Needle tip protector assembly for safety IV catheter assembly
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United States of America Patent
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May 24, 2016
Grant Date -
Jun 12, 2014
app pub date -
Jul 26, 2012
filing date -
Jul 26, 2011
priority date (Note) -
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Abstract
The invention relates to a needle tip guard for a safety IV catheter assembly comprising a catheter tube having a distal end and a proximal end; a catheter hub having a distal end and a proximal end, wherein the distal end is joined to the said catheter tube and the proximal end defines a chamber; a needle extending through the catheter hub and the catheter tube having opposite proximal and distal ends defining an axial direction A, wherein the proximal end is joined to the needle hub and the distal end forms a sharp tip and a change in profile is provided between the proximal and distal ends of the needle; and a tip protector assembly movably arranged in between the catheter hub and needle hub on the needle such that the tip protector assembly is retained partially and/or completely in the chamber of the catheter hub and wherein the tip protector assembly is configured to entrap the needle tip upon withdrawal of the needle from the catheter hub.
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