质子治癌进展

一些国家利用质子治癌取得良好疗效，质子束的优良剂量分布特性使剂量集中于肝瘤，减少了对周围正常组织不必要的伤害。文章介绍了治疗装置，治疗过程及其最近的发展。

Physics and Economic Construction Progress in Proton Therapy of Cancers *

The use of protons in cancer treatment in many countries has produced encouraging clinical results. The superior dose localization capabilities of proton beams suggest the possibility of depositing a higher dose into the tumour while reducing unwanted damage to surrounding normal tissues. Proton therapy facilities, the treatment process and their recent developments are reviewed.