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[Conformational radiotherapy with multi-leaf collimators: one year experience at the Leon-Berard Centre]
1Département de radiothérapie, centre Léon-Bérard, Lyon, France.
Summary
The Radiation Therapy Department implemented a new conformal therapy setup using CT-scan and a multileaf collimator for precise 3D treatment planning. This advanced technique successfully treated 115 patients in its first year.
Area of Science:
- Medical Physics
- Radiation Oncology
- Radiotherapy Technology
Context:
- The Radiation Therapy Department at Centre Léon Bérard upgraded its linear accelerator.
- Implementation of a conformal therapy setup was a key initiative.
- Collaboration with Philips Systèmes Médicaux facilitated the technological advancement.
Purpose:
- To describe the implementation of a new conformal therapy setup.
- To detail the use of CT-scan for 3D treatment planning.
- To introduce the multileaf collimator for irregular beam shaping.
Summary:
- A conformal therapy setup utilizing CT-scan for 3D treatment planning and a multileaf collimator was implemented.
- This system enables the creation of numerous irregular-shaped beams through a multileaf preparation system.
- The procedure involves well-defined steps and essential tools for effective treatment planning.
Impact:
- Successfully treated 115 patients in the first year across various tumor types including CNS, lung, and prostate cancers.
- Demonstrated the feasibility and application of advanced radiotherapy techniques.
- Future improvements aim for automation, enhancing quality assurance, security, and time efficiency.