| 摘要 |
Intravenous catheter apparatus, comprising: a needle having a needle shaft, a needle tip at the distal end of the needle shaft and a needle hub mounted to the proximal end of the needle shaft, an intravenous catheter tube mounted to a cathether hub and a needle guard movable on the needle shaft, wherein the needle guard comprises: a base portion having a needle passage extending in an axial direction from a proximal side of the base portion through the base portion to a distal side of the base portion, first and second arms extending substantially in the axial direction from the distal side of the base portion and a distal wall which is transversely arranged at a distal region of the first arm, wherein a recess provided in the needle guard receives a stopping element for stopping movement of the needle shaft relative to the needle guard. |
