(19)

(11)

EP 3 658 239 A1

(12)

(43) Date of publication: 03.06.2020 Bulletin 2020/23 (21) Application number: 18753063.9 (22) Date of filing: 20.07.2018

(51) International Patent Classification (IPC):  A62B 7/10(2006.01) A62B 18/04(2006.01) A62B 18/00(2006.01) (86) International application number: PCT/EP2018/069716 (87) International publication number: WO 2019/020503 (31.01.2019 Gazette 2019/05)

(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: KH MA MD TN (30) Priority: 28.07.2017 WO PCT/CN2017/094942 24.08.2017 EP 17187716 (71) Applicant: Koninklijke Philips N.V. 5656 AG Eindhoven (NL)	(72) Inventors: ZHANG, Peng 5656 AE Eindhoven (NL) CHEN, Weizhong 5656 AE Eindhoven (NL) SHI, Jun 5656 AE Eindhoven (NL) CHEN, Shuang 5656 AE Eindhoven (NL) SU, Wei 5656 AE Eindhoven (NL) ZHANG, Qiushi 5656 AE Eindhoven (NL) (74) Representative: Philips Intellectual Property & Standards  High Tech Campus 5 5656 AE Eindhoven 5656 AE Eindhoven (NL)