Sheath introduction apparatus and method
US7896897B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 24, 2003 |
| Grant date | Mar 1, 2011 |
| Priority date | — |
| Expiry date | Oct 18, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/349
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present disclosure relates to a sheath system for enabling access through an opening in the body of a patient is provided. The sheath system includes a dilation assembly having a radially expandable tubular sheath defining a lumen having a first cross-sectional area when in a non-expanded condition, and a handle assembly operatively coupled to a proximal end of tubular sheath, the handle assembly defining an aperture formed therein, and a first thread defined on the handle in the aperture thereof. The sheath system further includes an expansion assembly including a tubular member defining a lumen having a second cross-sectional area which is larger than the first cross-sectional area of the tubular sheath of the dilation assembly and having an outer surface defining a second thread, the second thread being arranged for engaging the first thread.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.