Drainage catheter tip shape configuration
US8496644B2 · kind B2 · utility
1Cited by
12References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 17, 2009 |
| Grant date | Jul 30, 2013 |
| Priority date | — |
| Expiry date | Jan 5, 2032 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/0163
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A percutaneous catheter includes a longitudinal catheter shaft having a distal end, a proximal end, a hollow portion, and a wall portion, a wire embedded within said wall portion at said distal end wherein said wire forms a pigtail curve when in a relaxed state, and a stylet capable of entering said hollow portion of said longitudinal catheter at said proximal end wherein said stylet substantially straightens said longitudinal catheter at said distal end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.