CATHETER ASSEMBLY
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United States of America Patent
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app pub date -
Sep 30, 2015
filing date -
Apr 1, 2013
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Abstract
A catheter assembly includes an inner needle having a sharp tip at a distal end thereof; a catheter in which the inner needle is disposed; a tip protective member having an insertion hole through which the inner needle is insertable, the tip protective member being configured to cover at least a tip of the inner needle when the inner needle is withdrawn; and a shutter member which is arranged in an interior of a shutter accommodating section provided in the tip protective member, the shutter member being configured to be deformed and thereby block a movement path of the inner needle in the shutter accommodating section when the inner needle is retracted to a predetermined position relative to the tip protective member. The shutter accommodating section includes a needle guide configured to guide movement of the inner needle.
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