Iv Catheter

Clinical terms

Needle can reduce the use of children caused by repeated venipuncture of pain and fear of needles, alleviate the anxiety of parents, facilitate clinical medication, urgent, rescue of critically ill patients with drug use, reduce the workload of the nurse, reduce pain in children, and venous indwelling needle in wide clinical application, this special group in the face of children, The length of indwelling time of intravenous indwelling needle and the comfort of children have become the most concerned issues of nurses and parents, which is also the symbol of the successful use of indwelling needle and the premise of promotion.

Venous indwelling needle is also called venous trocar. Components of the core include a flexible catheter/cannula that can be indwelled into the vessel, and a stainless steel puncture guide needle core. When used, the catheter and the needle core were punctured into the blood vessel together. When the catheter was fully inserted into the blood vessel, the needle core was withdrawn and only the soft catheter was indwelled in the blood vessel for infusion treatment [1].

Indwelling needles are classified into open type and closed type, open type is classified into common type and safe type (needle puncture prevention type), closed type is classified into common type and safe type (needle puncture prevention type).

Choice of catheter

At the same time, the shortest and thinnest catheter should be selected to meet the needs of infusion. The vein chosen must BE able to accommodate the length of the CATHETER and at least twice the thickness of the catheter to ensure adequate blood flow and to meet the needs of intravenous therapy.

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