Tackling Today's Challenges
in Radiotherapy Dosimetry QA

PTW 2019 AAPM Lunch & Learn

Monday, July 15, 2019, 12:15 pm – 1:45 pm

Henry B. Gonzalez Convention Center
Room 216 at Meeting Level
San Antonio, Texas

A complimentary lunch will be provided.

Limited spots available! Fill out the form to reserve your spot today.




12:15 PM | Welcome and introductions.

12:25 PM | The development and experience of the first MR-compatible 3D scanning water tank for acceptance, commissioning and QA measurements in an MRI LINAC.

Jochem Wolthaus, Ph.D., University Medical Center Utrecht, Netherlands

12:50 PM | QA data flow in modern radiotherapy departments.

Dan Nicewonger, Mays Cancer Center, University of Texas Health San Antonio
MD Anderson Cancer Center

1:15 PM | Challenges of beam data collection and validation of Halcyon™ during commissioning.

Sharon Thompson – Maimonides Cancer Center, Brooklyn, NY




PTW is a global market leader for dosimetry and QA solutions in modern radiation therapy. Stop by our booth to explore our latest dosimetry technology:

    • BEAMSCAN® MR* water phantom – the first 3D water phantom for MR-guided radiotherapy, available in two ready-to-use models for Elekta Unity and ViewRay® MRIdian®.
    • BEAMSCAN® 3D water phantom – the fastest water phantom to set up and easiest to use for all acceptance testing and commissioning needs, now also available for the Halcyon™ system.
    • STARCHECKmaxi® MR array – a comprehensive TG-142 compliant solution for machine QA — from high-resolution measurements up to 40 cm x 40 cm in magnetic fields to legally required documentation.
    • MR-compatible detectors – select from a wide range of PTW's famous detector brands that are now available for MR dosimetry.
    • OCTAVIUS® 4D modular patient and machine QA systems – for the latest radiotherapy techniques, including Halcyon, SRS and MRgRT. Also introducing OCTAVIUS® Detector 1600 SRS for 3D dose verification of complex SRS/SBRT treatment plans.
    • RUBY™ phantom – a new modular, stereotactic verification phantom with multiple inserts for comprehensive system QA, LINAC QA and patient QA.
    • microSilicon™ diode detector – the new silicon diode detector for small photon and all electron fields.
    • Track-it™ 2.0 QA data management software – a versatile, web-based QA data management software that integrates QA data from different sources, devices and sites into a single platform.

*Pending 510(k), not available for sale within the United States.

Register Now

Seating for this event is filled to capacity and is reserved for registered attendees. However, you are welcome to attend the technology presentations.