Patient and Linac QA - present and the future

Transcription

1 Patient and Linac QA - present and the future IBA Dosimetry Sandra Kos Service Department Customer Support Specialist sandra.kos@iba-group.com 1

2 IBA Dosimetry Part of IBA Group OUR MISSION At IBA we dare to develop innovative solutions pushing back the limits of science. We share ideas and know-how with our customers, our partners and leading experts to bring new solutions for the diagnosis and treatment of cancer and for the benefits of patients. We care of the well-being of patients and stakeholders as it is together that we complete our mission to Protect Enhance and Save lives. 1998/1999 IBA enters the field of Dosimetry Proton Therapy Radio Pharma Solutions Located in Schwarzenbruck, Germany Dosimetry Industrial and Sterilisation Solutions 2

3 Quality assurance in radiotherapy Quality assurance in radiotherapy ALL procedures that ensure consistency of the medical prescription, and safe fulfilment of that prescription, as regards the dose to the target volume, together with minimal dose to normal tissue, minimal exposure of personnel and adequate patient monitoring aimed at determining the end result of the treatment. CT CBCT TPS. Epid Symmetry 3

4 Linac QA The parameters to be tested and the tests to be performed The specific equipment to be used to perform the tests The geometry of the tests The frequency of the tests The staff group or individual performing the tests, as well as the individual supervising and responsible for the standards of the tests and for actions that may be necessary if problems are identified The expected results The tolerance and action levels The actions required when the tolerance levels are exceeded 4

5 Linac QA Different protocols available on market: DIN TG -142 Elekta Varian Siemens IEC

6 Linac QA All-in-One All Connected All Secure myqa is a unique platform that connects QA applications, people, and know-how through a Central Database and the Cloud. It offers full support throughout all of your QA, and enables you access to the different software modules and all of your data from one intuitive interface - anywhere & anytime. 6

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8 Pass-Fail Numeric Dosimetry: Energy, Output, Profile, Wedge Constancy CBCT: Contrast, Geometric Distortion, HU Constancy, Spatial resolution, Uniformity and Noise MLC: Leaf position accuracy, Moving Window/Segmental IMRT, Picket fence, VMAT/Dynamic MLC EPID (MV) / Planar (KV): Scaling Test 8

9 Linac QA Cloud Solution 9

10 Patient QA Errors in Patient Treatment: - incorrect manual parameter transfer - reversal of images in treatment planning - erroneous calculation for soft wedge - incorrect Intensity Modulated Radiotherapy (IMRT) planning Need for pre-treatment patient plan verification 10

11 Patient QA Film Dosimetry TPS Phantom Calculations EPID Dosimetry 11

12 Patient QA myqa Patients 12

13 Patient QA Compass 2 in 1 Solution Calculation based TPS Check Measurement based 13

14 Patient and Linac QA - Future 14

15 Patient and Linac QA - Future Multifunctional detector for your: 1. Pre-treatment QA 2. Online treatment monitoring per fraction 3. Machine and Morning QA in the future** Dolphin is ready anytime for your QA without the typical hardware setup; no cabling required Fluence generated from the detector response for high-resolution Monte Carlo dose modeling 15

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17 ??? Questions??? 17

18 Thank you / Hvala Sandra Kos Service Department Customer Support Specialist sandra.kos@iba-group.com /company/iba /ibaworldwide /ibagroup /iba 18