Technical Design Report for a Carbon-11 Treatment Facility.

Area of Science:

• Medical Physics
• Radiation Oncology
• Nuclear Medicine

Background:

• Particle therapy offers superior dose conformity and enhanced biological effectiveness, particularly with heavy ions like carbon-11 (¹¹C).
• Current particle therapy limitations include range uncertainties, necessitating real-time monitoring for treatment optimization and adaptive therapy.
• Positron Emission Tomography (PET) is a key imaging technique for verifying particle therapy dose distribution.

Purpose of the Study:

• To investigate the technical feasibility of implementing Carbon-11 (¹¹C) radioisotopes in an accelerator-based particle therapy center.
• To develop a Technical Design Report for a ¹¹C Treatment Facility.
• To assess the clinical utility and technical requirements for ¹¹C particle therapy.

Main Methods:

• Review of existing experimental data and Monte Carlo simulations using the FLUKA code to assess clinical usefulness.
• Analysis of past ¹¹C beam production facilities to inform design.
• Elaboration of feasible upgrades for existing Carbon-12 (¹²C) therapy centers to accommodate ¹¹C production, ionization, acceleration, and transport.

Main Results:

• Identified technical solutions and challenges for producing, processing, and delivering ¹¹C beams for therapeutic applications.
• Provided a comprehensive Technical Design Report outlining the necessary facility upgrades and operational considerations.
• Defined a potential implementation scenario and timeline for integrating ¹¹C therapy.

Conclusions:

• The study provides a roadmap for establishing ¹¹C particle therapy, enhancing treatment precision and verification capabilities.
• Successful implementation requires addressing challenges in ¹¹C production and beam delivery infrastructure.
• ¹¹C particle therapy holds significant promise for advancing cancer treatment through improved imaging and dosimetry.