(19)

(11)

EP 2 791 646 A1

(12)

(43) Date of publication: 22.10.2014 Bulletin 2014/43 (21) Application number: 12813940.9 (22) Date of filing: 11.12.2012

(51) International Patent Classification (IPC):  G01N 1/28(2006.01) (86) International application number: PCT/GB2012/053092 (87) International publication number: WO 2013/088134 (20.06.2013 Gazette 2013/25)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 15.12.2011 GB 201121545 (71) Applicant: Sandwell and West Birmingham Hospitals NHS Trust Birmingham, West Midlands B18 7QH (GB)	(72) Inventor: BERG, Jonathan Solihull West Midlands B92 7BB (GB) (74) Representative: Clark, David James  Appleyard Lees 15 Clare Road Halifax, Yorkshire HX1 2HY Halifax, Yorkshire HX1 2HY (GB)