Beam measurement tool and beam measurement assembly

By designing beam current measurement tooling, the problem that beam current measurement tools in the prior art cannot rotate with the particle accelerator is solved, and all-round accurate measurement of beam current is achieved, which improves the treatment effect.

CN223244827UActive Publication Date: 2025-08-19MEVION MEDICAL EQUIPMENT CO LTD
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Patent Information

Application Number
CN202422005235.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-08-19
Publication Date
2025-08-19
Estimated Expiration
2034-08-19

AI Technical Summary

Technical Problem

In the prior art, the beam current measurement tool of medical particle accelerator cannot rotate with the particle accelerator, resulting in insufficient measurement and affecting the therapeutic effect.

Method used

A beam current measurement tool is designed, including a scanning magnet bracket, a first bracket assembly and a second bracket assembly, capable of being mounted to the front end of the particle accelerator and rotating with the particle accelerator, for precise measurements in combination with the scanning magnet, a Faraday cup, an ionization chamber and a detector.

Benefits of technology

It realizes comprehensive and accurate measurement of the beam current emitted by the particle accelerator, ensuring the accuracy of the measurement results and the therapeutic effect.

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Abstract

The utility model belongs to the technical field of high-end medical instruments, and discloses a beam measurement tool and a beam measurement assembly. The beam measurement tool comprises a scanning magnet support and a first support assembly. The scanning magnet support is configured to be fixedly installed on the accelerator, and one of the scanning magnet and the Faraday cup can be selectively installed on the scanning magnet support; the first support assembly comprises two oppositely arranged first supports, each first support comprises a connecting part and an ionization chamber mounting part connected with one end of the connecting part, the other end of the connecting part can be fixedly connected to the scanning magnet support, and an ionization chamber can be mounted on the ionization chamber mounting part. The beam measurement tool provided by the utility model can be installed at the front end of the medical particle accelerator and rotates along with the medical particle accelerator so as to accurately measure the beam emitted by the medical particle accelerator.
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