Intra-ventricular substance delivery catheter system
US6955657B1 · kind B1 · utility
141Cited by
29References
26Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 31, 2001 |
| Grant date | Oct 18, 2005 |
| Priority date | — |
| Expiry date | Feb 26, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61N1/0568
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A guide catheter and a needle catheter are disclosed. The guide catheter construction provides for maximum articulation of the deflectable tip and maximum torque response during rotation. The needle catheter may include a release mechanism that imparts a sudden force to the needle in order to facilitate tissue penetration.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.