System, apparatus, and method for calibrating oblique-viewing rigid endoscope
US11344180B2 · kind B2 · utility
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20Claims
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Key dates
| Filing date | Jun 15, 2018 |
| Grant date | May 31, 2022 |
| Priority date | — |
| Expiry date | Aug 30, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2560/0223
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present disclosure relates to an apparatus and method for correcting rotational error during use of an oblique-viewing endoscope. Specifically, the present disclosure relates to a fast calibration process wherein a new approach is employed in estimating a center of rotation of a plane of an image. Moreover, the approach, allows for updating of a camera matrix during use.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.