Proton therapy facilities: An overview of the development in recent years

Abstract

Since its discovery in 1946, Proton therapy has continued to overgrow from the number of units installed in various countries and the technology used. This paper aims to provide an overview of the development of proton therapy facilities to date based on a literature review. The results are discussed in several aspects, including its distribution across the globe, beam delivery techniques, dose verification, room layout, and shielding design considerations.