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A multi-platform approach to image guided radiation therapy (IGRT).
Christopher Amies1, Ali Bani-Hashemi, Juan-Carlos Celi
1Clinical and Collaborative Development, Siemens Medical Solutions, Oncology Care Systems Group, Concord, CA, USA. christopher.amies@siemens.com
Summary
Siemens is developing advanced imaging technologies for image-guided radiation therapy (IGRT). These innovations aim to improve accuracy in cancer treatment through real-time anatomical and dosimetric imaging.
Area of Science:
- Medical Physics
- Radiation Oncology
- Medical Imaging Technology
Background:
- Image-guided radiation therapy (IGRT) is crucial for precise cancer treatment.
- Accurate image acquisition and decision-making are essential for effective IGRT delivery.
- Siemens Oncology Care Systems Group (SMSOCSG) is advancing IGRT technologies.
Purpose of the Study:
- To present four novel technologies developed by SMSOCSG for IGRT.
- To discuss the clinical and technical aspects of each IGRT technology.
- To highlight the potential of these technologies in various clinical settings.
Main Methods:
- Integration of a multi-slice CT scanner with a C-arm linear accelerator.
- Development of a high-sensitivity, fast megavoltage (MV) electronic portal imaging device for MV Conebeam CT (MVCBCT) and fluoroscopy.
- Modification of a mobile C-arm with a flat-panel kilovoltage (kV) diagnostic imager.
- Development of an in-line MV/kV flat-panel imaging system for real-time anatomical and dosimetric imaging.
Main Results:
- Four distinct IGRT technologies have been developed.
- Each technology offers unique and complementary imaging capabilities.
- The systems are designed for integration with C-arm gantry linear accelerators.
Conclusions:
- The presented technologies enhance image acquisition for IGRT.
- These advancements support improved decision-making in radiation oncology.
- The developed systems offer versatile solutions for real-time imaging in IGRT.