CLINICAL CATHETERIZATION TECHNIQUE AND APPARATUS FOR PERFORMING SAME

摘要

ABSTRACT OF THE DISCLOSUREAn improved clinical technique for central venous catheterizationand apparatus for performing same. The catheterization apparatus includes asmall gauge hollow steel needle having a long plastic catheter introducercovering all but the very tip of the needle. The needle positions the plasticintroducer into the vein whereupon the needle is removed. Next, a guide wire isinserted into the introducer and into the vein. After the guide wire is in place,the introducer is peeled away from the guide wire, and the guide wire and plasticcatheter are threaded into the central venous system. Once the catheter is inplace, the guide wire is removed, the catheter is attached to an intravenous unitand the catheter is sutured to the skin.