(19)

(11)

EP 3 169 234 A1

(12)

(43) Date of publication: 24.05.2017 Bulletin 2017/21 (21) Application number: 15741293.3 (22) Date of filing: 17.07.2015

(51) International Patent Classification (IPC):  A61B 5/145(2006.01) A61B 5/1486(2006.01) A61B 5/00(2006.01) (86) International application number: PCT/GB2015/052090 (87) International publication number: WO 2016/009228 (21.01.2016 Gazette 2016/03)

(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 Designated Extension States: BA ME Designated Validation States: MA (30) Priority: 17.07.2014 GB 201412696 (71) Applicant: IMPERIAL INNOVATIONS LIMITED Exhibition Road, London, Greater London SW7 2PG (GB)	(72) Inventors: CASS, Tony London SW7 2AZ (GB) SHARMA, Sanjiv London SW7 2AZ (GB) (74) Representative: Wilson, Alan Stuart  Barker Brettell LLP Medina Chambers Town Quay Southampton SO14 2AQ Southampton SO14 2AQ (GB)