RT Align - Leeds Test Objects
RT Align - Leeds Test Objects
Features
Radiation vs. Light field coincidence Field size check Couch travel check (3 dimensions) EPID scaling and travel Couch rotation Isocenter alignment
Routine QA
- Perform EPID-based field size and light field coincidence checks
- EPID scaling and movement using embedded BBs
- Variety of couch movement tests including 3 dimensional travel and rotation
- Isocenter alignment (Winston-Lutz) tests using central BB marker
General Features
- Laser alignment marks
- Use on EPID surface or couch
- Fiducial marks for 5x5, 10x10, 15x15, and 20x20 field sizes Embedded BBs for phantom edges, center, and offset locations
- Lightweight construction
- Accurate placement of alignment marks and BBs
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