Thrombolytic filtration and drug delivery catheter with a self-expanding portion
US6280413A · kind A · utility
288Cited by
41References
35Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 8, 1997 |
| Grant date | Aug 28, 2001 |
| Priority date | — |
| Expiry date | Jul 8, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/0057
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A thrombolytic filtration and drug delivery catheter is disclosed comprising a shaft which longitudinal ribs. The ribs are compressed while being advanced to the site of interest and are released at the site, flaring to a diameter greater than the diameter of the shaft. The ribs can be compressed by a sleeve or thread, for example. Drugs or other agents can be delivered through lumens in the shaft and ribs, out through ports in the ribs. Preferably, the ports are positioned to deliver the drugs or other agents between the ribs and within the region defined by the ribs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.