Intravascular radiotherapy source ribbon having variable radiopacity
US6497646B1 · kind B1 · utility
47Cited by
24References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2001 |
| Grant date | Dec 24, 2002 |
| Priority date | — |
| Expiry date | Mar 14, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61N2005/1025
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A unidummy intravascular radiotherapy source ribbon assembly is utilized to properly align radioactive seeds in a radioactive intravascular radiotherapy source ribbon assembly to control the dose rate profile such that only the proper tissue is irradiated. The source ribbon assembly includes a core comprising one or more sections having a first radiopacity and one or more sections having a second radiopacity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.