Needles and methods of using same
US7645268B2 · kind B2 · utility
9Cited by
14References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 25, 2004 |
| Grant date | Jan 12, 2010 |
| Priority date | — |
| Expiry date | Nov 21, 2024 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61M5/3286
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A needle having a shaft with a distal end defining a distal opening. The shaft has a longitudinal axis that extends through the distal opening and the distal opening has a projected area that is smaller than a cross-sectional area of a section of the shaft proximal to the distal end of the shaft. Also provided are methods of directly delivering a therapeutic agent to a target site using a Huber needle or pencil-point needle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.