Proximal-end securement of a minimally invasive working channel
US9924979B2 · kind B2 · utility
4Cited by
155References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 9, 2014 |
| Grant date | Mar 27, 2018 |
| Priority date | — |
| Expiry date | Mar 2, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/3488
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention is directed at minimally invasive systems in which the proximal end portion of the working channel has either zero or a limited range of movement in the lateral direction. A first embodiment has a slidable collar attached to a pair of flanges, wherein movement of the collar is bounded by an annular frame. A second embodiment has a substantially spherical element attached to the tube. A third embodiment has a plurality of caps.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.