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[Motion control system in BJ14 medical electron accelerator].

Q Xu¹, Z Dai, Z Zhao

¹Beijing Medical Equipment Institute.

Zhongguo Yi Liao Qi Xie Za Zhi = Chinese Journal of Medical Instrumentation

|February 24, 2001

Summary

This study introduces a dual computer control system for a 14 MeV medical electron accelerator, enhancing positioning speed and safety for clinical applications.

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Area of Science:

Medical physics
Accelerator technology
Control systems engineering

Context:

14 MeV medical electron accelerators are crucial for radiation therapy.
Efficient and safe accelerator operation is paramount in clinical settings.
Current control systems may present limitations in speed and user safety.

Purpose:

To develop and evaluate a dual computer-based control mode for a 14 MeV medical electron accelerator.
To enhance the speed and convenience of positioning operations.
To ensure a safe operating environment through a multi-interlock system.

Summary:

A novel dual computer-based control mode was implemented for a 14 MeV medical electron accelerator.
A specialized non-linear velocity transformation method facilitates rapid and precise positioning.
Independent control of four blades and a multi-interlock safety function are key features.

Impact:

Improved operational efficiency and user experience in medical accelerator facilities.
Enhanced safety protocols for medical personnel operating high-energy equipment.
Potential for wider adoption of advanced control systems in radiation oncology.

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