Needle shield assembly having a releasable lock
US5599318A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 29, 1995 |
| Grant date | Feb 4, 1997 |
| Priority date | — |
| Expiry date | Aug 29, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S128/919
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A needle shield assembly having a releasable lock of the present invention includes a needle cannula and a hub having a proximal end for connecting to a medical instrument and a distal end connected to the proximal end of the needle cannula. A base member is connected to the hub and includes a deflectable locking arm having a latch surface. A needle shield is hingedly connected to the base member. The needle shield includes a longitudinal opening therein and is capable of rotating back and forth between a first needle protecting position wherein the needle cannula is within the longitudinal opening of the needle shield and a second position exposing at least the distal end of the needle cannula. The needle shield includes a latch surface positioned to engage the latch surface of the base member when the needle shield is in the first position for locking the needle shield in the first position. The needle shield includes an activating member movably connected to the needle shield having an outwardly facing finger pad and a tip portion. The activating member is positioned so that digital pressure applied to the finger pad causes the tip portion of the activating member to push agains…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.