/14 (86) International application number: PCT/GB0001/298 (87) International publication number: WO 0061/692 (19.10.2000 Gazette 2000/42)

(84) Designated Contracting States: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE Designated Extension States: AL LT LV MK RO SI (30) Priority: 09.04.1999 GB 9908000 (71) Applicant: Smith & Nephew PLC London WC2N 6LA (GB)	(72) Inventor: ANSELL, Christopher Easingwold,North Yorkshire YO61 3NR (GB) (74) Representative: Draggett, Peter Thornton et al Group Patents & Trade Marks Dept., Smith & Nephew Group Research Centre, York Science Park Heslington, York Y010 5DF Heslington, York Y010 5DF (GB)