Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1996-09-25
1998-03-31
Yasko, John D.
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
604192, A61M 532
Patent
active
057332657
ABSTRACT:
A needle assembly includes an elongate needle, a needle hub with an axial bore therethrough to receive and hold the needle projecting axially, the needle hub further is releasably mountable on a fluid handling device. The assembly has an elongate shield having an open proximal end, a distal end and a sidewall with an inside surface defining a cavity. There is an elongate aperture into the cavity from about the distal end to the proximal end. The assembly has a hinge that includes a mount for retaining the shield onto the hub, the mount has an opening therein that is sized and shaped to receive at least a portion of the needle hub. The shield is movable about the hinge by an off-axis pivotal movement between an initial closed position, an open position and a latched position. The assembly has a removable cover that is disposed over the elongate aperture in the shield and engaging the shield to hold it in the initial closed position. The cover is removable by a distal axial movement that also opens the shield, disengages the cover from the shield exposes at least the distal point of the needle. There is a latch for latching the shield to the mount when the shield is in the latched position.
REFERENCES:
patent: 4982842 (1991-01-01), Hollister
patent: 5116325 (1992-05-01), Paterson
patent: 5188611 (1993-02-01), Orgain
patent: 5207653 (1993-05-01), Janjua et al.
patent: 5312369 (1994-05-01), Arcusin et al.
patent: 5486163 (1996-01-01), Haynes
Bachman Alan B.
Stein Jeffrey A.
Becton Dickinson and Company
Dawson Arthur D.
Yasko John D.
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