Patent · US Active

Safety needle with positive flush

US7569044B2 · kind B2 · utility

26Cited by

73References

10Claims

0Family size

Assignee

C.R. Bard, Inc. · US

Inventors

Daniel J. Triplett · Providence, US
Kevin W. Sheetz · Sandy, US
Eddie K. Burnside · Bountiful, US

Key dates

Filing date	Aug 4, 2006
Grant date	Aug 4, 2009
Priority date	—
Expiry date	Aug 4, 2026

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61M2209/045
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A needle assembly including a positive flush mechanism for use with a vascular access port. The needle assembly is configured to supply fluid to the port and to provide a positive flush to overcome negative pressures in the port that can potentially occur during withdrawal of the needle from the port.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.