Resin laminate ridge filter for particle therapy system and manufacturing method thereof
US11045664B2 · kind B2 · utility
1Cited by
2References
9Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 28, 2017 |
| Grant date | Jun 29, 2021 |
| Priority date | — |
| Expiry date | Mar 11, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB33Y80/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A ridge filter 100 provided in a particle therapy system includes a repeating structure body 101 having a plurality of extending parts 101c extending along the incident direction P of a proton beam 204, and a bottom plate 102 provided on the lower face 101b side opposite to the incident side of the proton beam 204 of the repeating structure body 101. In addition, the repeating structure body 101 and the bottom plate 102 are integrally formed by a molding method, and each of the repeating structure body 101 and the bottom plate 102 is formed of a laminate of resin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.