Catheter assembly
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United States of America Patent
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May 14, 2019
Grant Date -
Mar 13, 2014
app pub date -
Sep 23, 2013
filing date -
Mar 28, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
A catheter assembly includes a hollow catheter; a catheter hub fixed onto a base end portion of the catheter, the catheter hub having an internal passage communicating with an inside of the catheter; a needle disposed in the catheter; a needle hub; a valve element including an opening and closing unit configured to be opened and closed; an operation member including a tubular body, the operation member being configured such that an opening portion of the operation member is insertable into the opening and closing unit to cause the base end side and a tip side of the catheter hub to communicate with each other; a communication unit; and a sealing member including a tubular body, the sealing member being disposed at a base end side of the valve element and being configured to allow the passage of air and prohibit the passage of liquid.
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