Laparoscopic device and endoscopic system
US11103131B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Mar 13, 2015 |
| Grant date | Aug 31, 2021 |
| Priority date | — |
| Expiry date | Jul 21, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B23/2461
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A laparoscopic device includes a flexible insertion part including an imaging optical system and an illumination optical system that are covered with an exterior tube; and an operational part connected to a base end of the insertion part. The insertion part is inserted into a peritoneal dialysis catheter for observation of an abdominal cavity, and the insertion part includes a distal extended part that is extendable from the peritoneal dialysis catheter in the abdominal cavity during use and formed in a shape with a curved part having a cumulative central angle between 180° and 360°.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.