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EP 4 433 993 A1

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(43) Date of publication: 25.09.2024 Bulletin 2024/39 (21) Application number: 22830937.3 (22) Date of filing: 18.11.2022

(51) International Patent Classification (IPC):  G06T 7/30(2017.01) G06T 7/70(2017.01) (52) Cooperative Patent Classification (CPC): A61B 34/20; A61B 2034/2055; A61B 2090/376; A61B 2090/3983; A61B 2017/00725; A61B 2090/3735; A61B 2090/374; A61B 2090/3762; A61B 2090/378; G06T 2207/10116; G06T 2207/10072; G06T 2207/30012; G06T 7/32 (86) International application number: PCT/IB2022/061161 (87) International publication number: WO 2023/089566 (25.05.2023 Gazette 2023/21)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 18.11.2021 US 202163264250 P 01.07.2022 US 202217856158 01.07.2022 US 202217856289 01.07.2022 US 202217856297 01.07.2022 US 202217856301 (71) Applicant: Remex Medical Corp. Taichung City, Taiwan (TW)

(72) Inventors: LIN, Sheng-fang Taichung City, Taiwan 40852 (TW) CHENG, Ying-yi Taichung City, Taiwan 40852 (TW) LIN, Chen-Tai Taichung City, Taiwan 40852 (TW) CHENG, Shan-Chien Taichung City, Taiwan 40852 (TW) (74) Representative: Ström & Gulliksson AB  Box 5275 102 46 Stockholm 102 46 Stockholm (SE)