Method and apparatus to facilitate generating an optimized radiation treatment plan using direct-aperture optimization that includes fluence-based sub-optimization
US11642550B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 25, 2021 |
| Grant date | May 9, 2023 |
| Priority date | — |
| Expiry date | Jun 30, 2041 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61N5/1048
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
After accessing optimization information for a particular patient and for a particular radiation treatment platform, a control circuit generates an optimized radiation treatment plan by processing the optimization information using direct-aperture-optimization that includes fluence-based sub-optimization. By one approach, the control circuit includes the fluence-based sub-optimization in at least some, but not necessarily all, iterations of the direct-aperture-optimization. By one approach, the control circuit is configured to include only a few iterations of the fluence-based sub-optimization when including the fluence-based sub-optimization in at least some, but not necessarily all, iterations of the direct-aperture-optimization.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.