Endoscope apparatus
US6745065B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 31, 2002 |
| Grant date | Jun 1, 2004 |
| Priority date | — |
| Expiry date | Jul 31, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B5/064
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An endoscope apparatus comprises an endoscope having a treatment tool passage channel in at least an insertion portion, an adaptor for endoscope forceps opening, which can be detachably attached to a treatment tool insertion opening which is at one end of the treatment tool passage channel, an insertion shape detection probe provided with a plurality of shape detection elements which are to be passed and arranged in the treatment tool passage channel via the adaptor for endoscope forceps opening, an insertion shape detection unit for detecting magnetic field emitted from the shape detection elements of the insertion shape detection probe, an insertion shape detection device which drives the insertion shape detection probe and outputs video signals for visualizing the insertion shape from the signals corresponding to the magnetic field detected by the insertion shape detection unit, and a display device for displaying the insertion shape of the insertion portion based on the video signals output from the insertion shape detection device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.