Medical needle

Details Medical needle Medical needle

2011-06-07

2011-06-07

Lucchesi, Nicholas D (Department: 3763)

Surgery

Means for introducing or removing material from body for...

Treating material introduced into or removed from body...

C604S177000, C604S192000, C604S197000, C604S198000

Reexamination Certificate

active

07955310

ABSTRACT:
To provide a syringe in which a covering member whose engagement has been released automatically moves to a projection movement terminal where it can be prevented from returning, and returning of a projection positioned at the projection movement terminal can be limited.A covering member6is formed so as to be guided by a guide portion4eto a stopper portion4hfrom its housed posture within a holding portion main body4cso that a projection6aengages with an engagement portion4fwhile being urged by a spring7to a covering posture so that the engagement is released and the covering member covers a needle exposed portion2a, a return preventive portion4jis joined from a stopper portion4htoward the base end, and furthermore, a returning movement limiting portion4mis formed at a holding portion main body4cso as to be positioned closer to the base end side than the stopper portion4hand closer to the tip end side than the returning movement terminal4wof the return preventive portion4jwhile being spaced to the base end side from the projection6apositioned at the stopper portion4hso as to face the projection while leaving a space S, and comes into contact with the projection6alifted from the stopper portion4hwithin the range of the space S.

REFERENCES:
patent: 5219339 (1993-06-01), Saito
patent: 5591138 (1997-01-01), Vaillancourt
patent: D476419 (2003-06-01), Swenson
patent: 2005/0177112 (2005-08-01), Restelli et al.
patent: 2005/0267416 (2005-12-01), Mohammed
patent: A 63-317160 (1988-12-01), None
patent: A 2-1289 (1990-01-01), None
patent: A 4-180772 (1992-06-01), None
patent: A 11-319086 (1999-11-01), None
patent: A 2001-259029 (2001-09-01), None
patent: A 2005-518881 (2005-06-01), None
patent: WO 93/01851 (1993-02-01), None

Affiliated with

Also associated with

Rating

Medical needle does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Medical needle, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Medical needle will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2667667