(19)

(11)

EP 4 025 146 A1

(12)

(43) Date of publication: 13.07.2022 Bulletin 2022/28 (21) Application number: 20771344.7 (22) Date of filing: 01.09.2020

(51) International Patent Classification (IPC):  A61B 18/12(2006.01) A61B 34/30(2016.01) A61B 90/98(2016.01) A61B 18/00(2006.01) A61B 18/16(2006.01) A61B 90/90(2016.01) A61B 17/00(2006.01) (52) Cooperative Patent Classification (CPC): A61B 18/1206; A61B 34/30; A61B 90/98; A61B 2018/00178; A61B 18/16; A61B 2018/00589; A61B 2018/00601; A61B 2018/128; A61B 2018/146; A61B 18/1445; A61B 2018/1425; A61B 2034/302; A61B 34/37; A61B 2034/742; A61B 34/74 (86) International application number: PCT/GB2020/052096 (87) International publication number: WO 2021/044136 (11.03.2021 Gazette 2021/10)

(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: KH MA MD TN (30) Priority: 03.09.2019 GB 201912667 (71) Applicant: CMR Surgical Limited Cambridge CB24 9NG (GB)	(72) Inventor: HENRYWOOD, Ross Hamilton Cambridge Cambridgeshire CB24 9NG (GB) (74) Representative: Slingsby Partners LLP  1 Kingsway London WC2B 6AN London WC2B 6AN (GB)