Tri-fluted vascular access needle
US10349975B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 9, 2016 |
| Grant date | Jul 16, 2019 |
| Priority date | — |
| Expiry date | Jul 29, 2036 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/3454
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A needle disclosed herein may include an elongate body extending between a proximal end and a distal end with a central longitudinal axis defined by the body, where the distal end includes a single sharp point along the central longitudinal axis and defining a distal end terminus three longitudinal fluted surfaces converging at the distal end terminus; and three longitudinal beveled cutting edges defining borders between the fluted surfaces and converging at the distal end terminus. Needle embodiments may include one or more ports open into and/or proximal of the fluted surfaces and communicating with one or more longitudinal needle lumens.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.