| 摘要 |
<p>CATHETER PLACEMENT ASSEMBLY An improved catheter placement assembly which includes an improved rigid needle and hub assembly and an improved catheter assembly with a flexible cannula jacketing the needle shank and a flexible body of rubbery material on its proximal end with a rigid adapter to connect to an I.V. set the hub of the needle defines a chamber to protectively house the adapter connection zone during venipuncture.</p> |
