(19)

(11)

EP 2 170 983 A2

(12)

(88) Date of publication A3: 25.06.2009 (43) Date of publication: 07.04.2010 Bulletin 2010/14 (21) Application number: 08781477.8 (22) Date of filing: 08.07.2008

(51) International Patent Classification (IPC):  C08K 3/26(2006.01) A61L 27/44(2006.01) C08L 67/04(2006.01) A61L 31/12(2006.01) (86) International application number: PCT/US2008/069391 (87) International publication number: WO 2009/009520 (15.01.2009 Gazette 2009/03)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 10.07.2007 GB 0713351 (71) Applicant: Smith & Nephew, Inc. Andover, MA 01810 (US)

(72) Inventors: FARRAR, David, Franklin York, Yorkshire YO10 4DG (GB) CLARK, Marcia, Elizabeth Rugby, Warwickshire CV23 0JS (GB) SCOTCHFORD, Colin, Anthony Beeston Rylands Nottinghamshire NG9 1LY (GB) GRANT, David, Malcolm Beeston Nottinghamshire NG9 2ES (GB) WALKER, Gavin Beeston Nottinghamshire NG9 4BA (GB) (74) Representative: Connors, Martin L.H.  Smith & Nephew Plc Research Centre York Science Park Heslington, York YO10 5DF Heslington, York YO10 5DF (GB)