| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a non-coring vial access cannula, having sufficient structural strength that it may be made from thermoplastic resin instead of metal, thus reducing the likelihood and severity of operator injury by an accidental puncturing. <P>SOLUTION: The vial access cannula 10 of the present disclosure has (i) a needle hub 12 suitable for receiving a hypodermic syringe or an intraveneous injection set (e.g. a Luer lock 11), (ii) a cannula portion 16 having a centrally disposed lumen 18, wherein the centrally disposed lumen 18 terminates on one or more distal openings 20 and is in fluid communication with the needle hub 12, and (iii) a solid tip member 26 distal to the one or more distal openings 20, wherein the solid tip member has a blade with a cutting edge 32. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
