(19)

(11)

EP 2 242 421 A2

(12)

(88) Date of publication A3: 17.09.2009 (43) Date of publication: 27.10.2010 Bulletin 2010/43 (21) Application number: 09704892.0 (22) Date of filing: 23.01.2009

(51) International Patent Classification (IPC):  A61B 5/02(2006.01) A61M 1/10(2006.01) (86) International application number: PCT/US2009/031906 (87) International publication number: WO 2009/094590 (30.07.2009 Gazette 2009/31)

(84) Designated Contracting States: 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 SE SI SK TR Designated Extension States: AL BA RS (30) Priority: 25.01.2008 US 20498 (71) Applicant: Tandem Diabetes Care, Inc. San Diego, CA 92122 (US)	(72) Inventor: DIPERNA, Paul, M. San Clemente CA 92673 (US) (74) Representative: Schwabe - Sandmair - Marx  Patentanwälte Stuntzstraße 16 81677 München 81677 München (DE)