Hydraulic controlled retractable tip filter retrieval catheter
US7153320B2 · kind B2 · utility
60Cited by
138References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 13, 2001 |
| Grant date | Dec 26, 2006 |
| Priority date | — |
| Expiry date | Aug 1, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2230/0067
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Distal protection filter retrieval devices and methods of retrieving a distal protection filter. A filter retrieval catheter may comprise an inner tube, an outer tube disposed over the inner tube, an annular lumen disposed between the inner tube and the outer tube, and a tapered member coupled to the lumen. The tapered member may be movable between a first position for passing a lesion and a second position retrieving a filter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.