Tortuous path injection device and method
US6595958B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 8, 2000 |
| Grant date | Jul 22, 2003 |
| Priority date | — |
| Expiry date | Dec 13, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M2025/0681
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Devices and methods for delivering therapeutic or diagnostic agents to a target tissue of a human body are disclosed. A catheter in accordance with the present invention includes an elongate shaft having a distal end, a proximal end, and a lumen therethrough. The elongate shaft includes a first curved portion proximate the distal end of the elongate shaft. The first curved portion of the elongate shaft defines a first plane. The elongate shaft also includes a second curved portion disposed between the distal end of the elongate shaft and the first curved portion of the elongate shaft. The second curved portion of the elongate shaft defines a second plane. The second plane intersects the first plane at an angle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.