Method and magnetic resonance apparatus for quantitative, highly reproducible tissue differentiation
US11874360B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 18, 2022 |
| Grant date | Jan 16, 2024 |
| Priority date | — |
| Expiry date | Jun 18, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01R33/50
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The present invention relates to parameter quantification for reproducible characterization of measured magnetic resonance signal variations in biological tissues due to variation in contrast-weighting levels. The method uses comprehensive sampling and higher-order model analysis to attain a more complete description of the signal variation at high signal-to-noise ratio. The signal variation described by the higher-order model fit is subsequently used for retrospective fit analysis based on a more basic model and a flexible sampling pattern. This approach greatly facilitates reproducibility of parameter quantification, since sampling inconsistencies can readily be accounted for.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.