Apparatus and method for calibrating an x-ray image of a knee of a patient
US9241682B2 · kind B2 · utility
7Cited by
5References
7Claims
0Family size
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Key dates
| Filing date | Mar 12, 2013 |
| Grant date | Jan 26, 2016 |
| Priority date | — |
| Expiry date | Feb 8, 2034 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/3966
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An x-ray calibration apparatus includes a radiolucent knee alignment jig configured to receive a knee of a patient and a radiolucent cushion configured to hold a patient's knee at a fixed angle of flexion. The x-ray calibration apparatus also includes a number of radio-opaque fiducial markers positioned within the radiolucent knee alignment jig.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.