QUASARTM Multi-Purpose Body Phantom
The QUASARTM Multi-Purpose Body Phantom is a flexible QA tool for dosimetric and non-dosimetric tests on radiation therapy systems, meeting guidelines like AAPM TG-53/66 and IEC 62083. It supports End-to-End QA for simulation, planning, and delivery systems. Motion capabilities can be added with a Respiratory Motion Assembly or Platform for enhanced testing.
Compatible with Machine/Modality/Application:
CBCT,
CT Simulation,
IGRT,
Machine Targeting,
TG66
Used for Workflow
Imaging QA RT,
Motion Management MQA

Features
Comprehensive Testing
Equipped with valuable tools for comprehensive quality assurance within radiation therapy, including image quality, contouring accuracy, CT spatial accuracy, TPS tissue density corrections and dose delivery.
Flexibility
Designed for simple interchangeability of inserts which enables measurements in various locations of the phantom as prescribed by Radiation Therapy testing authorities. Validate a broad range of applications with the adaptable QUASAR™ Multi-Purpose Body Phantom.
Compatibility
Perform cross-system verification on all x-ray-based systems designed to deliver IMRT, IGRT, VMAT, SRS and Tomotherapy.
Versatility
Easily converts to an IGRT motion phantom with the addition of the QUASAR™ Respiratory Motion Assembly or the QUASAR™ Motion Platform.
Accessories and Technical Specifications
Specifications
- Body Oval; 30 cm wide, 20 cm high, 12 cm long, acrylic, 6 kg
- 3 openings in Body Oval for Cylindrical Inserts, each opening is 8 cm diameter
- 6 openings & rods for Ion Chamber measurements, 2 cm diameter
- Electron density extension, 12 cm diameter with 5 openings at 3 cm diameter
- Laser & light field alignment marks
- Materials: acrylic, Delrin, polyethylene, epoxy resin (Electron Density rods), rubber
- User’s Guide with Quality Assurance Worksheets
- Optional Storage Container for shipping and handling
Optional Motion Assembly Specifications
- Drive unit; 20 cm long, 15 cm wide, 12 cm high, 5 kg, acrylic in field of view
- Respiratory Phantom mass; approximately 14 kg with Body Oval and all options
- Power Supply; Input, 100–240VAC, 47–63 Hz, International power cords available on request. Output, 24VDC, 2.1 A, 50 W. Approvals; CE, cUL
Optional Inserts
- 500-3100: Additional Acrylic Ion Chamber Holder
- 500-3175: Polystyrene Dummy Ion Chamber
- 500-3189: Spatial Resolution/Slice Profile Insert
- 500-3190: B10 Bone Rod with 5mm Titanium Insert
- 500-3195: Cedar Ion Chamber Holder
- 500-3185: MOSFET Holder
- 500-3322: Adapter for QUASAR™ Respiratory Motion Inserts
Optional Accessories
- 100-1012: QUASAR™ Respiratory Motion Assembly
- 500-3330: QUASAR™ Respiratory Motion Rotation Stage
- 500-2001: Heavy-duty Shipping Case 5kg (Phantom)
- 500-2004: Heavy-duty Shipping Case 5kg (Assembly)
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Brochures