(19)

(11)

EP 2 510 520 A2

(12)

(88) Date of publication A3: 08.12.2011 (43) Date of publication: 17.10.2012 Bulletin 2012/42 (21) Application number: 10845972.8 (22) Date of filing: 07.12.2010

(51) International Patent Classification (IPC):  G21G 1/00(2006.01) (86) International application number: PCT/US2010/059241 (87) International publication number: WO 2011/126522 (13.10.2011 Gazette 2011/41)

(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 (30) Priority: 07.12.2009 US 267295 P (71) Applicant: Medi-Physics, Inc. Princeton, NJ 08540 (US)	(72) Inventors: SHANKS, Charles Cary, Illinois 60013 (US) CORNELL, Richard Woodstock, Illinois 60098 (US) BOLENBAUGH, David W. Wheeling, Illinois 60090 (US) (74) Representative: Bannan, Sally  GE Healthcare Limited Pollards Wood Nightingales Lane Chalfont St Giles Buckinghamshire HP8 4SP Chalfont St Giles Buckinghamshire HP8 4SP (GB)