US 12,144,671 B2
Universal phantom for calibration and verification of optical and radiation systems
Christian Stamm, Baden (CH); Stefan Scheib, Waedenswil (CH); Andrea Kisrákói, Dunakeszi (HU); and Roland Meier, Herzogenbuchsee (CH)
Assigned to Siemens Healthineers International AG, Steinhausen (CH)
Filed by Varian Medical Systems International AG, Steinhausen (CH)
Filed on Dec. 22, 2021, as Appl. No. 17/560,005.
Prior Publication US 2023/0190221 A1, Jun. 22, 2023
Int. Cl. A61B 6/00 (2024.01); A61B 6/58 (2024.01); A61B 90/00 (2016.01); A61N 5/10 (2006.01)
CPC A61B 6/583 (2013.01) [A61B 90/39 (2016.02); A61N 5/1075 (2013.01); A61B 2090/3937 (2016.02); A61N 2005/1076 (2013.01); A61N 2005/1087 (2013.01); A61N 2005/1089 (2013.01); A61N 2005/1091 (2013.01)] 21 Claims
OG exemplary drawing
 
1. An apparatus, comprising:
a first phantom including a plurality of radiation markers; and
a second phantom including a plurality of optical markers, the second phantom being fixedly attachable to the first phantom in a position, the plurality of optical markers including a first optical marker and a second optical marker, and the first phantom being between the first optical marker and the second optical marker.