| 摘要 |
<p>One-way intravenous catheter assembly provided with a tubular needle guard (7) slidable with respect to the needle housing (2), so as to completely cover the needle both before and after use, said needle housing comprising a substantially cylindrical central body (4) with a flash chamber and a tapered front portion (5), to which the catheter needle is attached, and a peripheral finger gripping element (8), connected to said central body but extending around the tubular needle guard, the connection being provided by a connecting element which is slidable in a longitudinal slot (11) of the tubular needle guard, the catheter assembly being further provided with a catheter tube or cannula (1) mounted around the needle and provided with a hub (6) for engagement with said tapered front portion of the needle housing. <IMAGE></p> |
