Overtube and natural opening medical procedures using the same
US8241279B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 23, 2006 |
| Grant date | Aug 14, 2012 |
| Priority date | — |
| Expiry date | May 3, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2018/1495
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An overtube including an insertion portion having a distal end portion and a proximal end portion, at least the distal end portion being inserted into an examination subject; a first lumen formed in the insertion portion and in which a device for carrying out medical procedures in the examination subject is freely inserted and removed; a tissue cutting portion that is to be disposed at the distal end portion of the insertion portion traversing the first lumen and that cuts the tissue of the examination subject; and a holding portion that holds the tissue cutting portion at a position removed from a position traversing the first lumen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.