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Background: The use of modulated techniques for intra-cranial stereotactic radiosurgery (SRS) results in highly modulated fields with small apertures, which may be susceptible to uncertainties in the delivery device. Purpose: This study aimed to quantify the impact of simulated delivery errors on treatment plan dosimetry and how this is affected by treatment planning system (TPS), plan geometry, delivery technique, and plan complexity. A beam modelling error was also included as context to the dose uncertainties due to treatment delivery errors. Methods: Delivery errors were assessed for multi...

Varian announced today that it received FDA investigational device exemption to advance its Flash clinical research program.

The Leader in Radiation Oncology Automation Releases AutoContour News provided by Share this article Share this article NEW YORK, March 17, 2021 /PRNewswire/ -- Radformation, the leader in radiation oncology automation, has released AutoContour. The AI-driven segmentation tool can automatically segment over forty of the most common organs at risk (OAR) while also generating any necessary planning structures based on a clinic's structure templates. "Contouring has always been a time-consuming and error prone process in the clinic. Depending on the treatment site, the process could take multi...