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(11)

EP 3 554 606 A2

(12)

(88) Date of publication A3: 26.07.2018 (43) Date of publication: 23.10.2019 Bulletin 2019/43 (21) Application number: 17881096.6 (22) Date of filing: 13.12.2017

(51) International Patent Classification (IPC):  A61M 21/00(2006.01) A61N 1/04(2006.01) A61B 5/0476(2006.01) A61N 1/36(2006.01) A61N 2/00(2006.01) (86) International application number: PCT/US2017/066012 (87) International publication number: WO 2018/111997 (21.06.2018 Gazette 2018/25)

(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 TN (30) Priority: 16.12.2016 US 201615381252 16.12.2016 US 201615381360 16.12.2016 US 201615381447 (71) Applicant: ELWHA LLC Bellevue, WA 98005-4046 (US)	(72) Inventors: GOODALL, Eleanor V. Seattle, Washington 98144 (US) HYDE, Roderick A. Redmond, Washington 98052 (US) LEUTHARDT, Eric C. St. Louis, Missouri 63124 (US) MALASKA, Stephen L. Snoqualmie, Washington 98065 (US) SWEENEY, Elizabeth A. Seattle, Washington 98133 (US) (74) Representative: D Young & Co LLP  120 Holborn London EC1N 2DY London EC1N 2DY (GB)