US 11,717,705 B1
Phantom holder for radiation therapy system
James Kerns, Katy, TX (US); Niklaus Schneider, Bonstetten (CH); Todd G Holmes, Bethlehem, PA (US); and Christian Stamm, Baden (CH)
Assigned to VARIAN MEDICAL SYSTEMS, INC., Palo Alto, CA (US)
Filed by VARIAN MEDICAL SYSTEMS, INC., Palo Alto, CA (US)
Filed on Aug. 1, 2022, as Appl. No. 17/878,645.
Application 17/878,645 is a continuation of application No. 17/721,331, filed on Apr. 14, 2022.
Int. Cl. A61N 5/10 (2006.01)
CPC A61N 5/1075 (2013.01) [A61N 2005/1076 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An apparatus in a radiation therapy system, the apparatus comprising:
a base configured to support a first quality assurance phantom at a first position and a second quality assurance phantom at a second position;
a first coupling element that comprises a first removable component that mates with a first indexing feature on a first side of a first patient treatment couch and a third removable component that mates with a third indexing feature on a first side of a second patient treatment couch; and
a second coupling element that comprises a second removable component that mates with a second indexing feature on a second side of the first patient treatment couch and a fourth removable component that mates with a fourth indexing feature on a second side of the second patient treatment couch,
wherein the first coupling element is disposed on a first side of the base, the second coupling element is disposed on a second side of the base, and the first side of the base is an opposite side to the second side of the base,
wherein the first removable component and the second removable component fix a position of the base relative to the first patient treatment couch,
wherein the third removable component and the fourth removable component fix a position of the base relative to the second patient treatment couch, and
wherein the first removable component does not mate with the third indexing feature on the first side of the second patient treatment couch.