IV Cannula – Disposable Intravenous Cannula

IV cannula (Intravenous cannula) is a small, flexible tube inserted into a vein to provide direct access to the bloodstream. Common uses: IV fluids IV medications Blood transfusion Emergency treatment Blood sampling in some situations Common sizes: 14G, 16G, 18G, 20G, 22G and 24G. Generally, larger gauge numbers mean a smaller cannula.