(19)

(11)

EP 3 487 408 A1

(12)

(43) Date of publication: 29.05.2019 Bulletin 2019/22 (21) Application number: 17745445.1 (22) Date of filing: 18.07.2017

(51) International Patent Classification (IPC):  A61B 5/20(2006.01) A61G 9/00(2006.01) A61F 5/453(2006.01) G01G 17/04(2006.01) G01G 19/18(2006.01) A61B 10/00(2006.01) A61F 5/451(2006.01) A61F 5/455(2006.01) G01G 19/14(2006.01) (86) International application number: PCT/GB2017/000111 (87) International publication number: WO 2018/020197 (01.02.2018 Gazette 2018/05)

(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 MD (30) Priority: 25.07.2016 GB 201612801 (71) Applicant: Nicolas Bryan Limited Brighouse, West Yorkshire HD6 2AL (GB)	(72) Inventor: BRYAN, Dr Nicolas Paul Brighouse West Yorkshire HD6 2AL (GB) (74) Representative: Bray, Lilian Janet  L.J. Bray & Co. Raw Holme Midgehole Road Hebden Bridge West Yorkshire HX7 7AF Hebden Bridge West Yorkshire HX7 7AF (GB)