(19)

(11)

EP 3 952 769 A1

(12)

(43) Date of publication: 16.02.2022 Bulletin 2022/07 (21) Application number: 20788691.2 (22) Date of filing: 13.04.2020

(51) International Patent Classification (IPC):  A61B 17/70(2006.01) (52) Cooperative Patent Classification (CPC): A61B 17/7067; A61B 2090/034; A61B 34/10; A61B 90/39; A61B 2090/3966; A61B 2034/105; A61B 2090/376; A61B 17/1671; A61B 90/37; A61B 17/1757; A61B 17/7056; A61B 2017/1602; A61B 17/7071; A61B 17/8866; A61B 17/7061; A61B 17/7047; A61B 17/7074 (86) International application number: PCT/US2020/027936 (87) International publication number: WO 2020/210801 (15.10.2020 Gazette 2020/42)

(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: 12.04.2019 US 201962833330 P (71) Applicant: Boehm, Frank H. New Hartford, NY 13413 (US)	(72) Inventor: Boehm, Frank H. New Hartford, NY 13413 (US) (74) Representative: Carstens, Dirk Wilhelm  Wagner & Geyer Partnerschaft mbB Patent- und Rechtsanwälte Gewürzmühlstraße 5 80538 München 80538 München (DE)