IV Catheter and IV Cannula Guide: Types, Sizes, Parts, and Uses Explained
Learn about IV catheter types, sizes, gauges, colours, and parts. A simple guide to butterfly IV catheters and how to pick a trusted IV cannula manufacturer. Every hospital, clinic, and home healthcare setup depends on one small device more than people realise. It is called an IV catheter, and some people also call it an IV cannula. Both names mean almost the same thing, and both are used every day to give patients fluids, medicines, or blood.