Device and method for determining the position of an instrument in relation to medical images
US9572539B2 · kind B2 · utility
4Cited by
4References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 6, 2012 |
| Grant date | Feb 21, 2017 |
| Priority date | — |
| Expiry date | Mar 7, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/3937
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to a device and a method for determining the position of an instrument with respect to medical images of a body. The device comprises (1) a calibration support comprising a set of fiducial markers visible on medical images and fixed to the skin of a body, (2) at least one micro-camera providing video images and mounted on the calibration support in a known position, and (3) a processing unit connected to the micro-cameras and configured to process the video images from said micro-cameras to determine the position of the instrument with respect to medical images.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.