New for SGRT

The AVa™ Phantom
SteroPHAN™ Accessory

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Varian Announces Alliance
with Sun Nuclear

Elevate and Expand
Quality Assurance Offerings

Read the press release

See SunCHECK v5.0

Preview new features and enhanced functionality for our complete Quality Management platform.

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Best of QADS
Webinar Series

A selection of the highest-rated talks from the 2024 QA & Dosimetry Symposium

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Featured Solutions

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AVa Phantom
New product

AVa Phantom
SunSCAN™ 3D

SunSCAN™ 3D
SRS MapCHECK​

SRS MapCHECK​
MotionCHECK™ 3D
New product

MotionCHECK™ 3D
IQphan
New product

IQphan
SRS MR Distortion Phantom

SRS MR Distortion Phantom
Daily QA-MR

Daily QA-MR
MultiMet-WL Cube​

MultiMet-WL Cube​

Resources & Events

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News

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Varian Announces Alliance with Sun Nuclear to Elevate and Expand Quality Assurance Offerings

September 30, 2024

Sun Nuclear Showcases New Quality Management Solutions for Radiation Therapy Teams and Workflows at ESTRO Annual Meeting

May 3, 2024

Sun Nuclear Announces Landmark Update to Further Advance Radiation Therapy Workflows

April 29, 2024

Catching Errors: Why Independent QA Matters

Patient Safety Starts Here
1
A single monitor chamber was the source of fluctuating linac outputs. Daily QATM 3 caught it, protecting patients.1
~10%
A patient's spinal cord was overdosed by ~10%. The precise reason why was caught by SunCHECKTM Patient.2
52
A year of weekly trajectory file measurements on 2 linacs found no errors. Concurrent EPID-based data caught many.3
>1 mm
“It has been clinically observed the log-file derived leaf positions can differ from their actual position by >1 mm.”4

SunCHECK v5.0 and the AVa Phantom are not available for sale in all markets. CE mark pending. The AVa Phantom is patent-pending.


1 T. McCaw, et al., When a Good Monitor Chamber Goes Bad: Diagnosing Atmospheric Communication of a Sealed Monitor Chamber, AAPM 2018
2 Sun Nuclear SunCHECK user internal testing
3 A. Agnew et al., Monitoring daily MLC positional errors using trajectory log files and EPID measurements for IMRT and VMAT Deliveries, Phys. Med. Biol. 59, (2014)
4 B. Neal, et al., A clinically observed discrepancy between image-based and log-based MLC positions, Med Phys. 43, 2933 (2016)