Retro-reflector for image-guided operation systems
US8456649B2 · kind B2 · utility
2Cited by
9References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 3, 2009 |
| Grant date | Jun 4, 2013 |
| Priority date | — |
| Expiry date | Nov 19, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/3983
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A retro-reflector for image-guided operation systems, comprising eight cube corners, wherein the tips of the cube corners are adjacent to each other and each cube corner is formed from three reflective faces, comprising a protection against contamination which prevents dirt from being deposited in the cube corners.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.