Intravenous Cannula

Intravenous (IV) Cannula: Most common, used for infusions, transfusions, or blood sampling. Nasal Cannula: Delivers supplemental oxygen via the nostrils. Other Types: Include arterial, surgical, and urinary cannulae. IV Cannula Key Features: Material: Medical-grade plastic with a stainless steel introducer needle. Sizes: Color-coded by gauge (e.g., 14G – orange, 16G – grey, 18G – green, 20G – pink, 22G – blue, 24G – yellow).