| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an indwelling needle assembly that is hard to slide and facilitates a puncture operation. <P>SOLUTION: This indwelling needle assembly 1 includes: a hollow outer needle 2; an outer needle hub 3 secured to the base end of the outer needle 2; an inner needle 4 having a sharp needle tip at its tip end and being inserted in the interior of the outer needle 2; an inner needle hub 5 secured to the base end of the inner needle 4; and a tube 7 connected to the lateral part of the outer needle hub 3 so that its lumen 71 is communicated to the lumen 21 of the outer needle 2. The base end of the inner needle hub 5 is provided with a finger rest section 54. The finger rest section 54 consists of a projection 55 projecting in the base end direction from the base end face 53 of an inner needle hub body 50 and formed of a material hard to slide with respect to a medical glove, and a part formed with no projection 55 of the base end face 53. The projection 55 is protruded from a part of the base end face 53 and disposed at the central part of the base end face 53. <P>COPYRIGHT: (C)2011,JPO&INPIT |
