Guide-in-guide catheter system
US7569046B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 27, 2001 |
| Grant date | Aug 4, 2009 |
| Priority date | — |
| Expiry date | Dec 27, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M25/0017
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A multiple catheter system is described. In one embodiment a medical catheter system includes a first catheter having an entrance orifice, an exit orifice, a channel connecting the entrance orifice and the exit orifice, and a wall surrounding the channel. In this embodiment the hardness of the wall surrounding the channel decreases in in hardness, increases in hardness and then decreases in hardness again, when considered from an initial reference point at the entrance orifice and traveling towards the exit orifice. Another medical catheter system includes a first catheter having an entrance orifice, an exit orifice, a channel linking the entrance orifice and the exit orifice, and a first wall surrounding the channel wherein the first wall has a bendable curve memory portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.